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import requests
import uvicorn
import hashlib
import json
import time
import threading
import urllib.parse
from datetime import datetime
from fastapi import FastAPI, Request, Response, Cookie
from fastapi.responses import HTMLResponse, RedirectResponse, JSONResponse
from typing import Optional
# ==========================================
# 1. CONFIGURATION
# ==========================================
CLIENT_ID = "K4F0VGIBE1-100"
SECRET_KEY = "8V31L6J578"
REDIRECT_URI = "https://topsecrettraders-depthchainindiaq.hf.space/callback"
app = FastAPI()
# ==========================================
# 2. AUTONOMOUS DATA ENGINE
# ==========================================
SYSTEM_STATUS = {
"ready": False,
"msg": "Booting System...",
"source": "Initializing"
}
# Database Structure
# { "index": [], "stocks": [ {r, w, eq, fut, beq, fl} ] }
DB = { "index": [], "stocks": [] }
UPDATE_LOCK = threading.Lock()
def get_nse_constituents():
""" Connects DIRECTLY to NSE to get the live NIFTY 50 list. """
url = "https://www.nseindia.com/api/equity-stockIndices?index=NIFTY 50"
headers = {
'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36',
'Accept': '*/*',
'Accept-Language': 'en-US,en;q=0.9',
'Referer': 'https://www.nseindia.com/'
}
session = requests.Session()
try:
print(">>> [NSE] Handshake...")
session.get("https://www.nseindia.com", headers=headers, timeout=5)
print(">>> [NSE] Fetching Constituents...")
response = session.get(url, headers=headers, timeout=5)
if response.status_code == 200:
data = response.json().get('data', [])
stocks = [x for x in data if x['priority'] == 0]
total_ffmc = sum(x.get('ffmc', 0) for x in stocks)
result = {}
for x in stocks:
sym = x['symbol']
ffmc = x.get('ffmc', 0)
wgt = (ffmc / total_ffmc) * 100 if total_ffmc > 0 else 0
result[sym] = wgt
print(f">>> [NSE] Success. Loaded {len(result)} Symbols.")
return result
else:
print(f">>> [NSE] Failed: Status {response.status_code}")
return None
except Exception as e:
print(f">>> [NSE] Connection Error: {e}")
return None
def update_db():
global SYSTEM_STATUS, DB
if not UPDATE_LOCK.acquire(blocking=False): return
try:
SYSTEM_STATUS["msg"] = "Connecting to NSE..."
nse_data = get_nse_constituents()
if not nse_data:
SYSTEM_STATUS["msg"] = "NSE Connection Failed. Retrying..."
time.sleep(2)
return
now_ts = int(time.time()) - 86400
# ------------------------------------
# FETCH NSE FUTURES (NSE_FO.csv)
# ------------------------------------
SYSTEM_STATUS["msg"] = "Downloading NSE Futures..."
csv_nse = "https://public.fyers.in/sym_details/NSE_FO.csv"
try:
df_nse = pd.read_csv(csv_nse, usecols=[0, 8, 9, 13], names=['Token', 'Expiry', 'Symbol', 'Inst'], header=0, on_bad_lines='skip')
df_nse = df_nse[(df_nse['Expiry'] > now_ts) & (df_nse['Symbol'].str.endswith('FUT'))]
except Exception as e:
print(f">>> [NSE CSV] Error: {e}")
df_nse = pd.DataFrame(columns=['Token', 'Expiry', 'Symbol', 'Inst'])
# ------------------------------------
# FETCH BSE EQUITY (BSE_CM.csv)
# ------------------------------------
SYSTEM_STATUS["msg"] = "Downloading BSE Master..."
