import discord
from discord.ext import commands
import os
import base64
from io import BytesIO
from openai import OpenAI
import logging
from database import get_database, CustomBotManager  # type: ignore
from config import (  # type: ignore
    CHAT_ENDPOINT_KEY,
    DISCORD_TOKEN,
    CHAT_ENDPOINT,
    CHAT_MODEL,
    IMAGE_EDIT_ENDPOINT_KEY,
    IMAGE_GEN_ENDPOINT,
    IMAGE_EDIT_ENDPOINT,
    MAX_COMPLETION_TOKENS,
)
import llama_wrapper  # type: ignore
import requests

# Configure logging
logging.basicConfig(
    level=logging.INFO, format="%(asctime)s - %(name)s - %(levelname)s - %(message)s"
)
logger = logging.getLogger(__name__)

# Initialize the bot
intents = discord.Intents.default()
intents.message_content = True
bot = commands.Bot(command_prefix="!", intents=intents)


@bot.event
async def on_ready():
    logger.info("Bot is starting up...")
    print(f"Bot logged in as {bot.user}")
    logger.info(f"Bot logged in as {bot.user}")


@bot.command(name="custom-bot")  # type: ignore
async def custom_bot(ctx, bot_name: str, *, personality: str):
    """Create a custom bot with a name and personality

    Usage: !custom-bot <bot_name> <personality_description>
    Example: !custom-bot alfred you are a proper british butler
    """
    logger.info(
        f"Custom bot command initiated by {ctx.author.name}: name='{bot_name}', personality length={len(personality)}"
    )

    # Validate bot name
    if not bot_name or len(bot_name) < 2 or len(bot_name) > 50:
        logger.warning(
            f"Invalid bot name from {ctx.author.name}: '{bot_name}' (length: {len(bot_name) if bot_name else 0})"
        )
        await ctx.send("❌ Invalid bot name. Name must be between 2 and 50 characters.")
        return

    logger.info(f"Bot name validation passed for '{bot_name}'")

    # Validate personality
    if not personality or len(personality) < 10:
        logger.warning(
            f"Invalid personality from {ctx.author.name}: length={len(personality) if personality else 0}"
        )
        await ctx.send(
            "❌ Invalid personality. Description must be at least 10 characters."
        )
        return

    logger.info(f"Personality validation passed for bot '{bot_name}'")

    # Create custom bot manager
    logger.info(f"Initializing CustomBotManager for user {ctx.author.name}")
    custom_bot_manager = CustomBotManager()

    # Create the custom bot
    logger.info(
        f"Attempting to create custom bot '{bot_name}' for user {ctx.author.name}"
    )
    success = custom_bot_manager.create_custom_bot(
        bot_name=bot_name, system_prompt=personality, created_by=str(ctx.author.id)
    )

    if success:
        logger.info(
            f"Successfully created custom bot '{bot_name}' for user {ctx.author.name}"
        )
        await ctx.send(
            f"✅ Custom bot **'{bot_name}'** has been created with personality: *{personality}*"
        )
        await ctx.send(f"\nYou can now use this bot with: `!{bot_name} <your message>`")
    else:
        logger.warning(
            f"Failed to create custom bot '{bot_name}' for user {ctx.author.name}"
        )
        await ctx.send("❌ Failed to create custom bot. It may already exist.")


@bot.command(name="list-custom-bots")
async def list_custom_bots(ctx):
    """List all custom bots available in the server"""
    logger.info(f"Listing custom bots requested by {ctx.author.name}")

    # Create custom bot manager
    logger.info("Initializing CustomBotManager to list custom bots")
    custom_bot_manager = CustomBotManager()

    logger.info("Fetching list of custom bots from database")
    bots = custom_bot_manager.list_custom_bots()

    if not bots:
        logger.info(f"No custom bots found for user {ctx.author.name}")
        await ctx.send(
            "No custom bots have been created yet. Use `!custom-bot <name> <personality>` to create one."
        )
        return

    logger.info(
        f"Found {len(bots)} custom bots, displaying top 10 for {ctx.author.name}"
    )
    bot_list = "🤖 **Available Custom Bots**:\n\n"
    for name, prompt, creator in bots:
        bot_list += f"• **{name}**\n"

    logger.info(f"Sending bot list response to {ctx.author.name}")
    await ctx.send(bot_list)


