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import requests
from streamlit_folium import st_folium
import folium
from io import BytesIO
from PIL import Image, ImageDraw, ImageFont
from graphics_utils import draw_smooth_ellipse
from staticmap import StaticMap, CircleMarker
from streamlit_image_coordinates import streamlit_image_coordinates
from math import radians, cos, sin, sqrt, atan2
import json
import base64
from datetime import datetime
import pandas as pd
from process_utils import (
init_process_state,
add_process,
delete_process,
add_stream_to_process,
delete_stream_from_process,
# New recursive functions for sub-subprocesses
create_process_node,
create_stream,
add_child_to_node,
delete_child_from_node,
add_stream_to_node,
delete_stream_from_node,
iterate_all_nodes,
get_level_name,
)
import csv
import os
# Load process models from JSON file
PROCESS_MODELS_PATH = os.path.join(os.path.dirname(__file__), '..', 'process_models.json')
with open(PROCESS_MODELS_PATH, 'r') as f:
PROCESS_MODEL_DICT = json.load(f)
# =============================================================================
# RECURSIVE UI FUNCTION for rendering children at any level
# =============================================================================
def render_subsubprocesses(st_module, subprocess_node, subprocess_idx, process_model_dict=None):
"""
Render sub-subprocesses for a subprocess. This is the FINAL level (level 2).
No deeper recursion - only 3 levels: Process > Subprocess > Sub-subprocess
Args:
st_module: Streamlit module
subprocess_node: The subprocess containing sub-subprocesses
subprocess_idx: Index of the parent subprocess
process_model_dict: Dict of process models for selection
"""
children = subprocess_node.get('children', [])
for ci, child in enumerate(children):
child_key = f"subsub_{subprocess_idx}_{ci}"
# Ensure child has level set
if 'level' not in child:
child['level'] = 2 # Sub-subprocess is level 2
# Separator line
st_module.markdown(
"<div style='margin-left:15px;height:1px;background:#cccccc;margin:4px 0;'></div>",
unsafe_allow_html=True
)
# Initialize expanded state
if 'expanded' not in child:
child['expanded'] = False
# Header row: Toggle | Name | Size | Place | Delete
cols = st_module.columns([0.05, 0.45, 0.15, 0.15, 0.08])
# Toggle expand/collapse
toggle_label = "▾" if child.get('expanded', False) else "▸"
if cols[0].button(toggle_label, key=f"{child_key}_toggle"):
child['expanded'] = not child.get('expanded', False)
st_module.rerun()
# Name input
default_name = child.get('name', f'Sub-subprocess {ci+1}')
child['name'] = cols[1].text_input(
"Sub-subprocess name",
value=default_name,
key=f"{child_key}_name",
label_visibility="collapsed",
placeholder=f"Sub-subprocess {ci+1}"
)
# Size slider
if 'box_scale' not in child or child.get('box_scale') in (None, ''):
child['box_scale'] = 0.8
try:
current_scale = float(child.get('box_scale', 0.8))
except (ValueError, TypeError):
current_scale = 0.8
child['box_scale'] = cols[2].slider(
"Size",
min_value=0.3,
max_value=2.0,
value=current_scale,
step=0.1,
key=f"{child_key}_scale",
label_visibility="collapsed"
)
# Place button
place_key = f"child_subsub_{subprocess_idx}_{ci}"
place_active = (st_module.session_state.get('placement_mode') and
st_module.session_state.get('placing_process_idx') == place_key)
if not place_active:
if cols[3].button("Place", key=f"{child_key}_place"):
st_module.session_state['placement_mode'] = True
st_module.session_state['measure_mode'] = False
st_module.session_state['placing_process_idx'] = place_key
st_module.session_state['placing_node_ref'] = child
st_module.session_state['ui_status_msg'] = f"Click on map to place: {child.get('name', 'Sub-subprocess')}"
st_module.rerun()
else:
if cols[3].button("Done", key=f"{child_key}_place_done"):
st_module.session_state['placement_mode'] = False
st_module.session_state['placing_process_idx'] = None
st_module.session_state['placing_node_ref'] = None
st_module.session_state['ui_status_msg'] = "Placement mode disabled"
st_module.rerun()
# Delete button
if cols[4].button("✕", key=f"{child_key}_delete"):
delete_child_from_node(subprocess_node, ci)
st_module.rerun()
# Expanded content (Information and Streams only - no deeper children)
if child.get('expanded', False):
# Information toggle
if 'info_expanded' not in child:
child['info_expanded'] = False
info_cols = st_module.columns([0.05, 0.95])
info_toggle = "▾" if child.get('info_expanded', False) else "▸"
if info_cols[0].button(info_toggle, key=f"{child_key}_info_toggle"):
child['info_expanded'] = not child.get('info_expanded', False)
st_module.rerun()
info_cols[1].markdown("**Information**")
if child.get('info_expanded', False):
# Coordinates
coord_cols = st_module.columns([1, 1, 1])
child['lat'] = coord_cols[0].text_input("Latitude", value=str(child.get('lat', '') or ''), key=f"{child_key}_lat")
child['lon'] = coord_cols[1].text_input("Longitude", value=str(child.get('lon', '') or ''), key=f"{child_key}_lon")
# Hours
if 'hours' not in child:
child['hours'] = ''
child['hours'] = coord_cols[2].text_input("Hours", value=str(child.get('hours', '') or ''), key=f"{child_key}_hours")
# Notes
if 'extra_info' not in child:
child['extra_info'] = {}
child['extra_info']['notes'] = st_module.text_area(
"Notes",
value=child['extra_info'].get('notes', ''),
key=f"{child_key}_notes",
height=60
)
# Streams section
streams_header = st_module.columns([0.7, 0.3])
streams_header[0].markdown("**Streams**")
if streams_header[1].button("➕ Stream", key=f"{child_key}_add_stream"):
add_stream_to_node(child)
st_module.rerun()
streams = child.get('streams', [])
if not streams:
st_module.caption("No streams yet. Use ➕ to add one.")
else:
for si, stream in enumerate(streams):
render_stream_recursive(st_module, stream, f"{child_key}_stream_{si}", child, si)
def render_stream_recursive(st_module, stream, stream_key, parent_node, stream_index):
"""
Render a single stream with the same UI at any level.
This is REUSABLE for streams in any process node.
"""
# Ensure stream has required fields
if 'name' not in stream:
stream['name'] = f"Stream {stream_index + 1}"
if 'type' not in stream:
stream['type'] = 'product'
if 'properties' not in stream:
stream['properties'] = {'prop1': 'Tin', 'prop2': 'Tout', 'prop3': 'ṁ', 'prop4': 'cp'}
if 'values' not in stream:
stream['values'] = {'val1': '', 'val2': '', 'val3': '', 'val4': ''}
# Stream header
header_cols = st_module.columns([1.5, 1, 0.5])
stream['name'] = header_cols[0].text_input(
"Stream name",
value=stream.get('name', ''),
key=f"{stream_key}_name",
label_visibility="collapsed",
placeholder=f"Stream {stream_index + 1}"
)
stream_types = ["product", "steam", "air", "water"]
current_type = stream.get('type', 'product')
if current_type not in stream_types:
current_type = 'product'
stream['type'] = header_cols[1].selectbox(
"Type",
options=stream_types,
index=stream_types.index(current_type),
key=f"{stream_key}_type",
label_visibility="collapsed"
)
if header_cols[2].button("✕", key=f"{stream_key}_delete"):
delete_stream_from_node(parent_node, stream_index)
st_module.rerun()
# All stream types use the same selection logic with different preselected defaults
display_options = ["Tin", "Tout", "ṁ", "cp", "CP", "Water Content In", "Water Content Out", "Density", "Pressure"]
# Define default preselected variables based on stream type
stream_type = stream.get('type', 'product')
if stream_type == 'product':
default_display = ["Tin", "Tout", "ṁ", "cp"]
elif stream_type == 'steam':
default_display = ["Tin", "ṁ"]
elif stream_type == 'water':
default_display = ["Tin", "ṁ", "Water Content In", "Water Content Out"]
else: # air, etc.
default_display = ["Tin", "ṁ"]
# Initialize display_vars in session state if not present
display_key = f"{stream_key}_display_vars"
if display_key not in st_module.session_state:
# Use existing stream setting or default based on type
current_display = stream.get('display_vars', None)
if current_display is None:
current_display = default_display
current_display = [v for v in current_display if v in display_options]
st_module.session_state[display_key] = current_display
selected_display = st_module.multiselect(
"Variables",
options=display_options,
key=display_key,
help="Select variables to enter"
)
stream['display_vars'] = selected_display
# Build list of properties to show based on selection
props_to_show = selected_display
n_props = len(props_to_show)
if n_props > 0:
prop_cols = st_module.columns(n_props)
for pi, prop_name in enumerate(props_to_show):
with prop_cols[pi]:
st_module.caption(prop_name)
current_val = stream.get('stream_values', {}).get(prop_name, '')
new_val = st_module.text_input(
prop_name,
value=str(current_val),
key=f"{stream_key}_sval_{prop_name}",
label_visibility="collapsed"
)
# Store in stream_values dict
if 'stream_values' not in stream:
stream['stream_values'] = {}
stream['stream_values'][prop_name] = new_val
# Update legacy fields for compatibility
sv = stream.get('stream_values', {})
stream['temp_in'] = sv.get('Tin', '')
stream['temp_out'] = sv.get('Tout', '')
stream['mdot'] = sv.get('ṁ', '')
stream['cp'] = sv.get('cp', '')
# Also update properties/values structure for drawing
stream['properties'] = {'prop1': 'Tin'}
stream['values'] = {'val1': sv.get('Tin', '')}
idx = 2
for var in selected_display:
stream['properties'][f'prop{idx}'] = var
stream['values'][f'val{idx}'] = sv.get(var, '')
idx += 1
# Helper: convert pixel relative to center in snapshot to lon/lat using Web Mercator math
def snapshot_pixel_to_lonlat(px, py, center_ll, z_level, img_w, img_h):
import math as _math
def lonlat_to_xy(lon_val, lat_val, z_val):
lat_rad = _math.radians(lat_val)
n_val = 2.0 ** z_val
xtile = (lon_val + 180.0) / 360.0 * n_val
ytile = (1.0 - _math.log(_math.tan(lat_rad) + 1 / _math.cos(lat_rad)) / _math.pi) / 2.0 * n_val
return xtile, ytile
def xy_to_lonlat(xtile_v, ytile_v, z_val):
n_val = 2.0 ** z_val
lon_val = xtile_v / n_val * 360.0 - 180.0
lat_rad = _math.atan(_math.sinh(_math.pi * (1 - 2 * ytile_v / n_val)))
lat_val = _math.degrees(lat_rad)
return lon_val, lat_val
lon0, lat0 = center_ll
xtile0, ytile0 = lonlat_to_xy(lon0, lat0, z_level)
px_per_tile = 256
dx = px - img_w / 2
dy = py - img_h / 2
dxtile = dx / px_per_tile
dytile = dy / px_per_tile
xtile = xtile0 + dxtile
ytile = ytile0 + dytile
lon_val, lat_val = xy_to_lonlat(xtile, ytile, z_level)
return lon_val, lat_val
# Helper inverse: lon/lat to snapshot pixel
def snapshot_lonlat_to_pixel(lon_val_in, lat_val_in, center_ll, z_level, img_w, img_h):
import math as _math
def lonlat_to_xy(lon_inner, lat_inner, z_val):
lat_rad = _math.radians(lat_inner)
n_val = 2.0 ** z_val
xtile = (lon_inner + 180.0) / 360.0 * n_val
ytile = (1.0 - _math.log(_math.tan(lat_rad) + 1 / _math.cos(lat_rad)) / _math.pi) / 2.0 * n_val
return xtile, ytile
lon0, lat0 = center_ll
xtile0, ytile0 = lonlat_to_xy(lon0, lat0, z_level)
xtile, ytile = lonlat_to_xy(lon_val_in, lat_val_in, z_level)
dxtile = xtile - xtile0
dytile = ytile - ytile0
px_per_tile = 256
snapshot_px = img_w / 2 + dxtile * px_per_tile
snapshot_py = img_h / 2 + dytile * px_per_tile
return snapshot_px, snapshot_py
# Helper functions for saving and loading app state
def save_app_state():
"""Save the current app state to a JSON file"""
state_to_save = {
'timestamp': datetime.now().isoformat(),
'map_locked': st.session_state.get('map_locked', False),
'map_center': st.session_state.get('map_center', []),
'map_zoom': st.session_state.get('map_zoom', 17.5),
'current_base': st.session_state.get('current_base', 'OpenStreetMap'),
'processes': st.session_state.get('processes', []),
'proc_groups': st.session_state.get('proc_groups', []),
'proc_group_names': st.session_state.get('proc_group_names', []),
'proc_group_expanded': st.session_state.get('proc_group_expanded', []),
'proc_group_coordinates': st.session_state.get('proc_group_coordinates', {}),
'proc_group_info_expanded': st.session_state.get('proc_group_info_expanded', []),
# Save notes
'project_notes': st.session_state.get('project_notes', ''),
'pinch_notes': st.session_state.get('pinch_notes', ''),
# Save energy supply data from Potential Analysis
'current_energy_demands': st.session_state.get('current_energy_demands', []),
}
# Convert snapshots to base64 for JSON serialization
snapshots = st.session_state.get('map_snapshots', {})
encoded_snapshots = {}
for key, img_bytes in snapshots.items():
if img_bytes:
encoded_snapshots[key] = base64.b64encode(img_bytes).decode('utf-8')
state_to_save['map_snapshots_encoded'] = encoded_snapshots
return json.dumps(state_to_save, indent=2)
def load_app_state(state_json):
"""Load app state from JSON data"""
try:
state = json.loads(state_json)
# Restore session state
st.session_state['map_locked'] = state.get('map_locked', False)
st.session_state['map_center'] = state.get('map_center', [])
st.session_state['map_zoom'] = state.get('map_zoom', 17.5)
st.session_state['current_base'] = state.get('current_base', 'OpenStreetMap')
st.session_state['processes'] = state.get('processes', [])
st.session_state['proc_groups'] = state.get('proc_groups', [])
st.session_state['proc_group_names'] = state.get('proc_group_names', [])
st.session_state['proc_group_expanded'] = state.get('proc_group_expanded', [])
# Initialize map expansion states
st.session_state['process_subprocess_map_expanded'] = state.get('process_subprocess_map_expanded', {})
st.session_state['subprocess_map_expanded'] = state.get('subprocess_map_expanded', {})
# Convert proc_group_coordinates keys to integers (JSON converts them to strings)
raw_coords = state.get('proc_group_coordinates', {})
converted_coords = {}
for key, value in raw_coords.items():
converted_coords[int(key) if isinstance(key, str) else key] = value
st.session_state['proc_group_coordinates'] = converted_coords
st.session_state['proc_group_info_expanded'] = state.get('proc_group_info_expanded', [])
# Restore notes
st.session_state['project_notes'] = state.get('project_notes', '')
st.session_state['pinch_notes'] = state.get('pinch_notes', '')
# Restore energy supply data from Potential Analysis
if 'current_energy_demands' in state:
st.session_state['current_energy_demands'] = state['current_energy_demands']
# Restore snapshots from base64
encoded_snapshots = state.get('map_snapshots_encoded', {})
decoded_snapshots = {}
for key, encoded_data in encoded_snapshots.items():
decoded_snapshots[key] = base64.b64decode(encoded_data)
st.session_state['map_snapshots'] = decoded_snapshots
# Set the main snapshot - use current_base to get the right one
current_base = state.get('current_base', 'OpenStreetMap')
if decoded_snapshots:
st.session_state['map_snapshot'] = decoded_snapshots.get(current_base) or decoded_snapshots.get('OpenStreetMap')
# Also set analyze_base_layer to match
st.session_state['analyze_base_layer'] = current_base
# Update selector state to match loaded map
st.session_state['selector_center'] = state.get('map_center', [])[:]
st.session_state['selector_zoom'] = state.get('map_zoom', 17.5)
# Reset UI interaction states to prevent freeze
st.session_state['placement_mode'] = False
st.session_state['placing_process_idx'] = None
st.session_state['measure_mode'] = False
st.session_state['measure_points'] = []
st.session_state['measure_distance_m'] = None
st.session_state['ui_status_msg'] = "State loaded successfully"
# Initialize proc_expanded if processes exist
if 'proc_expanded' not in st.session_state or len(st.session_state['proc_expanded']) != len(state.get('processes', [])):
st.session_state['proc_expanded'] = [False] * len(state.get('processes', []))
# Switch to Analyze mode if map was locked
if state.get('map_locked', False):
st.session_state['ui_mode_radio'] = 'Analyze'
else:
st.session_state['ui_mode_radio'] = 'Select Map'
return True, f"State loaded successfully from {state.get('timestamp', 'unknown time')}"
except Exception as e:
return False, f"Error loading state: {str(e)}"
def export_to_csv():
"""Export all process data to CSV format with one row per stream"""
from io import StringIO
output = StringIO()
writer = csv.writer(output)
# Write header
writer.writerow([
'Process', 'Subprocess', 'Process Latitude', 'Process Longitude', 'Process Hours',