csv_bse = "https://public.fyers.in/sym_details/BSE_CM.csv"
bse_map = {}
try:
# Fyers BSE CM CSV Structure (approx):
# We usually find the Symbol in Col 9 (e.g., BSE:RELIANCE-A) and name/root elsewhere.
# We will read specific columns to locate the symbol string.
# Index 9 usually contains 'BSE:RELIANCE-A'.
# We will perform a smart extraction.
df_bse = pd.read_csv(csv_bse, header=None, usecols=[9], names=['Symbol'], on_bad_lines='skip')
# Build a map: Root -> Full BSE Symbol
# Logic: Parse "BSE:RELIANCE-A" -> Root "RELIANCE"
for _, row in df_bse.iterrows():
full_sym = str(row['Symbol']) # e.g., BSE:RELIANCE-A
if full_sym.startswith("BSE:"):
# Extract Root: Remove 'BSE:' prefix and suffix (after last dash)
# Example: BSE:RELIANCE-A -> RELIANCE
# Example: BSE:M&M-A -> M&M
# Handling potential complex cases safely
try:
clean = full_sym.replace("BSE:", "")
if "-" in clean:
# Split by last dash to separate Group (A, B, T, etc.)
parts = clean.rsplit('-', 1)
root = parts[0]
bse_map[root] = full_sym
# Also store sanitized version for special chars
if '&' in root:
bse_map[root.replace('&', '_')] = full_sym
except:
continue
print(f">>> [BSE] Mapped {len(bse_map)} symbols.")
except Exception as e:
print(f">>> [BSE CSV] Error: {e}")
SYSTEM_STATUS["msg"] = "Mapping Global Data..."
final_stocks = []
target_roots = list(nse_data.keys())
# 1. Map NSE Futures
nse_map = {}
index_futs = []
for _, row in df_nse.iterrows():
sym = str(row['Symbol'])
if "NIFTY" in sym and "BANK" not in sym and "FIN" not in sym and "MID" not in sym:
if sym.startswith("NSE:NIFTY") and "NIFTYIT" not in sym:
index_futs.append(row)
continue
for root in target_roots:
prefix = f"NSE:{root}"
if sym.startswith(prefix):
rem = sym[len(prefix):]
if len(rem) > 0 and rem[0].isdigit():
if root not in nse_map: nse_map[root] = []
nse_map[root].append(row)
break
# Construct Final DB
for root in target_roots:
# --- NSE DATA ---
nse_eq_sym = f"NSE:{root}-EQ"
nse_futs = []
if root in nse_map:
items = sorted(nse_map[root], key=lambda x: x['Expiry'])
for x in items[:3]:
dt_lbl = datetime.fromtimestamp(x['Expiry']).strftime('%d %b').upper()
nse_futs.append({"s": x['Symbol'], "e": x['Expiry'], "l": dt_lbl})
# --- BSE DATA (Using Map) ---
# Try exact match first, then sanitized match, then fallback
bse_eq_sym = bse_map.get(root)
if not bse_eq_sym:
# Try M&M -> M_M logic
bse_eq_sym = bse_map.get(root.replace('&', '_'))
# If still not found (very rare for Nifty 50), we default to NSE EQ to avoid crash,
# or leave empty. Let's leave empty so UI shows invalid.
if not bse_eq_sym:
print(f"!!! [BSE] Missing: {root}")
bse_eq_sym = ""
final_stocks.append({
"r": root,
"w": nse_data[root],
"eq": nse_eq_sym,
"f": nse_futs,
"beq": bse_eq_sym
})
final_stocks.sort(key=lambda x: x['w'], reverse=True)
# Prepare Index (NSE Nifty)
index_items = sorted(index_futs, key=lambda x: x['Expiry'])[:3]
final_index = []
for x in index_items:
dt_lbl = datetime.fromtimestamp(x['Expiry']).strftime('%d %b').upper()
final_index.append({"s": x['Symbol'], "e": x['Expiry'], "l": dt_lbl})
DB = { "index": final_index, "stocks": final_stocks }
SYSTEM_STATUS["ready"] = True
SYSTEM_STATUS["msg"] = "Live"
SYSTEM_STATUS["source"] = "NSE & BSE Live API"
except Exception as e:
print(f"Error: {e}")
SYSTEM_STATUS["msg"] = f"Error: {str(e)[:20]}"
finally:
UPDATE_LOCK.release()
@app.on_event("startup")
