package router

import (
	"context"
	"log"
	"net"
	"os"
	"path/filepath"
	"strings"
	"time"

	"github.com/freefire/jiang13-bbs/config"
	"github.com/freefire/jiang13-bbs/handler"
	"github.com/freefire/jiang13-bbs/middleware"
	"github.com/freefire/jiang13-bbs/model"
	"github.com/freefire/jiang13-bbs/realtime"
	"github.com/freefire/jiang13-bbs/service"
	"github.com/gin-contrib/cors"
	"github.com/gin-gonic/gin"
)

// parseTrustedProxies 解析 TRUSTED_PROXIES（逗号分隔的 IP/CIDR/localhost）。
// 容忍条目两侧空白与空项，无法解析的条目跳过并告警：编排环境变量多一个空格
// 不应让整个服务拒绝启动（真实事故：尾随空格致 invalid CIDR 秒退）。
// 全部非法或未配置时返回 nil，退化为「ClientIP 记 TCP 对端」并触发启动警告。
func parseTrustedProxies(v string) []string {
	var out []string
	for _, part := range strings.Split(v, ",") {
		part = strings.TrimSpace(part)
		if part == "" {
			continue
		}
		if part == "localhost" {
			out = append(out, part)
			continue
		}
		if _, _, err := net.ParseCIDR(part); err != nil && net.ParseIP(part) == nil {
			log.Printf("警告: TRUSTED_PROXIES 条目 %q 无法解析，已忽略", part)
			continue
		}
		out = append(out, part)
	}
	return out
}

// Setup 初始化路由
func Setup(cfg *config.Config) (*gin.Engine, error) {
	if cfg.DevMode {
		gin.SetMode(gin.DebugMode)
	} else {
		gin.SetMode(gin.ReleaseMode)
	}

	r := gin.New()
	proxies := parseTrustedProxies(os.Getenv("TRUSTED_PROXIES"))
	if len(proxies) == 0 {
		// 未配置信任代理时 ClientIP 退化为 TCP 直连对端：反代/容器部署会记录内网地址
		log.Println("警告: TRUSTED_PROXIES 未配置或无有效条目，ClientIP 将记录反代/容器内网地址（如 172.19.0.4），请设置为实际反代网段，如 172.16.0.0/12")
	}
	if err := r.SetTrustedProxies(proxies); err != nil {
		return nil, err
	}
	// 大附件落盘到临时文件，避免 multipart 整文件进内存（默认 32MiB）
	r.MaxMultipartMemory = 4 << 20
	r.Use(gin.Recovery())
	r.Use(gin.Logger())

	// 全局安全响应头
	r.Use(middleware.SecurityHeaders())

	// CORS：开发放行 localhost:3000；生产用 SITE_URL / CORS_ORIGINS（同源反代时浏览器不走跨域）
	r.Use(cors.New(cors.Config{
		AllowOriginFunc:  cfg.AllowOrigin,
		AllowMethods:     []string{"GET", "POST", "PUT", "DELETE", "OPTIONS"},
		AllowHeaders:     []string{"Origin", "Content-Type", "X-CSRF-Token"},
		AllowCredentials: true,
		MaxAge:           12 * time.Hour,
	}))