'Next Connection', 'Stream', 'Stream Type', 'Stream Tin (°C)', 'Stream Tout (°C)',
'Stream mdot', 'Stream cp', 'Stream CP', 'Stream Water Content In', 'Stream Water Content Out',
'Stream Density', 'Stream Pressure',
'Product Tin', 'Product Tout', 'Product mdot', 'Product cp',
'Air Tin', 'Air Tout', 'Air mdot', 'Air cp',
'Water Content In', 'Water Content Out', 'Density', 'Pressure', 'Notes'
])
# Get process group information
proc_groups = st.session_state.get('proc_groups', [])
proc_group_names = st.session_state.get('proc_group_names', [])
proc_group_coordinates = st.session_state.get('proc_group_coordinates', {})
# Create mapping of subprocess index to group
subprocess_to_group = {}
for group_idx, group_subprocess_list in enumerate(proc_groups):
for subprocess_idx in group_subprocess_list:
subprocess_to_group[subprocess_idx] = group_idx
# Iterate through all subprocesses
for subprocess_idx, subprocess in enumerate(st.session_state.get('processes', [])):
subprocess_name = subprocess.get('name') or f"Subprocess {subprocess_idx+1}"
next_connection = subprocess.get('next', '')
# Get process (group) name and coordinates
parent_group_idx = subprocess_to_group.get(subprocess_idx)
if parent_group_idx is not None and parent_group_idx < len(proc_group_names):
process_name = proc_group_names[parent_group_idx]
# Get process-level coordinates
group_coords = proc_group_coordinates.get(parent_group_idx, {})
process_lat = group_coords.get('lat', '')
process_lon = group_coords.get('lon', '')
process_hours = group_coords.get('hours', '')
else:
process_name = ''
process_lat = ''
process_lon = ''
process_hours = ''
# Get subprocess product information
product_tin = subprocess.get('conntemp', '')
product_tout = subprocess.get('product_tout', '')
product_mdot = subprocess.get('connm', '')
product_cp = subprocess.get('conncp', '')
# Get subprocess extra information
extra_info = subprocess.get('extra_info', {})
air_tin = extra_info.get('air_tin', '')
air_tout = extra_info.get('air_tout', '')
air_mdot = extra_info.get('air_mdot', '')
air_cp = extra_info.get('air_cp', '')
water_content_in = extra_info.get('water_content_in', '')
water_content_out = extra_info.get('water_content_out', '')
density = extra_info.get('density', '')
pressure = extra_info.get('pressure', '')
notes = extra_info.get('notes', '')
# Get streams
streams = subprocess.get('streams', [])
if streams:
# One row per stream
for stream_idx, stream in enumerate(streams):
stream_name = stream.get('name', f"Stream {stream_idx + 1}")
stream_type = stream.get('type', 'product')
# Extract values from stream_values dict (new structure)
stream_values = stream.get('stream_values', {})
stream_tin = stream_values.get('Tin', '')
stream_tout = stream_values.get('Tout', '')
stream_mdot = stream_values.get('ṁ', '')
stream_cp = stream_values.get('cp', '')
stream_CP = stream_values.get('CP', '')
stream_water_in = stream_values.get('Water Content In', '')
stream_water_out = stream_values.get('Water Content Out', '')
stream_density = stream_values.get('Density', '')
stream_pressure = stream_values.get('Pressure', '')
# Fallback to legacy fields if stream_values is empty
if not stream_values:
stream_tin = stream.get('temp_in', '')
stream_tout = stream.get('temp_out', '')
stream_mdot = stream.get('mdot', '')
stream_cp = stream.get('cp', '')
writer.writerow([
process_name,
subprocess_name,
process_lat,
process_lon,
process_hours,
next_connection,
stream_name,
stream_type,
stream_tin,
stream_tout,
stream_mdot,
stream_cp,
stream_CP,
stream_water_in,
stream_water_out,
stream_density,
stream_pressure,
product_tin,
product_tout,
product_mdot,
product_cp,
air_tin,
air_tout,
air_mdot,
air_cp,
water_content_in,
water_content_out,
density,
pressure,
notes
])
else:
# If no streams, still write subprocess info
writer.writerow([
process_name,
subprocess_name,
process_lat,
process_lon,
process_hours,
next_connection,
'', # No stream
'', # No stream type
'', # No Stream Tin
'', # No Stream Tout
'', # No Stream mdot
'', # No Stream cp
'', # No Stream CP
'', # No Stream Water Content In
'', # No Stream Water Content Out
'', # No Stream Density
'', # No Stream Pressure
product_tin,
product_tout,
product_mdot,
product_cp,
air_tin,
air_tout,
air_mdot,
air_cp,
water_content_in,
water_content_out,
density,
pressure,
notes
])
return output.getvalue()
st.set_page_config(
page_title="Energy Data Collection",
layout="wide",
initial_sidebar_state="collapsed"
)
# Apply styles immediately to prevent flash
st.markdown(
"""
<style>
:root {
font-size: 11px !important;
}
section[data-testid="stSidebar"][aria-expanded="true"] {
width: 180px !important;
min-width: 180px !important;
}
section[data-testid="stSidebar"][aria-expanded="false"] {
width: 0 !important;
min-width: 0 !important;
margin-left: 0 !important;
}
""",
unsafe_allow_html=True,
)
# Compact top padding & utility CSS to keep map tight to top-right
st.markdown("""
<style>
/* Base tweaks - make everything more compact */
.block-container {padding-top:0rem; padding-bottom:0.1rem;}
div[data-testid="column"] > div:has(> div.map-region) {margin-top:0;}
.map-control-row {margin-bottom:0.1rem;}
/* Smaller fonts and elements - apply to all elements */
html, body, .stApp, * {font-size:11px !important;}
.stMarkdown p, .stMarkdown span, .stMarkdown li {font-size:11px !important;}
.stButton button {font-size:10px !important; padding:0.1rem 0.3rem !important;}
.stTextInput input, .stNumberInput input {font-size:10px !important; padding:0.1rem 0.2rem !important;}
.stRadio > div[role=radio] label {font-size:10px !important;}
.stDataFrame, .stDataFrame table {font-size:9px !important;}
.stSlider {font-size:9px !important;}
.stSelectbox, .stMultiselect {font-size:10px !important;}
.stExpander {font-size:10px !important;}
/* Tighter expander headers */
div.streamlit-expanderHeader {padding:0.2rem 0.3rem !important; font-size:10px !important;}
/* Group boxed layout - smaller */
.group-box {border:1px solid #ffffff; padding:3px 4px 4px 4px; margin:5px 0 8px 0; border-radius:4px; background:rgba(255,255,255,0.04);}
.group-box.collapsed {padding-bottom:2px;}
/* Title with icon - smaller */
.title-container {display: flex; align-items: center; gap: 15px; margin-bottom: 5px; margin-top: 0px;}
h1 {font-size: 1.5rem !important; margin-bottom: 0.3rem !important;}
/* Make map & snapshot adapt on narrow screens */
@media (max-width: 1500px){
iframe, iframe[data-testid="stIFrame"] {max-width:100% !important;}
}
@media (max-width: 1200px){
iframe, iframe[data-testid="stIFrame"] {height:520px !important;}
img[alt="meas_img"] {max-width:100% !important; height:auto !important;}
}
@media (max-width: 1000px){
iframe, iframe[data-testid="stIFrame"] {height:480px !important;}
img[alt="meas_img"] {max-width:100% !important;}
}
</style>
""", unsafe_allow_html=True)
st.markdown("<div style='height:20px'></div>", unsafe_allow_html=True)
st.markdown("""
<div class="title-container">
<h1 style="margin:0;">Energy Data Collection</h1>
</div>
""", unsafe_allow_html=True)
MAP_WIDTH = 1200 # Reduced width for better responsiveness (was 1300)
MAP_HEIGHT = 650 # Slightly reduced height too
# Tile templates for snapshot capture (static)
TILE_TEMPLATES = {
'OpenStreetMap': 'https://tile.openstreetmap.org/{z}/{x}/{y}.png',
'Positron': 'https://a.basemaps.cartocdn.com/light_all/{z}/{x}/{y}.png',
'Satellite': 'https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}'
}
# Default start location (Universität Paderborn, Warburger Str. 100, 33098 Paderborn)
DEFAULT_START_ADDRESS = "Universität Paderborn, Warburger Str. 100, 33098 Paderborn"
# Approximate coordinates (lat, lon)
DEFAULT_START_COORDS = [51.70814085564164, 8.772155163087213]
# Session state for map lock and snapshot
if 'map_locked' not in st.session_state: st.session_state['map_locked'] = False
if 'map_snapshot' not in st.session_state: st.session_state['map_snapshot'] = None
if 'map_snapshots' not in st.session_state: st.session_state['map_snapshots'] = {}
if 'map_center' not in st.session_state: st.session_state['map_center'] = DEFAULT_START_COORDS[:] # committed (locked) center for start address
if 'map_zoom' not in st.session_state: st.session_state['map_zoom'] = 17.5 # committed (locked) zoom
if 'selector_center' not in st.session_state: st.session_state['selector_center'] = st.session_state['map_center'][:]
if 'selector_zoom' not in st.session_state: st.session_state['selector_zoom'] = st.session_state['map_zoom']
# Base layer preference
if 'map_base_choice' not in st.session_state:
st.session_state['map_base_choice'] = 'OpenStreetMap'
if 'analyze_base_choice' not in st.session_state:
st.session_state['analyze_base_choice'] = 'OpenStreetMap'
# Initialize address input explicitly (prevents KeyError after widget key changes)
if 'address_input' not in st.session_state:
st.session_state['address_input'] = ''
# Toggle to show inline load uploader when `st.modal` is not available
if 'show_load_modal' not in st.session_state:
st.session_state['show_load_modal'] = False
# State load tracking
if 'state_just_loaded' not in st.session_state:
st.session_state['state_just_loaded'] = False
# Clean orphaned internal widget state keys left from layout changes (optional safeguard)
for _k in list(st.session_state.keys()):
if isinstance(_k, str) and _k.startswith('$$WIDGET_ID-'):
try:
del st.session_state[_k]
except KeyError:
pass
# Track mode separately (avoid writing to widget key after creation)
if 'ui_mode_radio' not in st.session_state: st.session_state['ui_mode_radio'] = 'Select Map'
if 'measure_mode' not in st.session_state: st.session_state['measure_mode'] = False
if 'measure_points' not in st.session_state: st.session_state['measure_points'] = []
init_process_state(st.session_state)
if 'placing_process_idx' not in st.session_state: st.session_state['placing_process_idx'] = None
if 'placement_mode' not in st.session_state: st.session_state['placement_mode'] = False
if 'ui_status_msg' not in st.session_state: st.session_state['ui_status_msg'] = None
if 'analyze_base_layer' not in st.session_state: st.session_state['analyze_base_layer'] = 'OpenStreetMap'
# Group coordinates storage
if 'proc_group_coordinates' not in st.session_state: st.session_state['proc_group_coordinates'] = {}
# Map expansion states for subprocess views
if 'process_subprocess_map_expanded' not in st.session_state: st.session_state['process_subprocess_map_expanded'] = {}
if 'subprocess_map_expanded' not in st.session_state: st.session_state['subprocess_map_expanded'] = {}
# Unified persistent base layer selection (only changed by user interaction)
if 'current_base' not in st.session_state:
st.session_state['current_base'] = 'OpenStreetMap'
left, right = st.columns([2, 6], gap="small") # Much smaller left panel, much wider map area
with left:
# Compact mode buttons side by side
mode_current = st.session_state['ui_mode_radio']
if mode_current == "Select Map":
col_lock = st.columns([1])[0]
if col_lock.button("Lock map and analyze", key="btn_lock_analyze"):
# Use current live map state instead of stored selector values
current_center = st.session_state.get('current_map_center')
current_zoom = st.session_state.get('current_map_zoom')
# Fallback to selector values if current state not available
if current_center is None or current_zoom is None:
new_center = st.session_state['selector_center'][:]
new_zoom = st.session_state['selector_zoom']
else:
new_center = current_center[:]
new_zoom = current_zoom
selected_base_now = st.session_state.get('current_base', 'OpenStreetMap')
existing_snaps = st.session_state.get('map_snapshots', {})
regenerate = (
(st.session_state.get('map_snapshot') is None) or
(new_center != st.session_state.get('map_center')) or
(new_zoom != st.session_state.get('map_zoom')) or
(selected_base_now not in existing_snaps) # ensure chosen base available
)
st.session_state['map_center'] = new_center
st.session_state['map_zoom'] = new_zoom # Store exact zoom for coordinate calculations
if regenerate:
try:
snapshots = {}
# Use rounded zoom for tile rendering but keep exact zoom for coordinates
render_zoom = round(float(new_zoom))
for layer_name, template in TILE_TEMPLATES.items():
smap = StaticMap(MAP_WIDTH, MAP_HEIGHT, url_template=template)
# Use rounded zoom instead of truncated to better match Folium view
img_layer = smap.render(zoom=render_zoom, center=(new_center[1], new_center[0]))
if img_layer is None:
st.error(f"Failed to render {layer_name} map layer")
continue
buf_l = BytesIO()
img_layer.save(buf_l, format='PNG')
snapshot_data = buf_l.getvalue()
if len(snapshot_data) == 0:
st.error(f"Empty image data for {layer_name}")
continue
snapshots[layer_name] = snapshot_data
st.success(f"Successfully captured {layer_name} ({len(snapshot_data)} bytes)")
st.session_state['map_snapshots'] = snapshots
# Legacy single snapshot retains OSM for backward compatibility
st.session_state['map_snapshot'] = snapshots.get('OpenStreetMap')
except RuntimeError as gen_err:
st.session_state['ui_status_msg'] = f"Capture failed: {gen_err}"
st.error(f"Map capture error: {gen_err}")
st.rerun()
except Exception as e:
st.session_state['ui_status_msg'] = f"Unexpected error: {e}"
st.error(f"Unexpected map error: {e}")
st.rerun()
st.session_state['map_locked'] = True
# Freeze analyze base only if user hasn't previously switched in Analyze; preserve separate map selection
st.session_state['analyze_base_layer'] = selected_base_now
# Keep current_base unchanged; analyze view will use it directly
# Do NOT modify base_layer_choice_map here; that belongs to Select Map context
st.session_state['ui_mode_radio'] = 'Analyze'
if not st.session_state.get('ui_status_msg'):
st.session_state['ui_status_msg'] = "Snapshot captured"
st.rerun()
else: # Analyze mode
col_unlock, col_add = st.columns([1,1])
if col_unlock.button("Unlock map and select", key="btn_unlock_select"):
# Preserve current locked map position for seamless transition
if st.session_state.get('map_center') and st.session_state.get('map_zoom'):
st.session_state['selector_center'] = st.session_state['map_center'][:]
st.session_state['selector_zoom'] = st.session_state['map_zoom']
st.session_state['current_map_center'] = st.session_state['map_center'][:]
st.session_state['current_map_zoom'] = st.session_state['map_zoom']
st.session_state.update({
'ui_mode_radio': 'Select Map',
'map_locked': False,
'map_snapshot': None,
'measure_mode': False,
'measure_points': [],
'measure_distance_m': None,
'placement_mode': False,
'placing_process_idx': None,
'ui_status_msg': None,
})
st.rerun()
if col_add.button("Add a process", key="btn_add_group_top"):
# Ensure processes list exists
if 'proc_groups' not in st.session_state:
st.session_state['proc_groups'] = []
st.session_state['proc_groups'].append([]) # new empty process
# Sync process names & expansion
if 'proc_group_names' not in st.session_state:
st.session_state['proc_group_names'] = []
st.session_state['proc_group_names'].append(f"Process {len(st.session_state['proc_groups'])}")
if 'proc_group_expanded' not in st.session_state:
st.session_state['proc_group_expanded'] = []
st.session_state['proc_group_expanded'].append(False) # Start collapsed by default
if 'proc_group_info_expanded' not in st.session_state:
st.session_state['proc_group_info_expanded'] = []
st.session_state['proc_group_info_expanded'].append(False) # Start collapsed by default
st.session_state['ui_status_msg'] = "Added new empty process"
st.rerun()
st.markdown("---")
# File uploader - only show when map is NOT locked (in Select Map mode)
if not st.session_state.get('map_locked', False):
if 'state_just_loaded' in st.session_state and st.session_state['state_just_loaded']:
if st.button("Browse Files", key="btn_load_another_left", help="Browse Files file"):
st.session_state['state_just_loaded'] = False
st.rerun()
else:
st.markdown("**Load saved state:**")
# File uploader for loading saved state
uploaded_file = st.file_uploader("Select JSON file", type=['json'], key="file_upload_left", label_visibility="collapsed")
if uploaded_file is not None:
try:
file_contents = uploaded_file.getvalue().decode('utf-8')
success, message = load_app_state(file_contents)
if success:
st.session_state['state_just_loaded'] = True
st.success("State loaded successfully. Refreshing view...")