def startup():
t = threading.Thread(target=update_db)
t.start()
# ==========================================
# 3. ROUTES
# ==========================================
@app.get("/")
def home(access_token: Optional[str] = Cookie(None)):
if not access_token:
state = "init"
enc_redirect = urllib.parse.quote(REDIRECT_URI, safe="")
auth_url = (f"https://api-t1.fyers.in/api/v3/generate-authcode?client_id={CLIENT_ID}&redirect_uri={enc_redirect}&response_type=code&state={state}")
return HTMLResponse(f"""
<body style="background:#000;color:#fff;display:flex;justify-content:center;align-items:center;height:100vh;font-family:sans-serif;">
<div style="text-align:center;border:1px solid #333;padding:40px;border-radius:8px;">
<h2 style="color:#2979ff;margin-bottom:10px;">BLOOMBERG NIFTY 50</h2>
<p style="color:#666;font-size:12px;margin-bottom:20px;">AUTONOMOUS DATA TERMINAL</p>
<a href="{auth_url}" style="background:#2979ff;color:white;padding:10px 20px;text-decoration:none;border-radius:4px;font-weight:bold;">LOGIN</a>
</div>
</body>""")
return HTMLResponse(FRONTEND.replace("{{USER_TOKEN}}", access_token))
@app.get("/callback")
def callback(auth_code: Optional[str]=None, code: Optional[str]=None):
c = auth_code or code
h = hashlib.sha256(f"{CLIENT_ID}:{SECRET_KEY}".encode()).hexdigest()
r = requests.post("https://api-t1.fyers.in/api/v3/validate-authcode", json={"grant_type":"authorization_code","appIdHash":h,"code":c})
if r.status_code==200:
resp = RedirectResponse("/")
resp.set_cookie("access_token", f"{CLIENT_ID}:{r.json()['access_token']}", httponly=True)
return resp
return JSONResponse(r.json())
@app.get("/logout")
def logout():
r = RedirectResponse("/")
r.delete_cookie("access_token")
return r
@app.get("/api/config")
def get_conf(expiry: int = 0):
if not SYSTEM_STATUS["ready"] or not DB["stocks"]:
if not UPDATE_LOCK.locked(): threading.Thread(target=update_db).start()
return JSONResponse({"s": "wait", "msg": SYSTEM_STATUS["msg"]})
idx = max(0, min(expiry, 2))
stk_list = []
# Index Info
idx_sym = DB["index"][idx]["s"] if len(DB["index"]) > idx else ""
idx_lbl = DB["index"][idx]["l"] if len(DB["index"]) > idx else "--"
for s in DB["stocks"]:
# Extract NSE Future
nse_f = s["f"][idx]["s"] if len(s["f"]) > idx else ""
nse_fl = s["f"][idx]["l"] if len(s["f"]) > idx else ""
stk_list.append({
"r": s["r"],
"w": s["w"],
"eq": s["eq"], # NSE Cash
"fut": nse_f, # NSE Future
"fl": nse_fl, # NSE Future Date
"beq": s["beq"] # BSE Cash (Correct Mapped Symbol)
})
return JSONResponse({
"s": "ok",
"idx": idx_sym,
"idx_l": idx_lbl,
"stocks": stk_list
})
# ==========================================
# 4. FRONTEND (BLOOMBERG STYLE)
# ==========================================
FRONTEND = """
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>NIFTY 50 TERMINAL</title>
<link href="https://fonts.googleapis.com/css2?family=Roboto+Mono:wght@400;500;700&family=Inter:wght@400;600;700;800&display=swap" rel="stylesheet">
<style>
:root {
--bg: #000000;
--panel: #111111;
--border: #222222;
--accent: #ff9100; /* Bloomberg Amber/Orange */
--text-main: #e0e0e0;
--text-muted: #666666;
--green: #00e676;
--red: #ff1744;
--card-bg: #0a0a0a;
--sel-bg: #222;
}
* { box-sizing: border-box; margin: 0; padding: 0; outline: none; }
body { background: var(--bg); color: var(--text-main); font-family: 'Inter', sans-serif; height: 100vh; display: flex; flex-direction: column; overflow: hidden; }