	// 服务
	authSvc := service.NewAuthService(model.DB, cfg.JWTSecret).WithDevMode(cfg.DevMode)
	boardSvc := service.NewBoardService(model.DB)
	settingSvc := service.NewSettingService(model.DB)
	// 等级体系快照随进程启动加载（后台保存时经 SetLevels 刷新，无需重启）
	model.ApplyLevelDefs(settingSvc.Levels())
	ops := service.NewOperations(model.DB, cfg)
	go ops.Run(context.Background())
	postSvc := service.NewPostService(model.DB).WithSetting(settingSvc).WithBoard(boardSvc).WithDevMode(cfg.DevMode)
	commentSvc := service.NewCommentService(model.DB).WithSetting(settingSvc)
	likeSvc := service.NewLikeService(model.DB)
	notifSvc := service.NewNotificationService(model.DB)
	favoriteSvc := service.NewFavoriteService(model.DB).WithPosts(postSvc)
	followSvc := service.NewFollowService(model.DB).WithNotification(notifSvc)
	overviewSvc := service.NewOverviewService(model.DB)
	checkinSvc := service.NewCheckinService(model.DB).WithSetting(settingSvc)
	announcementSvc := service.NewAnnouncementService(model.DB)
	sitePageSvc := service.NewSitePageService(model.DB)
	uploadSvc := service.NewUploadService(model.DB, filepath.Join(cfg.DataDir, "uploads")).WithSetting(settingSvc)
	postFileSvc := service.NewPostFileService(model.DB, filepath.Join(cfg.DataDir, "private")).WithSetting(settingSvc)
	uploadSvc.WithOperations(ops)
	postFileSvc.WithOperations(ops)
	pointsSvc := service.NewPointsService(model.DB)
	leaderboardSvc := service.NewLeaderboardService(model.DB)
	librarySvc := service.NewLibraryService(model.DB, cfg.DataDir).WithSetting(settingSvc)
	adminUserSvc := service.NewAdminUserService(model.DB)
	legacyImportSvc := service.NewLegacyImportService(model.DB, filepath.Join(cfg.DataDir, "uploads"))
	moderationSvc := service.NewModerationService(model.DB, notifSvc)
	chatSvc := service.NewChatService(model.DB, notifSvc)
	// 导入建号绕过注册链路，显式接线：导入用户同样加入默认全站大厅
	legacyImportSvc.WithHallMembership(chatSvc.EnsureDefaultMembership)
	badgeSvc := service.NewBadgeService(model.DB).WithNotification(notifSvc)
	visitSvc := service.NewVisitStatsService(model.DB, settingSvc)
	analyticsSvc := service.NewAnalyticsService(model.DB)
	adSvc := service.NewAdService(model.DB, service.NewCaptchaStore())
	overviewSvc.WithAds(adSvc)
	if err := uploadSvc.EnsureDir(); err != nil {
		return nil, err
	}
	if err := postFileSvc.EnsureDir(); err != nil {
		return nil, err
	}
	if err := librarySvc.EnsureDir(); err != nil {
		return nil, err
	}
	limiter := service.DefaultRateLimiter()

	// 访问统计管道：攒批落库 + 保留期滚动清理（随进程生命周期）。
	// 不用 WithCancel+defer：Setup 返回即 cancel 会让落库协程在启动阶段就退出，事件永远不落库
	pipeCtx := context.Background()
	go visitSvc.StartFlusher(pipeCtx)
	go visitSvc.RunRetention(pipeCtx)

	h := &handler.Handlers{
		Ops:            ops,
		Cfg:            cfg,
		Hub:            realtime.NewHub(),
		Auth:           authSvc,
		Board:          boardSvc,
		Post:           postSvc,
		Comment:        commentSvc,
		Like:           likeSvc,
		Favorite:       favoriteSvc,
		Follow:         followSvc,
		Notification:   notifSvc,
		OverviewSvc:    overviewSvc,
		Checkin:        checkinSvc,
		Announcement:   announcementSvc,
		SitePage:       sitePageSvc,
		Upload:         uploadSvc,
		PostFile:       postFileSvc,
		Points:         pointsSvc,
		Setting:        settingSvc,
		AdminUser:      adminUserSvc,
		LegacyImport:   legacyImportSvc,
		Moderation:     moderationSvc,
		Chat:           chatSvc,
		Visit:          visitSvc,
		Analytics:      analyticsSvc,
		HidePwd:        service.NewHidePasswordCookie(cfg.JWTSecret, !cfg.DevMode),
		Ads:            adSvc,
		Sidebar:        service.NewSidebarService(model.DB),
		FriendLink:     service.NewFriendLinkService(model.DB),
		Badge:          badgeSvc,
		LeaderboardSvc: leaderboardSvc,
		LibrarySvc:     librarySvc,
	}
	// 通知落库后统一推 WS 红点（点赞/评论/审核/@ 等共用）
	notifSvc.OnNotifyNew = func(userID uint) {
		if h.Hub == nil {
			return
		}
		h.Hub.BroadcastUser(userID, realtime.Envelope{
			Type: realtime.EventNotificationNew,
		})
	}
	// 点赞通知延迟落库（冷却期内取消点赞则不通知）
	service.StartLikeNotifyFlusher(notifSvc)

	authMW := middleware.NewAuthMiddleware(authSvc)
	r.Use(authMW.OptionalAuth(), h.RuntimeGuard, h.BusinessQuota)

