from datetime import datetime

from fastapi import APIRouter, Depends, HTTPException, Query
from fastapi.responses import JSONResponse
from pydantic import BaseModel
from sqlalchemy.ext.asyncio import AsyncSession

from candidate_forms.plugins import definitions_payload
from candidate_forms.views import CandidateForm
from db_setup import get_session
from users.permissions import PermissionTag, require_permission

router = APIRouter()


class FormCreate(BaseModel):
    form_type: str
    inbox_id: int | None = None
    manual_upload_candidate_id: str | None = None
    job_post_id: str | None = None
    interviewer_id: str | None = None
    form_date: datetime | None = None
    sections: list | None = None
    fields: dict | None = None
    recommendation: str | None = None


class FormUpdate(BaseModel):
    interviewer_id: str | None = None
    form_date: datetime | None = None
    sections: list | None = None
    fields: dict | None = None
    recommendation: str | None = None


@router.get("/forms/definitions")
async def fetch_form_definitions(
    current_user: dict = Depends(require_permission(PermissionTag.INTERVIEWS_VIEW)),
):
    try:
        return JSONResponse(content={"data": definitions_payload(), "status_code": 200})
    except HTTPException:
        raise
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.get("/forms/fetch")
async def fetch_forms(
    current_user: dict = Depends(require_permission(PermissionTag.INTERVIEWS_VIEW)),
    form_id: str | None = Query(None),
    inbox_id: int | None = Query(None),
    manual_upload_candidate_id: str | None = Query(None),
    job_post_id: str | None = Query(None),
    form_type: str | None = Query(None),
    top: int | None = Query(None),
    skip: int = Query(0, ge=0),
    session: AsyncSession = Depends(get_session),
):
    try:
        service = CandidateForm(session=session)
        data, summary, total = await service.get_forms(
            form_id, inbox_id, manual_upload_candidate_id, job_post_id, form_type, top, skip,
        )
        return JSONResponse(
            content={"data": data, "summary": summary, "total": total, "status_code": 200}
        )
    except HTTPException:
        raise
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.post("/forms/create")
async def create_form(
    payload: FormCreate,
    current_user: dict = Depends(require_permission(PermissionTag.INTERVIEWS_CREATE)),
    session: AsyncSession = Depends(get_session),
):
    try:
        service = CandidateForm(session=session)
        data = await service.create_form(payload.model_dump(exclude_unset=True), current_user)
        return JSONResponse(content={"data": data, "status_code": 200})
    except HTTPException:
        raise
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.patch("/forms/update")
async def update_form(
    payload: FormUpdate,
    current_user: dict = Depends(require_permission(PermissionTag.INTERVIEWS_EDIT)),
    form_id: str = Query(...),
    session: AsyncSession = Depends(get_session),
):
    try:
        service = CandidateForm(session=session)
        data = await service.update_form(
            form_id, payload.model_dump(exclude_unset=True), current_user
        )
        return JSONResponse(content={"data": data, "status_code": 200})
    except HTTPException:
        raise
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.delete("/forms/delete")
async def delete_form(
    current_user: dict = Depends(require_permission(PermissionTag.INTERVIEWS_DELETE)),
    form_id: str = Query(...),
    session: AsyncSession = Depends(get_session),
):
    try:
        service = CandidateForm(session=session)
        data = await service.delete_form(form_id, current_user)
        return JSONResponse(content={"data": data, "status_code": 200})
    except HTTPException:
        raise
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))