import streamlit as st
import os
import glob
import re
import base64
import pytz
from urllib.parse import quote
from gradio_client import Client
from datetime import datetime

# Initialize session state variables
if 'selected_file' not in st.session_state:
    st.session_state.selected_file = None
if 'view_mode' not in st.session_state:
    st.session_state.view_mode = 'view'
if 'files' not in st.session_state:
    st.session_state.files = []

# Define the markdown variables
Boxing_and_MMA_Commentary_and_Knowledge = """
# Boxing and UFC Study of 1971 - 2024 The Greatest Fights History

1. In Boxing, the most heart breaking fight in Boxing was the Boom Boom Mancini fight with Duku Kim.
2. After changes to Boxing made it more safe due to the heart break.
3. Rehydration of the brain after weight ins loss preparation for a match is life saving change.
4. Fighting went from 15 rounds to 12.

# UFC By Contrast..
1. 5 Rounds of 5 Minutes each.
2. Greatest UFC Fighters:
    - Jon Jones could be the greatest of all time (GOAT) since he never lost.
    - George St. Pierre
    - BJ Penn
    - Anderson Silva
    - Mighty Mouse MMA's heart at 125 pounds
    - Kabib retired 29 and 0
    - Fedor Milliano
    - Alex Pereira
    - James Tony
    - Randy Couture
3. You have to Judge them in their Championship Peak
4. Chris Weidman
5. Connor McGregor
6. Leg Breaking - Shin calcification and breaking baseball bats

# References:
1. Joe Rogan - Interview #2219
2. Donald J Trump
"""

Multiplayer_Custom_Hosting_Game_Servers_For_Simulated_Worlds = """
# Multiplayer Simulated Worlds

1. 7 Days To Die PC 
2. ARK: Survival Evolved PC 
3. Arma 3 PC 
4. Atlas PC 
5. Conan Exiles PC 
6. Craftopia PC 
7. DayZ PC 
8. Eco - Global Survival PC 
9. Empyrion - Galactic Survival PC 
10. Factorio PC 
11. Farming Simulator 19 PC 
12. Crossplay
13. Farming Simulator 22 
14. Last Oasis PC 
15. Last Oasis Classic PC 
16. Minecraft (Vanilla) PC 
17. Crossplay
18. Path of Titans
19. Rust PC 
20. SCP: Secret Laboratory PC 
21. SCUM PC
22. Satisfactory PC
23. Satisfactory (Experimental) PC 
24. Crossplay
25. Space Engineers 
26. Terraria (tShock & Vanilla) PC 
27. The Forest PC 
28. Crossplay
29. Valheim
"""

def get_display_name(filename):
    """Extract text from parentheses or return filename as is."""
    match = re.search(r'\((.*?)\)', filename)
    if match:
        return match.group(1)
    return filename

def get_time_display(filename):
    """Extract just the time portion from the filename."""
    time_match = re.match(r'(\d{2}\d{2}[AP]M)', filename)
    if time_match:
        return time_match.group(1)
    return filename

def sanitize_filename(text):
    """Create a safe filename from text while preserving spaces."""
    # First replace unsafe characters with spaces
    safe_text = re.sub(r'[^\w\s-]', ' ', text)
    # Remove any multiple spaces
    safe_text = re.sub(r'\s+', ' ', safe_text)
    # Trim leading/trailing spaces
    safe_text = safe_text.strip()
    return safe_text[:50]  # Limit length to 50 chars

def generate_timestamp_filename(query):
    """Generate filename with format: 1103AM 11032024 (Query).md"""
    # Get current time in Central timezone
    central = pytz.timezone('US/Central')
    current_time = datetime.now(central)
    
    # Format the timestamp parts
    time_str = current_time.strftime("%I%M%p")  # 1103AM format
    date_str = current_time.strftime("%m%d%Y")  # 11032024 format
    
    # Clean up the query for filename - now preserving spaces
    safe_query = sanitize_filename(query)
    
    # Construct filename: "1103AM 11032024 (Input with spaces).md"
    filename = f"{time_str} {date_str} ({safe_query}).md"
    
    return filename

def delete_file(file_path):
    """Delete a file and return success status."""
    try:
        os.remove(file_path)
        return True
    except Exception as e:
        st.error(f"Error deleting file: {e}")
        return False

def save_ai_interaction(query, ai_result, is_rerun=False):
    """Save AI interaction to a markdown file with new filename format."""
    filename = generate_timestamp_filename(query)
    
    # Format the content differently for rerun vs normal query
    if is_rerun:
        content = f"""# Rerun Query
Original file content used for rerun:

{query}

# AI Response (Fun Version)
{ai_result}
"""
    else:
        content = f"""# Query: {query}

## AI Response
{ai_result}
"""
    
    # Save to file
    try:
        with open(filename, 'w', encoding='utf-8') as f:
            f.write(content)
        return filename
    except Exception as e:
        st.error(f"Error saving file: {e}")
        return None

def get_file_download_link(file_path):
    """Generate a base64 download link for a file."""
    try:
        with open(file_path, 'r', encoding='utf-8') as f:
            content = f.read()
        b64 = base64.b64encode(content.encode()).decode()
        filename = os.path.basename(file_path)
        return f'<a href="data:text/markdown;base64,{b64}" download="{filename}">{get_display_name(filename)}</a>'
    except Exception as e:
        st.error(f"Error creating download link: {e}")
        return None

def extract_terms(markdown_text):
    """Parse markdown text and extract terms."""
    lines = markdown_text.strip().split('\n')
    terms = []
    for line in lines:
        line = re.sub(r'^[#*\->\d\.\s]+', '', line).strip()
        if line:
            terms.append(line)
    return terms

def display_terms_with_links(terms):
    """Display terms with various search links."""
    search_urls = {
        "🚀🌌ArXiv": lambda k: f"/?q={quote(k)}",
        "📖": lambda k: f"https://en.wikipedia.org/wiki/{quote(k)}",
        "🔍": lambda k: f"https://www.google.com/search?q={quote(k)}",
        "▶️": lambda k: f"https://www.youtube.com/results?search_query={quote(k)}",
        "🔎": lambda k: f"https://www.bing.com/search?q={quote(k)}",
        "🐦": lambda k: f"https://twitter.com/search?q={quote(k)}",
    }
    for term in terms:
        links_md = ' '.join([f"[{emoji}]({url(term)})" for emoji, url in search_urls.items()])
        st.markdown(f"- **{term}** {links_md}", unsafe_allow_html=True)

def perform_ai_lookup(query):
    """Perform AI lookup using Gradio client."""
    st.write("Performing AI Lookup...")
    client = Client("awacke1/Arxiv-Paper-Search-And-QA-RAG-Pattern")
    result1 = client.predict(
        prompt=query,
        llm_model_picked="mistralai/Mixtral-8x7B-Instruct-v0.1",
        stream_outputs=True,
        api_name="/ask_llm"
    )
    st.markdown("### Mixtral-8x7B-Instruct-v0.1 Result")
    st.markdown(result1)
    result2 = client.predict(
        prompt=query,
        llm_model_picked="mistralai/Mistral-7B-Instruct-v0.2",
        stream_outputs=True,
        api_name="/ask_llm"
    )
    st.markdown("### Mistral-7B-Instruct-v0.2 Result")
    st.markdown(result2)
    combined_result = f"{result1}\n\n{result2}"
    return combined_result

def display_file_content(file_path):
    """Display file content with editing capabilities."""
    try:
        with open(file_path, 'r', encoding='utf-8') as f:
            content = f.read()
        
        if st.session_state.view_mode == 'view':
            # Display as markdown when viewing
            st.markdown(content)
        else:
            # Edit functionality
            edited_content = st.text_area(
                "Edit content",
                content,
                height=400,
                key=f"edit_{os.path.basename(file_path)}"
            )
            
            if st.button("Save Changes", key=f"save_{os.path.basename(file_path)}"):
                try:
                    with open(file_path, 'w', encoding='utf-8') as f:
                        f.write(edited_content)
                    st.success(f"Successfully saved changes to {file_path}")
                except Exception as e:
                    st.error(f"Error saving changes: {e}")
    except Exception as e:
        st.error(f"Error reading file: {e}")

def file_management_sidebar():
    """Redesigned sidebar with improved layout and additional functionality."""
    st.sidebar.title("📁 File Management")

    # Get list of .md files excluding README.md
    md_files = [file for file in glob.glob("*.md") if file.lower() != 'readme.md']
    md_files.sort()
    st.session_state.files = md_files
    
    if md_files:
        st.sidebar.markdown("### Saved Files")
        for idx, file in enumerate(md_files):
            st.sidebar.markdown("---")  # Separator between files
            
            # Display time
            st.sidebar.text(get_time_display(file))
            
            # Display download link with simplified text
            download_link = get_file_download_link(file)
            if download_link:
                st.sidebar.markdown(download_link, unsafe_allow_html=True)
            