	// 访问捕获：仅记爬虫 UA 与 ≥400 响应（人类浏览走客户端埋点）；
	// 挂在 OptionalAuth 之后可顺带拿到登录用户
	r.Use(middleware.VisitCapture(visitSvc))

	// 上传文件静态服务（data/uploads → /uploads）
	r.Static("/uploads", filepath.Join(cfg.DataDir, "uploads"))

	// 品牌图固定地址（友链等外部引用）：按站点设置解析到当前图，换图不变链
	r.GET("/api/brand/:slot", h.BrandImage)

	// 健康检查（sitemap / robots 由 Next.js Metadata Route 对外提供）
	r.GET("/health", h.Health)

	// 实时通信总线（WebSocket，cookie 鉴权 + Origin 校验，处理器内部完成鉴权升级）
	r.GET("/api/ws", h.RealtimeWS)

	// 公开 API（可选登录）；EnsureCSRF 让游客也能拿到双提交 token（密码解锁等）
	pubAPI := r.Group("/api", authMW.OptionalAuth(), middleware.EnsureCSRFCookie(!cfg.DevMode))
	{
		pubAPI.GET("/me", h.Me)
		pubAPI.GET("/boards", h.Boards)
		pubAPI.GET("/boards/:id/sidebar", h.BoardSidebar)
		pubAPI.GET("/overview", h.Overview)
		pubAPI.GET("/sidebar", h.GetSidebar)
		pubAPI.GET("/friend-links", h.GetFriendLinks)
		pubAPI.GET("/posts", h.Posts)
		pubAPI.GET("/posts/:id", h.PostDetail)
		pubAPI.POST("/posts/:id/unlock-password", middleware.CSRFMiddleware(), middleware.RateLimitMiddleware(limiter, service.RateHidePassword), h.UnlockPostPassword)
		pubAPI.GET("/posts/:id/attachments/:aid/download", h.DownloadPostAttachment)
		pubAPI.GET("/posts/:id/comments", h.PostComments)
		pubAPI.GET("/posts/:id/comments/:cid", h.CommentLocation)
		pubAPI.GET("/users/:id", h.UserProfile)
		pubAPI.GET("/users/:id/comments", h.UserComments)
		pubAPI.GET("/users/:id/favorites", h.UserFavorites)
		pubAPI.GET("/users/:id/following", h.UserFollowing)
		pubAPI.GET("/announcements", h.AnnouncementsList)
		pubAPI.GET("/announcements/:id", h.AnnouncementDetail)
		pubAPI.GET("/pages", h.SitePagesList)
		pubAPI.GET("/pages/:slug", h.SitePageDetail)
		pubAPI.GET("/settings", h.PublicSettings)
		pubAPI.GET("/leaderboard", h.Leaderboard)
		pubAPI.GET("/leaderboard/me", h.LeaderboardMe)
		// 书库（公开浏览/下载；文件经专用端点消费，不进 /uploads 静态目录）
		pubAPI.GET("/library", h.LibraryList)
		pubAPI.GET("/library/:slug", h.LibraryDetail)
		pubAPI.GET("/library/files/:fid/download", h.LibraryFileDownload)
		pubAPI.GET("/site-state", h.SiteState)
		pubAPI.GET("/media/:object", h.PublicObject)
		pubAPI.POST("/auth/code", middleware.CSRFMiddleware(), h.SendEmailCode)
		pubAPI.POST("/auth/reset-password", middleware.CSRFMiddleware(), h.ResetPassword)
		pubAPI.POST("/telemetry/pageview", middleware.CSRFMiddleware(), middleware.RateLimitMiddleware(limiter, service.RateTelemetry), h.TelemetryPageView)
		pubAPI.POST("/register", middleware.CSRFMiddleware(), middleware.RateLimitMiddleware(limiter, service.RateRegister), h.Register)
		pubAPI.POST("/login", middleware.CSRFMiddleware(), middleware.RateLimitMiddleware(limiter, service.RateLogin), h.Login)
		// refresh token 端点：access 过期后用 refresh 换新 token（需 CSRF 防护）
		pubAPI.POST("/auth/refresh", middleware.CSRFMiddleware(), h.Refresh)
		// 登出不依赖有效登录态：封禁/登录态失效后前端仍需凭它清除 cookie（CSRF 仍校验）
		pubAPI.POST("/logout", middleware.CSRFMiddleware(), h.Logout)
		pubAPI.GET("/captcha", middleware.RateLimitMiddleware(limiter, service.RateCaptcha), h.CaptchaIssue)
		pubAPI.GET("/ads/config", h.AdsPublicConfig)
		pubAPI.POST("/ads", middleware.CSRFMiddleware(), middleware.RateLimitMiddleware(limiter, service.RateAdSubmit), h.AdsSubmit)
	}

