from fastapi import APIRouter, Depends
from pydantic import BaseModel
from sqlmodel import Session

from app.auth import get_current_user
from app.db import get_session
from app.services.sync_status import compute_sync_status

router = APIRouter(prefix="/sync-status", tags=["sync-status"])


class SyncSourceStatus(BaseModel):
    key: str
    label: str
    description: str
    last_received: str | None
    age_days: float | None
    warn_after_days: float
    status: str  # 'ok' | 'warning' | 'never'


class SyncStatusResponse(BaseModel):
    sources: list[SyncSourceStatus]
    warnings: int


@router.get("/", response_model=SyncStatusResponse)
def sync_status(
    session: Session = Depends(get_session),
    _user: str = Depends(get_current_user),
):
    sources = compute_sync_status(session)
    return {
        "sources": sources,
        "warnings": sum(1 for s in sources if s["status"] in ("warning", "never")),
    }