Update app.py

Streamlit app script with new features:

Custom Slide Layouts
Image Insertion
Custom Styling Options
Theme Selection

app.py

@@ -1,6 +1,9 @@
 import streamlit as st
 from pptx import Presentation
+from pptx.util import Inches, Pt
+from pptx.dml.color import RGBColor
 from collections import OrderedDict
+import os
 
 # Define templates for different presentation types
 templates = {
@@ -45,10 +48,20 @@ templates = {
     ]
 }
 
+# Define themes
+themes = {
+    "Corporate": {"font": "Arial", "font_size": 20, "color": "0000FF"},
+    "Casual": {"font": "Comic Sans MS", "font_size": 18, "color": "FF5733"},
+    # Add more themes as needed
+}
+
 # Function to create PowerPoint presentation based on user inputs
-def create_presentation(title_slide_info, sections):
+def create_presentation(title_slide_info, sections, theme_name):
     prs = Presentation()
 
+    # Apply theme
+    theme = themes[theme_name]
+
     # Add a title slide
     title_slide_layout = prs.slide_layouts[0]
     title_slide = prs.slides.add_slide(title_slide_layout)
@@ -65,16 +78,40 @@ def create_presentation(title_slide_info, sections):
             title_placeholder = slide.shapes.title
             body_placeholder = slide.placeholders[1]
             title_placeholder.text = f"{section_title} - {subsection_title}"
-            tf = body_placeholder.text_frame
+
+            # Custom styling options
             for bullet in bullet_points:
-                p = tf.add_paragraph()
+                p = body_placeholder.text_frame.add_paragraph()
                 p.text = bullet
+                style_text(p, theme["font_size"], theme["color"])
 
     # Save the presentation
     filename = 'custom_presentation.pptx'
     prs.save(filename)
     return filename
 
+# Function to style text
+def style_text(paragraph, font_size, font_color):
+    run = paragraph.add_run()
+    font = run.font
+    font.size = Pt(font_size)
+    font.color.rgb = RGBColor.from_string(font_color)
+
+# Function to add slide with custom layout
+def add_slide_with_layout(prs, layout_index, title_text, content_points):
+    slide_layout = prs.slide_layouts[layout_index]
+    slide = prs.slides.add_slide(slide_layout)
+    title_placeholder = slide.shapes.title
+    body_placeholder = slide.placeholders[1]
+    title_placeholder.text = title_text
+    for point in content_points:
+        p = body_placeholder.text_frame.add_paragraph()
+        p.text = point
+
+# Function to add image to a slide
+def add_image_to_slide(slide, image_path):
+    slide.shapes.add_picture(image_path, Inches(1), Inches(1), width=Inches(5), height=Inches(3))
+
 # Function to handle dynamic section addition
 def add_new_section(section_counter):
     new_section_title = f"Section {section_counter}"
@@ -108,6 +145,9 @@ with st.sidebar.expander("Title Slide Options", expanded=False):
         'date': st.text_input("Date", "Presentation Date")
     }
 
+# Theme selection
+theme_name = st.sidebar.selectbox("Select Theme", list(themes.keys()))
+
 # Option to add more sections dynamically
 if st.sidebar.button("Add More Section"):
     add_new_section(st.session_state.section_counter)
@@ -134,9 +174,26 @@ for section_title, subsections in list(st.session_state.sections.items()):
         if st.button(f"Add Subsection to {section_title}", key=f"add_subsection_{section_title}"):
             add_new_subsection(section_title)
 
+# Image upload for each section
+uploaded_images = {}
+for section_title in st.session_state.sections:
+    uploaded_image = st.file_uploader(f"Upload image for {section_title}", type=["png", "jpg", "jpeg"], key=f"image_{section_title}")
+    if uploaded_image is not None:
+        uploaded_images[section_title] = uploaded_image
+
 # Generate and download presentation
 if st.button('Generate Presentation'):
-    file_path = create_presentation(title_slide_info, st.session_state.sections)
+    prs = Presentation()
+    for section_title, subsections in st.session_state.sections.items():
+        for subsection_title, bullet_points in subsections.items():
+            slide = add_slide_with_layout(prs, 1, f"{section_title} - {subsection_title}", bullet_points)
+            if section_title in uploaded_images:
+                image_path = os.path.join(os.getcwd(), uploaded_images[section_title].name)
+                with open(image_path, "wb") as f:
+                    f.write(uploaded_images[section_title].getbuffer())
+                add_image_to_slide(slide, image_path)
+    
+    file_path = create_presentation(title_slide_info, st.session_state.sections, theme_name)
     with open(file_path, "rb") as file:
         st.download_button(
             label="Download Presentation",