package tasks

import (
	"context"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/service"
	"time"

	"github.com/gogf/gf/v2/frame/g"
)

func init() {
	RegisterInnerTask("sync_traffic_usage_monthly", "SyncTrafficUsageMonthly")
	RegisterInnerTask("start_traffic_usage_full_sync", "StartTrafficUsageFullSync")
	RegisterInnerTask("start_traffic_usage_monthly_history", "StartTrafficUsageMonthlyHistory")
}

// SyncTrafficUsageMonthly publishes one command for Worker to execute the
// previous-month usage history sync. Admin no longer scans cards itself: Worker
// owns the scan, per-channel pacing, rounds, failure pool and replay.
//
// The timer name is unchanged so an existing sys_job row keeps working.
func (t Task) SyncTrafficUsageMonthly() {
	t.runWithRedisJobLock(context.Background(), redisJobLockOptions{
		InvokeTarget: "sync_traffic_usage_monthly",
		Period:       -1,
		TTL:          30 * time.Minute,
	}, func(ctx context.Context) {
		if err := service.TrafficUsageMonthlySync().StartMonthlyHistory(ctx); err != nil {
			// The timer must fail visibly when the start command cannot be
			// published; Worker owns the actual full scan and overlap decision.
			g.Log().Errorf(ctx, "start monthly usage history full sync failed: %+v", err)
		}
	})
}

func (t Task) StartTrafficUsageFullSync() {
	if err := service.TrafficUsageMonthlySync().StartMonthly(context.Background()); err != nil {
		// The timer should fail visibly when the start command cannot be published;
		// Worker owns the actual full scan and run-overlap decision.
		g.Log().Errorf(context.Background(), "start monthly usage full sync failed: %+v", err)
	}
}

// StartTrafficUsageMonthlyHistory is the explicit entry point for the monthly
// history chain, kept separate from the legacy-named timer above so operators
// can trigger a backfill without touching the scheduled row.
func (t Task) StartTrafficUsageMonthlyHistory() {
	if err := service.TrafficUsageMonthlySync().StartMonthlyHistory(context.Background()); err != nil {
		g.Log().Errorf(context.Background(), "start monthly usage history full sync failed: %+v", err)
	}
}