from local import loop, noawait

from aiohttp import web
import config
import api.route
import utils.web
from service.database import DatabaseService
from service.mediawiki_api import MediaWikiApi

# Auto create Table
from api.model.base import BaseModel
from api.model.toolkit_ui.conversation import ConversationModel as _
from api.model.chat_complete.conversation import ConversationChunkModel as _
from api.model.chat_complete.bot_persona import BotPersonaModel as _
from api.model.embedding_search.title_collection import TitleCollectionModel as _
from api.model.embedding_search.title_index import TitleIndexModel as _

from service.tiktoken import TikTokenService

async def index(request: web.Request):
    return await utils.web.api_response(1, data={"message": "Isekai toolkit API"}, request=request)

async def init_mw_api(app: web.Application):
    mw_api = MediaWikiApi.create()
    if config.MW_BOT_LOGIN_USERNAME and config.MW_BOT_LOGIN_PASSWORD:
        try:
            await mw_api.robot_login(config.MW_BOT_LOGIN_USERNAME, config.MW_BOT_LOGIN_PASSWORD)
        except Exception as e:
            print("Cannot login to Robot account, please check config.")

    site_meta = await mw_api.get_site_meta()

    print("Connected to Wiki %s, Robot username: %s" % (site_meta["sitename"], site_meta["user"]))

async def init_database(app: web.Application):
    dbs = await DatabaseService.create(app)
    print("Database connected.")
    
    async with dbs.engine.begin() as conn:
        await conn.run_sync(BaseModel.metadata.create_all)

async def init_tiktoken(app: web.Application):
    await TikTokenService.create()
    print("Tiktoken model loaded.")

async def stop_noawait_pool(app: web.Application):
    await noawait.end()

if __name__ == '__main__':
    app = web.Application()

    if config.DATABASE:
        app.on_startup.append(init_database)

    if config.MW_API:
        app.on_startup.append(init_mw_api)

    if config.OPENAI_TOKEN:
        app.on_startup.append(init_tiktoken)
    
    app.on_shutdown.append(stop_noawait_pool)
    
    app.router.add_route('*', '/', index)
    api.route.init(app)

    web.run_app(app, host='0.0.0.0', port=config.PORT, loop=loop)