Create app.py

app.py

@@ -0,0 +1,401 @@
+import io
+import re
+import streamlit as st
+import glob
+import os
+from PIL import Image
+import fitz
+from reportlab.lib.pagesizes import A4
+from reportlab.platypus import SimpleDocTemplate, Paragraph, Spacer, Table, TableStyle
+from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle
+from reportlab.lib import colors
+from reportlab.pdfbase import pdfmetrics
+from reportlab.pdfbase.ttfonts import TTFont
+import unicodedata
+
+st.set_page_config(layout="wide", initial_sidebar_state="collapsed")
+
+def create_pdf_tab(default_markdown):
+    font_files = glob.glob("*.ttf")
+    if not font_files:
+        st.error("No .ttf font files found in the current directory. Please add some, e.g., NotoColorEmoji-Regular.ttf and DejaVuSans.ttf.")
+        return
+    available_fonts = {os.path.splitext(os.path.basename(f))[0]: f for f in font_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]
+
+    with st.sidebar:
+        selected_md = st.selectbox("Select Markdown File", options=md_options, index=0 if md_options else -1)
+        selected_font_name = st.selectbox("Select Emoji Font", options=list(available_fonts.keys()), index=0 if "NotoColorEmoji-Regular" in available_fonts else 0)
+        selected_font_path = available_fonts[selected_font_name]
+        base_font_size = st.slider("Font Size (points)", min_value=6, max_value=16, value=9, step=1)
+        plain_text_mode = st.checkbox("Render as Plain Text (Preserve Bold Only)", value=False)
+        auto_bold_numbers = st.checkbox("Auto-Bold Numbered Lines", value=False)
+        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}")
+        if st.button("Update PDF"):
+            st.session_state.markdown_content = edited_markdown
+            with open(f"{selected_md}.md", "w", encoding="utf-8") as f:
+                f.write(edited_markdown)
+            st.rerun()
+        
+        st.download_button(label="Save Markdown", data=st.session_state.markdown_content, file_name=f"{selected_md}.md", mime="text/markdown")
+
+    if not md_options:
+        st.warning("No .md files found in the directory (excluding README.md). Using default content.")
+        return
+
+    try:
+        pdfmetrics.registerFont(TTFont(selected_font_name, selected_font_path))
+        pdfmetrics.registerFont(TTFont("DejaVuSans", "DejaVuSans.ttf"))
+    except Exception as e:
+        st.error(f"Failed to register fonts: {e}. Ensure both {selected_font_name}.ttf and DejaVuSans.ttf are in the directory.")
+        return
+
+    def apply_emoji_font(text, emoji_font):
+        emoji_pattern = re.compile(
+            r"([\U0001F300-\U0001F5FF"
+            r"\U0001F600-\U0001F64F"
+            r"\U0001F680-\U0001F6FF"
+            r"\U0001F700-\U0001F77F"
+            r"\U0001F780-\U0001F7FF"
+            r"\U0001F800-\U0001F8FF"
+            r"\U0001F900-\U0001F9FF"
+            r"\U0001FA00-\U0001FA6F"
+            r"\U0001FA70-\U0001FAFF"
+            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>'
+
+        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(replace_emoji(match))
+            last_pos = end
+        if last_pos < len(text):
+            segments.append(f'<font face="DejaVuSans">{text[last_pos:]}</font>')
+        return ''.join(segments)
+
+    def markdown_to_pdf_content(markdown_text, plain_text_mode, auto_bold_numbers):
+        lines = markdown_text.strip().split('\n')
+        pdf_content = []
+        number_pattern = re.compile(r'^\d+\.\s')
+
+        if plain_text_mode:
+            for line in lines:
+                line = line.strip()
+                if not line or line.startswith('# '):
+                    continue
+                bold_pattern = re.compile(r'\*\*(.*?)\*\*')
+                line = bold_pattern.sub(r'<b>\1</b>', line)
+                pdf_content.append(line)
+        else:
+            for line in lines:
+                line = line.strip()
+                if not line or line.startswith('# '):
+                    continue
+                if line.startswith('## ') or line.startswith('### '):
+                    text = line.replace('## ', '').replace('### ', '').strip()
+                    pdf_content.append(f"<b>{text}</b>")
+                elif auto_bold_numbers and number_pattern.match(line):
+                    pdf_content.append(f"<b>{line}</b>")
+                else:
+                    pdf_content.append(line.strip())
+
+        total_lines = len(pdf_content)
+        return pdf_content, total_lines