	// 需登录 API（先鉴权，再 CSRF 防护）
	api := r.Group("/api", authMW.RequireAuth(), middleware.CSRFMiddleware())
	{
		api.POST("/change-password", h.ChangePassword)
		api.GET("/me/login-devices", h.MyLoginDevices)
		api.DELETE("/me/login-devices/:id", h.RevokeLoginDevice)
		api.PUT("/profile", h.UpdateProfile)
		// 友情链接申请（登录用户；提交后进 pending 待审批）
		api.POST("/friend-links/apply", h.ApplyFriendLink)
		api.GET("/friend-links/mine", h.MyFriendLinks)
		api.PUT("/friend-links/:id", h.OwnerUpdateFriendLink)
		api.POST("/posts", middleware.StaffExempt(middleware.RateLimitMiddleware(limiter, service.RatePost)), h.CreatePost)
		api.PUT("/posts/:id", h.UpdatePost)
		api.GET("/posts/:id/history", h.PostEditHistory)
		// 评论编辑历史（登录即可见；顶层路由：管理后台无 post_id 上下文）
		api.GET("/comments/:cid/history", h.CommentEditHistory)
		api.POST("/posts/:id/unlock", middleware.StaffExempt(middleware.RateLimitUserMiddleware(limiter, service.RateInteract)), h.UnlockPostContent)
		api.POST("/posts/:id/poll/vote", middleware.StaffExempt(middleware.RateLimitUserMiddleware(limiter, service.RateInteract)), h.VotePoll)
		api.POST("/posts/:id/poll/close", h.ClosePoll)
		api.POST("/posts/:id/question/accept", middleware.StaffExempt(middleware.RateLimitUserMiddleware(limiter, service.RateInteract)), h.AcceptQuestion)
		api.POST("/posts/:id/question/solve", middleware.StaffExempt(middleware.RateLimitUserMiddleware(limiter, service.RateInteract)), h.SolveQuestion)
		api.POST("/posts/:id/question/reopen", middleware.StaffExempt(middleware.RateLimitUserMiddleware(limiter, service.RateInteract)), h.ReopenQuestion)
		api.POST("/posts/:id/bounty/accept", middleware.StaffExempt(middleware.RateLimitUserMiddleware(limiter, service.RateInteract)), h.AcceptBounty)
		api.POST("/posts/:id/lottery/draw", h.DrawLottery)
		api.DELETE("/posts/:id", h.DeletePost)
		api.PUT("/posts/:id/pin", h.TogglePin)
		api.PUT("/posts/:id/recommend", h.ToggleRecommend)
		api.PUT("/posts/:id/lock", h.TogglePostLock)
		api.POST("/posts/:id/like", h.ToggleLike)
		api.POST("/posts/:id/favorite", middleware.StaffExempt(middleware.RateLimitUserMiddleware(limiter, service.RateInteract)), h.ToggleFavorite)
		api.POST("/users/:id/follow", middleware.StaffExempt(middleware.RateLimitUserMiddleware(limiter, service.RateInteract)), h.ToggleFollow)
		api.POST("/posts/:id/comments", middleware.StaffExempt(middleware.RateLimitMiddleware(limiter, service.RateComment)), h.CreateComment)
		api.PUT("/posts/:id/comments/:cid", middleware.StaffExempt(middleware.RateLimitMiddleware(limiter, service.RateComment)), h.UpdateComment)
		api.DELETE("/posts/:id/comments/:cid", h.DeleteComment)
		api.PUT("/posts/:id/comments/:cid/restore", h.RestoreComment)
		api.DELETE("/posts/:id/comments/:cid/purge", h.PurgeComment)
		// 通知
		api.GET("/notifications", h.Notifications)
		api.GET("/notifications/unread-count", h.UnreadCount)
		api.PUT("/notifications/:id/read", h.MarkRead)
		api.PUT("/notifications/read-all", h.MarkAllRead)
		// 每日签到 / 积分
		api.GET("/checkin", h.GetCheckin)
		api.POST("/checkin", middleware.StaffExempt(middleware.RateLimitMiddleware(limiter, service.RateComment)), h.DoCheckin)
		api.GET("/points", h.GetPointsBalance)
		api.GET("/points/ledger", h.GetPointsLedger)
		// 头像上传（裁剪后的 WebP）/ 帖子插图 / 媒体库 / 附件删除
		api.POST("/upload/avatar", h.UploadAvatar)
		api.POST("/upload/image", middleware.StaffExempt(middleware.RateLimitMiddleware(limiter, service.RateUpload)), h.UploadImage)
		api.POST("/upload/file", middleware.StaffExempt(middleware.RateLimitMiddleware(limiter, service.RateUpload)), h.UploadPostFile)
		api.PUT("/upload/file/:id/price", h.UpdatePostFilePrice)
		api.DELETE("/upload/file/:id", h.DeletePostFile)
		api.PUT("/avatar/use", h.UseAvatar)
		api.GET("/my/media", h.MyMedia)
		api.DELETE("/my/attachments/:id", h.DeleteAttachment)

