import re
from bot.common import bot
from aiogram import types
from bot.db import db, DBTables
from bot.config import ARCHIVE_CHAT
from bot.utils.cooldown import throttle
from bot.modules.api.txt2img import txt2img
from bot.modules.api.objects.get_prompt import get_prompt
from bot.modules.api.objects.prompt_request import Generated
from bot.modules.api.status import wait_for_status
from bot.keyboards.image_info import get_img_info_keyboard
from bot.utils.errorable_command import wrap_exception


@wrap_exception([ValueError], custom_loading=True)
@throttle(cooldown=30, admin_ids=db[DBTables.config].get('admins'))
async def generate_command(message: types.Message):
    temp_message = await message.reply("⏳ Enqueued...")
    if not db[DBTables.config].get('enabled'):
        await message.reply('💔 Generation is disabled by admins now. Try again later')
        await temp_message.delete()
        return
    elif db[DBTables.config].get('whitelist') and (message.chat.id not in db[DBTables.config]['whitelist']
          and message.from_id not in db[DBTables.config]['whitelist']):
        await message.reply('❌ You are not on the white list, access denied. ')
        await temp_message.delete()
        return

    try:
        prompt = get_prompt(user_id=message.from_id,
                            prompt_string=message.get_args())
    except AttributeError:
        await temp_message.edit_text(f"You didn't created any prompt. Specify prompt text at least first time. "
                                     f"For example, it can be: <code>masterpiece, best quality, 1girl, white hair, "
                                     f"medium hair, cat ears, closed eyes, looking at viewer, :3, cute, scarf, jacket, "
                                     f"outdoors, streets</code>", parse_mode='HTML')
        return

    try:
        db[DBTables.queue]['n'] = db[DBTables.queue].get('n', 0) + 1
        await temp_message.edit_text(f"⏳ Enqueued in position {db[DBTables.queue].get('n', 0)}...")

        await wait_for_status()

        await temp_message.edit_text(f"⌛ Generating...")
        db[DBTables.queue]['n'] = db[DBTables.queue].get('n', 1) - 1
        image = await txt2img(prompt)
        image_message = await message.reply_photo(photo=image[0])

        if ARCHIVE_CHAT:
            archive_message = (
                f"User ID:   {message.from_id}"
                f"User nickname:  {message.from_user.full_name}"
                f"User username:  @{message.from_user.username}"
                f"Chat ID: {message.chat.id}"
                f"Chat title: {message.chat.title}"
                f"Info:"
                f"🖤 Prompt: {prompt.prompt}"
                f"🐊 Negative: {prompt.negative_prompt}"
                f"💫 Model: In development"
                f"🪜 Steps: {prompt.steps}"
                f"🧑‍🎨 CFG Scale: {prompt.cfg_scale}"
                f"🖥️ Size: {prompt.width}x{prompt.height}"
                f"😀 Restore faces: {prompt.restore_faces}"
                f"⚒️ Sampler: {prompt.sampler}"
            )
            await bot.send_photo(ARCHIVE_CHAT, photo=image[0], caption=archive_message)

        db[DBTables.generated][image_message.photo[0].file_unique_id] = Generated(
            prompt=prompt,
            seed=image[1]['seed'],
            model=re.search(r", Model: ([^,]+),", image[1]['infotexts'][0]).groups()[0]
        )

        await message.reply('Here is your image',
                            reply_markup=get_img_info_keyboard(image_message.photo[0].file_unique_id))

        await temp_message.delete()

        await db[DBTables.config].write()

    except ValueError as e:
        await message.reply(f'❌ Error! {e.args[0]}')
        await temp_message.delete()
        db[DBTables.queue]['n'] = db[DBTables.queue].get('n', 1) - 1
        return