Update app.py

app.py

@@ -4,6 +4,7 @@ import os
 import glob
 import asyncio
 import hashlib
+import base64
 import unicodedata
 import streamlit as st
 from PIL import Image
@@ -18,13 +19,38 @@ from reportlab.pdfbase.ttfonts import TTFont
 
 st.set_page_config(layout="wide", initial_sidebar_state="collapsed")
 
-async def generate_audio(text, voice):
-    filename = f"{hashlib.md5(text.encode()).hexdigest()}_{voice}.mp3"
+def get_file_title_from_markdown(markdown_text):
+    # Extract the first non-empty header line and clean it for use as a file title.
+    for line in markdown_text.splitlines():
+        if line.strip().startswith("#"):
+            title = line.strip().lstrip("#").strip()
+            title = re.sub(r'[^\w\s-]', '', title)
+            if title:
+                return title.replace(" ", "_")
+    return "output"
+
+async def generate_audio(text, voice, markdown_text):
+    # Generate an audio file using the file title from the markdown.
+    title = get_file_title_from_markdown(markdown_text)
+    filename = f"{title}.mp3"
     communicate = edge_tts.Communicate(text, voice)
     await communicate.save(filename)
     return filename
 
-def apply_emoji_font(text, emoji_font):
+def get_download_link(file, file_type="mp3"):
+    # Generate a base64 download link for a given file.
+    with open(file, "rb") as f:
+        b64 = base64.b64encode(f.read()).decode()
+    if file_type == "mp3":
+        mime = "audio/mpeg"
+    elif file_type == "pdf":
+        mime = "application/pdf"
+    else:
+        mime = "application/octet-stream"
+    return f'<a href="data:{mime};base64,{b64}" download="{os.path.basename(file)}">Download {os.path.basename(file)}</a>'
+
+def apply_emoji_font(text, font_name):
+    # Replace emojis in the text with HTML font tags using the specified font.
     emoji_pattern = re.compile(
         r"([\U0001F300-\U0001F5FF"
         r"\U0001F600-\U0001F64F"
@@ -33,25 +59,25 @@ def apply_emoji_font(text, emoji_font):
         r"\U0001F780-\U0001F7FF"
         r"\U0001F800-\U0001F8FF"
         r"\U0001F900-\U0001F9FF"
-        r"\U0001FA00-\U0001FA6F"
-        r"\U0001FA70-\U0001FAFF"
+        r"\U0001FBA0-\U0001FBAF"  # additional range if needed
+        r"\U0001F9C0-\U0001F9C2"
         r"\u2600-\u26FF"
         r"\u2700-\u27BF]+)"
     )
     def replace_emoji(match):
         emoji = match.group(1)
         emoji = unicodedata.normalize('NFC', emoji)
-        return f'<font face="{emoji_font}">{emoji}</font>'
+        return f'<font face="{font_name}">{emoji}</font>'
     segments = []
     last_pos = 0
     for match in emoji_pattern.finditer(text):
         start, end = match.span()
         if last_pos < start:
-            segments.append(f'<font face="DejaVuSans">{text[last_pos:start]}</font>')
+            segments.append(f'<font face="{font_name}">{text[last_pos:start]}</font>')
         segments.append(replace_emoji(match))
         last_pos = end
     if last_pos < len(text):
-        segments.append(f'<font face="DejaVuSans">{text[last_pos:]}</font>')
+        segments.append(f'<font face="{font_name}">{text[last_pos:]}</font>')
     return ''.join(segments)
 
 def markdown_to_pdf_content(markdown_text, render_with_bold, auto_bold_numbers):
@@ -63,6 +89,7 @@ def markdown_to_pdf_content(markdown_text, render_with_bold, auto_bold_numbers):
         if not line or line.startswith('# '):
             continue
         if render_with_bold:
+            # Replace markdown bold markers with HTML bold tags.
             line = re.sub(r'\*\*(.*?)\*\*', r'<b>\1</b>', line)
         if auto_bold_numbers and number_pattern.match(line):
             if not (line.startswith("<b>") and line.endswith("</b>")):
@@ -71,17 +98,18 @@ def markdown_to_pdf_content(markdown_text, render_with_bold, auto_bold_numbers):
     total_lines = len(pdf_content)
     return pdf_content, total_lines
 