		// 时间线：从 Git commits 页导入（登录用户；适配器由超管配置）
		api.POST("/timeline/from-git", middleware.StaffExempt(middleware.RateLimitUserMiddleware(limiter, service.RateTimelineGit)), h.TimelineFromGit)
		// 时间线：从 Git releases 页导入更新日志
		api.POST("/timeline/from-releases", middleware.StaffExempt(middleware.RateLimitUserMiddleware(limiter, service.RateTimelineGit)), h.TimelineFromReleases)

		// 群聊（二期）：建群/成员/消息/未读；全站关闭消息时前台一律 403
		chatAPI := api.Group("/chat", h.RequireMessagesOpen)
		{
			chatAPI.GET("/rooms", h.ListChatRooms)
			chatAPI.POST("/rooms", h.CreateChatRoom)
			chatAPI.POST("/direct", h.OpenDirectChat)
			chatAPI.GET("/users", h.SearchChatUsers)
			chatAPI.GET("/rooms/:id", h.GetChatRoom)
			chatAPI.PUT("/rooms/:id", h.UpdateChatRoom)
			chatAPI.PUT("/rooms/:id/pin", h.PinChatRoom)
			chatAPI.DELETE("/rooms/:id", h.DissolveChatRoom)
			chatAPI.POST("/rooms/:id/join", h.JoinChatRoom)
			chatAPI.POST("/rooms/:id/leave", h.LeaveChatRoom)
			chatAPI.GET("/rooms/:id/members", h.ListChatMembers)
			chatAPI.POST("/rooms/:id/members", h.InviteChatMembers)
			chatAPI.DELETE("/rooms/:id/members/:uid", h.KickChatMember)
			chatAPI.PUT("/rooms/:id/members/:uid/mute", h.SetChatMemberMute)
			chatAPI.PUT("/rooms/:id/members/:uid/role", h.SetChatMemberRole)
			chatAPI.GET("/rooms/:id/messages", h.ListChatMessages)
			chatAPI.POST("/rooms/:id/messages", middleware.StaffExempt(middleware.RateLimitMiddleware(limiter, service.RateChat)), h.SendChatMessage)
			chatAPI.DELETE("/rooms/:id/messages/:mid", h.RecallChatMessage)
			chatAPI.PUT("/rooms/:id/read", h.MarkChatRead)
			chatAPI.GET("/unread-summary", h.ChatUnreadSummary)
		}
	}

	// 管理后台 API：RequireStaff 基础鉴权（板块管理员及以上，Actor 实时从 DB 现取），
	// 各功能点再由 RequirePerm 按角色放行；板块范围在 service 层按 Actor.BoardIDs 隔离
	staffAPI := r.Group("/api/admin", authMW.RequireStaff(), middleware.CSRFMiddleware())
	{
		// 内容审核队列（任意管理角色；板块管理员只见授权板块）
		staffAPI.GET("/moderation/pending-posts", h.AdminPendingPosts)
		staffAPI.GET("/moderation/pending-comments", h.AdminPendingComments)
		staffAPI.GET("/moderation/counts", h.AdminPendingCounts)
		staffAPI.PUT("/moderation/posts/:id/approve", h.AdminApprovePost)
		staffAPI.PUT("/moderation/posts/:id/reject", h.AdminRejectPost)
		staffAPI.PUT("/moderation/comments/:id/approve", h.AdminApproveComment)
		staffAPI.PUT("/moderation/comments/:id/reject", h.AdminRejectComment)