/* HEADER */
.head { height: 40px; background: #050505; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; padding: 0 15px; flex-shrink: 0; }
.logo { font-weight: 800; font-size: 13px; letter-spacing: 1px; color: var(--accent); font-family: 'Roboto Mono'; }
.ctrls { display: flex; gap: 8px; }
.btn { background: #1a1a1a; color: #888; border: 1px solid #333; padding: 3px 10px; border-radius: 2px; font-size: 10px; font-weight: 700; cursor: pointer; font-family: 'Roboto Mono'; transition: 0.2s; text-transform: uppercase; }
.btn:hover { border-color: #555; color: #fff; }
.btn.active { background: var(--accent); color: #000; border-color: var(--accent); }
select.btn { padding: 3px 6px; }
/* EXCHANGE & SEGMENT TOGGLE */
.grp-sw { display: flex; border: 1px solid #333; border-radius: 2px; overflow: hidden; margin-right:5px; }
.grp-opt { padding: 3px 10px; font-size: 10px; font-weight: 700; cursor: pointer; background: #111; color: #666; font-family: 'Roboto Mono'; transition:0.2s; border-right:1px solid #222; }
.grp-opt:last-child { border-right:none; }
.grp-opt.on { background: #eee; color: #000; }
.grp-opt.on-bse { background: #00bcd4; color: #000; }
.grp-opt.disabled { opacity: 0.3; pointer-events: none; background: #000; }
/* LAYOUT */
.layout { display: flex; flex: 1; overflow: hidden; }
/* SIDEBAR (AGGREGATES) */
.side { width: 260px; background: var(--panel); border-right: 1px solid var(--border); display: flex; flex-direction: column; flex-shrink: 0; }
.side-head { padding: 10px; font-size: 12px; font-weight: 700; color: #fff; background:#222; border-bottom: 1px solid var(--border); letter-spacing: 1px; font-family: 'Roboto Mono'; display:flex; justify-content:space-between; }
.agg-list { flex: 1; overflow-y: auto; padding: 15px; }
/* LARGER SIDEBAR FONTS */
.agg-sec-t { font-size:12px; color:var(--accent); font-weight:800; margin: 15px 0 8px 0; font-family:'Roboto Mono'; text-transform: uppercase; border-bottom:1px solid #222; padding-bottom:4px; }
.agg-sec-t.bse { color: #00bcd4; }
.agg-card { background: #080808; border: 1px solid #222; padding: 10px 12px; margin-bottom: 6px; border-radius: 2px; display:flex; justify-content:space-between; align-items:center; }
.agg-name { font-size: 11px; font-weight: 700; color: #999; text-transform: uppercase; }
.agg-val { font-family: 'Roboto Mono'; font-size: 14px; font-weight: 700; letter-spacing: -0.5px; }
/* CONTENT */
.content { flex: 1; display: flex; flex-direction: column; overflow: hidden; background: var(--bg); }
/* INDEX TICKER */
.idx-strip { height: 45px; background: #080808; border-bottom: 1px solid var(--border); display: flex; align-items: center; padding: 0 15px; gap: 20px; flex-shrink: 0; }
.idx-grp { display: flex; align-items: baseline; gap: 8px; }
.idx-lbl { font-size: 11px; font-weight: 800; color: var(--accent); font-family: 'Roboto Mono'; }
.idx-val { font-family: 'Roboto Mono'; font-size: 16px; font-weight: 700; color: #fff; }
.idx-chg { font-family: 'Roboto Mono'; font-size: 12px; font-weight: 700; }
.idx-net { margin-left: auto; font-family: 'Roboto Mono'; font-size: 12px; color: #888; font-weight: 700; }
/* GRID SYSTEM */
.grid-wrap { flex: 1; overflow-y: auto; padding: 10px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 4px; }
/* CARD (COMPACT) */
