package httpserver

import (
	"context"
	"os"
	"time"

	"log"

	"github.com/SamuelTariku/FortuneBet-Backend/internal/domain"
	betSvc "github.com/SamuelTariku/FortuneBet-Backend/internal/services/bet"
	enetpulse "github.com/SamuelTariku/FortuneBet-Backend/internal/services/enet_pulse"
	eventsvc "github.com/SamuelTariku/FortuneBet-Backend/internal/services/event"
	oddssvc "github.com/SamuelTariku/FortuneBet-Backend/internal/services/odds"
	"github.com/SamuelTariku/FortuneBet-Backend/internal/services/report"
	resultsvc "github.com/SamuelTariku/FortuneBet-Backend/internal/services/result"
	"github.com/SamuelTariku/FortuneBet-Backend/internal/services/ticket"
	"github.com/SamuelTariku/FortuneBet-Backend/internal/services/virtualGame/veli"
	"github.com/robfig/cron/v3"
	"go.uber.org/zap"
)

func StartDataFetchingCrons(eventService eventsvc.Service, oddsService oddssvc.ServiceImpl, resultService *resultsvc.Service, mongoLogger *zap.Logger) {
	c := cron.New(cron.WithSeconds())

	schedule := []struct {
		spec string
		task func()
	}{
		// {
		// 	spec: "0 0 * * * *", // Every 1 hour
		// 	task: func() {
		// 		mongoLogger.Info("Began fetching upcoming events cron task")
		// 		if err := eventService.FetchUpcomingEvents(context.Background()); err != nil {
		// 			mongoLogger.Error("Failed to fetch upcoming events",
		// 				zap.Error(err),
		// 			)
		// 		} else {
		// 			mongoLogger.Info("Completed  fetching upcoming events without errors")
		// 		}
		// 	},
		// },
		// {
		// 	spec: "0 0 * * * *", // Every 1 hour (since its takes that long to fetch all the events)
		// 	task: func() {
		// 		mongoLogger.Info("Began fetching non live odds cron task")
		// 		if err := oddsService.FetchNonLiveOdds(context.Background()); err != nil {
		// 			mongoLogger.Error("Failed to fetch non live odds",
		// 				zap.Error(err),
		// 			)
		// 		} else {
		// 			mongoLogger.Info("Completed fetching non live odds without errors")
		// 		}
		// 	},
		// },
		// {
		// 	spec: "0 */5 * * * *", // Every 5 Minutes
		// 	task: func() {
		// 		mongoLogger.Info("Began update all expired events status cron task")
		// 		if _, err := resultService.CheckAndUpdateExpiredB365Events(context.Background()); err != nil {
		// 			mongoLogger.Error("Failed to update expired events status",
		// 				zap.Error(err),
		// 			)
		// 		} else {
		// 			mongoLogger.Info("Completed expired events without errors")
		// 		}
		// 	},
		// },
		// {
		// 	spec: "0 */15 * * * *", // Every 15 Minutes
		// 	task: func() {
		// 		mongoLogger.Info("Began updating bets based on event results cron task")
		// 		if err := resultService.FetchB365ResultAndUpdateBets(context.Background()); err != nil {
		// 			mongoLogger.Error("Failed to process result",
		// 				zap.Error(err),
		// 			)
		// 		} else {
		// 			mongoLogger.Info("Completed processing all event result outcomes without errors")
		// 		}
		// 	},
		// },
		{
			spec: "0 0 0 * * 1", // Every Monday
			task: func() {
				mongoLogger.Info("Began Send weekly result notification cron task")
				if err := resultService.CheckAndSendResultNotifications(context.Background(), time.Now().Add(-7*24*time.Hour)); err != nil {
					mongoLogger.Error("Failed to process result",
						zap.Error(err),
					)
				} else {
					mongoLogger.Info("Completed sending weekly result notification without errors")
				}
			},
		},
	}

	for _, job := range schedule {
		job.task()
		if _, err := c.AddFunc(job.spec, job.task); err != nil {
			mongoLogger.Error("Failed to schedule data fetching cron job",
				zap.Error(err),
			)
		}
	}

	c.Start()
	log.Println("Cron jobs started for event and odds services")
	mongoLogger.Info("Cron jobs started for event and odds services")
}

func StartTicketCrons(ticketService ticket.Service, mongoLogger *zap.Logger) {
	c := cron.New(cron.WithSeconds())

	schedule := []struct {
		spec string
		task func()
	}{
		{
			spec: "0 0 * * * *", // Every hour
			task: func() {
				mongoLogger.Info("Deleting old tickets")
				if err := ticketService.DeleteOldTickets(context.Background()); err != nil {
					mongoLogger.Error("Failed to remove old ticket",
						zap.Error(err),
					)
				} else {
					mongoLogger.Info("Successfully deleted old tickets")
				}
			},
		},
	}

	for _, job := range schedule {
		if _, err := c.AddFunc(job.spec, job.task); err != nil {
			mongoLogger.Error("Failed to schedule ticket cron job",
				zap.Error(err),
			)
		}
	}

	c.Start()
	mongoLogger.Info("Cron jobs started for ticket service")
}

// SetupReportCronJobs schedules periodic report generation
func SetupReportandVirtualGameCronJobs(
	ctx context.Context,
	reportService *report.Service,
	virtualGameService *veli.Service, // inject your virtual game service
	outputDir string,
) {
	c := cron.New(cron.WithSeconds()) // use WithSeconds for testing

