# #region TranslateMetricsRoutesModule [C:3] [TYPE Module] [SEMANTICS api,routes,translate,metrics]
# @BRIEF Translation Metrics endpoints providing aggregated stats on runs and corrections.
# @LAYER UI
# @RELATION DEPENDS_ON -> [TranslationMetrics]
# @RELATION DEPENDS_ON -> [get_current_user]
# @RELATION DEPENDS_ON -> [get_db]

from fastapi import APIRouter, Depends, HTTPException, status, Query
from typing import Any, Dict, List, Optional
from sqlalchemy.orm import Session

from ....core.database import get_db
from ....core.logger import logger, belief_scope
from ....schemas.auth import User
from ....dependencies import get_current_user, has_permission
from ....plugins.translate.metrics import TranslationMetrics

from ._router import router


# ============================================================
# Metrics
# ============================================================

# #region get_metrics [C:3] [TYPE Function] [SEMANTICS api,translate,metrics]
# @BRIEF Get translation metrics across all jobs, optionally filtered by job.
# @RELATION DEPENDS_ON -> [TranslationMetrics]
@router.get("/metrics")
async def get_metrics(
    job_id: Optional[str] = Query(None),
    current_user: User = Depends(get_current_user),
    _ = Depends(has_permission("translate.metrics", "VIEW")),
    db: Session = Depends(get_db),
):
    """Get translation metrics."""
    logger.info(f"[translate_routes][get_metrics] User: {current_user.username}")
    try:
        metrics_svc = TranslationMetrics(db)
        if job_id:
            return metrics_svc.get_job_metrics(job_id)
        return metrics_svc.get_all_metrics()
    except ValueError as e:
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=str(e))
# #endregion get_metrics


# #region get_job_metrics [C:3] [TYPE Function] [SEMANTICS api,translate,metrics]
# @BRIEF Get aggregated metrics for a specific translation job.
# @RELATION DEPENDS_ON -> [TranslationMetrics]
@router.get("/jobs/{job_id}/metrics")
async def get_job_metrics(
    job_id: str,
    current_user: User = Depends(get_current_user),
    _ = Depends(has_permission("translate.metrics", "VIEW")),
    db: Session = Depends(get_db),
):
    """Get aggregated metrics for a specific job."""
    logger.info(f"[translate_routes][get_job_metrics] Job: {job_id}, User: {current_user.username}")
    try:
        metrics_svc = TranslationMetrics(db)
        return metrics_svc.get_job_metrics(job_id)
    except ValueError as e:
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=str(e))
# #endregion get_job_metrics

# #endregion TranslateMetricsRoutesModule