st.rerun()
else:
st.error(message)
except Exception as e:
st.error(f"Error loading file: {str(e)}")
st.markdown("---")
mode = st.session_state['ui_mode_radio']
# Subprocess & Stream UI (only show in Analyze mode to mimic original workflow)
if mode == "Analyze":
# Show editor if we have any processes OR any groups (even empty groups)
has_groups = bool(st.session_state.get('proc_groups'))
if st.session_state['processes'] or has_groups:
# Initialize expanded state tracker
if 'proc_expanded' not in st.session_state:
st.session_state['proc_expanded'] = []
# Preserve existing flags; extend or truncate only as needed
if len(st.session_state['proc_expanded']) < len(st.session_state['processes']):
st.session_state['proc_expanded'].extend([False]*(len(st.session_state['processes']) - len(st.session_state['proc_expanded'])))
elif len(st.session_state['proc_expanded']) > len(st.session_state['processes']):
st.session_state['proc_expanded'] = st.session_state['proc_expanded'][:len(st.session_state['processes'])]
# Track pending delete index
if 'proc_delete_pending' not in st.session_state:
st.session_state['proc_delete_pending'] = None
# Initialize explicit groups if not present
if 'proc_groups' not in st.session_state:
st.session_state['proc_groups'] = [list(range(len(st.session_state['processes'])))] if st.session_state['processes'] else []
# Ensure proc_expanded length matches processes
if len(st.session_state['proc_expanded']) != len(st.session_state['processes']):
st.session_state['proc_expanded'] = [False]*len(st.session_state['processes'])
# Align names & expanded arrays to group list length
group_count = len(st.session_state['proc_groups'])
if 'proc_group_expanded' not in st.session_state:
st.session_state['proc_group_expanded'] = [False]*group_count # Start collapsed by default
elif len(st.session_state['proc_group_expanded']) != group_count:
st.session_state['proc_group_expanded'] = [st.session_state['proc_group_expanded'][g] if g < len(st.session_state['proc_group_expanded']) else False for g in range(group_count)]
if 'proc_group_names' not in st.session_state:
st.session_state['proc_group_names'] = [f"Group {g+1}" for g in range(group_count)]
elif len(st.session_state['proc_group_names']) != group_count:
current_names = st.session_state['proc_group_names']
if len(current_names) < group_count:
current_names += [f"Group {g+1}" for g in range(len(current_names), group_count)]
else:
current_names = current_names[:group_count]
st.session_state['proc_group_names'] = current_names
# Initialize information expanded state
if 'proc_group_info_expanded' not in st.session_state:
st.session_state['proc_group_info_expanded'] = [False]*group_count # Start collapsed by default
elif len(st.session_state['proc_group_info_expanded']) != group_count:
st.session_state['proc_group_info_expanded'] = [st.session_state['proc_group_info_expanded'][g] if g < len(st.session_state['proc_group_info_expanded']) else False for g in range(group_count)]
# Track group delete confirmation
if 'group_delete_pending' not in st.session_state:
st.session_state['group_delete_pending'] = None
def _reindex_groups_after_delete(del_idx: int):
groups = st.session_state.get('proc_groups', [])
new_groups = []
for grp in groups:
updated = []
for proc_index in grp:
if proc_index == del_idx:
continue
updated.append(proc_index - 1 if proc_index > del_idx else proc_index)
new_groups.append(updated)
st.session_state['proc_groups'] = new_groups
for g, g_list in enumerate(st.session_state['proc_groups']):
# Initialize all group-specific session state variables BEFORE any UI elements
# Process Model initialization for groups
if 'proc_group_model' not in st.session_state:
st.session_state['proc_group_model'] = {}
if g not in st.session_state['proc_group_model']:
st.session_state['proc_group_model'][g] = {'level1': None, 'level2': None}
# Top thick separator for group
st.markdown("<div style='height:3px; background:#888888; margin:12px 0 6px;'></div>", unsafe_allow_html=True)
# Arrow | Name | Place | Count | Delete
# Add a compact size control next to the group name (before Place)
gh_cols = st.columns([0.05, 0.45, 0.18, 0.15, 0.12, 0.05])
g_toggle_label = "▾" if st.session_state['proc_group_expanded'][g] else "▸"
if gh_cols[0].button(g_toggle_label, key=f"group_toggle_{g}"):
new_state = not st.session_state['proc_group_expanded'][g]
st.session_state['proc_group_expanded'][g] = new_state
# If collapsing, also collapse the subprocess map view and all sub-subprocess map views
if not new_state:
st.session_state['process_subprocess_map_expanded'][g] = False
# Also collapse all sub-subprocess map views for subprocesses in this group
for subprocess_idx in g_list:
st.session_state['subprocess_map_expanded'][subprocess_idx] = False
st.rerun()
default_name = st.session_state['proc_group_names'][g]
new_name = gh_cols[1].text_input("Group name", value=default_name, key=f"group_name_{g}", label_visibility="collapsed", placeholder=f"Group {g+1}")
st.session_state['proc_group_names'][g] = new_name.strip() or default_name
# Ensure proc_group_coordinates entry exists
if 'proc_group_coordinates' not in st.session_state:
st.session_state['proc_group_coordinates'] = {}
if g not in st.session_state['proc_group_coordinates']:
st.session_state['proc_group_coordinates'][g] = {'lat': '', 'lon': '', 'hours': '', 'box_scale': 1.5}
# Compact size slider for main process box placed next to name
try:
current_group_scale = float(st.session_state['proc_group_coordinates'][g].get('box_scale', 1.5) or 1.5)
except (ValueError, TypeError):
current_group_scale = 1.5
new_group_scale = gh_cols[2].slider(
"Size",
min_value=0.5,
max_value=3.0,
value=current_group_scale,
step=0.1,
key=f"group_box_scale_{g}",
label_visibility="collapsed"
)
st.session_state['proc_group_coordinates'][g]['box_scale'] = float(new_group_scale)
# Place button for the group/process
group_place_active = (st.session_state['placement_mode'] and st.session_state.get('placing_process_idx') == f"group_{g}")
if not group_place_active:
if gh_cols[3].button("Place", key=f"place_group_{g}"):
st.session_state['placement_mode'] = True
st.session_state['measure_mode'] = False
st.session_state['placing_process_idx'] = f"group_{g}"
group_name = st.session_state['proc_group_names'][g]
st.session_state['ui_status_msg'] = f"Click on map to place: {group_name}"
st.rerun()
else:
if gh_cols[3].button("Done", key=f"done_place_group_{g}"):
st.session_state['placement_mode'] = False
st.session_state['placing_process_idx'] = None
st.session_state['ui_status_msg'] = "Placement mode disabled"
st.rerun()
gh_cols[4].markdown(f"**{len(g_list)}**")
pending_group = st.session_state.get('group_delete_pending')
with gh_cols[5]:
if pending_group == g:
st.write("Sure?")
if st.button("✅", key=f"confirm_del_group_{g}"):
# Delete all processes in group (highest index first)
for pi in sorted(g_list, reverse=True):
delete_process(st.session_state, pi)
_reindex_groups_after_delete(pi)
# Remove group metadata
st.session_state['proc_groups'].pop(g)
st.session_state['proc_group_names'].pop(g)
st.session_state['proc_group_expanded'].pop(g)
st.session_state['proc_group_info_expanded'].pop(g)
st.session_state['group_delete_pending'] = None
st.session_state['ui_status_msg'] = "Group deleted"
st.rerun()
if st.button("❌", key=f"cancel_del_group_{g}"):
st.session_state['group_delete_pending'] = None
else:
if st.button("✕", key=f"del_group_{g}"):
st.session_state['group_delete_pending'] = g
st.rerun()
if not st.session_state['proc_group_expanded'][g]:
# Bottom separator for collapsed group
st.markdown("<div style='height:2px; background:#888888; opacity:0.7; margin:6px 0 4px;'></div>", unsafe_allow_html=True)
continue
# Add collapsible information section for the main process (group level)
info_header_cols = st.columns([0.05, 0.95])
info_toggle_label = "▾" if st.session_state['proc_group_info_expanded'][g] else "▸"
if info_header_cols[0].button(info_toggle_label, key=f"info_toggle_{g}"):
st.session_state['proc_group_info_expanded'][g] = not st.session_state['proc_group_info_expanded'][g]
st.rerun()
info_header_cols[1].markdown("**Information**")
if st.session_state['proc_group_info_expanded'][g]:
info_row1_cols = st.columns([1, 1, 1])
# Initialize process coordinates and data if not exists
if 'proc_group_coordinates' not in st.session_state:
st.session_state['proc_group_coordinates'] = {}
if g not in st.session_state['proc_group_coordinates']:
st.session_state['proc_group_coordinates'][g] = {'lat': '', 'lon': '', 'hours': ''}
current_coords = st.session_state['proc_group_coordinates'][g]
new_lat = info_row1_cols[0].text_input("Latitude", value=str(current_coords.get('lat', '') or ''), key=f"group_lat_{g}")
new_lon = info_row1_cols[1].text_input("Longitude", value=str(current_coords.get('lon', '') or ''), key=f"group_lon_{g}")
new_hours = info_row1_cols[2].text_input("Hours", value=str(current_coords.get('hours', '') or ''), key=f"group_hours_{g}")
# Update coordinates and hours in session state
st.session_state['proc_group_coordinates'][g]['lat'] = new_lat if new_lat.strip() else ''
st.session_state['proc_group_coordinates'][g]['lon'] = new_lon if new_lon.strip() else ''
st.session_state['proc_group_coordinates'][g]['hours'] = new_hours if new_hours.strip() else ''
# (Process size control moved to group header for compactness)
# Process Model button and dialog
model_btn_col, model_display_col = st.columns([0.3, 0.7])
if model_btn_col.button("Select Process Model", key=f"open_model_dialog_{g}"):
# Use dialog to show process model selector
@st.dialog("Process Model Selection")
def show_process_model_dialog():
st.markdown("### Select process category and type")
# Level 1: Main category
level1_options = ["Select category..."] + list(PROCESS_MODEL_DICT.keys())
current_level1 = st.session_state['proc_group_model'][g].get('level1')
level1_index = level1_options.index(current_level1) if current_level1 in level1_options else 0
selected_level1 = st.selectbox(
"Category",
options=level1_options,
index=level1_index,
key=f"dialog_model_level1_{g}"
)
if selected_level1 != "Select category...":
st.session_state['proc_group_model'][g]['level1'] = selected_level1
# Level 2: Subcategory
level2_options = ["Select type..."] + list(PROCESS_MODEL_DICT[selected_level1].keys())
current_level2 = st.session_state['proc_group_model'][g].get('level2')
if current_level2 and current_level2 not in level2_options:
st.session_state['proc_group_model'][g]['level2'] = None
current_level2 = None
level2_index = level2_options.index(current_level2) if current_level2 in level2_options else 0
selected_level2 = st.selectbox(
"Type",
options=level2_options,
index=level2_index,
key=f"dialog_model_level2_{g}"
)
if selected_level2 != "Select type...":
st.session_state['proc_group_model'][g]['level2'] = selected_level2
else:
st.session_state['proc_group_model'][g]['level2'] = None
else:
st.session_state['proc_group_model'][g]['level1'] = None
st.session_state['proc_group_model'][g]['level2'] = None
# Initialize parameter request state
if 'proc_group_params_requested' not in st.session_state:
st.session_state['proc_group_params_requested'] = {}
if g not in st.session_state['proc_group_params_requested']:
st.session_state['proc_group_params_requested'][g] = False
if st.button("Request parameters") or st.session_state['proc_group_params_requested'][g]:
st.session_state['proc_group_params_requested'][g] = True
st.markdown("---")
st.markdown("### Process Parameters")
# Initialize parameters storage
if 'proc_group_params' not in st.session_state:
st.session_state['proc_group_params'] = {}
if g not in st.session_state['proc_group_params']:
st.session_state['proc_group_params'][g] = {
'tin': '', 'tout': '', 'time': '', 'cp': '',
'mass_flow': None, 'thermal_power': None
}
params = st.session_state['proc_group_params'][g]
param_cols = st.columns([1, 1, 1, 1])
params['tin'] = param_cols[0].text_input("Tin (°C)", value=params.get('tin', ''), key=f"param_tin_g_{g}")
params['tout'] = param_cols[1].text_input("Tout (°C)", value=params.get('tout', ''), key=f"param_tout_g_{g}")
params['time'] = param_cols[2].text_input("Time (h)", value=params.get('time', ''), key=f"param_time_g_{g}")
params['cp'] = param_cols[3].text_input("cp (kJ/kg·K)", value=params.get('cp', ''), key=f"param_cp_g_{g}")
if st.button("Calculate energy demand", key=f"calc_g_{g}"):
try:
tin = float(params['tin'])
tout = float(params['tout'])
time = float(params['time'])
cp = float(params['cp'])
# Example calculation: Q = m * cp * ΔT
# Assuming mass flow (m) = 1 kg/s for demonstration
delta_t = abs(tout - tin)
mass_flow = 1.0 # kg/s (placeholder)
thermal_power = mass_flow * cp * delta_t # kW
params['mass_flow'] = mass_flow
params['thermal_power'] = thermal_power
except (ValueError, TypeError):
st.error("Please enter valid numeric values for all parameters")
# Display results if calculated
if params.get('mass_flow') is not None and params.get('thermal_power') is not None:
st.success(f"**Mass Flow:** {params['mass_flow']:.2f} kg/s")
st.success(f"**Thermal Power:** {params['thermal_power']:.2f} kW")
if st.button("Import energy values", key=f"done_g_{g}"):
st.rerun()
show_process_model_dialog()
# Display current selection
current_model = st.session_state['proc_group_model'][g]
if current_model.get('level2'):
model_display_col.caption(f"Model: {current_model['level1']} → {current_model['level2']}")
elif current_model.get('level1'):
model_display_col.caption(f"Model: {current_model['level1']}")
else:
model_display_col.caption("No model selected")
# Next Processes dropdown for the group
if 'proc_group_next' not in st.session_state:
st.session_state['proc_group_next'] = {}
if g not in st.session_state['proc_group_next']:
st.session_state['proc_group_next'][g] = ''
# Build option list of other process group names
all_group_names = st.session_state.get('proc_group_names', [])
if len(all_group_names) <= 1:
st.caption("To connect processes, add more than one process group")
st.session_state['proc_group_next'][g] = ''
else:
# Create options excluding current group
options = [name for idx, name in enumerate(all_group_names) if idx != g]
# Current selection
current_next = st.session_state['proc_group_next'][g]
default_selection = [current_next] if current_next and current_next in options else []
selected = st.multiselect("Next Processes", options=options, default=default_selection, key=f"group_next_multi_{g}")
# Store as comma-separated names
st.session_state['proc_group_next'][g] = ", ".join(selected) if selected else ''
# Initialize map_expanded state for this process group (controls subprocess overlay on map)
if 'process_subprocess_map_expanded' not in st.session_state:
st.session_state['process_subprocess_map_expanded'] = {}
if g not in st.session_state['process_subprocess_map_expanded']:
st.session_state['process_subprocess_map_expanded'][g] = False
# Subprocesses section with Map toggle + Count + Add subprocess button
subprocess_count = len(g_list)
subprocess_map_exp = st.session_state['process_subprocess_map_expanded'].get(g, False)
sub_header_cols = st.columns([0.30, 0.22, 0.08, 0.20, 0.20])
sub_header_cols[0].markdown("**Subprocesses:**")
# Map toggle button
subprocess_map_toggle_label = "🔽 Hide" if subprocess_map_exp else "🗺️ Show on Map"
if sub_header_cols[1].button(subprocess_map_toggle_label, key=f"map_toggle_subprocess_{g}", help="Show/hide subprocesses on map"):
st.session_state['process_subprocess_map_expanded'][g] = not subprocess_map_exp
st.rerun()
# Count
sub_header_cols[2].markdown(f"**{subprocess_count}**")
# Status indicator
if subprocess_map_exp:
sub_header_cols[3].caption("🗺️ On map")
# Add button
if sub_header_cols[4].button("➕ Add", key=f"add_proc_group_{g}", help="Add subprocess"):
add_process(st.session_state)
new_idx = len(st.session_state['processes']) - 1
g_list.append(new_idx)
# Ensure proc_expanded has entry and keep it collapsed
if len(st.session_state['proc_expanded']) <= new_idx:
st.session_state['proc_expanded'].append(False)
else:
st.session_state['proc_expanded'][new_idx] = False
st.session_state['ui_status_msg'] = f"Added subprocess to {st.session_state['proc_group_names'][g]}"
st.rerun()
for local_idx, i in enumerate(g_list):
p = st.session_state['processes'][i]
# Initialize all subprocess-specific session state variables BEFORE any UI elements
# Process Model initialization
if 'proc_model' not in st.session_state:
st.session_state['proc_model'] = {}
if i not in st.session_state['proc_model']:
st.session_state['proc_model'][i] = {'level1': None, 'level2': None}
# Process Model parameters initialization for subprocesses
if 'proc_params' not in st.session_state:
st.session_state['proc_params'] = {}
if i not in st.session_state['proc_params']:
st.session_state['proc_params'][i] = {
'tin': '', 'tout': '', 'time': '', 'cp': '',
'mass_flow': None, 'thermal_power': None
}
if 'proc_params_requested' not in st.session_state:
st.session_state['proc_params_requested'] = {}
if i not in st.session_state['proc_params_requested']:
st.session_state['proc_params_requested'][i] = False
# Per-subprocess header (toggle | name | size | place | delete)
header_cols = st.columns([0.06, 0.54, 0.14, 0.16, 0.10])
toggle_label = "▾" if st.session_state['proc_expanded'][i] else "▸"
if header_cols[0].button(toggle_label, key=f"proc_toggle_{i}"):
new_state = not st.session_state['proc_expanded'][i]
st.session_state['proc_expanded'][i] = new_state
# If collapsing, also collapse the sub-subprocess map view
if not new_state:
st.session_state['subprocess_map_expanded'][i] = False
st.rerun()
# Default auto-name if empty
if not p.get('name'):
p['name'] = f"Subprocess {i+1}"
p['name'] = header_cols[1].text_input(
"Subprocess name",
value=p.get('name',''),
key=f"p_name_{i}",
label_visibility="collapsed",
placeholder=f"Subprocess {i+1}"
)
# Size slider (scale factor for box rendering)
if 'box_scale' not in p or p.get('box_scale') in (None, ''):
p['box_scale'] = 1.0
p['box_scale'] = header_cols[2].slider(
"Size",
min_value=0.5,
max_value=3.0,
value=float(p.get('box_scale',1.0)),
step=0.1,
key=f"p_box_scale_{i}",
label_visibility="collapsed"
)
place_active = (st.session_state['placement_mode'] and st.session_state.get('placing_process_idx') == i)
if not place_active:
if header_cols[3].button("Place", key=f"place_{i}"):
st.session_state['placement_mode'] = True
st.session_state['measure_mode'] = False
st.session_state['placing_process_idx'] = i
st.session_state['ui_status_msg'] = f"Click on map to place: {p.get('name') or f'Subprocess {i+1}'}"
st.rerun()
else:
if header_cols[3].button("Done", key=f"done_place_{i}"):
st.session_state['placement_mode'] = False
st.session_state['placing_process_idx'] = None
st.session_state['ui_status_msg'] = "Placement mode disabled"
st.rerun()
pending = st.session_state.get('proc_delete_pending')
if pending == i:
with header_cols[4]:
st.write("Sure?")
