package wire

import (
	"time"

	"carrot_bbs/internal/cache"
	"carrot_bbs/internal/config"
	"carrot_bbs/internal/grpc/runner"
	"carrot_bbs/internal/pkg/email"
	"carrot_bbs/internal/pkg/hook"
	"carrot_bbs/internal/pkg/openai"
	"carrot_bbs/internal/pkg/redis"
	"carrot_bbs/internal/pkg/s3"
	"carrot_bbs/internal/pkg/ws"
	"carrot_bbs/internal/repository"
	"carrot_bbs/internal/service"

	"github.com/google/wire"
	"go.uber.org/zap"
	"gorm.io/gorm"
)

// ServiceSet Service 层 Provider Set
var ServiceSet = wire.NewSet(
	// JWT 服务（需要配置参数）
	ProvideJWTService,

	// 基础服务
	ProvideEmailService,
	ProvidePostAIService,

	// 核心服务（按依赖顺序）
	ProvidePushService,
	ProvideSystemMessageService,
	ProvidePostService,
	ProvideCommentService,
	ProvideMessageService,
	ProvideNotificationService,
	ProvideUserService,
	ProvideStickerService,
	ProvideVoteService,
	ProvideChannelService,
	ProvideChatService,
	ProvideScheduleService,
	ProvideScheduleSyncService,
	ProvideGroupService,
	ProvideUploadService,
	ProvideUserActivityService,
	ProvideRoleService,
	ProvideAdminUserService,
	ProvideAdminPostService,
	ProvideAdminCommentService,
	ProvideAdminGroupService,
	ProvideAdminDashboardService,
	ProvideQRCodeLoginService,
	ProvideHotRankWorker,
	ProvideMaterialService,
	ProvideCallService,
	ProvideReportService,
	ProvideAdminReportService,

	// 日志服务
	ProvideAsyncLogManager,
	ProvideOperationLogService,
	ProvideLoginLogService,
	ProvideDataChangeLogService,
	ProvideLogCleanupService,
	ProvideLogService,
)

// ProvideJWTService 提供 JWT 服务
func ProvideJWTService(cfg *config.Config) *service.JWTService {
	return service.NewJWTService(
		cfg.JWT.Secret,
		int64(cfg.JWT.AccessTokenExpire.Seconds()),
		int64(cfg.JWT.RefreshTokenExpire.Seconds()),
	)
}

// ProvideEmailService 提供邮件服务
func ProvideEmailService(client email.Client) service.EmailService {
	return service.NewEmailService(client)
}

// ProvidePostAIService 提供 AI 服务
func ProvidePostAIService(client openai.Client) *service.PostAIService {
	return service.NewPostAIService(client)
}

// ProvidePushService 提供推送服务
func ProvidePushService(
	pushRepo repository.PushRecordRepository,
	deviceTokenRepo repository.DeviceTokenRepository,
	messageRepo repository.MessageRepository,
	wsHub *ws.Hub,
) service.PushService {
	return service.NewPushService(pushRepo, deviceTokenRepo, messageRepo, wsHub)
}

// ProvideSystemMessageService 提供系统消息服务
func ProvideSystemMessageService(
	notifyRepo repository.SystemNotificationRepository,
	pushService service.PushService,
	userRepo repository.UserRepository,
	postRepo repository.PostRepository,
	cacheBackend cache.Cache,
) service.SystemMessageService {
	return service.NewSystemMessageService(notifyRepo, pushService, userRepo, postRepo, cacheBackend)
}

func ProvidePostService(
	postRepo repository.PostRepository,
	systemMessageService service.SystemMessageService,
	postAIService *service.PostAIService,
	cacheBackend cache.Cache,
	txManager repository.TransactionManager,
	hookManager *hook.Manager,
	_ *hook.ModerationHooks,
	_ *hook.BuiltinHooks,
	logService *service.LogService,
) service.PostService {
	return service.NewPostService(postRepo, systemMessageService, postAIService, cacheBackend, txManager, hookManager, logService)
}

func ProvideCommentService(
	commentRepo repository.CommentRepository,
	postRepo repository.PostRepository,
	systemMessageService service.SystemMessageService,
	postAIService *service.PostAIService,
	cacheBackend cache.Cache,
	hookManager *hook.Manager,
	logService *service.LogService,
) *service.CommentService {
	return service.NewCommentService(commentRepo, postRepo, systemMessageService, postAIService, cacheBackend, hookManager, logService)
}

// ProvideMessageService 提供消息服务
func ProvideMessageService(
	messageRepo repository.MessageRepository,
	cacheBackend cache.Cache,
	uploadService *service.UploadService,
) *service.MessageService {
	return service.NewMessageService(messageRepo, cacheBackend, uploadService)
}

// ProvideNotificationService 提供通知服务
func ProvideNotificationService(
	notificationRepo repository.NotificationRepository,
	cacheBackend cache.Cache,
) *service.NotificationService {
	return service.NewNotificationService(notificationRepo, cacheBackend)
}