.card {
background: var(--card-bg);
border: 1px solid #1a1a1a;
border-radius: 2px;
padding: 6px 8px;
display: flex;
flex-direction: column;
justify-content: center;
min-height: 52px; /* Super Compact */
position: relative;
transition: all 0.1s;
cursor: default;
}
.card:hover { border-color: #444; z-index: 10; background: #111; }
/* Dynamic Backgrounds */
.card.bull { border-left: 2px solid var(--green); }
.card.bear { border-left: 2px solid var(--red); }
.card.na { border-left: 2px solid #333; opacity: 0.5; }
/* Main View */
.c-main { display: flex; justify-content: space-between; align-items: center; }
.sym { font-size: 11px; font-weight: 800; color: #ddd; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 65px; }
.wgt { font-size: 8px; font-family: 'Roboto Mono'; color: #444; }
.calc-val { font-family: 'Roboto Mono'; font-size: 11px; font-weight: 700; text-align: right; }
/* Expanded View */
.c-details { display: none; margin-top: 6px; padding-top: 4px; border-top: 1px solid #222; font-family: 'Roboto Mono'; }
.card.expanded { min-height: 85px; justify-content: space-between; }
.card.expanded .c-details { display: block; }
.det-r { display: flex; justify-content: space-between; font-size: 9px; margin-bottom: 1px; color: #666; }
.det-v { color: #ccc; font-weight: 700; }
/* COLORS */
.up { color: var(--green); } .dn { color: var(--red); }
::-webkit-scrollbar { width: 6px; } ::-webkit-scrollbar-track { background: #000; } ::-webkit-scrollbar-thumb { background: #333; border-radius: 3px; }
/* MODAL */
.modal { position: fixed; top:0; left:0; width:100%; height:100%; background: rgba(0,0,0,0.9); z-index: 100; display: none; justify-content: center; align-items: center; }
.modal-box { background: var(--panel); width: 500px; padding: 20px; border: 1px solid #333; box-shadow: 0 0 20px rgba(0,0,0,0.5); }
textarea, input { width: 100%; background: #000; color: var(--accent); border: 1px solid #333; padding: 10px; font-family: 'Roboto Mono'; font-size: 11px; margin-top: 5px; }
label { font-size: 10px; font-weight: 700; color: #888; font-family: 'Roboto Mono'; }
</style>
</head>
<body>
<div class="modal" id="setModal">
<div class="modal-box">
<div style="font-family:'Roboto Mono'; color:#fff; font-size:14px; margin-bottom:15px; border-bottom:1px solid #333; padding-bottom:10px;">TERMINAL CONFIG</div>
<label>CARD FORMULA (Grid)</label>
<input type="text" id="cardForm" style="margin-bottom:15px;">
<label>AGGREGATES JSON (Sidebar)</label>
<textarea id="aggJson" style="height:150px;"></textarea>
<div style="display:flex; gap:10px; margin-top:20px;">
<button class="btn active" style="flex:1; padding:8px;" onclick="saveConfig()">APPLY</button>
<button class="btn" style="flex:1; padding:8px;" onclick="closeModal()">CANCEL</button>
</div>
</div>
</div>
<div class="head">
<div class="logo">BLOOMBERG<span>NIFTY</span></div>
<div class="ctrls">
<!-- Exchange Toggle -->
<div class="grp-sw">
<div class="grp-opt on" id="exNSE" onclick="setEx('NSE')">NSE</div>
<div class="grp-opt" id="exBSE" onclick="setEx('BSE')">BSE</div>
</div>
<!-- Segment Toggle -->
<div class="grp-sw">
<div class="grp-opt" id="segEq" onclick="setSeg('eq')">EQ</div>
<div class="grp-opt on" id="segFut" onclick="setSeg('fut')">FUT</div>
</div>