-def create_pdf(markdown_text, base_font_size, render_with_bold, auto_bold_numbers, enlarge_numbered, num_columns):
+def create_pdf(markdown_text, base_font_size, render_with_bold, auto_bold_numbers, enlarge_numbered, num_columns, emoji_font):
     buffer = io.BytesIO()
     page_width = A4[0] * 2
     page_height = A4[1]
-    doc = SimpleDocTemplate(buffer, pagesize=(page_width, page_height), leftMargin=36, rightMargin=36, topMargin=36, bottomMargin=36)
+    doc = SimpleDocTemplate(buffer, pagesize=(page_width, page_height),
+                            leftMargin=36, rightMargin=36, topMargin=36, bottomMargin=36)
     styles = getSampleStyleSheet()
     spacer_height = 10
-    section_spacer_height = 15
     pdf_content, total_lines = markdown_to_pdf_content(markdown_text, render_with_bold, auto_bold_numbers)
+    # Define paragraph styles.
     item_style = ParagraphStyle(
-        'ItemStyle', parent=styles['Normal'], fontName="DejaVuSans",
+        'ItemStyle', parent=styles['Normal'], fontName=emoji_font,
         fontSize=base_font_size, leading=base_font_size * 1.15, spaceAfter=1
     )
     bold_style = ParagraphStyle(
@@ -91,28 +119,33 @@ def create_pdf(markdown_text, base_font_size, render_with_bold, auto_bold_number
     numbered_bold_style = ParagraphStyle(
         'NumberedBoldStyle', parent=styles['Normal'], fontName="NotoEmoji-Bold",
         fontSize=base_font_size + 1 if enlarge_numbered else base_font_size,
-        leading=(base_font_size + 1) * 1.15 if enlarge_numbered else base_font_size * 1.15, spaceAfter=1
+        leading=(base_font_size + 1) * 1.15 if enlarge_numbered else base_font_size * 1.15,
+        spaceAfter=1
     )
     section_style = ParagraphStyle(
-        'SectionStyle', parent=styles['Heading2'], fontName="DejaVuSans",
-        textColor=colors.darkblue, fontSize=base_font_size * 1.1, leading=base_font_size * 1.32, spaceAfter=2
+        'SectionStyle', parent=styles['Heading2'], fontName=emoji_font,
+        textColor=colors.darkblue, fontSize=base_font_size * 1.1,
+        leading=base_font_size * 1.32, spaceAfter=2
     )
     try:
         available_font_files = glob.glob("*.ttf")
         if not available_font_files:
             st.error("No .ttf font files found in the current directory.")
             return
-        selected_font_path = None
+        # Register the bold emoji font.
+        selected_bold_font = None
         for f in available_font_files:
             if "NotoEmoji-Bold" in f:
-                selected_font_path = f
+                selected_bold_font = f
                 break
-        if selected_font_path:
-            pdfmetrics.registerFont(TTFont("NotoEmoji-Bold", selected_font_path))
-        pdfmetrics.registerFont(TTFont("DejaVuSans", "DejaVuSans.ttf"))
+        if selected_bold_font:
+            pdfmetrics.registerFont(TTFont("NotoEmoji-Bold", selected_bold_font))
+        # Register the primary font (assume the chosen emoji font is available as a .ttf file).
+        pdfmetrics.registerFont(TTFont(emoji_font, available_font_files[0]))
     except Exception as e:
         st.error(f"Font registration error: {e}")
         return
+    # Split content into columns.
     columns = [[] for _ in range(num_columns)]
     lines_per_column = total_lines / num_columns if num_columns > 0 else total_lines
     current_line_count = 0
@@ -127,6 +160,7 @@ def create_pdf(markdown_text, base_font_size, render_with_bold, auto_bold_number
     column_cells = [[] for _ in range(num_columns)]
     for col_idx, column in enumerate(columns):
         for item in column:
+            # If the item is bold (wrapped in <b> tags), use bold style; otherwise, use the selected emoji font.
             if isinstance(item, str) and item.startswith("<b>") and item.endswith("</b>"):
                 content = item[3:-4].strip()
                 if number_pattern.match(content):
@@ -134,7 +168,7 @@ def create_pdf(markdown_text, base_font_size, render_with_bold, auto_bold_number
                 else:
                     column_cells[col_idx].append(Paragraph(apply_emoji_font(content, "NotoEmoji-Bold"), section_style))
             else:
-                column_cells[col_idx].append(Paragraph(apply_emoji_font(item, "DejaVuSans"), item_style))
+                column_cells[col_idx].append(Paragraph(apply_emoji_font(item, emoji_font), item_style))
     max_cells = max(len(cells) for cells in column_cells) if column_cells else 0
     for cells in column_cells:
         cells.extend([Paragraph("", item_style)] * (max_cells - len(cells)))
@@ -171,221 +205,82 @@ def pdf_to_image(pdf_bytes):
         st.error(f"Failed to render PDF preview: {e}")
         return None
 