+
+    def create_pdf(markdown_text, base_font_size, plain_text_mode, num_columns, auto_bold_numbers):
+        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)
+        styles = getSampleStyleSheet()
+        story = []
+        spacer_height = 10
+        section_spacer_height = 15
+        pdf_content, total_lines = markdown_to_pdf_content(markdown_text, plain_text_mode, auto_bold_numbers)
+
+        item_font_size = base_font_size
+        section_font_size = base_font_size * 1.1
+
+        section_style = ParagraphStyle(
+            'SectionStyle', parent=styles['Heading2'], fontName="DejaVuSans",
+            textColor=colors.darkblue, fontSize=section_font_size, leading=section_font_size * 1.2, spaceAfter=2
+        )
+        item_style = ParagraphStyle(
+            'ItemStyle', parent=styles['Normal'], fontName="DejaVuSans",
+            fontSize=item_font_size, leading=item_font_size * 1.15, spaceAfter=1
+        )
+
+        story.append(Spacer(1, spacer_height))
+        columns = [[] for _ in range(num_columns)]
+        lines_per_column = total_lines / num_columns if num_columns > 0 else total_lines
+        current_line_count = 0
+        current_column = 0
+
+        number_pattern = re.compile(r'^\d+\.\s')
+        for i, item in enumerate(pdf_content):
+            if i > 0 and number_pattern.match(item.replace('<b>', '').replace('</b>', '')):
+                columns[current_column].append(Spacer(1, section_spacer_height))
+            
+            if current_line_count >= lines_per_column and current_column < num_columns - 1:
+                current_column += 1
+                current_line_count = 0
+            columns[current_column].append(item)
+            current_line_count += 1
+
+        column_cells = [[] for _ in range(num_columns)]
+        for col_idx, column in enumerate(columns):
+            for item in column:
+                if isinstance(item, Spacer):
+                    column_cells[col_idx].append(item)
+                elif isinstance(item, str) and item.startswith('<b>'):
+                    text = item.replace('<b>', '').replace('</b>', '')
+                    column_cells[col_idx].append(Paragraph(apply_emoji_font(text, selected_font_name), section_style))
+                else:
+                    column_cells[col_idx].append(Paragraph(apply_emoji_font(item, selected_font_name), 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)))
+
+        col_width = (page_width - 72) / num_columns if num_columns > 0 else page_width - 72
+        table_data = list(zip(*column_cells)) if column_cells else [[]]
+        table = Table(table_data, colWidths=[col_width] * num_columns, hAlign='CENTER')
+        table.setStyle(TableStyle([
+            ('VALIGN', (0, 0), (-1, -1), 'TOP'), ('ALIGN', (0, 0), (-1, -1), 'LEFT'),
+            ('BACKGROUND', (0, 0), (-1, -1), colors.white), ('GRID', (0, 0), (-1, -1), 0, colors.white),
+            ('LINEAFTER', (0, 0), (num_columns-1, -1), 0.5, colors.grey),
+            ('LEFTPADDING', (0, 0), (-1, -1), 2), ('RIGHTPADDING', (0, 0), (-1, -1), 2),
+            ('TOPPADDING', (0, 0), (-1, -1), 1), ('BOTTOMPADDING', (0, 0), (-1, -1), 1),
+        ]))
+
+        story.append(table)
+        doc.build(story)
+        buffer.seek(0)
+        return buffer.getvalue()
+
+    def pdf_to_image(pdf_bytes):
+        try:
+            doc = fitz.open(stream=pdf_bytes, filetype="pdf")
+            images = []
+            for page in doc:
+                pix = page.get_pixmap(matrix=fitz.Matrix(2.0, 2.0))
+                img = Image.frombytes("RGB", [pix.width, pix.height], pix.samples)
+                images.append(img)
+            doc.close()
+            return images
+        except Exception as e:
+            st.error(f"Failed to render PDF preview: {e}")
+            return None
+
+    with st.spinner("Generating PDF..."):
+        pdf_bytes = create_pdf(st.session_state.markdown_content, base_font_size, plain_text_mode, num_columns, auto_bold_numbers)
+
+    with st.container():
+        pdf_images = pdf_to_image(pdf_bytes)
+        if pdf_images:
+            for img in pdf_images:
+                st.image(img, use_container_width=True)
+        else:
+            st.info("Download the PDF to view it locally.")
+
+    with st.sidebar:
+        st.download_button(label="Download PDF", data=pdf_bytes, file_name="deities_guide.pdf", mime="application/pdf")
+
+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 🔮.
+"""
+
+create_pdf_tab(default_markdown)