<select id="sortSel" class="btn" onchange="render()"><option value="w">SORT: WEIGHT</option><option value="calc_h">VAL: HIGH</option><option value="calc_l">VAL: LOW</option></select>
<!-- Dynamic Expiry Text -->
<select id="expSel" class="btn" onchange="init()">
<option value="0" id="optNear">NEAR</option>
<option value="1" id="optNext">NEXT</option>
</select>
<button class="btn" id="togBtn" onclick="toggleDetails()">DTL</button>
<button class="btn" onclick="openModal()">CFG</button>
<button class="btn" style="color:var(--red); border-color:rgba(255,23,68,0.3)" onclick="location.href='/logout'">X</button>
</div>
</div>
<div class="layout">
<div class="side">
<div class="side-head"><span>MARKET DEPTH</span> <span id="expBadge" style="color:var(--accent)">--</span></div>
<div class="agg-list" id="aggList"></div>
</div>
<div class="content">
<div class="idx-strip">
<div class="idx-grp">
<span class="idx-lbl">NIFTY FUT</span>
<span class="idx-val" id="ixP">--.--</span>
<span class="idx-chg" id="ixC">--%</span>
</div>
<div class="idx-net" id="ixQ">NET: --</div>
</div>
<div class="grid-wrap">
<div id="grid" class="grid"></div>
</div>
</div>
</div>
<script>
const TOKEN = "{{USER_TOKEN}}";
// DEFAULT CONFIG
let CONFIG = {
cardFormula: "(TBQ - TSQ) * LTP * WGT",
aggregates: [
{ "name": "NET MONEY FLOW", "formula": "(TBQ - TSQ) * LTP * WGT" },
{ "name": "WEIGHTED DELTA", "formula": "(TBQ - TSQ) * LTP * WGT" },
{ "name": "BUY PRESSURE", "formula": "TBQ * LTP * WGT" },
{ "name": "SELL PRESSURE", "formula": "-1 * TSQ * LTP * WGT" }
]
};
let API_CONF = null;
let DATA = {};
let POLLER = null;
let SHOW_DETAILS = false;
let SEGMENT = 'fut'; // 'eq' or 'fut'
let EXCHANGE = 'NSE'; // 'NSE' or 'BSE'
window.onload = () => {
const stored = localStorage.getItem('n50_v9_conf');
if(stored) CONFIG = JSON.parse(stored);
document.getElementById('cardForm').value = CONFIG.cardFormula;
document.getElementById('aggJson').value = JSON.stringify(CONFIG.aggregates, null, 2);
init();
};
function setEx(e) {
EXCHANGE = e;
document.getElementById('exNSE').className = `grp-opt ${e==='NSE'?'on':''}`;
document.getElementById('exBSE').className = `grp-opt ${e==='BSE'?'on-bse':''}`;
const futBtn = document.getElementById('segFut');
const eqBtn = document.getElementById('segEq');
if(e === 'BSE') {
// BSE only has EQ allowed here
setSeg('eq');
futBtn.classList.add('disabled');
} else {
// NSE allows both
futBtn.classList.remove('disabled');
}
render();
}
function setSeg(s) {
if(EXCHANGE === 'BSE' && s === 'fut') return; // Block FUT for BSE
SEGMENT = s;
document.getElementById('segEq').className = `grp-opt ${s==='eq'?'on':''}`;
document.getElementById('segFut').className = `grp-opt ${s==='fut'?'on':''}`;
render();
}
function toggleDetails() {
SHOW_DETAILS = !SHOW_DETAILS;
document.getElementById('togBtn').classList.toggle('active', SHOW_DETAILS);
render();
}
async function init() {
document.getElementById('grid').innerHTML = '<div style="padding:20px; color:#444; font-family:Roboto Mono; font-size:12px;">ESTABLISHING CONNECTION...</div>';
const exp = document.getElementById('expSel').value;
try {
const r = await fetch(`/api/config?expiry=${exp}`);
const j = await r.json();
if(j.s === 'ok') {
API_CONF = j;
// Update Expiry Labels
if(API_CONF.stocks.length > 0) {
const lbl = API_CONF.stocks[0].fl || "--";
document.getElementById('expBadge').innerText = lbl;
