import discord
from discord import app_commands
import aiosqlite
import asyncio
from datetime import datetime
from .commands import NessaTracker
from .consent import ConsentView, check_user_consent, store_user_consent
from .database import DATABASE
from dotenv import load_dotenv
import os

load_dotenv()
GUILD_ID = int(os.getenv("DISCORD_GUILD_ID"))
OWNER_ID = int(os.getenv("AUTHORIZED_USER_ID"))

class Nessa(discord.Client):
    def __init__(self):
        super().__init__(intents=discord.Intents.default())
        self.tree = app_commands.CommandTree(self)

    async def setup_hook(self):
        self.tree.add_command(NessaTracker())
        self.tree.copy_global_to(guild=discord.Object(id=GUILD_ID))
        await self.tree.sync(guild=discord.Object(id=GUILD_ID))
    
        def is_owner_or_admin(interaction: discord.Interaction):
            """Check if the user is the bot owner or an administrator in the guild."""
            return interaction.user.id == OWNER_ID or interaction.user.guild_permissions.administrator

        @self.tree.command(name="shutdown", description="Shut down Nessa", guild=discord.Object(id=GUILD_ID))
        async def shutdown(interaction: discord.Interaction):
            if interaction.user.id == OWNER_ID:
                await interaction.response.send_message("Night, Night. Shutting down...")
                await self.close()
            else:
                await interaction.response.send_message("Hey! I don't know you! You don't have permission to use this command. Only the owner can do that.", ephemeral=True)
        
        @self.tree.command(name="report_issue", description="Send an anonymous issue report.")
        async def report_issue(interaction: discord.Interaction, message: str):
            # Check if the message exceeds 1000 characters
            if len(message) > 1000:
                await interaction.response.send_message("Wowie, that's a long message there. Chief asked for messages to be no longer than 1000 characters. Please shorten it and try again.", ephemeral=True)
                return
            
            # Your Discord user ID
            your_user_id = OWNER_ID  # Make sure OWNER_ID is defined somewhere in your code
            # Fetch your user object using your ID
            owner = await self.fetch_user(your_user_id)
            # Send the DM to you
            await owner.send(f"Hey Chief, I got a report for you: {message}")
            # Respond to the user to confirm the message has been sent
            await interaction.response.send_message("I've passed on your issue to the Chief!", ephemeral=True)

        @self.tree.command(name="sync_commands", description="Force sync commands in a specific guild.")
        @app_commands.check(is_owner_or_admin)  # or @discord.app_commands.checks.is_owner()
        async def sync_commands(interaction: discord.Interaction, guild_id: str):
            try:
                guild_id_int = int(guild_id)
                guild = self.get_guild(guild_id_int)
                if guild is None:
                    await interaction.response.send_message("Guild not found.", ephemeral=True)
                    return
                await self.tree.sync(guild=discord.Object(id=guild_id_int))
                self.tree.copy_global_to(guild=discord.Object(id=guild_id_int))
                await interaction.response.send_message(f"Commands synced successfully for guild {guild.name}.", ephemeral=True)
            except ValueError:
                await interaction.response.send_message("Invalid guild ID.", ephemeral=True)

    async def on_ready(self):
        print(f"Logged on as {self.user}!")
        self.tree.copy_global_to(guild=discord.Object(id=GUILD_ID))
        await self.tree.sync(guild=discord.Object(id=GUILD_ID))
        self.loop.create_task(self.reminder_worker())
        print("Starting reminder worker...")
    
    async def reminder_worker(self):
        while True:
            await asyncio.sleep(60)  # check every minute
            now = datetime.now()
            async with aiosqlite.connect(DATABASE) as db:
                cursor = await db.execute(
                    "SELECT id, description, reminder_time, notification_channel_id FROM tasks WHERE reminder_time <= ? AND reminder_sent = FALSE", 
                    (now,)
                )
                tasks = await cursor.fetchall()
                for task_id, description, reminder_time, channel_id in tasks:
                    if channel_id:
                        channel = client.get_channel(int(channel_id))
                        if channel:
                            await channel.send(f"Reminder for task: {description}")
                            await db.execute("UPDATE tasks SET reminder_sent = TRUE WHERE id = ?", (task_id,))
                        else:
                            print(f"Failed to find channel with ID {channel_id}")
                    else:
                        print(f"No channel ID provided for task ID {task_id}")
                await db.commit()

    async def on_interaction(self, interaction: discord.Interaction):
        if interaction.type == discord.InteractionType.application_command:
            # First, check if the user has consented to data storage.
            consented = await check_user_consent(interaction.user.id)
            
            if not consented:
                # If there is no consent, show the consent dialog,
                # unless the command is to opt-out, which should be accessible without prior consent.
                if interaction.command.name == 'opt-out':
                    # Allow users to opt-out directly if they mistakenly initiated any command.
                    return
                view = ConsentView()
                await interaction.response.send_message(
                    "By using the services I, Nessa, provide, you consent to the storage of your data necessary for functionality. Please confirm your consent. See /nessa consent privacy-policy for more details.",
                    view=view, 
                    ephemeral=True
                )
                await view.wait()
                if view.value:
                    await store_user_consent(interaction.user.id)
                else:
                    await interaction.followup.send("Whoops! You have to give me your okay to do store your data before you can use my services!", ephemeral=True)
                    return  # Stop processing if they do not consent

            # For opt-in command, check if they're trying to opt-in after opting out.
            if interaction.command.name == 'opt-in':
                if consented:
                    await interaction.response.send_message("Hey! Thanks, but you've already opted in.", ephemeral=True)
                    return