            # Action buttons in a row
            col1, col2, col3, col4 = st.sidebar.columns(4)
            
            with col1:
                if st.button("📄 View", key=f"view_{idx}"):
                    st.session_state.selected_file = file
                    st.session_state.view_mode = 'view'
            
            with col2:
                if st.button("✏️ Edit", key=f"edit_{idx}"):
                    st.session_state.selected_file = file
                    st.session_state.view_mode = 'edit'
            
            with col3:
                if st.button("🔄 Rerun", key=f"rerun_{idx}"):
                    try:
                        with open(file, 'r', encoding='utf-8') as f:
                            content = f.read()
                            
                        # Prepare the prompt with the prefix
                        rerun_prefix = """For the markdown below reduce the text to a humorous fun outline with emojis and markdown outline levels in outline that convey all the facts and adds wise quotes and funny statements to engage the reader:

"""
                        full_prompt = rerun_prefix + content
                        
                        # Perform AI lookup and save results
                        ai_result = perform_ai_lookup(full_prompt)
                        saved_file = save_ai_interaction(content, ai_result, is_rerun=True)
                        
                        if saved_file:
                            st.success(f"Created fun version in {saved_file}")
                            st.session_state.selected_file = saved_file
                            st.session_state.view_mode = 'view'
                            
                    except Exception as e:
                        st.error(f"Error during rerun: {e}")
            
            with col4:
                if st.button("🗑️ Delete", key=f"delete_{idx}"):
                    if delete_file(file):
                        st.success(f"Deleted {file}")
                        st.rerun()
                    else:
                        st.error(f"Failed to delete {file}")

        st.sidebar.markdown("---")
        # Option to create a new markdown file
        if st.sidebar.button("📝 Create New Note"):
            filename = generate_timestamp_filename("New Note")
            with open(filename, 'w', encoding='utf-8') as f:
                f.write("# New Markdown File\n")
            st.sidebar.success(f"Created: {filename}")
            st.session_state.selected_file = filename
            st.session_state.view_mode = 'edit'
    else:
        st.sidebar.write("No markdown files found.")
        if st.sidebar.button("📝 Create First Note"):
            filename = generate_timestamp_filename("New Note")
            with open(filename, 'w', encoding='utf-8') as f:
                f.write("# New Markdown File\n")
            st.sidebar.success(f"Created: {filename}")
            st.session_state.selected_file = filename
            st.session_state.view_mode = 'edit'

def main():
    st.title("Markdown Content with AI Lookup and File Management")

    # Process query parameters and AI lookup first
    query_params = st.query_params
    query = query_params.get('q', '')
    show_initial_content = True  # Flag to control initial content display
    
    # First priority: Handle active query
    if query:
        show_initial_content = False  # Hide initial content when showing query results
        st.write(f"### Search query received: {query}")
        try:
            ai_result = perform_ai_lookup(query)
            
            # Save the interaction
            saved_file = save_ai_interaction(query, ai_result)
            if saved_file:
                st.success(f"Saved interaction to {saved_file}")
                st.session_state.selected_file = saved_file
                st.session_state.view_mode = 'view'
        except Exception as e:
            st.error(f"Error during AI lookup: {e}")

    # File management sidebar
    file_management_sidebar()

    # Second priority: Display selected file content if any
    if st.session_state.selected_file:
        show_initial_content = False  # Hide initial content when showing file content
        if os.path.exists(st.session_state.selected_file):
            st.markdown(f"### Current File: {st.session_state.selected_file}")
            display_file_content(st.session_state.selected_file)
        else:
            st.error("Selected file no longer exists.")
            st.session_state.selected_file = None
            st.rerun()

# Show initial content: Either when first landing or when no interactive elements are active
    if show_initial_content:
        # First show the clickable terms with links
        terms1 = extract_terms(Boxing_and_MMA_Commentary_and_Knowledge)
        terms2 = extract_terms(Multiplayer_Custom_Hosting_Game_Servers_For_Simulated_Worlds)
        all_terms = terms1 + terms2

        col1, col2 = st.columns(2)
        
        with col1:
            st.markdown("### Boxing & MMA")
            st.markdown(Boxing_and_MMA_Commentary_and_Knowledge)
            st.markdown("#### Related Links")
            display_terms_with_links(terms1)
            
        with col2:
            st.markdown("### Multiplayer Games")
            st.markdown(Multiplayer_Custom_Hosting_Game_Servers_For_Simulated_Worlds)
            st.markdown("#### Related Links")
            display_terms_with_links(terms2)

if __name__ == "__main__":
    main()