#import schemas.base
from typing import List, Optional

from fastapi import Depends, Request, status
from fastapi import FastAPI, HTTPException
from fastapi.encoders import jsonable_encoder
from fastapi.exceptions import RequestValidationError, ValidationError
from fastapi.middleware.cors import CORSMiddleware
from fastapi.responses import JSONResponse
from fastapi_jwt_auth import AuthJWT
from fastapi_jwt_auth.exceptions import AuthJWTException
from fastapi_pagination import add_pagination
from sqladmin import Admin, ModelView
from sqlmodel import SQLModel, Field
from sqlmodel import Session, select

import config
import routes.base
import routes.room.routes
from database.auth.crud import create_user_db
from database.auth.models import User, UserRead
from database.db import create_db_and_tables, get_session
from database.db import engine
from database.exercices.models import Exercice, ExerciceReadFull
from services.jwt import revoke_access, revoke_refresh
from services.password import get_password_hash

app = FastAPI(title="API Generateur d'exercices", root_path="/api/", openapi_prefix="/api/")



origins = [
    "http://localhost:8000",
    "https://localhost:8001",
    "http://localhost",
    "http://localhost:8080",
    "http://localhost:5173"
]

app.add_middleware(
    CORSMiddleware,
    allow_origins=['*'],
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
    expose_headers=['*']
)

admin = Admin(app, engine)


class UserAdmin(ModelView, model=User):
    column_list = [User.id, User.username]
    

admin.add_view(UserAdmin)


class Id_codeField(str):
    @classmethod
    def __get_validators__(cls):
        yield cls.validate

    @classmethod
    def validate(cls, value, values, config, field):
        
        return value
    
class Test(SQLModel, table=True):
    id: Optional[int] = Field(default=None, primary_key=True)
    id_code: Id_codeField
    
    ''' @validator('id_code', always=True)
    def test(cls,value, values):
        
        session= get_session()
        session = next(session)
        y = session.exec(select(cls)).all()
        
        code = generate_unique_code(cls, s=session)
        
        return code '''

@app.on_event("startup")
def on_startup():
    create_db_and_tables()

def t(test_1: str):
    return test_1 + "lol"
def t2(test_1: str, test_2: str):
    return test_1 + test_2
def t3(test_1: str):
    if test_1 == '3':
        raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST, detail="non")
    
@app.post('/test/{test_1}/{test_2}', dependencies=[Depends(t3)])
def test(test_1: str, test_2: str, test_3: str = Depends(t), test_4: str = Depends(t2)):
    return {"t1": test_1, "t2": test_2, "t3": test_3, "t4": test_4}

@app.exception_handler(RequestValidationError)
@app.exception_handler(ValidationError)
async def validation_exception_handler(request: Request, exc: RequestValidationError|ValidationError):
    errors = {}
    
    for e in exc.errors():
        locs = [e for e in e['loc'] if type(e) == str]
        errors[locs[-1] + "_error"] = e['msg']

    return JSONResponse(
        status_code=status.HTTP_422_UNPROCESSABLE_ENTITY,
        content=jsonable_encoder({"detail": errors}),
    )
    

#JWT AUTH


@AuthJWT.load_config
def get_config():
    return config.settings

# exception handler for authjwt
# in production, you can tweak performance using orjson response
@app.exception_handler(AuthJWTException)
def authjwt_exception_handler(request: Request, exc: AuthJWTException):
    return JSONResponse(
        status_code=exc.status_code,
        content={"detail": exc.message}
    )


#REDIS


''' 
@AuthJWT.token_in_denylist_loader
def check_if_token_in_denylist(decrypted_token):
    jti = decrypted_token['jti']
    entry = config.redis_conn.get(jti)
    return entry and entry == 'true'
 '''

#ROUTES
app.include_router(routes.base.api_router)
app.include_router(routes.room.routes.ws_router)

@app.delete('/access-revoke')
def access_revoke(Authorize: AuthJWT = Depends()):
    Authorize.jwt_required()
    revoke_access(Authorize.get_raw_jwt())
    return {"detail": "Access token has been revoke"}


@app.delete('/refresh-revoke')
def refresh_revoke(Authorize: AuthJWT = Depends()):
    Authorize.jwt_refresh_token_required()
    revoke_refresh(Authorize.get_raw_jwt())
    return {"detail": "Refresh token has been revoke"}


class user(UserRead):
    exercices: List[ExerciceReadFull] = None

@app.post('/test', response_model=List[ExerciceReadFull] )
def test(db:Session= Depends(get_session)):
    #create_user_db('lilian', get_password_hash('Pomme937342'), db)
    create_user_db('lilian2', get_password_hash('Pomme937342'), db)
    exos = db.exec(select(Exercice)).all()
    return exos


add_pagination(app)