const selOpt = document.getElementById('expSel').options[document.getElementById('expSel').selectedIndex];
const pre = document.getElementById('expSel').selectedIndex === 0 ? "NEAR" : "NEXT";
selOpt.text = `${pre}: ${lbl}`;
}
render();
startPoll();
}
else {
document.getElementById('grid').innerHTML = '<div style="padding:20px; color:#ff9100; font-family:Roboto Mono; font-size:12px;">'+j.msg.toUpperCase()+'<br>RETRYING IN 3s...</div>';
setTimeout(init, 3000);
}
} catch(e) { setTimeout(init, 3000); }
}
function startPoll() {
if(POLLER) clearInterval(POLLER);
fetchData();
POLLER = setInterval(fetchData, 1000);
}
async function fetchData() {
if(!API_CONF) return;
// Fetch ALL symbols: Index + NSE(Eq,Fut) + BSE(Eq)
const syms = [API_CONF.idx];
API_CONF.stocks.forEach(s => {
if(s.eq) syms.push(s.eq);
if(s.fut) syms.push(s.fut);
if(s.beq) syms.push(s.beq);
});
// Unique filter to avoid duplicates
const uniqueSyms = [...new Set(syms)].filter(Boolean);
const chunks = [];
for (let i=0; i < uniqueSyms.length; i+=50) chunks.push(uniqueSyms.slice(i, i+50));
try {
let nd = {};
await Promise.all(chunks.map(async (list) => {
if(!list.length) return;
// Encode Component handles M&M -> M%26M correctly for Fyers API
const q = list.map(x=>encodeURIComponent(x)).join(',');
const r = await fetch(`https://api-t1.fyers.in/data/depth?symbol=${q}&ohlcv_flag=1`, {headers:{'Authorization':TOKEN}});
const j = await r.json();
if(j.s==='ok') Object.assign(nd, j.d);
}));
DATA = nd;
update();
} catch(e){}
}
// MATH ENGINE
function evalF(form, d, wgt) {
if(!d) return 0;
try {
const TBQ = d.totalbuyqty || 0;
const TSQ = d.totalsellqty || 0;
const LTP = d.ltp || 0;
const WGT = wgt || 0;
return new Function('TBQ','TSQ','LTP','WGT','return '+form)(TBQ, TSQ, LTP, WGT);
} catch(e){ return 0; }
}
// FORMATTER
function fmt(n) {
if(!n) return "-";
let a = Math.abs(n);
let s = n<0?"-":"+";
if(a >= 10000000) return s+(a/10000000).toFixed(2)+" Cr";
if(a >= 100000) return s+(a/100000).toFixed(2)+" L";
if(a >= 1000) return s+(a/1000).toFixed(1)+" k";
return s+a.toFixed(0);
}
function update() {
if(!API_CONF) return;
// 1. Index Ticker (Futures)
const i = DATA[API_CONF.idx];
if(i) {
document.getElementById('ixP').innerText = i.ltp;
const c = i.chp||0;
const ce = document.getElementById('ixC');
ce.innerText = c.toFixed(2)+"%"; ce.className = "idx-chg "+(c>=0?"up":"dn");
const nq = (i.totalbuyqty||0) - (i.totalsellqty||0);
const qe = document.getElementById('ixQ');
qe.innerText = "NET: " + fmt(nq); qe.style.color = nq>=0?"var(--green)":"var(--red)";
}
// 2. Aggregates (3 Buckets now: NSE Fut, NSE Eq, BSE Eq)
const sumsNSEF = new Array(CONFIG.aggregates.length).fill(0);
const sumsNSEE = new Array(CONFIG.aggregates.length).fill(0);
const sumsBSEE = new Array(CONFIG.aggregates.length).fill(0);
API_CONF.stocks.forEach(stk => {
if(stk.fut && DATA[stk.fut]) CONFIG.aggregates.forEach((ag, idx) => sumsNSEF[idx] += evalF(ag.formula, DATA[stk.fut], stk.w));
if(stk.eq && DATA[stk.eq]) CONFIG.aggregates.forEach((ag, idx) => sumsNSEE[idx] += evalF(ag.formula, DATA[stk.eq], stk.w));
if(stk.beq && DATA[stk.beq]) CONFIG.aggregates.forEach((ag, idx) => sumsBSEE[idx] += evalF(ag.formula, DATA[stk.beq], stk.w));
// 3. Grid Card Update
let activeSym = "";
if(EXCHANGE === 'NSE') activeSym = SEGMENT === 'fut' ? stk.fut : stk.eq;
else activeSym = stk.beq; // BSE is always EQ
const d = DATA[activeSym];