		// 内容库：帖子/评论全量 + 回收站（恢复 / 彻底删除）
		staffAPI.GET("/content/counts", h.AdminContentCounts)
		staffAPI.GET("/content/posts", h.AdminListPosts)
		staffAPI.GET("/content/comments", h.AdminListComments)
		staffAPI.DELETE("/content/posts/:id", h.AdminSoftDeletePost)
		staffAPI.PUT("/content/posts/:id/restore", h.AdminRestorePost)
		staffAPI.DELETE("/content/posts/:id/purge", h.AdminPurgePost)
		staffAPI.DELETE("/content/comments/:id", h.AdminSoftDeleteComment)
		staffAPI.PUT("/content/comments/:id/restore", h.AdminRestoreComment)
		staffAPI.DELETE("/content/comments/:id/purge", h.AdminPurgeComment)

		// 积分与类型帖概览（管理员及以上）
		staffAPI.GET("/economy", authMW.RequirePerm(service.PermAnnouncements), h.AdminPointsStats)

		// 站点分析概览（任意 staff；板管按授权板过滤）
		staffAPI.GET("/analytics/overview", h.AdminAnalyticsOverview)

		// 访问统计（仅超管/站长）：8 个 Tab 的数据源
		statsAPI := staffAPI.Group("/stats", authMW.RequirePerm(service.PermSettings))
		{
			statsAPI.GET("/overview", h.StatsOverview)
			statsAPI.GET("/realtime", h.StatsRealtime)
			statsAPI.GET("/sources", h.StatsSources)
			statsAPI.GET("/pages", h.StatsPages)
			statsAPI.GET("/visitors", h.StatsVisitors)
			statsAPI.GET("/security", h.StatsSecurity)
			statsAPI.GET("/events", h.StatsEvents)
			statsAPI.GET("/settings", h.StatsGetSettings)
			statsAPI.PUT("/settings", h.StatsSaveSettings)
			statsAPI.POST("/purge", h.StatsPurge)
		}

		// 群聊监管：移出后挂到 RequireAuth 组，允许「仅群管/消息 flag」用户访问
		// （见下方 msgAPI）

		// 站点公告文章管理（管理员及以上）
		announceAPI := staffAPI.Group("", authMW.RequirePerm(service.PermAnnouncements))
		announceAPI.GET("/announcements", h.AdminListAnnouncements)
		announceAPI.POST("/announcements", h.AdminCreateAnnouncement)
		announceAPI.PUT("/announcements/:id", h.AdminUpdateAnnouncement)
		announceAPI.POST("/announcements/:id/pin", h.AdminToggleAnnouncementPin)
		announceAPI.DELETE("/announcements/:id", h.AdminDeleteAnnouncement)
		announceAPI.GET("/pages", h.AdminListSitePages)
		announceAPI.POST("/pages", h.AdminCreateSitePage)
		announceAPI.PUT("/pages/:id", h.AdminUpdateSitePage)
		announceAPI.DELETE("/pages/:id", h.AdminDeleteSitePage)
		announceAPI.DELETE("/pages/:id/purge", h.AdminPurgeSitePage)

		// 书库管理（管理员及以上，同公告/单页权限）
		libraryAPI := staffAPI.Group("/library", authMW.RequirePerm(service.PermAnnouncements))
		{
			libraryAPI.GET("/docs", h.AdminListLibraryDocs)
			libraryAPI.POST("/docs", h.AdminCreateLibraryDoc)
			libraryAPI.PUT("/docs/:id", h.AdminUpdateLibraryDoc)
			libraryAPI.DELETE("/docs/:id", h.AdminDeleteLibraryDoc)
			libraryAPI.DELETE("/docs/:id/purge", h.AdminPurgeLibraryDoc)
			libraryAPI.POST("/docs/:id/files", middleware.RateLimitMiddleware(limiter, service.RateUpload), h.AdminUploadLibraryFile)
			libraryAPI.DELETE("/files/:fid", h.AdminDeleteLibraryFile)
			// 章节（两级树：章 → 节）
			libraryAPI.POST("/docs/:id/sections", h.AdminCreateLibrarySection)
			libraryAPI.PUT("/sections/:sid", h.AdminUpdateLibrarySection)
			libraryAPI.DELETE("/sections/:sid", h.AdminDeleteLibrarySection)
			libraryAPI.POST("/sections/:sid/move", h.AdminMoveLibrarySection)
			libraryAPI.POST("/docs/:id/import-md", middleware.RateLimitMiddleware(limiter, service.RateUpload), h.AdminImportLibraryMarkdown)
			libraryAPI.POST("/docs/:id/import-md-batch", middleware.RateLimitMiddleware(limiter, service.RateUpload), h.AdminImportLibraryMarkdownBatch)
			libraryAPI.POST("/cover/from-media", middleware.RateLimitMiddleware(limiter, service.RateUpload), h.UploadLibraryCoverFromMedia)
		}