-default_markdown = """# Deities Guide: Mythology and Moral Lessons 🌟✨
-
-1. 📜 **Introduction**  
-   - **Purpose**: Explore deities, spirits, saints, and beings with their epic stories and morals! 🌍📖  
-   - **Usage**: A guide for learning and storytelling across traditions. 🎭✍️  
-   - **Themes**: Justice ⚖️, faith 🙏, hubris 😤, redemption 🌈, cosmic order 🌌.
-
-2. 🛠️ **Core Concepts of Divinity**  
-   - **Powers**: Creation 🌍, omniscience 👁️‍🗨️, shapeshifting 🦋 across entities.  
-   - **Life Cycle**: Mortality 💀, immortality ✨, transitions like saints and avatars 🌟.  
-   - **Communication**: Omens 🌩️, visions 👁️, miracles ✨ from gods and spirits.
-
-3. ⚡ **Standard Abilities**  
-   - **Creation**: Gods and spirits shape worlds, e.g., Allah 🌍 and Vishnu 🌀.  
-   - **Influence**: Saints and prophets intercede, like Muhammad 🕌 and Paul ✝️.  
-   - **Transformation**: Angels and avatars shift forms, e.g., Gabriel 😇 and Krishna 🦚.  
-   - **Knowledge**: Foresight 🔮 or revelation 📜, as with the Holy Spirit 🕊️ and Brahma 🧠.  
-   - **Judgment**: Divine authority 👑, e.g., Yahweh ⚖️ and Yama 💀.
-
-4. ⏳ **Mortality and Immortality**  
-   - **Gods**: Eternal ⏰, like Allah 🌟 and Shiva 🕉️.  
-   - **Spirits**: Realm-bound 🌠, e.g., jinn 🔥 and devas ✨.  
-   - **Saints/Prophets**: Mortal to divine 🌍➡️🌌, e.g., Moses 📜 and Rama 🏹.  
-   - **Beings**: Limbo states ❓, like cherubim 😇 and rakshasas 👹.  
-   - **Lessons**: Faith 🙏 and duty ⚙️ define transitions.
-
-5. 🌠 **Ascension and Signs**  
-   - **Paths**: Birth 👶, deeds 🛡️, revelation 📖, as with Jesus ✝️ and Arjuna 🏹.  
-   - **Signs**: Miracles ✨ and prophecies 🔮, like those in the Quran 📘 and Gita 📚.  
-   - **Morals**: Obedience 🧎 and devotion ❤️ shape destiny 🌟.
-
-6. 🎲 **Storytelling and Games**  
-   - **Portrayal**: Gods, spirits, and saints in narratives or RPGs 🎮📜.  
-   - **Dynamics**: Clerics ⛪, imams 🕌, and sadhus 🧘 serve higher powers.  
-   - **Balance**: Power 💪 vs. personality 😊 for depth.
-
-7. 🎮 **Dungeon Mastering Beings**  
-   - **Gods**: Epic scope 🌌, e.g., Allah ✨ and Vishnu 🌀.  
-   - **Spirits**: Local influence 🏞️, like jinn 🔥 and apsaras 💃.  
-   - **Saints**: Moral anchors ⚓, e.g., St. Francis 🐾 and Ali ⚔️.
-
-8. 🙏 **Devotee Relationships**  
-   - **Clerics**: Serve gods, e.g., Krishna’s priests 🦚.  
-   - **Mediums**: Channel spirits, like jinn whisperers 🔥👁️.  
-   - **Faithful**: Venerate saints and prophets, e.g., Fatima’s followers 🌹.
-
-9. 🦅 **American Indian Traditions**  
-   - **Coyote, Raven, White Buffalo Woman**: Trickster kin 🦊🐦 and wise mother 🐃.  
-   - **Relation**: Siblings and guide teach balance ⚖️.  
-   - **Lesson**: Chaos 🌪️ breeds wisdom 🧠.
-
-10. ⚔️ **Arthurian Legends**  