	schedule := []struct {
		spec   string
		period string
	}{
		// {
		// 	spec:   "*/60 * * * * *", // Every 1 minute for testing
		// 	period: "test",
		// },
		{
			spec:   "0 0 0 * * *", // Daily at midnight
			period: "daily",
		},
	}

	for _, job := range schedule {
		period := job.period

		if _, err := c.AddFunc(job.spec, func() {
			log.Printf("[%s] Running virtual game fetch & store job...", period)

			brandID := os.Getenv("VELI_BRAND_ID")
			if brandID == "" {
				log.Println("VELI_BRAND_ID not set, skipping virtual game sync")
				return
			}

			req := domain.ProviderRequest{
				BrandID:   brandID,
				ExtraData: true,
				Size:      1000,
				Page:      1,
			}

			allGames, err := virtualGameService.FetchAndStoreAllVirtualGames(ctx, req, "ETB")
			if err != nil {
				log.Printf("[%s] Error fetching/storing virtual games: %v", period, err)
				return
			}

			log.Printf("[%s] Successfully fetched & stored %d virtual games", period, len(allGames))

			// --- Generate reports only for daily runs ---
			if period == "daily" {
				now := time.Now()
				from := time.Date(now.Year(), now.Month(), now.Day()-1, 0, 0, 0, 0, now.Location())
				to := time.Date(now.Year(), now.Month(), now.Day()-1, 23, 59, 59, 0, now.Location())

				log.Printf("Running daily report for period %s -> %s", from.Format(time.RFC3339), to.Format(time.RFC3339))
				if err := reportService.GenerateReport(ctx, from, to); err != nil {
					log.Printf("Error generating daily report: %v", err)
				} else {
					log.Printf("Successfully generated daily report")
				}
			}
		}); err != nil {
			log.Fatalf("Failed to schedule %s cron job: %v", period, err)
		}
	}

	c.Start()
	log.Printf("Cron jobs started. Reports will be saved to: %s", outputDir)
}

func ProcessBetCashback(ctx context.Context, betService *betSvc.Service) {
	c := cron.New(cron.WithSeconds())

	schedule := []struct {
		spec string
		task func()
	}{
		{
			spec: "0 0 0 * * *", // Daily at midnight
			task: func() {
				log.Println("process bet cashbacks...")
				if err := betService.ProcessBetCashback(ctx); err != nil {
					log.Printf("Failed to process bet cashbacks: %v", err)
				} else {
					log.Printf("Successfully processed bet cashbacks")
				}
			},
		},
	}

	for _, job := range schedule {
		if _, err := c.AddFunc(job.spec, job.task); err != nil {
			log.Fatalf("Failed to schedule cron job: %v", err)
		}
	}

	c.Start()
	log.Println("Cron jobs started for bet cashbacks")
}

func StartEnetPulseCron(enetPulseSvc *enetpulse.Service, mongoLogger *zap.Logger) {
	c := cron.New(cron.WithSeconds())

	schedule := []struct {
		spec string
		task func()
	}{
		{
			spec: "0 0,10,20,30,40,50 * * * *", // Every 10 minutes
			task: func() {
				mongoLogger.Info("Began fetching and storing sports cron task")
				if err := enetPulseSvc.FetchAndStoreSports(context.Background()); err != nil {
					mongoLogger.Error("Failed to fetch and store sports",
						zap.Error(err),
					)
				} else {
					mongoLogger.Info("Completed fetching and storing sports without errors")
				}

				mongoLogger.Info("Began fetching and storing tournament templates cron task")
				if err := enetPulseSvc.FetchAndStoreTournamentTemplates(context.Background()); err != nil {
					mongoLogger.Error("Failed to fetch and store tournament templates",
						zap.Error(err),
					)
				} else {
					mongoLogger.Info("Completed fetching and storing tournament templates without errors")
				}

				mongoLogger.Info("Began fetching and storing tournaments cron task")
				if err := enetPulseSvc.FetchAndStoreTournaments(context.Background()); err != nil {
					mongoLogger.Error("Failed to fetch and store tournaments",
						zap.Error(err),
					)
				} else {
					mongoLogger.Info("Completed fetching and storing tournaments without errors")
				}

				mongoLogger.Info("Began fetching and storing tournament stages cron task")
				if err := enetPulseSvc.FetchAndStoreTournamentStages(context.Background()); err != nil {
					mongoLogger.Error("Failed to fetch and store tournament stages",
						zap.Error(err),
					)
				} else {
					mongoLogger.Info("Completed fetching and storing tournament stages without errors")
				}
			},
		},
	}

	for _, job := range schedule {
		// Run the task immediately at startup
		job.task()

		// Schedule the task
		if _, err := c.AddFunc(job.spec, job.task); err != nil {
			mongoLogger.Error("Failed to schedule EnetPulse cron job",
				zap.Error(err),
			)
		}
	}

	c.Start()
	log.Println("EnetPulse cron jobs started for sports, tournament templates, tournaments, and tournament stages")
	mongoLogger.Info("EnetPulse cron jobs started for sports, tournament templates, tournaments, and tournament stages")
}