		// 广告位管理（管理员及以上）
		adsAPI := staffAPI.Group("", authMW.RequirePerm(service.PermAnnouncements))
		adsAPI.GET("/ads/config", h.AdminGetAdsConfig)
		adsAPI.PUT("/ads/config", h.AdminSaveAdsConfig)
		adsAPI.GET("/ads", h.AdminListAds)
		adsAPI.PUT("/ads/:id/approve", h.AdminApproveAd)
		adsAPI.PUT("/ads/:id/reject", h.AdminRejectAd)
		adsAPI.PUT("/ads/:id/sort", h.AdminSortAd)
		adsAPI.DELETE("/ads/:id", h.AdminDeleteAd)
		adsAPI.POST("/upload/ad-qr", middleware.RateLimitMiddleware(limiter, service.RateUpload), h.AdminUploadAdQR)
		adsAPI.GET("/sponsors/config", h.AdminGetSponsorsConfig)
		adsAPI.PUT("/sponsors/config", h.AdminSaveSponsorsConfig)

		// 侧栏管理（超级管理员/站长）：布局配置 + 自定义 HTML 工具
		staffAPI.GET("/sidebar", authMW.RequirePerm(service.PermSettings), h.AdminGetSidebar)
		staffAPI.PUT("/sidebar/config", authMW.RequirePerm(service.PermSettings), h.AdminSaveSidebarConfig)
		staffAPI.POST("/sidebar/widgets", authMW.RequirePerm(service.PermSettings), h.AdminCreateSidebarWidget)

		// 徽章管理（超级管理员/站长）：定义 CRUD + 授予/撤销
		badgeAPI := staffAPI.Group("/badges", authMW.RequirePerm(service.PermSettings))
		{
			badgeAPI.GET("", h.AdminListBadges)
			badgeAPI.POST("", h.AdminCreateBadge)
			badgeAPI.PUT("/:id", h.AdminUpdateBadge)
			badgeAPI.DELETE("/:id", h.AdminDeleteBadge)
			badgeAPI.GET("/:id/holders", h.AdminBadgeHolders)
			badgeAPI.POST("/:id/grant", h.AdminGrantBadge)
			badgeAPI.DELETE("/:id/grant/:userId", h.AdminRevokeBadge)
		}
		staffAPI.PUT("/sidebar/widgets/:id", authMW.RequirePerm(service.PermSettings), h.AdminUpdateSidebarWidget)
		staffAPI.DELETE("/sidebar/widgets/:id", authMW.RequirePerm(service.PermSettings), h.AdminDeleteSidebarWidget)

		// 友情链接管理（超级管理员/站长）：CRUD + 审批
		friendLinkAPI := staffAPI.Group("/friend-links", authMW.RequirePerm(service.PermSettings))
		{
			friendLinkAPI.GET("", h.AdminListFriendLinks)
			friendLinkAPI.POST("", h.AdminCreateFriendLink)
			friendLinkAPI.PUT("/:id", h.AdminUpdateFriendLink)
			friendLinkAPI.POST("/:id/status", h.AdminSetFriendLinkStatus)
			friendLinkAPI.DELETE("/:id", h.AdminDeleteFriendLink)
		}