if st.button("✅", key=f"confirm_del_{i}"):
delete_process(st.session_state, i)
_reindex_groups_after_delete(i)
st.session_state['proc_delete_pending'] = None
st.rerun()
if st.button("❌", key=f"cancel_del_{i}"):
st.session_state['proc_delete_pending'] = None
else:
if header_cols[4].button("✕", key=f"del_proc_{i}"):
st.session_state['proc_delete_pending'] = i
st.rerun()
if st.session_state['proc_expanded'][i]:
# Divider: Relationships Section
st.markdown("<div style='height:2px; background:linear-gradient(to right, #3498db, transparent); margin:12px 0 8px 0;'></div>", unsafe_allow_html=True)
st.markdown("**Relationships**")
# Multi-select for next processes (exclude self)
all_procs = st.session_state['processes']
if len(all_procs) <= 1:
st.caption("To connect processes, add more than one")
p['next'] = ''
else:
# Build option list of other subprocess names
options = []
for j, pj in enumerate(all_procs):
if j == i:
continue
nm = pj.get('name') or f"Subprocess {j+1}"
options.append(nm)
# Current selections parsed from stored string
current_tokens = [t.strip() for t in (p.get('next','') or '').replace(';',',').replace('|',',').split(',') if t.strip()]
# Keep only those present in options
preselect = [t for t in current_tokens if t in options]
selected = st.multiselect("Next processes", options=options, default=preselect, key=f"p_next_multi_{i}")
# Store as comma-separated names
p['next'] = ", ".join(selected)
# Initialize extra_info dict if not exists
if 'extra_info' not in p:
p['extra_info'] = {}
# Process Model button and dialog for subprocess (in same area as Relationships)
model_btn_col, model_display_col = st.columns([0.3, 0.7])
if model_btn_col.button("Select Process Model", key=f"open_model_dialog_sub_{i}"):
# Use dialog to show process model selector
@st.dialog("Process Model Selection")
def show_subprocess_model_dialog():
st.markdown("### Select process category and type")
# Level 1: Main category
level1_options = ["Select category..."] + list(PROCESS_MODEL_DICT.keys())
current_level1 = st.session_state['proc_model'][i].get('level1')
level1_index = level1_options.index(current_level1) if current_level1 in level1_options else 0
selected_level1 = st.selectbox(
"Category",
options=level1_options,
index=level1_index,
key=f"dialog_sub_model_level1_{i}"
)
if selected_level1 != "Select category...":
st.session_state['proc_model'][i]['level1'] = selected_level1
# Level 2: Subcategory
level2_options = ["Select type..."] + list(PROCESS_MODEL_DICT[selected_level1].keys())
current_level2 = st.session_state['proc_model'][i].get('level2')
if current_level2 and current_level2 not in level2_options:
st.session_state['proc_model'][i]['level2'] = None
current_level2 = None
level2_index = level2_options.index(current_level2) if current_level2 in level2_options else 0
selected_level2 = st.selectbox(
"Type",
options=level2_options,
index=level2_index,
key=f"dialog_sub_model_level2_{i}"
)
if selected_level2 != "Select type...":
st.session_state['proc_model'][i]['level2'] = selected_level2
else:
st.session_state['proc_model'][i]['level2'] = None
else:
st.session_state['proc_model'][i]['level1'] = None
st.session_state['proc_model'][i]['level2'] = None
# Initialize parameter request state
if st.button("Request parameters") or st.session_state['proc_params_requested'][i]:
st.session_state['proc_params_requested'][i] = True
st.markdown("---")
st.markdown("### Process Parameters")
params = st.session_state['proc_params'][i]
param_cols = st.columns([1, 1, 1, 1])
params['tin'] = param_cols[0].text_input("Tin (°C)", value=params.get('tin', ''), key=f"param_tin_sub_{i}")
params['tout'] = param_cols[1].text_input("Tout (°C)", value=params.get('tout', ''), key=f"param_tout_sub_{i}")
params['time'] = param_cols[2].text_input("Time (h)", value=params.get('time', ''), key=f"param_time_sub_{i}")
params['cp'] = param_cols[3].text_input("cp (kJ/kg·K)", value=params.get('cp', ''), key=f"param_cp_sub_{i}")
if st.button("Calculate energy demand", key=f"calc_sub_{i}"):
try:
tin = float(params['tin'])
tout = float(params['tout'])
time = float(params['time'])
cp = float(params['cp'])
# Example calculation: Q = m * cp * ΔT
# Assuming mass flow (m) = 1 kg/s for demonstration
delta_t = abs(tout - tin)
mass_flow = 1.0 # kg/s (placeholder)
thermal_power = mass_flow * cp * delta_t # kW
params['mass_flow'] = mass_flow
params['thermal_power'] = thermal_power
except (ValueError, TypeError):
st.error("Please enter valid numeric values for all parameters")
# Display results if calculated
if params.get('mass_flow') is not None and params.get('thermal_power') is not None:
st.success(f"**Mass Flow:** {params['mass_flow']:.2f} kg/s")
st.success(f"**Thermal Power:** {params['thermal_power']:.2f} kW")
if st.button("Import energy values", key=f"done_sub_{i}"):
st.rerun()
show_subprocess_model_dialog()
# Display current selection (only if model is selected)
current_model = st.session_state['proc_model'][i]
if current_model.get('level2'):
model_display_col.caption(f"Model: {current_model['level1']} → {current_model['level2']}")
elif current_model.get('level1'):
model_display_col.caption(f"Model: {current_model['level1']}")
# Divider: Streams Section
st.markdown("<div style='height:2px; background:linear-gradient(to right, #e74c3c, transparent); margin:12px 0 8px 0;'></div>", unsafe_allow_html=True)
# Streams section with persistent add button
streams = p.get('streams', [])
header_c1, header_c2, header_c3 = st.columns([2,4,1])
header_c1.markdown("**Streams**")
if header_c3.button("➕", key=f"btn_add_stream_header_{i}"):
add_stream_to_process(st.session_state, i)
st.rerun()
if not streams:
st.caption("No streams yet. Use ➕ to add one.")
for si, s in enumerate(streams):
# Ensure stream has name and type fields
if 'name' not in s:
s['name'] = f"Stream {si+1}"
if 'type' not in s:
s['type'] = "product"
# Stream header row: Name | Type | Delete
stream_header_cols = st.columns([1.5, 1, 0.5])
s['name'] = stream_header_cols[0].text_input(
f"Stream {si+1} name",
value=s.get('name', f"Stream {si+1}"),
key=f"s_name_{i}_{si}",
label_visibility="collapsed",
placeholder=f"Stream {si+1}"
)
stream_types = ["product", "steam", "air", "water"]
current_type = s.get('type', 'product')
if current_type not in stream_types:
current_type = 'product'
s['type'] = stream_header_cols[1].selectbox(
"Type",
options=stream_types,
index=stream_types.index(current_type),
key=f"s_type_{i}_{si}",
label_visibility="collapsed"
)
if stream_header_cols[2].button("✕", key=f"del_stream_{i}_{si}"):
delete_stream_from_process(st.session_state, i, si)
st.rerun()
# All stream types use the same selection logic with different preselected defaults
display_options = ["Tin", "Tout", "ṁ", "cp", "CP", "Water Content In", "Water Content Out", "Density", "Pressure"]
# Define default preselected variables based on stream type
stream_type = s.get('type', 'product')
if stream_type == 'product':
default_display = ["Tin", "Tout", "ṁ", "cp"]
elif stream_type == 'steam':
default_display = ["Tin", "ṁ"]
elif stream_type == 'water':
default_display = ["Tin", "ṁ", "Water Content In", "Water Content Out"]
else: # air, etc.
default_display = ["Tin", "ṁ"]
# Initialize display_vars in session state if not present
display_key = f"s_display_vars_{i}_{si}"
if display_key not in st.session_state:
current_display = s.get('display_vars', None)
if current_display is None:
current_display = default_display
current_display = [v for v in current_display if v in display_options]
st.session_state[display_key] = current_display
selected_display = st.multiselect(
"Variables",
options=display_options,
key=display_key,
help="Select variables to enter"
)
s['display_vars'] = selected_display
# Build list of properties to show based on selection
props_to_show = selected_display
n_props = len(props_to_show)
if n_props > 0:
prop_cols = st.columns(n_props)
for pi, prop_name in enumerate(props_to_show):
with prop_cols[pi]:
st.caption(prop_name)
current_val = s.get('stream_values', {}).get(prop_name, '')
new_val = st.text_input(
prop_name,
value=str(current_val),
key=f"s_sval_{prop_name}_{i}_{si}",
label_visibility="collapsed"
)
# Store in stream_values dict
if 'stream_values' not in s:
s['stream_values'] = {}
s['stream_values'][prop_name] = new_val
# Update legacy fields for compatibility
sv = s.get('stream_values', {})
s['temp_in'] = sv.get('Tin', '')
s['temp_out'] = sv.get('Tout', '')
s['mdot'] = sv.get('ṁ', '')
s['cp'] = sv.get('cp', '')
# Also update properties/values structure for drawing
s['properties'] = {'prop1': 'Tin'}
s['values'] = {'val1': sv.get('Tin', '')}
idx = 2
for var in selected_display:
s['properties'][f'prop{idx}'] = var
s['values'][f'val{idx}'] = sv.get(var, '')
idx += 1
# Divider between streams
if si < len(streams) - 1:
st.markdown("<div style='height:1px; background:#ddd; margin:8px 0;'></div>", unsafe_allow_html=True)
# Divider: Notes Section
st.markdown("<div style='height:2px; background:linear-gradient(to right, #f39c12, transparent); margin:12px 0 8px 0;'></div>", unsafe_allow_html=True)
st.markdown("**Notes**")
# Custom notes field (full width)
p['extra_info']['notes'] = st.text_area("Notes", value=p.get('extra_info', {}).get('notes', ''), key=f"p_notes_{i}", height=80, label_visibility="collapsed")
# =====================================================
# SUB-SUBPROCESSES SECTION - Recursive children
# =====================================================
# Divider: Sub-subprocesses Section
st.markdown("<div style='height:2px; background:linear-gradient(to right, #27ae60, transparent); margin:12px 0 8px 0;'></div>", unsafe_allow_html=True)
# Initialize children list if not exists
if 'children' not in p:
p['children'] = []
# Initialize map_expanded state for this subprocess (controls overlay on map)
if 'subprocess_map_expanded' not in st.session_state:
st.session_state['subprocess_map_expanded'] = {}
if i not in st.session_state['subprocess_map_expanded']:
st.session_state['subprocess_map_expanded'][i] = False
# Sub-subprocesses header with Map toggle + Count + Add button
child_count = len(p.get('children', []))
map_expanded = st.session_state['subprocess_map_expanded'].get(i, False)
header_cols = st.columns([0.25, 0.22, 0.08, 0.20, 0.25])
header_cols[0].caption("Sub-subprocesses:")
# Map toggle button (smaller)
map_toggle_label = "🔽 Hide" if map_expanded else "🗺️ Show on Map"
if header_cols[1].button(map_toggle_label, key=f"map_toggle_subsub_{i}", help="Show/hide sub-subprocesses on map"):
st.session_state['subprocess_map_expanded'][i] = not map_expanded
st.rerun()
# Count
header_cols[2].caption(f"{child_count}")
# Status indicator
if map_expanded:
header_cols[3].caption("On map")
# Add button (smaller)
if header_cols[4].button("+ Add", key=f"add_subsub_{i}", help="Add sub-subprocess"):
add_child_to_node(p, f"Sub-subprocess {child_count + 1}")
st.rerun()
# Render sub-subprocesses (final level - no deeper)
if p.get('children'):
render_subsubprocesses(st, p, i, process_model_dict=PROCESS_MODEL_DICT)
if local_idx < len(g_list) - 1:
# Thicker separator between subprocesses
st.markdown("<div style='height:3px; background:linear-gradient(to right, #2c3e50, #95a5a6, transparent); margin:15px 0;'></div>", unsafe_allow_html=True)
# Bottom separator after expanded group
st.markdown("<div style='height:4px; background:#34495e; margin:12px 0 4px; border-radius:2px;'></div>", unsafe_allow_html=True)
else:
st.info("No groups yet. Use 'Add a process' to start.")
else:
# Provide a summary of existing processes while selecting map
if st.session_state['processes']:
st.caption(f"Processes: {len(st.session_state['processes'])} (edit in Analyze mode)")
else:
st.caption("Add processes in Analyze mode after locking a map view.")
with right:
# mode already selected on left
if mode == "Select Map":
# Address & base selection row
addr_col, btn_col, info_col, base_col = st.columns([5,1,2,2])
address = addr_col.text_input("Search address", key="address_input")
if btn_col.button("Search", key="search_button") and address:
url = f"https://nominatim.openstreetmap.org/search?q={address}&format=json&limit=1"
try:
resp = requests.get(url, headers={'User-Agent': 'Mozilla/5.0'}, timeout=10)
resp.raise_for_status()
data = resp.json()
if data:
st.session_state['selector_center'] = [float(data[0]['lat']), float(data[0]['lon'])]
st.session_state['selector_zoom'] = 16
# Clear cached maps so they regenerate with new center
keys_to_remove = [k for k in st.session_state.keys() if k.startswith('cached_map_')]
for key in keys_to_remove:
del st.session_state[key]
else:
st.warning("Address not found.")
except requests.exceptions.Timeout:
st.error("Address search timed out.")
except requests.exceptions.RequestException as req_err:
st.error(f"Search failed: {req_err}")
info_col.caption("When ready, press 'Lock map and analyze'.")
# Base layer selector placed in same top row
base_col.markdown("<div style='font-size:12px; font-weight:600; margin-bottom:2px;'>Base</div>", unsafe_allow_html=True)
base_options = ["OpenStreetMap", "Positron", "Satellite", "Blank"]
if st.session_state['current_base'] not in base_options:
st.session_state['current_base'] = 'OpenStreetMap'
_map_base = base_col.selectbox(
label="Base layer",
options=base_options,
index=base_options.index(st.session_state['current_base']),
key='map_base_selector',
label_visibility='collapsed'
)
if _map_base != st.session_state['current_base']:
st.session_state['current_base'] = _map_base
st.markdown("""
<style>
/* Compact selectboxes and all form elements */
div[data-testid=\"stVerticalBlock\"] > div div[data-baseweb=\"select\"] {min-height:28px !important;}
div[data-testid=\"stVerticalBlock\"] > div div[data-baseweb=\"select\"] * {font-size:10px !important;}
div[data-testid=\"stVerticalBlock\"] > div div[data-baseweb=\"select\"] div[role=\"combobox\"] {padding:1px 4px !important;}
/* Make all inputs more compact */
.stTextInput > div > div > input {height: 28px !important;}
.stNumberInput > div > div > input {height: 28px !important;}
.stSlider > div > div > div {height: 20px !important;}
</style>
""", unsafe_allow_html=True)
selected_base = st.session_state.get('current_base', 'OpenStreetMap')
# Check if we need to recreate the map
import hashlib
processes_hash = hashlib.md5(str(st.session_state.get('processes', [])).encode()).hexdigest()
map_state_hash = f"{selected_base}_{processes_hash}"
need_recreate = (
'map_state_hash' not in st.session_state or
st.session_state['map_state_hash'] != map_state_hash
)
if need_recreate:
st.session_state['map_state_hash'] = map_state_hash
# Single wide map container below controls
map_col = st.container()
with map_col:
# Get current center and zoom from session state
current_center = st.session_state.get('selector_center', [51.70814085564164, 8.772155163087213])
current_zoom = st.session_state.get('selector_zoom', 17.5)
# Build map with only the chosen base layer
if selected_base == 'Blank':
fmap = folium.Map(location=current_center, zoom_start=current_zoom, tiles=None)
# Add a transparent 1x1 tile layer colored via CSS overlay not natively supported; skip tiles, map background will be default.