@bot.command(name="delete-custom-bot")  # type: ignore
async def delete_custom_bot(ctx, bot_name: str):
    """Delete a custom bot (only the creator can delete)

    Usage: !delete-custom-bot <bot_name>
    """
    logger.info(
        f"Delete custom bot command initiated by {ctx.author.name}: bot_name='{bot_name}'"
    )

    # Create custom bot manager
    logger.info("Initializing CustomBotManager for delete operation")
    custom_bot_manager = CustomBotManager()

    # Get bot info
    logger.info(f"Looking up custom bot '{bot_name}' in database")
    bot_info = custom_bot_manager.get_custom_bot(bot_name)

    if not bot_info:
        logger.warning(f"Custom bot '{bot_name}' not found by user {ctx.author.name}")
        await ctx.send(f"❌ Custom bot '{bot_name}' not found.")
        return

    logger.info(f"Custom bot '{bot_name}' found, owned by user {bot_info[2]}")

    # Check ownership
    if bot_info[2] != str(ctx.author.id):
        logger.warning(
            f"User {ctx.author.name} attempted to delete bot '{bot_name}' they don't own"
        )
        await ctx.send("❌ You can only delete your own custom bots.")
        return

    logger.info(f"User {ctx.author.name} is authorized to delete bot '{bot_name}'")

    # Delete the bot
    logger.info(f"Deleting custom bot '{bot_name}' from database")
    success = custom_bot_manager.delete_custom_bot(bot_name)

    if success:
        logger.info(
            f"Successfully deleted custom bot '{bot_name}' by user {ctx.author.name}"
        )
        await ctx.send(f"✅ Custom bot '{bot_name}' has been deleted.")
    else:
        logger.warning(
            f"Failed to delete custom bot '{bot_name}' by user {ctx.author.name}"
        )
        await ctx.send("❌ Failed to delete custom bot.")


# Handle custom bot commands
@bot.event
async def on_message(message):
    # Skip bot messages
    if message.author == bot.user:
        return

    message_author = message.author.name
    message_content = message.content.lower()

    logger.debug(
        f"Processing message from {message_author}: '{message_content[:50]}...'"
    )

    ctx = await bot.get_context(message)

    logger.info("Initializing CustomBotManager to check for custom bot commands")
    custom_bot_manager = CustomBotManager()

    logger.info("Fetching list of custom bots to check for matching commands")
    custom_bots = custom_bot_manager.list_custom_bots()

    logger.info(f"Checking {len(custom_bots)} custom bots for command match")
    for bot_name, system_prompt, _ in custom_bots:
        # Check if message starts with the custom bot name followed by a space
        if message_content.startswith(f"!{bot_name} "):
            logger.info(
                f"Custom bot command detected: '{bot_name}' triggered by {message.author.name}"
            )

            # Extract the actual message (remove the bot name prefix)
            user_message = message.content[len(f"!{bot_name} ") :]
            logger.debug(
                f"Extracted user message for bot '{bot_name}': '{user_message[:50]}...'"
            )

            # Prepare the payload with custom personality
            response_prefix = f"**{bot_name} response**"

            logger.info(f"Sending request to OpenAI API for bot '{bot_name}'")
            await handle_chat(
                ctx=ctx,
                bot_name=bot_name,
                message=user_message,
                system_prompt=system_prompt,
                response_prefix=response_prefix,
            )
            return