		// 站点设置（超级管理员/站长）
		staffAPI.GET("/settings", authMW.RequirePerm(service.PermSettings), h.AdminGetSettings)
		opsAPI := staffAPI.Group("/settings/modules", authMW.RequirePerm(service.PermSettings))
		opsAPI.GET("/:module", h.ReadModule)
		opsAPI.PUT("/:module", h.SaveModule)
		opsAPI.POST("/:module/test", h.TestModule)
		opsAPI.GET("/:module/records", h.ModuleRecords)
		staffAPI.GET("/diagnostics", authMW.RequirePerm(service.PermSettings), h.Diagnostics)
		staffAPI.POST("/maintenance/actions", authMW.RequirePerm(service.PermSettings), h.MaintenanceAction)
		// 数据导入（旧站 / WordPress / Typecho 等，source 白名单见 service.LegacyImportSource）
		staffAPI.POST("/import/:source", authMW.RequirePerm(service.PermSettings), h.AdminImportLegacy)
		staffAPI.PUT("/settings", authMW.RequirePerm(service.PermSettings), h.UpdateSettings)
		staffAPI.POST("/upload/background", authMW.RequirePerm(service.PermSettings), middleware.RateLimitMiddleware(limiter, service.RateUpload), h.UploadBackground)
		staffAPI.POST("/upload/background/from-media", authMW.RequirePerm(service.PermSettings), middleware.RateLimitMiddleware(limiter, service.RateUpload), h.UploadBackgroundFromMedia)
		staffAPI.POST("/upload/brand", authMW.RequirePerm(service.PermSettings), middleware.RateLimitMiddleware(limiter, service.RateUpload), h.UploadBrand)
		staffAPI.POST("/upload/brand/from-media", authMW.RequirePerm(service.PermSettings), middleware.RateLimitMiddleware(limiter, service.RateUpload), h.UploadBrandFromMedia)
		// 媒体库：全站图片盘点（只读展示）+ 网格缩略图
		staffAPI.GET("/media-library", authMW.RequirePerm(service.PermSettings), h.AdminMediaLibrary)
		staffAPI.GET("/media-library/thumb", authMW.RequirePerm(service.PermSettings), h.MediaLibraryThumb)

		// 用户与权限管理（超级管理员/站长）：列表、角色授权、封禁、登录历史
		usersAPI := staffAPI.Group("", authMW.RequirePerm(service.PermUsers))
		{
			usersAPI.GET("/users", h.AdminListUsers)
			usersAPI.PUT("/users/:id/role", h.AdminUpdateUserRole)
			usersAPI.PUT("/users/:id/messages", h.AdminSetUserMessages)
			usersAPI.PUT("/users/:id/ban", h.AdminSetUserBan)
			usersAPI.GET("/users/:id/login-logs", h.AdminUserLoginLogs)
			// 积分管理：手动调整（加分计累计/扣分仅扣余额）与积分流水分页
			usersAPI.PUT("/users/:id/points", h.AdminAdjustUserPoints)
			usersAPI.GET("/users/:id/points/ledger", h.AdminUserPointLedger)
			// 站长内容档案（handler 内再校验 owner）
			usersAPI.GET("/users/:id", h.AdminGetUserAudit)
			usersAPI.GET("/users/:id/posts", h.AdminUserAuditPosts)
			usersAPI.GET("/users/:id/comments", h.AdminUserAuditComments)
			usersAPI.GET("/users/:id/messages", h.AdminUserAuditMessages)
		}

		// 板块管理（仅站长）：增删改、排序、版主授权
		boardsAPI := staffAPI.Group("", authMW.RequirePerm(service.PermBoards))
		{
			boardsAPI.GET("/boards", h.AdminListBoards)
			boardsAPI.POST("/boards", h.AdminCreateBoard)
			boardsAPI.PUT("/boards/:id", h.AdminUpdateBoard)
			boardsAPI.DELETE("/boards/:id", h.AdminDeleteBoard)
			boardsAPI.PUT("/boards/reorder", h.AdminReorderBoards)
			boardsAPI.GET("/boards/:id/moderators", h.AdminListBoardModerators)
			boardsAPI.POST("/boards/:id/moderators", h.AdminAddBoardModerator)
			boardsAPI.DELETE("/boards/:id/moderators/:uid", h.AdminRemoveBoardModerator)
		}
	}

	// 消息管理后台：登录即可（handler 内校验站点消息权或群管理员）
	msgAPI := r.Group("/api/admin", authMW.RequireAuth(), middleware.CSRFMiddleware())
	{
		msgAPI.GET("/chat/messages", h.AdminChatMessages)
		msgAPI.DELETE("/chat/rooms/:roomId/messages/:mid", h.AdminRecallChatMessage)
	}

	r.NoRoute(func(c *gin.Context) {
		c.JSON(404, gin.H{"error": "not found"})
	})

	return r, nil
}