# We'll inject simple CSS to set map background to very light gray.
st.markdown("""
<style>
div.leaflet-container {background: #f2f2f3 !important;}
</style>
""", unsafe_allow_html=True)
elif selected_base == 'Satellite':
fmap = folium.Map(location=current_center, zoom_start=current_zoom, tiles=None)
folium.TileLayer(
tiles='https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}',
attr='Esri WorldImagery',
name='Satellite'
).add_to(fmap)
elif selected_base == 'Positron':
fmap = folium.Map(location=current_center, zoom_start=current_zoom, tiles='CartoDB positron')
else:
fmap = folium.Map(location=current_center, zoom_start=current_zoom, tiles='OpenStreetMap')
# Feature groups for overlays
process_fg = folium.FeatureGroup(name='Processes', show=True)
connection_fg = folium.FeatureGroup(name='Connections', show=True)
# Add subprocess markers (only when parent group is expanded)
proc_groups = st.session_state.get('proc_groups', [])
group_expanded = st.session_state.get('proc_group_expanded', [])
# Create mapping of subprocess index to group index
subprocess_to_group_folium = {}
for group_idx, group_subprocess_list in enumerate(proc_groups):
for subprocess_idx in group_subprocess_list:
subprocess_to_group_folium[subprocess_idx] = group_idx
for idx, p in enumerate(st.session_state['processes']):
lat = p.get('lat'); lon = p.get('lon')
if lat not in (None, "") and lon not in (None, ""):
# Check if this subprocess's parent group is expanded
parent_group_idx = subprocess_to_group_folium.get(idx)
if parent_group_idx is not None:
# Only show subprocess if parent group is expanded
if (parent_group_idx >= len(group_expanded) or
not group_expanded[parent_group_idx]):
continue # Skip this subprocess - parent group is collapsed
try:
label = p.get('name') or f"P{idx+1}"
html = f"""<div style='background:#e0f2ff;border:2px solid #1769aa;padding:5px 10px;font-size:15px;font-weight:600;color:#0a3555;border-radius:6px;white-space:nowrap;box-shadow:0 1px 3px rgba(0,0,0,0.35);'>📦 {label}</div>"""
folium.Marker(
[float(lat), float(lon)],
tooltip=label,
popup=f"<b>{label}</b><br>Next: {p.get('next','')}",
icon=folium.DivIcon(html=html)
).add_to(process_fg)
except (ValueError, TypeError):
pass
# Add main process (group) markers (only when collapsed)
group_coords = st.session_state.get('proc_group_coordinates', {})
group_names = st.session_state.get('proc_group_names', [])
for group_idx, coords_data in group_coords.items():
# Convert group_idx to int if it's a string (happens after JSON load)
group_idx = int(group_idx) if isinstance(group_idx, str) else group_idx
if group_idx < len(group_names):
# Only show main process marker when group is collapsed
if (group_idx < len(group_expanded) and group_expanded[group_idx]):
continue # Skip - group is expanded
lat = coords_data.get('lat')
lon = coords_data.get('lon')
if lat is not None and lon is not None:
try:
group_name = group_names[group_idx]
# Build detailed popup with subprocess information
popup_html = f"<div style='min-width:250px;'><b style='font-size:16px;'>🏭 Process: {group_name}</b><br><br>"
# Get all subprocesses in this group
group_subprocess_list = proc_groups[group_idx] if group_idx < len(proc_groups) else []
if group_subprocess_list:
popup_html += f"<b>Subprocesses ({len(group_subprocess_list)}):</b><br>"
popup_html += "<div style='max-height:300px;overflow-y:auto;'>"
for subprocess_idx in group_subprocess_list:
if subprocess_idx < len(st.session_state['processes']):
subprocess = st.session_state['processes'][subprocess_idx]
subprocess_name = subprocess.get('name') or f"Subprocess {subprocess_idx+1}"
popup_html += f"<div style='margin:8px 0;padding:6px;background:#f0f0f0;border-radius:4px;'>"
popup_html += f"<b>📦 {subprocess_name}</b><br>"
# Add location if available
sub_lat = subprocess.get('lat')
sub_lon = subprocess.get('lon')
if sub_lat and sub_lon:
popup_html += f"<small>Location: ({sub_lat}, {sub_lon})</small><br>"
# Add next connection if available
next_val = subprocess.get('next', '')
if next_val:
popup_html += f"<small>Next: {next_val}</small><br>"
# Add streams information
streams = subprocess.get('streams', [])
if streams:
popup_html += f"<small><b>Streams ({len(streams)}):</b></small><br>"
for s_idx, stream in enumerate(streams):
# Handle new stream structure with flexible properties
stream_name = stream.get('name', f'Stream {s_idx+1}')
stream_type = stream.get('type', 'product')
# Check if using new structure (properties and values lists)
properties = stream.get('properties', [])
values = stream.get('values', [])
if properties and values and len(properties) == len(values):
# New structure: display name, type, and property-value pairs
popup_html += f"<small> • {stream_name} ({stream_type}): "
prop_pairs = []
for prop, val in zip(properties, values):
if prop in ['Tin', 'Tout']:
prop_pairs.append(f"{prop}={val}°C")
elif prop == 'ṁ':
prop_pairs.append(f"ṁ={val}")
elif prop == 'cp':
prop_pairs.append(f"cp={val}")
else:
prop_pairs.append(f"{prop}={val}")
popup_html += ", ".join(prop_pairs)
popup_html += "</small><br>"
else:
# Legacy structure: fallback to old fields
tin = stream.get('temp_in', '?')
tout = stream.get('temp_out', '?')
mdot = stream.get('mdot', '?')
cp = stream.get('cp', '?')
popup_html += f"<small> • {stream_name} ({stream_type}): Tin={tin}°C, Tout={tout}°C, ṁ={mdot}, cp={cp}</small><br>"
popup_html += "</div>"
popup_html += "</div>"
else:
popup_html += "<i>No subprocesses yet</i><br>"
popup_html += "</div>"
html = f"""<div style='background:#c8f7c5;border:2px solid #228b22;padding:6px 12px;font-size:16px;font-weight:700;color:#006400;border-radius:6px;white-space:nowrap;box-shadow:0 2px 4px rgba(0,0,0,0.4);'>🏭 {group_name}</div>"""
folium.Marker(
[float(lat), float(lon)],
tooltip=group_name,
popup=folium.Popup(popup_html, max_width=400),
icon=folium.DivIcon(html=html)
).add_to(process_fg)
except (ValueError, TypeError):
pass
name_lookup = {}
coord_by_idx = {}
for idx, p in enumerate(st.session_state['processes']):
lat = p.get('lat'); lon = p.get('lon')
try:
if lat not in (None, "", "None") and lon not in (None, "", "None"):
lat_f = float(lat); lon_f = float(lon)
coord_by_idx[idx] = (lat_f, lon_f)
nm = (p.get('name') or f"P{idx+1}").strip().lower()
if nm:
name_lookup.setdefault(nm, []).append(idx)
except (ValueError, TypeError):
continue
def _parse_targets(raw_targets):
if not raw_targets:
return []
tokens = []
for raw_piece in raw_targets.replace(';', ',').replace('|', ',').split(','):
tkn = raw_piece.strip()
if tkn:
tokens.append(tkn)
return tokens
for src_idx, p in enumerate(st.session_state['processes']):
if src_idx not in coord_by_idx:
continue
raw_next = p.get('next', '') or ''
for next_token in _parse_targets(raw_next):
tgt_indices = []
if next_token.isdigit():
val = int(next_token) - 1
if val in coord_by_idx:
tgt_indices.append(val)
else:
lname_lookup = next_token.lower()
tgt_indices.extend(name_lookup.get(lname_lookup, []))
for tgt_idx in tgt_indices:
if tgt_idx == src_idx:
continue
lat1, lon1 = coord_by_idx[src_idx]
lat2, lon2 = coord_by_idx[tgt_idx]
try:
folium.PolyLine([(lat1, lon1), (lat2, lon2)], color='#000000', weight=3, opacity=0.9).add_to(connection_fg)
import math as _math_inner
dlat = lat2 - lat1; dlon = lon2 - lon1
if abs(dlat) + abs(dlon) > 0:
arrow_lat = lat2 - dlat * 0.12
arrow_lon = lon2 - dlon * 0.12
ang_deg = _math_inner.degrees(_math_inner.atan2(dlat, dlon))
arrow_html = f"""<div style='transform:translate(-50%,-50%) rotate({ang_deg}deg);font-size:22px;line-height:20px;color:#000000;font-weight:700;'>➤</div>"""
folium.Marker([arrow_lat, arrow_lon], icon=folium.DivIcon(html=arrow_html), tooltip="").add_to(connection_fg)
except (ValueError, TypeError):
pass
process_fg.add_to(fmap)
connection_fg.add_to(fmap)
fmap_data = st_folium(
fmap,
key="selector_map_stable",
width=MAP_WIDTH,
height=MAP_HEIGHT,
returned_objects=["center","zoom","last_clicked"],
)
# Store current live map state for potential snapshot capture
if fmap_data and fmap_data.get('center') and fmap_data.get('zoom'):
st.session_state['current_map_center'] = [fmap_data['center']['lat'], fmap_data['center']['lng']]
st.session_state['current_map_zoom'] = fmap_data['zoom']
if (
st.session_state.get('placing_process_idx') is not None and
fmap_data and fmap_data.get('last_clicked')
):
click = fmap_data['last_clicked']
lat = click.get('lat'); lon = click.get('lng')
if lat is not None and lon is not None:
try:
pidx = st.session_state['placing_process_idx']
st.session_state['processes'][pidx]['lat'] = round(float(lat), 6)
st.session_state['processes'][pidx]['lon'] = round(float(lon), 6)
except (ValueError, TypeError):
pass
# Only save position changes, don't force update the map view
# This prevents the oscillation by not feeding the map position back to itself
pass # Remove the position update logic entirely
st.caption("Pan/zoom, then click 'Lock map and analyze' to capture a snapshot.")
else:
# Analysis mode
if not st.session_state['map_locked']:
st.warning("No locked snapshot yet. Switch to 'Select Map' and capture one.")
else:
# In Analyze mode on right column proceed with snapshot tools below
# --- Top action/status bar ---
top_c1, top_c2, top_c3, top_c4, top_c5, top_c6 = st.columns([3,1.5,1,1,1,2])
with top_c1:
# Decide dynamic status message (priority: placing > measuring > last action > default)
placing_idx = st.session_state.get('placing_process_idx')
placing_mode = st.session_state.get('placement_mode')
measure_mode = st.session_state.get('measure_mode')
measure_points = st.session_state.get('measure_points', [])
dist_val = st.session_state.get('measure_distance_m')
last_msg = st.session_state.get('ui_status_msg')
if placing_mode and placing_idx is not None:
if isinstance(placing_idx, str) and placing_idx.startswith('group_'):
# Group placement
group_idx = int(placing_idx.split('_')[1])
if group_idx < len(st.session_state.get('proc_group_names', [])):
group_name = st.session_state['proc_group_names'][group_idx]
st.info(f"📍 Placing Process: {group_name} → Click anywhere on the map to place the process rectangle")
elif isinstance(placing_idx, str) and placing_idx.startswith('child_'):
# Child node placement (sub-subprocess, etc.)
child_node = st.session_state.get('placing_node_ref')
if child_node:
child_name = child_node.get('name', 'Child')
child_level = child_node.get('level', 2)
level_name = get_level_name(child_level)
st.info(f"📍 Placing {level_name}: {child_name} → Click anywhere on the map to place")
elif isinstance(placing_idx, int) and 0 <= placing_idx < len(st.session_state.get('processes', [])):
# Subprocess placement
pname = st.session_state['processes'][placing_idx].get('name') or f"Subprocess {placing_idx+1}"
st.info(f"📍 Placing: {pname} → Click anywhere on the map to place the process rectangle")
elif measure_mode:
if dist_val is not None:
st.success(f"Distance: {dist_val:.2f} m ({dist_val/1000:.3f} km)")
else:
st.info(f"Measuring distance: select {2-len(measure_points)} more point(s)")
elif last_msg:
st.success(last_msg)
else:
st.info("Snapshot locked")
with top_c2:
if not st.session_state['measure_mode']:
if st.button("Measure Distance", key="measure_btn"):
st.session_state['measure_mode'] = True
st.session_state['placement_mode'] = False
st.session_state['measure_points'] = []
st.session_state['measure_distance_m'] = None
else:
if st.button("Reset Measurement", key="reset_measure"):
st.session_state['measure_points'] = []
st.session_state['measure_distance_m'] = None
with top_c3:
# Export button
if st.button("Export CSV", key="export_csv_btn", help="Export process data to CSV"):
csv_data = export_to_csv()
st.session_state['_export_csv_data'] = csv_data
st.session_state['_export_csv_ready'] = True
if st.session_state.get('_export_csv_ready'):
st.download_button(
label="⬇️ Download CSV",
data=st.session_state['_export_csv_data'],
file_name=f"heat_integration_export_{datetime.now().strftime('%Y%m%d_%H%M%S')}.csv",
mime="text/csv",
key="export_csv_download"
)
with top_c4:
# Save button — single click downloads immediately
st.download_button(
label="💾 Save State",
data=save_app_state(),
file_name=f"heat_integration_state_{datetime.now().strftime('%Y%m%d_%H%M%S')}.json",
mime="application/json",
key="save_state_download"
)
with top_c5:
# Check if we just loaded a file - show success message or buttons
if 'state_just_loaded' in st.session_state and st.session_state['state_just_loaded']:
if st.button("Browse Files", key="btn_load_another", help="Browse Files file"):
st.session_state['state_just_loaded'] = False
st.rerun()
else:
# Load button - compact file uploader
st.markdown("""
<div style="height:0;overflow:hidden"><style>
[data-testid="stFileUploader"] { width: max-content; margin-top: -16px; }
[data-testid="stFileUploader"] section { padding: 0; }
[data-testid="stFileUploader"] section > input + div { display: none; }
[data-testid="stFileUploader"] section + div { display: none; }
[data-testid="stFileUploader"] label { display: none !important; }
[data-testid="stFileUploader"] button { width: 100%; }
[data-testid="stFileUploader"] button span { font-size: 0; }
[data-testid="stFileUploader"] button span::before { content: "Load saved file"; font-size: 14px; }
</style></div>
""", unsafe_allow_html=True)
uploaded_file = st.file_uploader("Load file", type=['json'], key="upload_state", label_visibility="collapsed")
if uploaded_file is not None:
try:
# Read the file immediately to avoid session state issues
file_contents = uploaded_file.getvalue().decode('utf-8')
success, message = load_app_state(file_contents)
if success:
st.session_state['state_just_loaded'] = True
# Clear the file uploader to prevent MediaFileStorageError
if 'upload_state' in st.session_state:
del st.session_state['upload_state']
st.rerun()
else:
st.error(message)
except Exception as e:
st.error(f"Error loading file: {str(e)}")
with top_c6:
analyze_options = ["OpenStreetMap", "Positron", "Satellite", "Blank"]
if st.session_state['current_base'] not in analyze_options:
st.session_state['current_base'] = 'OpenStreetMap'
_an_top_base = st.selectbox(
label="Base layer analyze",
options=analyze_options,
index=analyze_options.index(st.session_state['current_base']),
key='analyze_base_selector_top',
label_visibility='collapsed'
)
if _an_top_base != st.session_state['current_base']:
st.session_state['current_base'] = _an_top_base
# Placement handled directly via per-subprocess Place/Done buttons in left panel
# Determine which base layer to display in Analyze view
# Always start from frozen analyze base layer, but allow user to switch (persist separately)
# Active base for Analyze uses either a runtime override or the frozen at-lock base
# Active base for Analyze: persistent independent selection
active_base = st.session_state.get('current_base', st.session_state.get('analyze_base_layer','OpenStreetMap'))
snapshots_dict = st.session_state.get('map_snapshots', {})
if active_base == 'Blank':
# Create a blank light gray image placeholder same size as last snapshot (or default size)
base_img = Image.new('RGBA', (MAP_WIDTH, MAP_HEIGHT), (242,242,243,255))
w, h = base_img.size
else:
chosen_bytes = snapshots_dict.get(active_base) or st.session_state.get('map_snapshot')
base_img = Image.open(BytesIO(chosen_bytes)).convert("RGBA") if chosen_bytes else Image.new('RGBA',(MAP_WIDTH,MAP_HEIGHT),(242,242,243,255))
w, h = base_img.size
if base_img:
# --- Overlay subprocess boxes & connecting arrows on snapshot ---
draw = ImageDraw.Draw(base_img)
# Smaller font for more compact display
BOX_FONT_SIZE = 20 # Smaller but still sharp text
LABEL_FONT_SIZE = 6 # Very small font for stream labels
# Try common font paths for different platforms
font_paths = [
# Linux common fonts
"/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf",
"/usr/share/fonts/truetype/liberation/LiberationSans-Regular.ttf",
"/usr/share/fonts/TTF/DejaVuSans.ttf",
# macOS fonts
"/System/Library/Fonts/Arial.ttf",
"/System/Library/Fonts/Helvetica.ttc",
# Windows fonts (fallback)
"C:/Windows/Fonts/arial.ttf",
# Generic fallback
"DejaVuSans.ttf"
]
font = None
label_font = None
for font_path in font_paths:
try:
font = ImageFont.truetype(font_path, BOX_FONT_SIZE)
break # Success, stop trying
except (OSError, IOError):
continue
# Final fallback if all font paths fail
if font is None:
try:
font = ImageFont.load_default()
except:
font = None
