import os
import io
import sys
import asyncio
import discord
import aiohttp
import pandas as pd
import gradio as gr
from datetime import datetime, timedelta
from discord.ext import commands
from apscheduler.schedulers.asyncio import AsyncIOScheduler

# Environment variable for Discord token
DISCORD_TOKEN = os.environ.get("DISCORD_TOKEN", None)

# Create Discord bot with all intents
intents = discord.Intents.all() 
bot = commands.Bot(command_prefix='!', intents=intents)

# Setup an async scheduler for periodic tasks like a bot restart
scheduler = AsyncIOScheduler()

def restart_bot():
    print("Restarting bot...")
    os.execv(sys.executable, ['python'] + sys.argv)

@scheduler.scheduled_job('interval', minutes=60)
def periodic_restart():
    print("Scheduled restart triggered...")
    restart_bot()

async def process_row(row, guild, role):
    """
    Process a single CSV row to verify a member and add the role if needed.
    """
    hf_user_name = row['hf_user_name']
    if pd.notna(hf_user_name) and hf_user_name.lower() != 'n/a':
        discord_id = row['discord_user_id'].strip('L')
        try:
            member = guild.get_member(int(discord_id))
        except Exception as e:
            print(f"Error converting Discord ID {discord_id}: {e}")
            return

        if not member:
            return
        if role not in member.roles:
            try:
                await member.add_roles(role)
                print(f"Role added to member: {member}")
                lunar = bot.get_user(811235357663297546)
                if lunar:
                    await lunar.send(f"Verified role given to {member}!")
                await member.send(
                    f"Verification successful! [{member} <---> {row['discord_user_name']}]"
                )
            except Exception as e:
                print(f"Error processing member {member}: {e}")

async def give_verified_roles():
    """
    Periodically fetch CSV data from Google Sheets and verify roles for members.
    """
    while True:
        try:
            # Fetch the CSV from Google Sheets
            async with aiohttp.ClientSession() as session:
                try:
                    async with session.get(
                        "https://docs.google.com/spreadsheets/d/1C8aLqgCqLYcMiIFf-P_Aosaa03C_WLIB_UyqvjSdWg8/export?format=csv&gid=0",
                        timeout=10
                    ) as response:
                        if response.status != 200:
                            print(f"Failed to fetch CSV: HTTP {response.status}")
                            await asyncio.sleep(30)
                            continue
                        csv_data = await response.text()
                        global_df = pd.read_csv(io.StringIO(csv_data))
                except asyncio.TimeoutError:
                    print("CSV fetch timed out.")
                    await asyncio.sleep(30)
                    continue
                except Exception as e:
                    print(f"Error fetching CSV: {e}")
                    await asyncio.sleep(30)
                    continue

            # Get the guild and role objects
            guild = bot.get_guild(879548962464493619)
            if not guild:
                print("Guild not found.")
                await asyncio.sleep(30)
                continue
            role = guild.get_role(900063512829755413)
            if not role:
                print("Role not found.")
                await asyncio.sleep(30)
                continue

            await guild.chunk()  # Ensure all guild members are cached

            # Process all rows concurrently
            tasks = [process_row(row, guild, role) for _, row in global_df.iterrows()]
            await asyncio.gather(*tasks)
        except Exception as e:
            print(f"Error in give_verified_roles loop: {e}")
        # Adjust the sleep interval based on how often you expect updates
        await asyncio.sleep(30)

@bot.event
async def on_ready():
    print(f"We have logged in as {bot.user}")
    scheduler.start()
    # Start the background role verification loop
    bot.loop.create_task(give_verified_roles())

# A simple Gradio interface function
def greet(name):
    return "Hello " + name + "!"

# Create the Gradio interface
demo = gr.Interface(fn=greet, inputs="text", outputs="text")

async def main():
    # Launch Gradio in non-blocking mode so it doesn't interfere with the bot's event loop
    demo.launch(share=False, block=False)
    # Start the Discord bot (this will run until the bot is stopped)
    await bot.start(DISCORD_TOKEN)

if __name__ == "__main__":
    try:
        asyncio.run(main())
    except KeyboardInterrupt:
        print("Shutting down...")