// ProvideUserService 提供用户服务
func ProvideUserService(
	userRepo repository.UserRepository,
	systemMessageService service.SystemMessageService,
	emailService service.EmailService,
	cacheBackend cache.Cache,
	logService *service.LogService,
) service.UserService {
	return service.NewUserService(userRepo, systemMessageService, emailService, cacheBackend, logService)
}

// ProvideStickerService 提供表情服务
func ProvideStickerService(
	stickerRepo repository.StickerRepository,
) service.StickerService {
	return service.NewStickerService(stickerRepo)
}

// ProvideVoteService 提供投票服务
func ProvideVoteService(
	voteRepo repository.VoteRepository,
	postRepo repository.PostRepository,
	cache cache.Cache,
	postAIService *service.PostAIService,
	systemMessageService service.SystemMessageService,
) *service.VoteService {
	return service.NewVoteService(voteRepo, postRepo, cache, postAIService, systemMessageService)
}

func ProvideChannelService(channelRepo repository.ChannelRepository, cacheBackend cache.Cache) service.ChannelService {
	return service.NewChannelService(channelRepo, cacheBackend)
}

// ProvideChatService 提供聊天服务
// Note: sensitiveService 传 nil，与 main.go 保持一致
func ProvideChatService(
	messageRepo repository.MessageRepository,
	userRepo repository.UserRepository,
	wsHub *ws.Hub,
	cacheBackend cache.Cache,
	uploadService *service.UploadService,
) service.ChatService {
	return service.NewChatService(messageRepo, userRepo, nil, wsHub, cacheBackend, uploadService)
}

// ProvideScheduleService 提供日程服务
func ProvideScheduleService(
	scheduleRepo repository.ScheduleRepository,
) service.ScheduleService {
	return service.NewScheduleService(scheduleRepo)
}

// ProvideScheduleSyncService 提供课表同步服务
func ProvideScheduleSyncService(
	taskManager *runner.TaskManager,
	scheduleRepo repository.ScheduleRepository,
	logger *zap.Logger,
) service.ScheduleSyncService {
	return service.NewScheduleSyncService(taskManager, scheduleRepo, logger)
}

// ProvideGroupService 提供群组服务
func ProvideGroupService(
	groupRepo repository.GroupRepository,
	userRepo repository.UserRepository,
	messageRepo repository.MessageRepository,
	requestRepo repository.GroupJoinRequestRepository,
	notifyRepo repository.SystemNotificationRepository,
	wsHub *ws.Hub,
	cacheBackend cache.Cache,
) service.GroupService {
	return service.NewGroupService(groupRepo, userRepo, messageRepo, requestRepo, notifyRepo, wsHub, cacheBackend)
}

// ProvideUploadService 提供上传服务
func ProvideUploadService(
	s3Client *s3.Client,
	userService service.UserService,
) *service.UploadService {
	return service.NewUploadService(s3Client, userService)
}

// ProvideUserActivityService 提供用户活跃统计服务
func ProvideUserActivityService(repo repository.UserActivityRepository) service.UserActivityService {
	return service.NewUserActivityService(repo)
}

// ProvideRoleService 提供角色管理服务
func ProvideRoleService(
	roleRepo repository.RoleRepository,
	casbinSvc service.CasbinService,
) service.RoleService {
	return service.NewRoleService(roleRepo, casbinSvc)
}

// ProvideAdminUserService 提供管理端用户服务
func ProvideAdminUserService(userRepo repository.UserRepository) service.AdminUserService {
	return service.NewAdminUserService(userRepo)
}

// ProvideAdminPostService 提供管理端帖子服务
func ProvideAdminPostService(postRepo repository.PostRepository, cacheBackend cache.Cache, logService *service.LogService) service.AdminPostService {
	return service.NewAdminPostService(postRepo, cacheBackend, logService)
}

// ProvideAdminCommentService 提供管理端评论服务
func ProvideAdminCommentService(commentRepo repository.CommentRepository, postRepo repository.PostRepository) service.AdminCommentService {
	return service.NewAdminCommentService(commentRepo, postRepo)
}

// ProvideAdminGroupService 提供管理端群组服务
func ProvideAdminGroupService(
	groupRepo repository.GroupRepository,
	userRepo repository.UserRepository,
) service.AdminGroupService {
	return service.NewAdminGroupService(groupRepo, userRepo)
}

// ProvideAdminDashboardService 提供管理端仪表盘服务
func ProvideAdminDashboardService(
	db *gorm.DB,
	userRepo repository.UserRepository,
	postRepo repository.PostRepository,
	commentRepo repository.CommentRepository,
	groupRepo repository.GroupRepository,
	activityRepo repository.UserActivityRepository,
) service.AdminDashboardService {
	return service.NewAdminDashboardService(db, userRepo, postRepo, commentRepo, groupRepo, activityRepo)
}

// ProvideAsyncLogManager 提供异步日志管理器
func ProvideAsyncLogManager(
	operationRepo repository.OperationLogRepository,
	loginRepo repository.LoginLogRepository,
	dataChangeRepo repository.DataChangeLogRepository,
	logger *zap.Logger,
	cfg *config.Config,
) *service.AsyncLogManager {
	asyncCfg := &service.AsyncLogConfig{
		BufferSize:     cfg.Log.Async.BufferSize,
		BatchSize:      cfg.Log.Async.BatchSize,
		WorkerCount:    cfg.Log.Async.WorkerCount,
		EnableFallback: cfg.Log.Async.EnableFallback,
		FallbackPath:   cfg.Log.Async.FallbackPath,
	}