# FORCE label_font to None to always use fallback sizing
label_font = None
# Create a tiny font for labels that will work everywhere
try:
# Try to create the smallest possible truetype font
tiny_font = ImageFont.truetype("/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf", 4)
except:
try:
tiny_font = ImageFont.truetype("/System/Library/Fonts/Arial.ttf", 4)
except:
# Last resort: use default but we'll override the sizing
tiny_font = None
# First pass: compute positions & bounding boxes
positioned = [] # list of dicts with: idx,label,center,box,(next_raw)
name_index = {} # map lowercase name -> list of indices (to handle duplicates)
# Create mapping of subprocess index to group index
subprocess_to_group = {}
proc_groups = st.session_state.get('proc_groups', [])
for group_idx, group_subprocess_list in enumerate(proc_groups):
for subprocess_idx in group_subprocess_list:
subprocess_to_group[subprocess_idx] = group_idx
group_expanded = st.session_state.get('proc_group_expanded', [])
# Store circle information for click detection
stream_circles = [] # List of dicts: {'x': int, 'y': int, 'radius': int, 'stream_info': dict}
# --- Pre-pass: collect all Q values globally for min-max circle scaling ---
def _get_stream_Q_dc(stream):
sv = stream.get('stream_values', {})
tin = sv.get('Tin', '') or stream.get('temp_in', '')
tout = sv.get('Tout', '') or stream.get('temp_out', '')
mdot = sv.get('ṁ', '') or stream.get('mdot', '')
cp_v = sv.get('cp', '') or stream.get('cp', '')
CP_v = sv.get('CP', '') or stream.get('CP', '')
try:
if tin and tout:
dt = abs(float(tin) - float(tout))
if CP_v:
return float(CP_v) * dt
elif mdot and cp_v:
return float(mdot) * float(cp_v) * dt
except (ValueError, TypeError):
pass
return 0
_all_Q_vals_dc = []
_gc_coords = st.session_state.get('proc_group_coordinates', {})
for _gi_dc, _cd_dc in _gc_coords.items():
_gi_dc = int(_gi_dc) if isinstance(_gi_dc, str) else _gi_dc
_glist_dc = st.session_state.get('proc_groups', [])[_gi_dc] if _gi_dc < len(st.session_state.get('proc_groups', [])) else []
for _si_dc in _glist_dc:
if _si_dc < len(st.session_state.get('processes', [])):
for _sm_dc in st.session_state['processes'][_si_dc].get('streams', []):
_q_dc = _get_stream_Q_dc(_sm_dc)
if _q_dc > 0:
_all_Q_vals_dc.append(_q_dc)
_q_min_dc = min(_all_Q_vals_dc) if _all_Q_vals_dc else 0
_q_max_dc = max(_all_Q_vals_dc) if _all_Q_vals_dc else 1
_q_range_dc = _q_max_dc - _q_min_dc if _q_max_dc != _q_min_dc else 1
_r_min_dc, _r_max_dc = 6, 20 # pixel radius range
# --- end pre-pass ---
# First pass: draw main process rectangles (when collapsed) BEHIND grey overlay
group_coords = st.session_state.get('proc_group_coordinates', {})
for group_idx, coords_data in group_coords.items():
# Convert group_idx to int if it's a string (happens after JSON load)
group_idx = int(group_idx) if isinstance(group_idx, str) else group_idx
if group_idx < len(st.session_state.get('proc_group_names', [])):
# Always show main process rectangle (green box) on the map
# It should remain visible regardless of UI expansion state
lat = coords_data.get('lat')
lon = coords_data.get('lon')
if lat is not None and lon is not None:
try:
lat_f = float(lat)
lon_f = float(lon)
group_px, group_py = snapshot_lonlat_to_pixel(
lon_f, lat_f,
(st.session_state['map_center'][1], st.session_state['map_center'][0]),
st.session_state['map_zoom'],
w, h
)
# Skip if far outside snapshot bounds
if group_px < -50 or group_py < -20 or group_px > w + 50 or group_py > h + 20:
continue
group_label = st.session_state['proc_group_names'][group_idx]
# Allow per-group size via proc_group_coordinates[group_idx]['box_scale']
try:
scale = float(coords_data.get('box_scale', 1.5) or 1.5)
except (ValueError, TypeError):
scale = 1.5
base_padding = 8
padding = int(base_padding * scale)
text_bbox = draw.textbbox((0, 0), group_label, font=font) if font else (0, 0, len(group_label) * 6, 10)
tw = (text_bbox[2] - text_bbox[0])
th = (text_bbox[3] - text_bbox[1])
box_w = int(tw * scale + padding * 2)
box_h = int(th * scale + padding * 2)
x0 = int(group_px - box_w / 2)
y0 = int(group_py - box_h / 2)
x1 = x0 + box_w
y1 = y0 + box_h
if x1 < 0 or y1 < 0 or x0 > w or y0 > h:
continue
# Draw main process rectangle with green styling
fill_color = (200, 255, 200, 245) # Light green
border_color = (34, 139, 34, 255) # Forest green
text_color = (0, 100, 0, 255) # Dark green
border_width = 3
# Draw filled rectangle
draw.rectangle([x0, y0, x1, y1], fill=fill_color, outline=border_color, width=border_width)
# Center text inside box
box_w = x1 - x0
box_h = y1 - y0
if font:
bbox_lbl = draw.textbbox((0,0), group_label, font=font)
t_w = bbox_lbl[2]-bbox_lbl[0]
t_h = bbox_lbl[3]-bbox_lbl[1]
else:
t_w = len(group_label)*6
t_h = 10
ct_x = int(x0 + (box_w - t_w)/2)
ct_y = int(y0 + (box_h - t_h)/2)
if font:
draw.text((ct_x, ct_y), group_label, fill=text_color, font=font)
else:
draw.text((ct_x, ct_y), group_label, fill=text_color)
# Draw stream circles above the process box
# Aggregate all streams from all subprocesses in this process group
group_subprocess_list = st.session_state.get('proc_groups', [])[group_idx] if group_idx < len(st.session_state.get('proc_groups', [])) else []
all_streams = []
for sub_idx in group_subprocess_list:
if sub_idx < len(st.session_state.get('processes', [])):
subprocess = st.session_state['processes'][sub_idx]
all_streams.extend(subprocess.get('streams', []))
if all_streams:
# Calculate Q for each stream and draw circles above the box
circle_y = y0 - 20 # Position circles closer to the box
circle_spacing = 32 # Horizontal spacing between circles
base_radius = 10 # Base radius for circles (larger)
# Calculate total width needed for all circles
total_width = len(all_streams) * circle_spacing
start_x = int((x0 + x1) / 2 - total_width / 2 + circle_spacing / 2)
for stream_idx, stream in enumerate(all_streams):
# Calculate Q (heat power) for this stream
sv = stream.get('stream_values', {})
tin = sv.get('Tin', '') or stream.get('temp_in', '')
tout = sv.get('Tout', '') or stream.get('temp_out', '')
mdot = sv.get('ṁ', '') or stream.get('mdot', '')
cp_val = sv.get('cp', '') or stream.get('cp', '')
CP_val = sv.get('CP', '') or stream.get('CP', '')
Q = 0
try:
if tin and tout:
tin_f = float(tin)
tout_f = float(tout)
delta_T = abs(tout_f - tin_f)
# Try CP first (simpler calculation)
if CP_val:
CP_f = float(CP_val)
Q = CP_f * delta_T
# Fallback to mdot * cp
elif mdot and cp_val:
mdot_f = float(mdot)
cp_f = float(cp_val)
Q = mdot_f * cp_f * delta_T
except (ValueError, TypeError):
Q = 0
# --- NEW: simple global min-max scaling ---
if Q > 0:
radius = _r_min_dc + int((Q - _q_min_dc) / _q_range_dc * (_r_max_dc - _r_min_dc))
else:
radius = base_radius
# --- OLD bracket-based sizing (deactivated) ---
# if Q > 0:
# if Q < 1000:
# sf = Q / 1000.0
# radius = base_radius + 2 + int(sf * 3)
# elif Q <= 5000:
# sf = (Q - 1000) / 4000.0
# radius = base_radius + 5 + int(sf * 20)
# else:
# sf = min((Q - 5000) / 45000.0, 1.0)
# radius = base_radius + 25 + int(sf * 10)
# else:
# radius = base_radius
# Determine color based on stream type with temperature-based intensity
try:
if tin and tout:
tin_f = float(tin)
tout_f = float(tout)
max_temp = max(tin_f, tout_f)
if tin_f > tout_f:
# Hot stream (cooling)
if max_temp > 100:
circle_color = (255, 0, 0, 220) # Strong red
else:
circle_color = (255, 100, 100, 220) # Less strong red
else:
# Cold stream (heating)
if max_temp > 100:
circle_color = (0, 0, 255, 220) # Strong blue
else:
circle_color = (100, 150, 255, 220) # Less strong blue
else:
circle_color = (150, 150, 150, 200) # Grey for unknown
except (ValueError, TypeError):
circle_color = (150, 150, 150, 200) # Grey for invalid data
# Draw circle
circle_x = start_x + stream_idx * circle_spacing
base_img = draw_smooth_ellipse(
base_img,
[circle_x - radius, circle_y - radius, circle_x + radius, circle_y + radius],
fill=circle_color,
outline=(50, 50, 50, 255),
width=1,
)
draw = ImageDraw.Draw(base_img)
# Store circle info for click detection
stream_circles.append({
'x': circle_x,
'y': circle_y,
'radius': radius,
'stream_name': stream.get('name', 'Unnamed Stream'),
'stream_type': stream.get('type', 'product'),
'tin': tin,
'tout': tout,
'mdot': mdot,
'cp': cp_val,
'CP': CP_val,
'Q': f"{Q:.2f}" if Q > 0 else "N/A",
'process': st.session_state['proc_group_names'][group_idx] if group_idx < len(st.session_state.get('proc_group_names', [])) else 'Unknown'
})
except (ValueError, TypeError):
continue
# Second pass: draw large grey overlays for expanded processes ABOVE main processes
# Now controlled by process_subprocess_map_expanded (the Map toggle button), not proc_group_expanded
process_subprocess_map_exp = st.session_state.get('process_subprocess_map_expanded', {})
for group_idx, coords_data in group_coords.items():
# Convert group_idx to int if it's a string (happens after JSON load)
group_idx = int(group_idx) if isinstance(group_idx, str) else group_idx
# Only draw overlay if the Map toggle is enabled for this process group
if process_subprocess_map_exp.get(group_idx, False):
try:
# Always use fixed size overlay centered in screen
# Fixed size: 90% width, 90% height
overlay_w = int(w * 0.9)
overlay_h = int(h * 0.9)
# Always center in the middle of the screen
center_px = w // 2
center_py = h // 2
overlay_x0 = int(center_px - overlay_w / 2)
overlay_y0 = int(center_py - overlay_h / 2)
overlay_x1 = overlay_x0 + overlay_w
overlay_y1 = overlay_y0 + overlay_h
# Ensure overlay stays within map bounds with some padding
margin = 20
overlay_x0 = max(margin, overlay_x0)
overlay_y0 = max(margin, overlay_y0)
overlay_x1 = min(w - margin, overlay_x1)
overlay_y1 = min(h - margin, overlay_y1)
# Draw very light grey semi-transparent overlay
draw.rectangle([overlay_x0, overlay_y0, overlay_x1, overlay_y1],
fill=(250, 250, 250, 40), # Almost white with very low opacity
outline=(245, 245, 245, 80),
width=1)
# Optional: Add a subtle label in the corner
if group_idx < len(st.session_state.get('proc_group_names', [])):
group_name = st.session_state['proc_group_names'][group_idx]
overlay_label = f"Process Area: {group_name}"
if font:
label_bbox = draw.textbbox((0, 0), overlay_label, font=font)
label_w = label_bbox[2] - label_bbox[0]
label_h = label_bbox[3] - label_bbox[1]
else:
label_w = len(overlay_label) * 6
label_h = 10
# Place label in top-left corner of overlay with padding
label_x = overlay_x0 + 15
label_y = overlay_y0 + 15
# Very subtle background for label
draw.rectangle([label_x-5, label_y-3, label_x+label_w+5, label_y+label_h+3],
fill=(255, 255, 255, 120),
outline=(220, 220, 220, 100),
width=1)
# Draw label text in subtle grey
if font:
draw.text((label_x, label_y), overlay_label, fill=(40, 40, 40, 255), font=font)
else:
draw.text((label_x, label_y), overlay_label, fill=(40, 40, 40, 255))
except (ValueError, TypeError):
continue
# Third pass: draw subprocesses ABOVE grey overlay (only when Map toggle is enabled)
for i, p in enumerate(st.session_state['processes']):
lat = p.get('lat'); lon = p.get('lon')
if lat in (None, "", "None") or lon in (None, "", "None"):
continue
# Check if this subprocess's parent group has Map toggle enabled
parent_group_idx = subprocess_to_group.get(i)
if parent_group_idx is not None:
# Only show subprocess if parent group's Map toggle is ON
if not process_subprocess_map_exp.get(parent_group_idx, False):
continue # Skip this subprocess - Map toggle is off
try:
lat_f = float(lat); lon_f = float(lon)
proc_px, proc_py = snapshot_lonlat_to_pixel(
lon_f,
lat_f,
(st.session_state['map_center'][1], st.session_state['map_center'][0]),
st.session_state['map_zoom'],
w,
h
)
# Skip if far outside snapshot bounds (padding margin)
if proc_px < -50 or proc_py < -20 or proc_px > w + 50 or proc_py > h + 20:
continue
label = p.get('name') or f"P{i+1}"
scale = float(p.get('box_scale', 6.0) or 6.0)
base_padding = 18
padding = int(base_padding * scale)
text_bbox = draw.textbbox((0, 0), label, font=font) if font else (0, 0, len(label) * 6, 10)
tw = (text_bbox[2] - text_bbox[0])
th = (text_bbox[3] - text_bbox[1])
box_w = int(tw * scale + padding * 2)
box_h = int(th * scale + padding * 2)
x0 = int(proc_px - box_w / 2)
y0 = int(proc_py - box_h / 2)
x1 = x0 + box_w
y1 = y0 + box_h
if x1 < 0 or y1 < 0 or x0 > w or y0 > h:
continue
positioned.append({
'idx': i,
'label': label,
'center': (proc_px, proc_py),
'box': (x0, y0, x1, y1),
'next_raw': p.get('next', '') or '',
'type': 'subprocess'
})
lname = label.strip().lower()
name_index.setdefault(lname, []).append(len(positioned) - 1)
except (ValueError, TypeError):
continue
# Helper: draw arrow with head
def _draw_arrow(draw_ctx, x_start, y_start, x_end, y_end, color=(0, 0, 0, 255), width=3, head_len=18, head_angle_deg=30):
import math
from PIL import ImageDraw
# Use PIL's line drawing with proper width for smooth diagonal lines
draw_ctx.line([(x_start, y_start), (x_end, y_end)], fill=color, width=width, joint='curve')
ang = math.atan2(y_end - y_start, x_end - x_start)
ang_left = ang - math.radians(head_angle_deg)
ang_right = ang + math.radians(head_angle_deg)
x_left = x_end - head_len * math.cos(ang_left)
y_left = y_end - head_len * math.sin(ang_left)
x_right = x_end - head_len * math.cos(ang_right)
y_right = y_end - head_len * math.sin(ang_right)
draw_ctx.polygon([(x_end, y_end), (x_left, y_left), (x_right, y_right)], fill=color)
# Build quick lookup by subprocess name (case-insensitive)
# Also allow fallback tokens like numeric indices (1-based) or label exactly
def _resolve_targets(target_token):
target_token = target_token.strip()
if not target_token:
return []
# numeric index support
if target_token.isdigit():
idx_int = int(target_token) - 1
for d in positioned:
if d['idx'] == idx_int:
return [d]
return []
lname2 = target_token.lower()
if lname2 in name_index:
return [positioned[i] for i in name_index[lname2]]
# Try exact match ignoring case across original names (robustness)
return [d for d in positioned if d['label'].lower() == lname2]
# Second pass: draw arrows (under boxes for clarity -> so draw now, then boxes after?)
# We'll draw arrows first then boxes so boxes sit on top.
# Also collect product stream info for labeling on connection arrows
connection_product_streams = [] # List of (src_idx, tgt_idx, start_x, start_y, end_x, end_y, streams)
for src in positioned:
raw_next = src['next_raw']
if not raw_next:
continue
# Split by common delimiters
parts = []
for chunk in raw_next.replace(';', ',').replace('|', ',').split(','):
part = chunk.strip()
if part:
parts.append(part)
if not parts:
continue
sx, sy = src['center']
for part_token in parts:
targets = _resolve_targets(part_token)
for tgt in targets:
if tgt is src:
continue # no self-loop for now
tx, ty = tgt['center']
# Adjust start/end to box edges
# Source box dims
sx0, sy0, sx1, sy1 = src['box']
sw2 = (sx1 - sx0) / 2.0
sh2 = (sy1 - sy0) / 2.0
# Target box dims
tx0, ty0, tx1, ty1 = tgt['box']
tw2 = (tx1 - tx0) / 2.0
th2 = (ty1 - ty0) / 2.0
vec_dx = tx - sx
vec_dy = ty - sy
if vec_dx == 0 and vec_dy == 0:
continue
import math as _math
# Factor to exit source box boundary
factors_s = []
if vec_dx != 0:
factors_s.append(sw2 / abs(vec_dx))
if vec_dy != 0:
factors_s.append(sh2 / abs(vec_dy))
t_s = min(factors_s) if factors_s else 0
# Factor to enter target box boundary from target center backwards
factors_t = []
if vec_dx != 0:
factors_t.append(tw2 / abs(vec_dx))
if vec_dy != 0:
factors_t.append(th2 / abs(vec_dy))
t_t = min(factors_t) if factors_t else 0
start_x = sx + vec_dx * t_s * 1.02
start_y = sy + vec_dy * t_s * 1.02
end_x = tx - vec_dx * t_t * 1.02
end_y = ty - vec_dy * t_t * 1.02
_draw_arrow(draw, start_x, start_y, end_x, end_y, color=(0, 0, 0, 245), width=5)
# Collect product streams from source subprocess for labeling on this connection
if src.get('type') == 'subprocess':
src_proc = st.session_state['processes'][src['idx']]
src_streams = src_proc.get('streams', []) or []
product_streams = [s for s in src_streams if s.get('type', 'product') == 'product']
if product_streams:
connection_product_streams.append({
'src_idx': src['idx'],
'tgt_idx': tgt['idx'],
'start_x': start_x,
'start_y': start_y,
'end_x': end_x,
'end_y': end_y,
'streams': product_streams
})
# Draw product stream labels along connection arrows
def _draw_connection_stream_label(draw_ctx, start_x, start_y, end_x, end_y, streams, font_obj):
"""Draw product stream info below the connection line between processes."""