    # If no custom bot matched, call the default event handler
    await bot.process_commands(message)


@bot.command(name="doodlebob")
async def doodlebob(ctx, *, message: str):
    # add some logging

    logger.info(f"Doodlebob command triggered by {ctx.author.name}: {message[:100]}")
    await ctx.send(f"**Doodlebob erasing {message[:100]}...**")

    system_prompt = (
        "Given the following message, convert it to a detailed image generation prompt that will be passed directly into an image generation model."
        "If told to generate an image of yourself, generate a picture of a rat. If told to generate a picture of 'me', 'myself', or some other self"
        " reference, generate a picture of a rat. Only respond with a valid image generation prompt, do not affirm the user or respond to the user's"
        " questions."
    )

    # Wait for the generated image prompt
    image_prompt = llama_wrapper.chat_completion_instruct(
        system_prompt=system_prompt,
        user_prompt=message,
        openai_url=CHAT_ENDPOINT,
        openai_api_key=CHAT_ENDPOINT_KEY,
        model=CHAT_MODEL,
        max_tokens=MAX_COMPLETION_TOKENS,
    )

    # If the string is empty we had an error
    if image_prompt == "":
        print("No image prompt supplied. Check for errors.")
        return

    # Alert the user we're generating the image
    await ctx.send(f"**Doodlebob calling drone strike on {image_prompt[:100]}...**")

    image_b64 = llama_wrapper.image_generation(
        prompt=message,
        openai_url=IMAGE_EDIT_ENDPOINT,
        openai_api_key=IMAGE_EDIT_ENDPOINT_KEY,
    )

    # Save the image to a file
    edited_image_data = BytesIO(base64.b64decode(image_b64))
    send_img = discord.File(edited_image_data, filename="image.png")
    await ctx.send(file=send_img)


@bot.command(name="retcon")
async def retcon(ctx, *, message: str):
    image_url = ctx.message.attachments[0].url
    image_data = requests.get(image_url).content
    image_bytestream = BytesIO(image_data)

    await ctx.send(f"**Rewriting history to match {message[:100]}...**")

    image_b64 = llama_wrapper.image_edit(
        image=image_bytestream,
        prompt=message,
        openai_url=IMAGE_EDIT_ENDPOINT,
        openai_api_key=IMAGE_EDIT_ENDPOINT_KEY,
    )

    # Save the image to a file
    edited_image_data = BytesIO(base64.b64decode(image_b64))
    send_img = discord.File(edited_image_data, filename="image.png")
    await ctx.send(file=send_img)


@bot.command(name="talkforme")
async def talkforme(ctx, *, message: str):
    """Have two bots talk to each other about a topic

    Usage: !talkforme bot1 bot2 4 some conversation topic
    """

    TALK_LIMIT = 20

    bot1_name, bot2_name, limit, topic_list = (
        message.split(" ")[0],
        message.split(" ")[1],
        message.split(" ")[2],
        message.split(" ")[3:],
    )

    topic = " ".join(topic_list)

    custom_bot_manager = CustomBotManager()
    bot1 = custom_bot_manager.get_custom_bot(bot1_name)

    if not bot1:
        await ctx.send(f"{bot1_name} is not a real bot...")
        return
    else:
        _, bot1_prompt, _, _ = bot1

    bot2 = custom_bot_manager.get_custom_bot(bot2_name)

    if not bot2:
        await ctx.send(f"{bot2_name} is not a real bot...")
        return
    else:
        _, bot2_prompt, _, _ = bot2

    await ctx.send(
        f'{bot1_name} is going to talk to {bot2_name} about "{topic[:50]}" for {limit} replies.'
    )

    bot_list = [(bot1_name, bot1_prompt), (bot2_name, bot2_prompt)]

    message_limit = int(limit)

    def flip_counter(counter: int):
        if counter == 0:
            return 1
        else:
            return 0

    def flip_user(user: str):
        if user == "user":
            return "assistant"
        else:
            return "user"

    message_counter = 0
    bot_counter = 0
    current_bot = bot_list[bot_counter]
    prompt_histories = [
        [{"role": "user", "content": topic}],
        [{"role": "assistant", "content": topic}],
    ]

