package wire

import (
	"carrot_bbs/internal/cache"
	"carrot_bbs/internal/config"
	"carrot_bbs/internal/handler"
	"carrot_bbs/internal/pkg/sse"
	"carrot_bbs/internal/repository"
	"carrot_bbs/internal/service"

	"github.com/google/wire"
	"gorm.io/gorm"
)

// HandlerSet Handler 层 Provider Set
var HandlerSet = wire.NewSet(
	// 直接使用构造函数的 Handler
	handler.NewCommentHandler,
	handler.NewNotificationHandler,
	handler.NewUploadHandler,
	handler.NewPushHandler,
	handler.NewStickerHandler,
	handler.NewVoteHandler,
	handler.NewRoleHandler,

	// 需要特殊处理的 Handler
	ProvideUserHandler,
	ProvidePostHandler,
	ProvideMessageHandler,
	ProvideSystemMessageHandler,
	ProvideGroupHandler,
	ProvideGorseHandler,
	ProvideScheduleHandler,
)

// ProvideUserHandler 提供用户处理器
func ProvideUserHandler(
	userService service.UserService,
	activityService service.UserActivityService,
) *handler.UserHandler {
	return handler.NewUserHandler(userService, activityService)
}

// ProvidePostHandler 提供帖子处理器
func ProvidePostHandler(
	postService service.PostService,
	userService service.UserService,
) *handler.PostHandler {
	return handler.NewPostHandler(postService, userService)
}

// ProvideMessageHandler 提供消息处理器
func ProvideMessageHandler(
	chatService service.ChatService,
	messageService *service.MessageService,
	userService service.UserService,
	groupService service.GroupService,
	sseHub *sse.Hub,
) *handler.MessageHandler {
	return handler.NewMessageHandler(chatService, messageService, userService, groupService, sseHub)
}

// ProvideSystemMessageHandler 提供系统消息处理器
func ProvideSystemMessageHandler(
	systemMsgService service.SystemMessageService,
	systemNotificationRepo *repository.SystemNotificationRepository,
	cacheBackend cache.Cache,
) *handler.SystemMessageHandler {
	return handler.NewSystemMessageHandler(systemMsgService, systemNotificationRepo, cacheBackend)
}

// ProvideGroupHandler 提供群组处理器
func ProvideGroupHandler(
	groupService service.GroupService,
	userService service.UserService,
) *handler.GroupHandler {
	return handler.NewGroupHandler(groupService, userService)
}

// ProvideGorseHandler 提供 Gorse 处理器
func ProvideGorseHandler(cfg *config.Config, db *gorm.DB) *handler.GorseHandler {
	return handler.NewGorseHandler(cfg.Gorse, db)
}

// ProvideScheduleHandler 提供课表处理器
func ProvideScheduleHandler(
	scheduleService service.ScheduleService,
	scheduleSyncService service.ScheduleSyncService,
) *handler.ScheduleHandler {
	return handler.NewScheduleHandler(scheduleService, scheduleSyncService)
}