const el = document.getElementById(`c-${stk.r}`);
if(el) {
if(d) {
const cVal = evalF(CONFIG.cardFormula, d, stk.w);
const cv = el.querySelector('.calc-val');
cv.innerText = fmt(cVal);
cv.style.color = cVal>=0 ? "var(--green)" : "var(--red)";
el.className = "card " + (cVal>=0 ? "bull" : "bear") + (SHOW_DETAILS ? " expanded" : "");
el.style.opacity = "1";
if(SHOW_DETAILS) {
el.querySelector('.v-prc').innerText = d.ltp;
const c = d.chp||0;
const ec = el.querySelector('.v-chg');
ec.innerText = c.toFixed(2)+"%"; ec.style.color = c>=0?"var(--green)":"var(--red)";
el.querySelector('.v-b').innerText = fmt(d.totalbuyqty);
el.querySelector('.v-s').innerText = fmt(d.totalsellqty);
}
} else {
el.className = "card na" + (SHOW_DETAILS ? " expanded" : "");
el.querySelector('.calc-val').innerText = "--";
el.querySelector('.calc-val').style.color = "#444";
}
}
});
// Helper for Sidebar Items
const renderAgg = (title, vals, cls="") => {
let h = `<div class="agg-sec-t ${cls}">${title}</div>`;
h += CONFIG.aggregates.map((ag, i) => `
<div class="agg-card">
<div class="agg-name">${ag.name}</div>
<div class="agg-val" style="color:${vals[i]>=0?'var(--green)':'var(--red)'}">${fmt(vals[i])}</div>
</div>
`).join('');
return h;
};
let html = renderAgg(`NSE FUTURES (${API_CONF.idx_l})`, sumsNSEF);
html += renderAgg(`NSE CASH`, sumsNSEE, "style='margin-top:20px;'");
html += renderAgg(`BSE CASH`, sumsBSEE, "bse style='margin-top:20px;'");
document.getElementById('aggList').innerHTML = html;
}
function render() {
if(!API_CONF) return;
const sort = document.getElementById('sortSel').value;
let lst = [...API_CONF.stocks];
// Sorting logic
if(sort.includes('calc')) {
lst.sort((a,b) => {
let symA = EXCHANGE==='NSE' ? (SEGMENT==='fut'?a.fut:a.eq) : a.beq;
let symB = EXCHANGE==='NSE' ? (SEGMENT==='fut'?b.fut:b.eq) : b.beq;
const va = evalF(CONFIG.cardFormula, DATA[symA], a.w);
const vb = evalF(CONFIG.cardFormula, DATA[symB], b.w);
return sort==='calc_h' ? vb-va : va-vb;
});
}
document.getElementById('grid').innerHTML = lst.map(s => `
<div class="card ${SHOW_DETAILS?'expanded':''}" id="c-${s.r}">
<div class="c-main">
<div style="display:flex;flex-direction:column;">
<span class="sym">${s.r}</span>
<span class="wgt">${s.w.toFixed(2)}%</span>
</div>
<div class="calc-val">--</div>
</div>
<div class="c-details">
<div class="det-r"><span>LTP</span> <span class="det-v v-prc">--</span></div>
<div class="det-r"><span>CHG</span> <span class="det-v v-chg">--%</span></div>
<div class="det-r"><span>BID</span> <span class="det-v v-b" style="color:var(--green)">--</span></div>
<div class="det-r"><span>ASK</span> <span class="det-v v-s" style="color:var(--red)">--</span></div>
</div>
</div>
`).join('');
if(Object.keys(DATA).length>0) update();
}
function openModal() { document.getElementById('setModal').style.display='flex'; }
function closeModal() { document.getElementById('setModal').style.display='none'; }
function saveConfig() {
try {
const cf = document.getElementById('cardForm').value;
const ag = JSON.parse(document.getElementById('aggJson').value);
CONFIG = { cardFormula: cf, aggregates: ag };
localStorage.setItem('n50_v9_conf', JSON.stringify(CONFIG));
closeModal(); render(); update();
} catch(e) { alert("Invalid JSON"); }
}
</script>
</body>
</html>
"""
if __name__ == "__main__":
uvicorn.run(app, host="0.0.0.0", port=7860) |