-    - **Merlin, Morgan le Fay, Arthur**: Mentor 🧙, rival 🧙‍♀️, son 👑.  
-    - **Relation**: Family tests loyalty 🤝.  
-    - **Lesson**: Honor 🛡️ vs. betrayal 🗡️.
-
-11. 🏛️ **Babylonian Mythology**  
-    - **Marduk, Tiamat, Ishtar**: Son ⚔️, mother 🌊, lover ❤️.  
-    - **Relation**: Kinship drives order 🏰.  
-    - **Lesson**: Power 💪 reshapes chaos 🌪️.
-
-12. ✝️ **Christian Trinity**  
-    - **God (Yahweh), Jesus, Holy Spirit**: Father 👑, Son ✝️, Spirit 🕊️.  
-    - **Relation**: Divine family redeems 🌈.  
-    - **Lesson**: Faith 🙏 restores grace ✨.
-
-13. 😇 **Christian Saints & Angels**  
-    - **St. Michael, Gabriel, Mary**: Warrior ⚔️, messenger 📜, mother 🌹.  
-    - **Relation**: Heavenly kin serve God 👑.  
-    - **Lesson**: Duty ⚙️ upholds divine will 🌟.
-
-14. 🍀 **Celtic Mythology**  
-    - **Lugh, Morrigan, Cernunnos**: Son ☀️, mother 🦇, father 🦌.  
-    - **Relation**: Family governs cycles 🌍.  
-    - **Lesson**: Courage 💪 in fate 🎲.
-
-15. 🌄 **Central American Traditions**  
-    - **Quetzalcoatl, Tezcatlipoca, Huitzilopochtli**: Brothers 🐍🐆 and war son ⚔️.  
-    - **Relation**: Sibling rivalry creates 🌍.  
-    - **Lesson**: Sacrifice 🩸 builds worlds 🏰.
-
-16. 🐉 **Chinese Mythology**  
-    - **Jade Emperor, Nuwa, Sun Wukong**: Father 👑, mother 🐍, rebel son 🐒.  
-    - **Relation**: Family enforces harmony 🎶.  
-    - **Lesson**: Duty ⚙️ curbs chaos 🌪️.
-
-17. 🐙 **Cthulhu Mythos**  
-    - **Cthulhu, Nyarlathotep, Yog-Sothoth**: Elder kin 🐙👁️‍🗨️🌌.  
-    - **Relation**: Cosmic trio overwhelms 😱.  
-    - **Lesson**: Insignificance 🌌 humbles 🙇.
-
-18. ☥ **Egyptian Mythology**  
-    - **Ra, Osiris, Isis**: Father ☀️, son ⚰️, mother 🌟.  
-    - **Relation**: Family ensures renewal 🔄.  
-    - **Lesson**: Justice ⚖️ prevails.
-
-19. ❄️ **Finnish Mythology**  
-    - **Väinämöinen, Louhi, Ukko**: Son 🎶, mother ❄️, father ⚡.  
-    - **Relation**: Kinship tests wisdom 🧠.  
-    - **Lesson**: Perseverance 🏋️ wins.
-
-20. 🏛️ **Greek Mythology**  
-    - **Zeus, Hera, Athena**: Father ⚡, mother 👑, daughter 🦇.  
-    - **Relation**: Family rules with tension ⚔️.  
-    - **Lesson**: Hubris 😤 meets wisdom 🧠.
-
-21. 🕉️ **Hindu Trimurti**  
-    - **Brahma, Vishnu, Shiva**: Creator 🌀, preserver 🛡️, destroyer 🔥.  
-    - **Relation**: Divine trio cycles existence 🔄.  
-    - **Lesson**: Balance ⚖️ sustains life 🌍.
-
-22. 🌺 **Hindu Avatars & Devis**  
-    - **Krishna, Rama, Durga**: Sons 🦚🏹 and fierce mother 🗡️.  
-    - **Relation**: Avatars and goddess protect dharma ⚖️.  
-    - **Lesson**: Duty ⚙️ defeats evil 👹.
-
-23. 🌸 **Japanese Mythology**  
-    - **Amaterasu, Susanoo, Tsukuyomi**: Sister ☀️, brothers 🌊🌙.  
-    - **Relation**: Siblings balance cosmos 🌌.  