import math as _m
from PIL import ImageFont
# Try to create a smaller font for stream labels
small_font = None
try:
small_font = ImageFont.truetype("/System/Library/Fonts/Helvetica.ttc", 10)
except:
try:
small_font = ImageFont.truetype("arial.ttf", 10)
except:
small_font = font_obj # fallback to regular font
# Collect values from all product streams
all_parts = []
for s in streams:
# Get display variables setting (Tin is always shown)
display_vars = s.get('display_vars', [])
# Try to get values from stream_values first (new structure)
sv = s.get('stream_values', {})
if not sv:
sv = s.get('product_values', {}) # fallback to old name
tin_val = sv.get('Tin', '')
tout_val = sv.get('Tout', '')
mdot_val = sv.get('ṁ', '')
cp_val = sv.get('cp', '')
CP_val = sv.get('CP', '')
# Fallback to properties/values structure
if not tin_val or not tout_val or not mdot_val or not cp_val:
props = s.get('properties', {})
vals = s.get('values', {})
if isinstance(props, dict) and isinstance(vals, dict):
for pk, pname in props.items():
vk = pk.replace('prop', 'val')
v = vals.get(vk, '')
if pname == 'Tin' and v and not tin_val:
tin_val = v
elif pname == 'Tout' and v and not tout_val:
tout_val = v
elif pname == 'ṁ' and v and not mdot_val:
mdot_val = v
elif pname == 'cp' and v and not cp_val:
cp_val = v
elif pname == 'CP' and v and not CP_val:
CP_val = v
# Fallback to legacy fields
if not tin_val:
tin_val = s.get('temp_in', '')
if not tout_val:
tout_val = s.get('temp_out', '')
if not mdot_val:
mdot_val = s.get('mdot', '')
if not cp_val:
cp_val = s.get('cp', '')
# Build parts for THIS stream based on display_vars (Tin is always shown)
stream_parts = []
stream_name = s.get('name', '')
if tin_val:
stream_parts.append(f"Tin={tin_val}")
if tout_val and "Tout" in display_vars:
stream_parts.append(f"Tout={tout_val}")
if mdot_val and "ṁ" in display_vars:
stream_parts.append(f"ṁ={mdot_val}")
if cp_val and "cp" in display_vars:
stream_parts.append(f"cp={cp_val}")
if CP_val and "CP" in display_vars:
stream_parts.append(f"CP={CP_val}")
if stream_parts:
# Add stream name prefix if available
label = " | ".join(stream_parts)
if stream_name:
label = f"{stream_name}: {label}"
all_parts.append(label)
if not all_parts:
return
# Calculate midpoint of the connection line
mid_x = (start_x + end_x) / 2
mid_y = (start_y + end_y) / 2
perp_offset = 18 # pixels below the line
line_height = 14 # height per stream label line
# Draw each stream label on a separate line
for line_idx, stream_label in enumerate(all_parts):
# Calculate text dimensions with smaller font
if small_font:
tb = draw_ctx.textbbox((0, 0), stream_label, font=small_font)
t_width = tb[2] - tb[0]
t_height = tb[3] - tb[1]
else:
t_width = len(stream_label) * 5
t_height = 8
# Position label below the midpoint, stacked vertically
lx = int(mid_x - t_width / 2)
ly = int(mid_y + perp_offset + (line_idx * line_height))
# Draw white background
draw_ctx.rectangle([lx - 3, ly - 1, lx + t_width + 3, ly + t_height + 1],
fill=(255, 255, 255, 235), outline=(120, 120, 120, 150))
# Draw text with smaller font
if small_font:
draw_ctx.text((lx, ly), stream_label, fill=(0, 70, 0, 255), font=small_font)
else:
draw_ctx.text((lx, ly), stream_label, fill=(0, 70, 0, 255))
# Third pass: draw boxes & labels on top
for item in positioned:
x0, y0, x1, y1 = item['box']
label = item['label']
item_type = item.get('type', 'subprocess')
padding = 6
# Retrieve scale from subprocess for consistent font positioning relative to new box
proc_scale = 1.0
if item_type == 'subprocess':
try:
proc_scale = float(st.session_state['processes'][item['idx']].get('box_scale',4.0) or 4.0)
except (ValueError, TypeError, KeyError):
proc_scale = 1.0
padding = int(6 * proc_scale)
# Different colors for processes vs subprocesses
if item_type == 'process':
# Main process: Green fill with dark green border
fill_color = (200, 255, 200, 245) # Light green
border_color = (34, 139, 34, 255) # Forest green
text_color = (0, 100, 0, 255) # Dark green
border_width = 3
else:
# Subprocess: Light blue fill with dark blue border (original)
fill_color = (224, 242, 255, 245)
border_color = (23, 105, 170, 255)
text_color = (10, 53, 85, 255)
border_width = 2
# Draw filled rectangle
draw.rectangle([x0, y0, x1, y1], fill=fill_color, outline=border_color, width=border_width)
# Center text inside box
box_w = x1 - x0
box_h = y1 - y0
if font:
bbox_lbl = draw.textbbox((0,0), label, font=font)
t_w = bbox_lbl[2]-bbox_lbl[0]
t_h = bbox_lbl[3]-bbox_lbl[1]
else:
t_w = len(label)*6
t_h = 10
ct_x = int(x0 + (box_w - t_w)/2)
ct_y = int(y0 + (box_h - t_h)/2)
if font:
draw.text((ct_x, ct_y), label, fill=text_color, font=font)
else:
draw.text((ct_x, ct_y), label, fill=text_color)
# Sixth pass: draw subprocess overlays for expanded process groups
process_subprocess_map_expanded = st.session_state.get('process_subprocess_map_expanded', {})
for proc_group_idx, is_expanded in process_subprocess_map_expanded.items():
if not is_expanded:
continue
proc_group_idx_int = int(proc_group_idx) if isinstance(proc_group_idx, str) else proc_group_idx
# Get process group name and subprocess indices
proc_group_names = st.session_state.get('proc_group_names', [])
proc_group_lists = st.session_state.get('proc_group_lists', [])
if proc_group_idx_int >= len(proc_group_names) or proc_group_idx_int >= len(proc_group_lists):
continue
proc_group_name = proc_group_names[proc_group_idx_int]
subprocess_indices = proc_group_lists[proc_group_idx_int]
try:
# Full screen overlay (85% of screen)
pg_overlay_w = int(w * 0.85)
pg_overlay_h = int(h * 0.85)
# Center in the middle of the screen
center_px = w // 2
center_py = h // 2
pg_overlay_x0 = int(center_px - pg_overlay_w / 2)
pg_overlay_y0 = int(center_py - pg_overlay_h / 2)
pg_overlay_x1 = pg_overlay_x0 + pg_overlay_w
pg_overlay_y1 = pg_overlay_y0 + pg_overlay_h
# Ensure overlay stays within map bounds
margin = 20
pg_overlay_x0 = max(margin, pg_overlay_x0)
pg_overlay_y0 = max(margin, pg_overlay_y0)
pg_overlay_x1 = min(w - margin, pg_overlay_x1)
pg_overlay_y1 = min(h - margin, pg_overlay_y1)
# Draw light blue overlay with border (for subprocess level)
draw.rectangle([pg_overlay_x0, pg_overlay_y0, pg_overlay_x1, pg_overlay_y1],
fill=(240, 248, 255, 245), # Light blue (AliceBlue)
outline=(70, 130, 180, 220), # SteelBlue border
width=2)
# Add label in top-left corner
pg_overlay_label = f"Subprocess Area: {proc_group_name}"
if font:
label_bbox = draw.textbbox((0, 0), pg_overlay_label, font=font)
label_w = label_bbox[2] - label_bbox[0]
label_h = label_bbox[3] - label_bbox[1]
else:
label_w = len(pg_overlay_label) * 6
label_h = 10
label_x = pg_overlay_x0 + 15
label_y = pg_overlay_y0 + 12
# Background for label
draw.rectangle([label_x-5, label_y-3, label_x+label_w+5, label_y+label_h+3],
fill=(220, 235, 250, 200),
outline=(100, 150, 200, 150),
width=1)
if font:
draw.text((label_x, label_y), pg_overlay_label, fill=(30, 60, 90, 255), font=font)
else:
draw.text((label_x, label_y), pg_overlay_label, fill=(30, 60, 90, 255))
# Draw subprocess boxes inside the overlay
if subprocess_indices:
n_subprocs = len(subprocess_indices)
usable_w = pg_overlay_x1 - pg_overlay_x0 - 60
usable_h = pg_overlay_y1 - pg_overlay_y0 - 80
# Calculate grid layout
cols = min(n_subprocs, 4)
rows = (n_subprocs + cols - 1) // cols
sub_box_w = min(180, usable_w // cols - 20)
sub_box_h = min(70, usable_h // rows - 20)
# Starting position for grid
grid_start_x = pg_overlay_x0 + 30
grid_start_y = pg_overlay_y0 + 50
for si, sub_idx in enumerate(subprocess_indices):
if sub_idx >= len(st.session_state['processes']):
continue
subprocess = st.session_state['processes'][sub_idx]
col_idx = si % cols
row_idx = si // cols
# Default grid position
sx = grid_start_x + col_idx * (sub_box_w + 25) + sub_box_w // 2
sy = grid_start_y + row_idx * (sub_box_h + 25) + sub_box_h // 2
# Check if subprocess has lat/lon - if so, draw at that location
sub_lat = subprocess.get('lat')
sub_lon = subprocess.get('lon')
if sub_lat and sub_lon and str(sub_lat).strip() and str(sub_lon).strip():
try:
sub_lat_f = float(sub_lat)
sub_lon_f = float(sub_lon)
sx, sy = snapshot_lonlat_to_pixel(
sub_lon_f, sub_lat_f,
(st.session_state['map_center'][1], st.session_state['map_center'][0]),
st.session_state['map_zoom'], w, h
)
except (ValueError, TypeError):
pass
sub_name = subprocess.get('name', f'Subprocess {sub_idx + 1}')
sub_scale = float(subprocess.get('box_scale', 1.0) or 1.0)
# Calculate box dimensions
if font:
name_bbox = draw.textbbox((0, 0), sub_name, font=font)
name_w = name_bbox[2] - name_bbox[0]
name_h = name_bbox[3] - name_bbox[1]
else:
name_w = len(sub_name) * 6
name_h = 10
box_w_sub = int(name_w * sub_scale + 28)
box_h_sub = int(name_h * sub_scale + 22)
sx0 = int(sx - box_w_sub // 2)
sy0 = int(sy - box_h_sub // 2)
sx1 = sx0 + box_w_sub
sy1 = sy0 + box_h_sub
# Draw subprocess box with blue color
draw.rectangle([sx0, sy0, sx1, sy1],
fill=(224, 242, 255, 245), # Light blue
outline=(23, 105, 170, 255), # Dark blue border
width=2)
# Center text
text_x = int(sx - name_w // 2)
text_y = int(sy - name_h // 2)
if font:
draw.text((text_x, text_y), sub_name, fill=(10, 53, 85, 255), font=font)
else:
draw.text((text_x, text_y), sub_name, fill=(10, 53, 85, 255))
except (ValueError, TypeError):
continue
# Fourth pass: vertical stream arrows (Tin above box entering, Tout below leaving)
# Color rule: if Tin > Tout -> red (cooling stream), else blue (heating stream). Unknown -> gray.
# Labels now ONLY appear at top (Tin, ṁ, cp) and bottom (Tout, ṁ, cp) – nothing in the middle so arrows can be closer.
arrow_len_v = 45 # vertical arrow length above / below box
base_stream_spacing = 35 # Even more reduced spacing
def _draw_v_arrow(draw_ctx, x_pos, y_from, y_to, head_at_end=True, color=(0,0,0,245), width=3):
"""Draw vertical arrow from y_from to y_to at x_pos. If head_at_end True head at y_to else at y_from."""
draw_ctx.line([(x_pos, y_from), (x_pos, y_to)], fill=color, width=width)
head_len = 11
head_half = 7
if head_at_end:
# Triangle pointing direction of (y_to - y_from)
direction = 1 if y_to >= y_from else -1
tip_y = y_to
base_y = y_to - direction * head_len
else:
direction = 1 if y_from >= y_to else -1
tip_y = y_from
base_y = y_from - direction * head_len
# Triangle horizontal span
draw_ctx.polygon([
(x_pos, tip_y),
(x_pos - head_half, base_y),
(x_pos + head_half, base_y)
], fill=color)
def _label_centered(text_str, x_center, y_baseline, above=True):
if not text_str:
return
# Try to use tiny font, otherwise use manual sizing
if tiny_font:
tb = draw.textbbox((0,0), text_str, font=tiny_font)
t_width = tb[2]-tb[0]
t_height = tb[3]-tb[1]
text_xc = int(x_center - t_width/2)
text_yc = int(y_baseline - (t_height if above else 0))
draw.rectangle([text_xc-1, text_yc-1, text_xc+t_width+1, text_yc+t_height+1], fill=(255,255,255,240))
draw.text((text_xc, text_yc), text_str, fill=(0,0,0,255), font=tiny_font)
else:
# Manual ultra-small sizing as fallback
t_width = len(text_str) * 2.5
t_height = 4
text_xc = int(x_center - t_width/2)
text_yc = int(y_baseline - (t_height if above else 0))
draw.rectangle([text_xc-1, text_yc-1, text_xc+t_width+1, text_yc+t_height+1], fill=(255,255,255,240))
draw.text((text_xc, text_yc), text_str, fill=(0,0,0,255))
for item in positioned:
# Only draw streams for subprocesses, not main processes
if item.get('type') != 'subprocess':
continue
proc_idx = item['idx']
proc = st.session_state['processes'][proc_idx]
streams = proc.get('streams', []) or []
if not streams:
continue
# Filter out product streams (they are shown on horizontal connection arrows)
non_product_streams = [s for s in streams if s.get('type', 'product') != 'product']
if not non_product_streams:
continue
x0, y0, x1, y1 = item['box']
box_center_x = (x0 + x1) / 2
n_streams = len(non_product_streams)
# Dynamic spacing: attempt to shrink if narrow box; ensure minimum 28 px spacing
stream_h_spacing = max(28, min(base_stream_spacing, (x1 - x0 - 20) / max(1, n_streams))) if n_streams > 1 else 0
for s_i, s in enumerate(non_product_streams):
offset = (s_i - (n_streams - 1)/2) * stream_h_spacing
sx = int(box_center_x + offset)
# Attempt to parse temperatures
tin_raw = s.get('temp_in', '')
tout_raw = s.get('temp_out', '')
try:
tin_val = float(str(tin_raw).strip())
except (ValueError, TypeError):
tin_val = None
try:
tout_val = float(str(tout_raw).strip())
except (ValueError, TypeError):
tout_val = None
# Color logic
if tin_val is not None and tout_val is not None:
is_cooling = tin_val > tout_val
col = (200, 25, 25, 255) if is_cooling else (25, 80, 200, 255)
else:
col = (90, 90, 90, 255)
# Inbound arrow (above box pointing downward INTO box)
inbound_bottom = y0 - 2 # head just touches box border
inbound_top = inbound_bottom - arrow_len_v
_draw_v_arrow(draw, sx, inbound_top, inbound_bottom, head_at_end=True, color=col, width=4)
# Outbound arrow (below box pointing downward AWAY from box)
outbound_top = y1 + 2
outbound_bottom = outbound_top + arrow_len_v
_draw_v_arrow(draw, sx, outbound_top, outbound_bottom, head_at_end=True, color=col, width=4)
# Labels
# m dot symbol fallback handling
mdot_raw = s.get('mdot','')
cp_raw = s.get('cp','')
# Prefer combining dot ṁ; if font renders poorly user can switch later; keep fallback token
m_symbol = "ṁ" # m + combining dot above
if isinstance(mdot_raw, str) and mdot_raw.strip() == '':
mdot_part = ''
else:
mdot_part = f"{m_symbol}={mdot_raw}" if mdot_raw not in (None,'') else ''
cp_part = f"cp={cp_raw}" if cp_raw not in (None,'') else ''
# Build top & bottom label clusters
tin_label = f"Tin={tin_raw}" if tin_raw not in ('', None) else 'Tin=?'
tout_label = f"Tout={tout_raw}" if tout_raw not in ('', None) else 'Tout=?'