    first_bot_response = llama_wrapper.chat_completion_with_history(
        system_prompt=current_bot[1]
        + f"\nKeep your responses under 2-3 sentences. You are talking to {current_bot[flip_counter(bot_counter)][0]}",
        prompts=prompt_histories[bot_counter],  # type: ignore
        openai_url=CHAT_ENDPOINT,
        openai_api_key=CHAT_ENDPOINT_KEY,
        model=CHAT_MODEL,
        max_tokens=MAX_COMPLETION_TOKENS,
    )
    await ctx.send(f"## {current_bot[0]}\n{first_bot_response}")
    prompt_histories[0].append({"role": "assistant", "content": first_bot_response})
    prompt_histories[1].append({"role": "user", "content": first_bot_response})

    bot_counter = flip_counter(counter=bot_counter)

    while message_counter < min(message_limit, TALK_LIMIT):
        current_bot = bot_list[bot_counter]
        logger.info(f"Current bot is {current_bot}")
        bot_response = llama_wrapper.chat_completion_with_history(
            system_prompt=current_bot[1]
            + f"\nKeep your responses under 2-3 sentences. {current_bot[flip_counter(bot_counter)]}",
            prompts=prompt_histories[bot_counter],  # type: ignore
            openai_url=CHAT_ENDPOINT,
            openai_api_key=CHAT_ENDPOINT_KEY,
            model=CHAT_MODEL,
            max_tokens=MAX_COMPLETION_TOKENS,
        )
        message_counter += 1
        prompt_histories[bot_counter].append(
            {"role": "assistant", "content": bot_response}
        )
        prompt_histories[flip_counter(bot_counter)].append(
            {"role": "user", "content": bot_response}
        )
        await ctx.send(f"## {current_bot[0]}")
        while bot_response:
            send_chunk = bot_response[:1000]
            bot_response = bot_response[1000:]
            await ctx.send(send_chunk)
        bot_counter = flip_counter(counter=bot_counter)
        logger.info(f"Message counter is {message_counter}/{limit}")


async def handle_chat(
    ctx, *, bot_name: str, message: str, system_prompt: str, response_prefix: str
):
    await ctx.send(f"{bot_name} is searching its databanks for {message[:50]}...")

    # Get database instance
    db = get_database()

    # Get conversation context using RAG
    context = db.get_conversation_context(
        user_id=str(ctx.author.id), current_message=message, max_context=5
    )

    prompts = [{"role": "user", "content": message}]

    if context:
        prompts = context + prompts

    logger.info(prompts)

    system_prompt_edit = f"{system_prompt}\nKeep your responses under 2-3 sentences."

    try:
        bot_response = llama_wrapper.chat_completion_with_history(
            system_prompt=system_prompt_edit,
            prompts=prompts,  # type: ignore
            openai_url=CHAT_ENDPOINT,
            openai_api_key=CHAT_ENDPOINT_KEY,
            model=CHAT_MODEL,
            max_tokens=MAX_COMPLETION_TOKENS,
        )

        # Store both user message and bot response in the database
        db.add_message(
            message_id=f"{ctx.message.id}",
            user_id=str(ctx.author.id),
            username=ctx.author.name,
            content=f"User: {message}",
            channel_id=str(ctx.channel.id),
            guild_id=str(ctx.guild.id) if ctx.guild else None,
        )

        db.add_message(
            message_id=f"{ctx.message.id}_response",
            user_id=str(bot.user.id),  # type: ignore
            username=bot.user.name,  # type: ignore
            content=f"Bot: {bot_response}",
            channel_id=str(ctx.channel.id),
            guild_id=str(ctx.guild.id) if ctx.guild else None,
        )

        # Send the response back to the chat
        await ctx.send(response_prefix)
        while bot_response:
            send_chunk = bot_response[:1000]
            bot_response = bot_response[1000:]
            await ctx.send(send_chunk)

    except Exception as e:
        await ctx.send(f"Error: {str(e)}")


# Run the bot
if __name__ == "__main__":
    bot.run(DISCORD_TOKEN)