-    - **Lesson**: Harmony 🎶 vs. chaos 🌪️.
-
-24. 🗡️ **Melnibonean Legends**  
-    - **Arioch, Xiombarg, Elric**: Lords 👑 and mortal son ⚔️.  
-    - **Relation**: Pact binds chaos 🌪️.  
-    - **Lesson**: Power 💪 corrupts 😈.
-
-25. ☪️ **Muslim Divine & Messengers**  
-    - **Allah, Muhammad, Gabriel**: God 🌟, prophet 🕌, angel 😇.  
-    - **Relation**: Messenger reveals divine will 📜.  
-    - **Lesson**: Submission 🙇 brings peace ☮️.
-
-26. 👻 **Muslim Spirits & Kin**  
-    - **Jinn, Iblis, Khidr**: Spirits 🔥😈 and guide 🌿 defy or aid.  
-    - **Relation**: Supernatural kin test faith 🙏.  
-    - **Lesson**: Obedience 🧎 vs. rebellion 😡.
-
-27. 🏰 **Nehwon Legends**  
-    - **Death, Ningauble, Sheelba**: Fateful trio 💀👁️‍🗨️🌿.  
-    - **Relation**: Guides shape destiny 🎲.  
-    - **Lesson**: Cunning 🧠 defies fate ⚰️.
-
-28. 🧝 **Nonhuman Traditions**  
-    - **Corellon, Moradin, Gruumsh**: Elf 🧝, dwarf ⛏️, orc 🗡️ fathers.  
-    - **Relation**: Rivals define purpose ⚔️.  
-    - **Lesson**: Community 🤝 endures.
-
-29. ᚱ **Norse Mythology**  
-    - **Odin, Frigg, Loki**: Father 👁️, mother 👑, trickster son 🦊.  
-    - **Relation**: Family faces doom ⚡.  
-    - **Lesson**: Sacrifice 🩸 costs.
-
-30. 🗿 **Sumerian Mythology**  
-    - **Enki, Inanna, Anu**: Son 🌊, daughter ❤️, father 🌌.  
-    - **Relation**: Kin wield knowledge 🧠.  
-    - **Lesson**: Ambition 🌟 shapes.
-
-31. 📚 **Appendices**  
-    - **Planes**: Realms of gods, spirits, saints, e.g., Paradise 🌈 and Svarga ✨.  
-    - **Symbols**: Rituals 🕉️ and artifacts 🗿 of faith.  
-    - **Charts**: Domains and duties for devotees 📊.
-
-32. 🌌 **Planes of Existence**  
-    - **Heaven/Paradise**: Christian/Muslim abode 🌟.  
-    - **Svarga**: Hindu divine realm ✨.  
-    - **Underworld**: Spirits linger, e.g., Sheol ⚰️ and Naraka 🔥.
-
-33. 🕍 **Temple Trappings**  
-    - **Cross/Crescent**: Christian/Muslim faith ✝️☪️.  
-    - **Mandalas**: Hindu devotion 🌀.  
-    - **Relics**: Saints’ and prophets’ legacy 🗝️.
-
-34. 📊 **Clerical Chart**  
-    - **Gods**: Domains, e.g., creation 🌍 and mercy ❤️.  
-    - **Spirits**: Influence, like guidance 🌿 and mischief 😈.  
-    - **Saints/Prophets**: Virtues, e.g., justice ⚖️ and prophecy 🔮.
-"""
-
+# Auto-detect the default markdown file from available .md files.
 md_files = [f for f in glob.glob("*.md") if os.path.basename(f) != "README.md"]
 md_options = [os.path.splitext(os.path.basename(f))[0] for f in md_files]
+if md_options:
+    if 'markdown_content' not in st.session_state or not st.session_state.markdown_content:
+        with open(f"{md_options[0]}.md", "r", encoding="utf-8") as f:
+            st.session_state.markdown_content = f.read()
+else:
+    st.session_state.markdown_content = ""
 
