from fastapi import APIRouter
from fastapi.responses import JSONResponse

from ..sync.engine import get_progress, run_sync_cycle

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


@router.post("")
async def trigger_sync(replica_id: int | None = None):
    started = await run_sync_cycle(
        triggered_by="manual",
        replica_id=replica_id,
    )
    return JSONResponse(
        status_code=202,
        content={"started": started, "message": "Sync triggered" if started else "Already running"},
    )


@router.get("/running")
def sync_running():
    p = get_progress()
    return {
        "running": p.running,
        "phase": p.phase,
        "docs_done": p.docs_done,
        "docs_total": p.docs_total,
    }