from typing import Any

from fastapi import APIRouter, Depends, HTTPException
from pydantic import BaseModel, Field
from sqlalchemy.orm import Session

from app.auth.deps import get_current_user
from app.db.base import get_db
from app.db.models import User
from app.projects.service import ProjectService

router = APIRouter()


class GiteaBinding(BaseModel):
    gitea_owner: str = Field(min_length=1)
    gitea_repo: str = Field(min_length=1)
    default_branch: str = "main"


class WorkItemCreate(BaseModel):
    text: str = Field(min_length=1)
    project_slug: str | None = None


@router.get("/projects")
def list_projects(db: Session = Depends(get_db), user: User = Depends(get_current_user)) -> list[dict[str, Any]]:
    return ProjectService(db, user.id).list_projects()


@router.post("/projects/sync-taiga")
def sync_taiga_projects(db: Session = Depends(get_db), user: User = Depends(get_current_user)) -> list[dict[str, Any]]:
    try:
        return ProjectService(db, user.id).sync_taiga_projects()
    except ValueError as exc:
        raise HTTPException(status_code=400, detail=str(exc)) from exc


@router.put("/projects/{taiga_slug}/gitea")
def bind_gitea(
    taiga_slug: str,
    payload: GiteaBinding,
    db: Session = Depends(get_db), user: User = Depends(get_current_user),
) -> dict[str, Any]:
    try:
        return ProjectService(db, user.id).bind_gitea(
            taiga_slug,
            payload.gitea_owner,
            payload.gitea_repo,
            payload.default_branch,
        )
    except ValueError as exc:
        raise HTTPException(status_code=400, detail=str(exc)) from exc


@router.post("/work-items")
async def create_work_item(
    payload: WorkItemCreate,
    db: Session = Depends(get_db), user: User = Depends(get_current_user),
) -> dict[str, Any]:
    try:
        return await ProjectService(db, user.id).create_work_item(
            payload.text,
            project_slug=payload.project_slug,
        )
    except ValueError as exc:
        raise HTTPException(status_code=400, detail=str(exc)) from exc
    except Exception as exc:
        raise HTTPException(status_code=502, detail=str(exc)) from exc


@router.get("/work-items")
def list_work_items(
    limit: int = 30,
    status: str | None = None,
    db: Session = Depends(get_db), user: User = Depends(get_current_user),
) -> list[dict[str, Any]]:
    return ProjectService(db, user.id).list_work_items(limit=limit, status=status)