 with st.sidebar:
     st.markdown("### PDF Options")
     selected_md = st.selectbox("Select Markdown File", options=md_options, index=0 if md_options else -1)
     available_font_files = {os.path.splitext(os.path.basename(f))[0]: f for f in glob.glob("*.ttf")}
-    selected_font_name = st.selectbox("Select Emoji Font", options=list(available_font_files.keys()), index=list(available_font_files.keys()).index("NotoEmoji-Bold") if "NotoEmoji-Bold" in available_font_files else 0)
+    # Use the selected emoji font from sidebar.
+    selected_font_name = st.selectbox("Select Emoji Font", options=list(available_font_files.keys()),
+                                      index=list(available_font_files.keys()).index("NotoEmoji-Bold") if "NotoEmoji-Bold" in available_font_files else 0)
     base_font_size = st.slider("Font Size (points)", min_value=6, max_value=16, value=8, step=1)
     render_with_bold = st.checkbox("Render with Bold Formatting (remove ** markers)", value=True, key="render_with_bold")
     auto_bold_numbers = st.checkbox("Auto Bold Numbered Lines", value=True, key="auto_bold_numbers")
     enlarge_numbered = st.checkbox("Enlarge Font Size for Numbered Lines", value=True, key="enlarge_numbered")
     num_columns = st.selectbox("Number of Columns", options=[1, 2, 3, 4, 5, 6], index=3)
-    if 'markdown_content' not in st.session_state or not md_options:
-        st.session_state.markdown_content = default_markdown
     if md_options and selected_md:
         with open(f"{selected_md}.md", "r", encoding="utf-8") as f:
             st.session_state.markdown_content = f.read()
-    edited_markdown = st.text_area("Modify the markdown content below:", value=st.session_state.markdown_content, height=300, key=f"markdown_{selected_md}_{selected_font_name}_{num_columns}")
+    edited_markdown = st.text_area("Modify the markdown content below:",
+                                   value=st.session_state.markdown_content,
+                                   height=300, key=f"markdown_{selected_md}_{selected_font_name}_{num_columns}")
     if st.button("Update PDF"):
         st.session_state.markdown_content = edited_markdown
         if md_options and selected_md:
             with open(f"{selected_md}.md", "w", encoding="utf-8") as f:
                 f.write(edited_markdown)
         st.experimental_rerun()
-    st.download_button(label="Save Markdown", data=st.session_state.markdown_content, file_name=f"{selected_md}.md" if selected_md else "default.md", mime="text/markdown")
+    st.download_button(label="Save Markdown", data=st.session_state.markdown_content,
+                       file_name=f"{selected_md}.md" if selected_md else "default.md", mime="text/markdown")
     st.markdown("### Text-to-Speech")
     VOICES = ["en-US-AriaNeural", "en-US-JennyNeural", "en-GB-SoniaNeural", "en-US-GuyNeural", "en-US-AnaNeural"]
     selected_voice = st.selectbox("Select Voice for TTS", options=VOICES, index=0)
     if st.button("Generate Audio"):
-        audio_file = asyncio.run(generate_audio(st.session_state.markdown_content, selected_voice))
+        # Generate audio using the full markdown content as text.
+        audio_file = asyncio.run(generate_audio(st.session_state.markdown_content, selected_voice, st.session_state.markdown_content))
         st.audio(audio_file)
         with open(audio_file, "rb") as f:
             audio_bytes = f.read()
-        st.download_button("Download Audio", data=audio_bytes, file_name=os.path.basename(audio_file), mime="audio/mpeg")
+        st.download_button("Download Audio", data=audio_bytes,
+                           file_name=os.path.basename(audio_file), mime="audio/mpeg")
+    if st.button("Save PDF"):
+        title = get_file_title_from_markdown(st.session_state.markdown_content)
+        pdf_filename = f"{title}.pdf"
+        with open(pdf_filename, "wb") as f:
+            f.write(pdf_bytes)
+        st.success(f"Saved PDF as {pdf_filename}")
+        st.experimental_rerun()
+        
+    st.markdown("### Saved Audio Files")
+    mp3_files = glob.glob("*.mp3")
+    for mp3 in mp3_files:
+        st.audio(mp3)
+        st.markdown(get_download_link(mp3, "mp3"), unsafe_allow_html=True)
+    if st.button("Delete All MP3"):
+        for mp3 in mp3_files:
+            try:
+                os.remove(mp3)
+            except Exception as e:
+                st.error(f"Error deleting {mp3}: {e}")
+        st.experimental_rerun()
+        
+    st.markdown("### Saved PDF Files")
+    pdf_files = glob.glob("*.pdf")
+    for pdf in pdf_files:
+        st.markdown(get_download_link(pdf, "pdf"), unsafe_allow_html=True)
 
 with st.spinner("Generating PDF..."):
-    pdf_bytes = create_pdf(st.session_state.markdown_content, base_font_size, render_with_bold, auto_bold_numbers, enlarge_numbered, num_columns)
+    pdf_bytes = create_pdf(st.session_state.markdown_content, base_font_size, render_with_bold,
+                           auto_bold_numbers, enlarge_numbered, num_columns, selected_font_name)
 
 with st.container():
     pdf_images = pdf_to_image(pdf_bytes)