	// 解析刷新间隔
	if duration, err := parseDuration(cfg.Log.Async.FlushInterval); err == nil {
		asyncCfg.FlushInterval = duration
	} else {
		asyncCfg.FlushInterval = 3 * time.Second
	}

	return service.NewAsyncLogManager(operationRepo, loginRepo, dataChangeRepo, logger, asyncCfg)
}

// ProvideOperationLogService 提供操作日志服务
func ProvideOperationLogService(
	asyncManager *service.AsyncLogManager,
	operationRepo repository.OperationLogRepository,
) service.OperationLogService {
	return service.NewOperationLogService(asyncManager, operationRepo)
}

// ProvideLoginLogService 提供登录日志服务
func ProvideLoginLogService(
	asyncManager *service.AsyncLogManager,
	loginRepo repository.LoginLogRepository,
) service.LoginLogService {
	return service.NewLoginLogService(asyncManager, loginRepo)
}

// ProvideDataChangeLogService 提供数据变更日志服务
func ProvideDataChangeLogService(
	asyncManager *service.AsyncLogManager,
	dataChangeRepo repository.DataChangeLogRepository,
) service.DataChangeLogService {
	return service.NewDataChangeLogService(asyncManager, dataChangeRepo)
}

// ProvideLogCleanupService 提供日志清理服务
func ProvideLogCleanupService(
	operationRepo repository.OperationLogRepository,
	loginRepo repository.LoginLogRepository,
	dataChangeRepo repository.DataChangeLogRepository,
	logger *zap.Logger,
	cfg *config.Config,
) service.LogCleanupService {
	cleanupCfg := &service.LogCleanupConfig{
		Enabled:       true,
		OperationLog:  cfg.Log.Retention.OperationLog,
		LoginLog:      cfg.Log.Retention.LoginLog,
		DataChangeLog: cfg.Log.Retention.DataChange,
		CleanupTime:   "02:00",
	}
	return service.NewLogCleanupService(operationRepo, loginRepo, dataChangeRepo, cleanupCfg, logger)
}

// ProvideLogService 提供日志服务组合
func ProvideLogService(
	operationLogService service.OperationLogService,
	loginLogService service.LoginLogService,
	dataChangeLogService service.DataChangeLogService,
) *service.LogService {
	return service.NewLogService(operationLogService, loginLogService, dataChangeLogService)
}

// ProvideQRCodeLoginService 提供二维码登录服务
func ProvideHotRankWorker(cfg *config.Config, postRepo repository.PostRepository, cacheBackend cache.Cache) *service.HotRankWorker {
	return service.NewHotRankWorker(cfg, postRepo, cacheBackend)
}

func ProvideQRCodeLoginService(
	redisClient *redis.Client,
	wsHub *ws.Hub,
	jwtService *service.JWTService,
	userService service.UserService,
	activityService service.UserActivityService,
	logService *service.LogService,
) *service.QRCodeLoginService {
	return service.NewQRCodeLoginService(redisClient, wsHub, jwtService, userService, activityService, logService)
}

// ProvideMaterialService 提供学习资料服务
func ProvideMaterialService(
	subjectRepo repository.MaterialSubjectRepository,
	fileRepo repository.MaterialFileRepository,
) service.MaterialService {
	return service.NewMaterialService(subjectRepo, fileRepo)
}

// parseDuration 解析时长字符串
func parseDuration(s string) (time.Duration, error) {
	return time.ParseDuration(s)
}

// ProvideCallService 提供通话服务
func ProvideCallService(
	callRepo repository.CallRepository,
	wsHub *ws.Hub,
	cfg *config.Config,
	db *gorm.DB,
) service.CallService {
	return service.NewCallService(callRepo, wsHub, cfg, db)
}

// ProvideReportService 提供举报服务
func ProvideReportService(
	reportRepo repository.ReportRepository,
	postRepo repository.PostRepository,
	commentRepo repository.CommentRepository,
	messageRepo repository.MessageRepository,
	userRepo repository.UserRepository,
	systemNotify service.SystemNotificationService,
	txManager repository.TransactionManager,
	logService *service.LogService,
	cfg *config.Config,
) service.ReportService {
	return service.NewReportService(reportRepo, postRepo, commentRepo, messageRepo, userRepo, systemNotify, txManager, logService, cfg)
}

// ProvideAdminReportService 提供管理端举报服务
func ProvideAdminReportService(
	reportRepo repository.ReportRepository,
	postRepo repository.PostRepository,
	commentRepo repository.CommentRepository,
	messageRepo repository.MessageRepository,
	userRepo repository.UserRepository,
	systemNotify service.SystemNotificationService,
	txManager repository.TransactionManager,
	logService *service.LogService,
) service.AdminReportService {
	return service.NewAdminReportService(reportRepo, postRepo, commentRepo, messageRepo, userRepo, systemNotify, txManager, logService)
}