from ast import main
import json
import uuid
from fastapi import FastAPI, HTTPException, Request
from fastapi.responses import JSONResponse
from pydantic import BaseModel
from utils.params import TaskStatusParam, DecodeListParam,EvaluateListParam,EvaluateStatusParam
from dotenv import load_dotenv, find_dotenv


from decode_task.decodeTask import get_decode_result_by_id as get_decode_result_by_id_db
from decode_task.evaluateTask import get_evaluate_result_by_id as get_evaluate_result_by_id_db



from typing import List
from models.decode_record import DecodeRecord
from models.evaluate_record import EvaluateRecord

from task_schedule import TaskScheduler

from loguru import logger
import sys

logger.add(sink=sys.stderr, level="ERROR", backtrace=True, diagnose=True)

load_dotenv(find_dotenv(), override=False)
app = FastAPI()

scheduler = TaskScheduler()


@app.exception_handler(HTTPException)
async def http_exception_handler(request: Request, exc: HTTPException):
    return JSONResponse(
        status_code=200,
        content={"code": exc.status_code, "message": exc.message, "data": None}
    )

@app.on_event("startup")
def startup_event():
    scheduler.start()




  


@app.post("/decodeVideo/create")
def decode_video(param:DecodeListParam):

    video_list = param.video_list
    logger.info(f"数据池数据 = {video_list}")
    data_list = []
    for video in video_list:
        video_id = video.channel_content_id
        video_url = video.video
        task_id = str(uuid.uuid4())
        DecodeRecord(
            task_id=task_id,
            video_id=video_id,
            video_url=video_url,
            task_status = 0
        ).save()
        data_list.append({
            "task_id": task_id,
            "video_id": video_id,
        })
    return {
        "code": 0,
        "message": "success",
        "data": data_list
    }




@app.post("/decode/result")
def get_decode_result(param: TaskStatusParam):
    db_res = get_decode_result_by_id_db(param.task_id)
    logger.info(f"\n查询结构结果的task_id = {param.task_id}")

    if not db_res:
        return {
            "code": -1,
            "message": '任务不存在',
            "data": None
        }
    result, status,error_reason,search_keywords = db_res
    return {
        "code": 0,
        "message": status == 2 and "success" or error_reason,
        "data": {
            "result": result,
            "status": status,
            "error":error_reason,
            "searchKeyword":search_keywords
        } 
    }
    

@app.post("/evaluate/create")
def evaluate_video(param:EvaluateListParam):

    evaluate_list = param.evaluate_list
    
    logger.info(f"创建评估数据 = {evaluate_list}")

    data_list = []
    for evaluate in evaluate_list:
        evaluate_id = str(uuid.uuid4())
        task_id = evaluate.task_id
        channel_content_id = evaluate.channel_content_id
        EvaluateRecord(
            evaluate_id=evaluate_id,
            task_id=task_id,
            search_result= json.dumps(evaluate.result),
            evaluate_result=None,   
            error_reason=None,
            status = 0
        ).save()
        data_list.append({
            "task_id": task_id,
            "evaluate_id": evaluate_id,
            "channel_content_id":channel_content_id
        })
    return {
        "code": 0,
        "message": "success",
        "data": data_list
    }

@app.post("/evaluate/result")
def get_evaluate_result(param: EvaluateStatusParam):
    db_res = get_evaluate_result_by_id_db(param.evaluate_id)
    logger.info(f"\n查询评估结果的evaluate_id = {param.evaluate_id}")

    if not db_res:
        return {
            "code": -1,
            "message": '评估不存在',
            "data": None
        }
    result, status,error_reason = db_res
    return {
        "code": 0,
        "message": status == 2 and "success" or error_reason,
        "data": {
            "result": result,
            "status": status,
            "error":error_reason,
        } 
    }