top_components = [tin_label]
if mdot_part: top_components.append(mdot_part)
if cp_part: top_components.append(cp_part)
bot_components = [tout_label]
if mdot_part: bot_components.append(mdot_part)
if cp_part: bot_components.append(cp_part)
top_text = " | ".join(top_components)
bot_text = " | ".join(bot_components)
# Labels removed - only arrows shown in subprocess view
# Seventh pass: draw sub-subprocess overlays for expanded subprocesses (LAST - on top of everything)
subprocess_map_expanded = st.session_state.get('subprocess_map_expanded', {})
for subprocess_idx, is_expanded in subprocess_map_expanded.items():
if not is_expanded:
continue
subprocess_idx_int = int(subprocess_idx) if isinstance(subprocess_idx, str) else subprocess_idx
# Get subprocess position
if subprocess_idx_int >= len(st.session_state['processes']):
continue
subprocess = st.session_state['processes'][subprocess_idx_int]
sub_lat = subprocess.get('lat')
sub_lon = subprocess.get('lon')
# Draw overlay even if subprocess has no coordinates (centered on screen)
try:
# Full screen overlay like process overlay, but slightly smaller (80% instead of 90%)
sub_overlay_w = int(w * 0.80)
sub_overlay_h = int(h * 0.80)
# Always center in the middle of the screen
center_px = w // 2
center_py = h // 2
sub_overlay_x0 = int(center_px - sub_overlay_w / 2)
sub_overlay_y0 = int(center_py - sub_overlay_h / 2)
sub_overlay_x1 = sub_overlay_x0 + sub_overlay_w
sub_overlay_y1 = sub_overlay_y0 + sub_overlay_h
# Ensure overlay stays within map bounds with some padding
margin = 25
sub_overlay_x0 = max(margin, sub_overlay_x0)
sub_overlay_y0 = max(margin, sub_overlay_y0)
sub_overlay_x1 = min(w - margin, sub_overlay_x1)
sub_overlay_y1 = min(h - margin, sub_overlay_y1)
# Draw white overlay with subtle border (similar to process overlay but white)
draw.rectangle([sub_overlay_x0, sub_overlay_y0, sub_overlay_x1, sub_overlay_y1],
fill=(255, 255, 255, 245),
outline=(150, 150, 150, 220),
width=2)
# Add label in top-left corner
subprocess_name = subprocess.get('name', f'Subprocess {subprocess_idx_int + 1}')
sub_overlay_label = f"Sub-subprocess Area: {subprocess_name}"
if font:
label_bbox = draw.textbbox((0, 0), sub_overlay_label, font=font)
label_w = label_bbox[2] - label_bbox[0]
label_h = label_bbox[3] - label_bbox[1]
else:
label_w = len(sub_overlay_label) * 6
label_h = 10
label_x = sub_overlay_x0 + 15
label_y = sub_overlay_y0 + 12
# Subtle background for label
draw.rectangle([label_x-5, label_y-3, label_x+label_w+5, label_y+label_h+3],
fill=(240, 240, 240, 200),
outline=(180, 180, 180, 150),
width=1)
if font:
draw.text((label_x, label_y), sub_overlay_label, fill=(40, 40, 40, 255), font=font)
else:
draw.text((label_x, label_y), sub_overlay_label, fill=(40, 40, 40, 255))
# Draw sub-subprocess boxes inside the overlay
children = subprocess.get('children', [])
if children:
n_children = len(children)
usable_w = sub_overlay_x1 - sub_overlay_x0 - 60
usable_h = sub_overlay_y1 - sub_overlay_y0 - 80
# Calculate grid layout
cols = min(n_children, 4)
rows = (n_children + cols - 1) // cols
child_box_w = min(150, usable_w // cols - 20)
child_box_h = min(60, usable_h // rows - 20)
# Starting position for grid
grid_start_x = sub_overlay_x0 + 30
grid_start_y = sub_overlay_y0 + 50
for ci, child in enumerate(children):
col_idx = ci % cols
row_idx = ci // cols
# Default grid position
cx = grid_start_x + col_idx * (child_box_w + 25) + child_box_w // 2
cy = grid_start_y + row_idx * (child_box_h + 25) + child_box_h // 2
# Check if child has lat/lon - if so, draw at that location instead
child_lat = child.get('lat')
child_lon = child.get('lon')
if child_lat and child_lon and str(child_lat).strip() and str(child_lon).strip():
try:
child_lat_f = float(child_lat)
child_lon_f = float(child_lon)
cx, cy = snapshot_lonlat_to_pixel(
child_lon_f, child_lat_f,
(st.session_state['map_center'][1], st.session_state['map_center'][0]),
st.session_state['map_zoom'], w, h
)
except (ValueError, TypeError):
pass
child_name = child.get('name', f'Sub-sub {ci + 1}')
child_scale = float(child.get('box_scale', 0.8) or 0.8)
# Calculate box dimensions
if font:
name_bbox = draw.textbbox((0, 0), child_name, font=font)
name_w = name_bbox[2] - name_bbox[0]
name_h = name_bbox[3] - name_bbox[1]
else:
name_w = len(child_name) * 6
name_h = 10
box_w_child = int(name_w * child_scale + 24)
box_h_child = int(name_h * child_scale + 18)
cx0 = int(cx - box_w_child // 2)
cy0 = int(cy - box_h_child // 2)
cx1 = cx0 + box_w_child
cy1 = cy0 + box_h_child
# Draw child box with purple/violet color (to distinguish from subprocesses)
draw.rectangle([cx0, cy0, cx1, cy1],
fill=(245, 230, 255, 245), # Light purple
outline=(128, 0, 128, 255), # Purple border
width=2)
# Center text
text_x = int(cx - name_w // 2)
text_y = int(cy - name_h // 2)
if font:
draw.text((text_x, text_y), child_name, fill=(75, 0, 75, 255), font=font)
else:
draw.text((text_x, text_y), child_name, fill=(75, 0, 75, 255))
# Draw stream arrows for sub-subprocess
child_streams = child.get('streams', []) or []
if child_streams:
child_arrow_len = 35 # slightly shorter arrows for sub-subprocesses
child_stream_spacing = 40
n_child_streams = len(child_streams)
child_box_center_x = (cx0 + cx1) / 2
for cs_i, cs in enumerate(child_streams):
cs_offset = (cs_i - (n_child_streams - 1)/2) * child_stream_spacing
cs_x = int(child_box_center_x + cs_offset)
# Parse temperatures from stream
cs_tin_raw = cs.get('temp_in', '')
cs_tout_raw = cs.get('temp_out', '')
# Also check values dict for property-based streams
if not cs_tin_raw and cs.get('properties', {}).get('prop1') == 'Tin':
cs_tin_raw = cs.get('values', {}).get('val1', '')
if not cs_tout_raw and cs.get('properties', {}).get('prop2') == 'Tout':
cs_tout_raw = cs.get('values', {}).get('val2', '')
try:
cs_tin_val = float(str(cs_tin_raw).strip())
except (ValueError, TypeError):
cs_tin_val = None
try:
cs_tout_val = float(str(cs_tout_raw).strip())
except (ValueError, TypeError):
cs_tout_val = None
# Color logic
if cs_tin_val is not None and cs_tout_val is not None:
cs_is_cooling = cs_tin_val > cs_tout_val
cs_col = (200, 25, 25, 255) if cs_is_cooling else (25, 80, 200, 255)
else:
cs_col = (90, 90, 90, 255)
# Inbound arrow (above box pointing downward INTO box)
cs_inbound_bottom = cy0 - 2
cs_inbound_top = cs_inbound_bottom - child_arrow_len
# Draw arrow line
draw.line([(cs_x, cs_inbound_top), (cs_x, cs_inbound_bottom)], fill=cs_col, width=3)
# Draw arrow head
draw.polygon([
(cs_x, cs_inbound_bottom),
(cs_x - 5, cs_inbound_bottom - 8),
(cs_x + 5, cs_inbound_bottom - 8)
], fill=cs_col)
# Outbound arrow (below box pointing downward AWAY from box)
cs_outbound_top = cy1 + 2
cs_outbound_bottom = cs_outbound_top + child_arrow_len
# Draw arrow line
draw.line([(cs_x, cs_outbound_top), (cs_x, cs_outbound_bottom)], fill=cs_col, width=3)
# Draw arrow head
draw.polygon([
(cs_x, cs_outbound_bottom),
(cs_x - 5, cs_outbound_bottom - 8),
(cs_x + 5, cs_outbound_bottom - 8)
], fill=cs_col)
except (ValueError, TypeError):
continue
# Present snapshot full width (base selector moved to top bar)
img = base_img # for coordinate capture
# Save the rendered subprocess canvas image to session state for report generation
# This captures the exact view with all connections, energy data, colors, etc.
process_subprocess_map_exp = st.session_state.get('process_subprocess_map_expanded', {})
any_subprocess_view_active = any(process_subprocess_map_exp.get(g, False) for g in process_subprocess_map_exp)
if any_subprocess_view_active:
# Save as PNG bytes
subprocess_canvas_buffer = BytesIO()
base_img.save(subprocess_canvas_buffer, format='PNG')
st.session_state['subprocess_canvas_image'] = subprocess_canvas_buffer.getvalue()
coords = streamlit_image_coordinates(img, key="meas_img", width=w)
# Check for stream circle clicks (when not in placement mode)
if coords is not None and not st.session_state['placement_mode']:
x_click, y_click = coords['x'], coords['y']
# Check if click is within any circle
clicked_stream = None
for circle in stream_circles:
import math as _m
dist = _m.sqrt((x_click - circle['x'])**2 + (y_click - circle['y'])**2)
if dist <= circle['radius']:
clicked_stream = circle
break
if clicked_stream:
# Display stream information
st.info(f"**{clicked_stream['stream_name']}** ({clicked_stream['stream_type']})")
info_cols = st.columns(2)
with info_cols[0]:
st.write(f"**Process:** {clicked_stream['process']}")
if 'subprocess' in clicked_stream:
st.write(f"**Subprocess:** {clicked_stream['subprocess']}")
st.write(f"**Type:** {clicked_stream['stream_type']}")
with info_cols[1]:
st.write(f"**Tin:** {clicked_stream['tin']} °C")
st.write(f"**Tout:** {clicked_stream['tout']} °C")
if clicked_stream.get('CP'):
st.write(f"**CP:** {clicked_stream['CP']} kW/K")
if clicked_stream.get('mdot'):
st.write(f"**ṁ:** {clicked_stream['mdot']}")
if clicked_stream.get('cp'):
st.write(f"**cp:** {clicked_stream['cp']}")
st.success(f"**Heat Power (Q): {clicked_stream['Q']} kW**")
if st.session_state['placement_mode'] and coords is not None and st.session_state.get('placing_process_idx') is not None:
x_px, y_px = coords['x'], coords['y']
lon_new, lat_new = snapshot_pixel_to_lonlat(x_px, y_px, st.session_state['map_center'][::-1], st.session_state['map_zoom'], w, h)
placing_idx = st.session_state['placing_process_idx']
try:
if isinstance(placing_idx, str) and placing_idx.startswith('group_'):
# Group placement
group_idx = int(placing_idx.split('_')[1])
group_name = st.session_state['proc_group_names'][group_idx]
st.session_state['proc_group_coordinates'][group_idx] = {
'lat': round(lat_new, 6),
'lon': round(lon_new, 6)
}
st.session_state['ui_status_msg'] = f"✅ Process {group_name} placed at ({lat_new:.6f}, {lon_new:.6f})"
# Auto-disable placement mode after successful placement
st.session_state['placement_mode'] = False
st.session_state['placing_process_idx'] = None
st.rerun()
elif isinstance(placing_idx, str) and placing_idx.startswith('child_'):
# Child node placement (sub-subprocess, sub-sub-subprocess, etc.)
# The child node reference should be stored in session state
child_node = st.session_state.get('placing_node_ref')
if child_node is not None:
child_node['lat'] = round(lat_new, 6)
child_node['lon'] = round(lon_new, 6)
child_name = child_node.get('name', 'Child')
st.session_state['ui_status_msg'] = f"✅ {child_name} placed at ({lat_new:.6f}, {lon_new:.6f})"
# Auto-disable placement mode after successful placement
st.session_state['placement_mode'] = False
st.session_state['placing_process_idx'] = None
st.session_state['placing_node_ref'] = None
st.rerun()
elif isinstance(placing_idx, int):
# Subprocess placement
process_name = st.session_state['processes'][placing_idx].get('name') or f"Subprocess {placing_idx+1}"
st.session_state['processes'][placing_idx]['lat'] = round(lat_new, 6)
st.session_state['processes'][placing_idx]['lon'] = round(lon_new, 6)
st.session_state['ui_status_msg'] = f"✅ {process_name} placed at ({lat_new:.6f}, {lon_new:.6f})"
# Auto-disable placement mode after successful placement
st.session_state['placement_mode'] = False
st.session_state['placing_process_idx'] = None
st.rerun()
except (ValueError, TypeError, IndexError):
st.error("Failed to set coordinates")
if st.session_state['measure_mode']:
if coords is not None and len(st.session_state['measure_points']) < 2:
st.session_state['measure_points'].append((coords['x'], coords['y']))
st.session_state['measure_points'] = st.session_state['measure_points'][-2:]
# Compute distance if two points selected (store in session for status bar)
if len(st.session_state['measure_points']) == 2:
x1, y1 = st.session_state['measure_points'][0]
x2, y2 = st.session_state['measure_points'][1]
lon1, lat1 = snapshot_pixel_to_lonlat(x1, y1, st.session_state['map_center'][::-1], st.session_state['map_zoom'], w, h)
lon2, lat2 = snapshot_pixel_to_lonlat(x2, y2, st.session_state['map_center'][::-1], st.session_state['map_zoom'], w, h)
def haversine(_lat1, _lon1, _lat2, _lon2):
RADIUS_EARTH_M = 6371000
phi1 = radians(_lat1)
phi2 = radians(_lat2)
dphi = radians(_lat2 - _lat1)
dlambda = radians(_lon2 - _lon1)
a_val = sin(dphi/2)**2 + cos(phi1)*cos(phi2)*sin(dlambda/2)**2
c_val = 2*atan2(sqrt(a_val), sqrt(1-a_val))
return RADIUS_EARTH_M * c_val
dist_m = haversine(lat1, lon1, lat2, lon2)
st.session_state['measure_distance_m'] = dist_m
else:
# clear stored distance if points < 2
st.session_state['measure_distance_m'] = None
# Stream data table for expanded subprocess view
process_subprocess_map_exp = st.session_state.get('process_subprocess_map_expanded', {})
subprocess_map_exp = st.session_state.get('subprocess_map_expanded', {})
# Check if any subprocess view is expanded
if any(process_subprocess_map_exp.get(g, False) for g in process_subprocess_map_exp):
st.markdown("---")
st.markdown("**📊 Subprocess Streams Overview**")
# Find which process group is expanded
for proc_group_idx, is_expanded in process_subprocess_map_exp.items():
if is_expanded:
proc_group_idx_int = int(proc_group_idx) if isinstance(proc_group_idx, str) else proc_group_idx
proc_groups = st.session_state.get('proc_groups', [])
if proc_group_idx_int < len(proc_groups):
subprocess_indices = proc_groups[proc_group_idx_int]
# Collect all streams from all subprocesses in this process group
all_stream_data = []
for sub_idx in subprocess_indices:
if sub_idx < len(st.session_state.get('processes', [])):
subprocess = st.session_state['processes'][sub_idx]
subprocess_name = subprocess.get('name', f'Subprocess {sub_idx + 1}')
streams = subprocess.get('streams', [])
for stream in streams:
sv = stream.get('stream_values', {})
stream_data = {
'Subprocess': subprocess_name,
'Stream Name': stream.get('name', 'Unnamed'),
'Type': stream.get('type', 'product'),
'Tin (°C)': sv.get('Tin', '') or stream.get('temp_in', ''),
'Tout (°C)': sv.get('Tout', '') or stream.get('temp_out', ''),
'ṁ': sv.get('ṁ', '') or stream.get('mdot', ''),
'cp': sv.get('cp', '') or stream.get('cp', ''),
'CP': sv.get('CP', '') or stream.get('CP', ''),
}
# Calculate Q if possible
try:
tin = stream_data['Tin (°C)']
tout = stream_data['Tout (°C)']
if tin and tout:
tin_f = float(tin)
tout_f = float(tout)
delta_T = abs(tout_f - tin_f)
CP_val = stream_data['CP']
mdot = stream_data['ṁ']
cp = stream_data['cp']
if CP_val:
Q = float(CP_val) * delta_T
stream_data['Q (kW)'] = f"{Q:.2f}"
elif mdot and cp:
Q = float(mdot) * float(cp) * delta_T
stream_data['Q (kW)'] = f"{Q:.2f}"
else:
stream_data['Q (kW)'] = 'N/A'
else:
stream_data['Q (kW)'] = 'N/A'
except (ValueError, TypeError):
stream_data['Q (kW)'] = 'N/A'
all_stream_data.append(stream_data)
if all_stream_data:
df = pd.DataFrame(all_stream_data)
st.dataframe(df, width='stretch', hide_index=True)
else:
st.info("No streams found in this subprocess view")
else:
st.warning(f"Process group index {proc_group_idx_int} out of range")
break
# Check if any sub-subprocess view is expanded
elif any(subprocess_map_exp.get(s, False) for s in subprocess_map_exp):
st.markdown("---")
st.markdown("**📊 Sub-subprocess Streams Overview**")
# Find which subprocess is expanded
for subprocess_idx, is_expanded in subprocess_map_exp.items():
if is_expanded:
subprocess_idx_int = int(subprocess_idx) if isinstance(subprocess_idx, str) else subprocess_idx
if subprocess_idx_int < len(st.session_state.get('processes', [])):
subprocess = st.session_state['processes'][subprocess_idx_int]
subprocess_name = subprocess.get('name', f'Subprocess {subprocess_idx_int + 1}')
children = subprocess.get('children', [])
# Collect all streams from all sub-subprocesses
all_stream_data = []
for child in children:
child_name = child.get('name', 'Unnamed')
streams = child.get('streams', [])
for stream in streams:
sv = stream.get('stream_values', {})
stream_data = {
'Sub-subprocess': child_name,
'Stream Name': stream.get('name', 'Unnamed'),
'Type': stream.get('type', 'product'),
'Tin (°C)': sv.get('Tin', '') or stream.get('temp_in', ''),
'Tout (°C)': sv.get('Tout', '') or stream.get('temp_out', ''),
'ṁ': sv.get('ṁ', '') or stream.get('mdot', ''),
'cp': sv.get('cp', '') or stream.get('cp', ''),
'CP': sv.get('CP', '') or stream.get('CP', ''),
}
# Calculate Q if possible
try:
tin = stream_data['Tin (°C)']
tout = stream_data['Tout (°C)']
if tin and tout:
tin_f = float(tin)
tout_f = float(tout)
delta_T = abs(tout_f - tin_f)
CP_val = stream_data['CP']
mdot = stream_data['ṁ']
cp = stream_data['cp']
if CP_val:
Q = float(CP_val) * delta_T
stream_data['Q (kW)'] = f"{Q:.2f}"
elif mdot and cp:
Q = float(mdot) * float(cp) * delta_T
stream_data['Q (kW)'] = f"{Q:.2f}"
else:
stream_data['Q (kW)'] = 'N/A'
else:
stream_data['Q (kW)'] = 'N/A'
except (ValueError, TypeError):
stream_data['Q (kW)'] = 'N/A'
all_stream_data.append(stream_data)
if all_stream_data:
df = pd.DataFrame(all_stream_data)
st.dataframe(df, width='stretch', hide_index=True)
else:
st.info("No streams found in this sub-subprocess view")
break
# Notes section below the map
st.markdown("---")
st.markdown("**📝 Notes**")
# Initialize notes in session state if not present
if 'project_notes' not in st.session_state:
st.session_state['project_notes'] = ""
st.session_state['project_notes'] = st.text_area(
"Project Notes",
value=st.session_state.get('project_notes', ''),
height=150,
key="notes_text_area",
label_visibility="collapsed",
placeholder="Enter notes about your project here..."
)
else:
st.warning("Snapshot missing. Unlock and re-capture if needed.")
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