feat(admin): 完善站点设置、内容回收站与后台菜单分组
新增站点设置与内容管理（含已删除恢复/清除），用户页改用独有运营指标，并按概览/内容/成员与经济/站点重组侧栏。 Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
395
backend/service/admin_content.go
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395
backend/service/admin_content.go
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package service
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import (
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"errors"
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"strings"
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"time"
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"github.com/freefire/jiang13-bbs/model"
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"gorm.io/gorm"
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)
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// 内容库管理错误
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var (
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ErrContentNotDeleted = errors.New("仅已删除内容可彻底清除")
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ErrContentNotFound = errors.New("内容不存在")
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)
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const adminContentPageSize = 15
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// AdminContentStatus 列表筛选：live=未删除全部状态；其余为具体状态或已删除
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type AdminContentStatus string
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const (
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AdminContentLive AdminContentStatus = "live"
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AdminContentPending AdminContentStatus = "pending"
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AdminContentRejected AdminContentStatus = "rejected"
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AdminContentPublished AdminContentStatus = "published"
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AdminContentDeleted AdminContentStatus = "deleted"
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)
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// AdminContentCounts 当前操作者可见范围内的数量（用于页内 Tab）
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type AdminContentCounts struct {
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PostsLive int64 `json:"posts_live"`
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PostsPending int64 `json:"posts_pending"`
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PostsRejected int64 `json:"posts_rejected"`
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PostsDeleted int64 `json:"posts_deleted"`
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CommentsLive int64 `json:"comments_live"`
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CommentsPending int64 `json:"comments_pending"`
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CommentsRejected int64 `json:"comments_rejected"`
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CommentsDeleted int64 `json:"comments_deleted"`
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}
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// AdminContentPost 后台帖子列表项
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type AdminContentPost struct {
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ID uint `json:"id"`
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Title string `json:"title"`
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Status string `json:"status"`
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Deleted bool `json:"deleted"`
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DeletedAt *time.Time `json:"deleted_at,omitempty"`
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CreatedAt time.Time `json:"created_at"`
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CommentCount int `json:"comment_count"`
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BoardID uint `json:"board_id"`
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Board model.Board `json:"board"`
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User model.User `json:"user"`
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}
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// AdminContentComment 后台评论列表项
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type AdminContentComment struct {
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ID uint `json:"id"`
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PostID uint `json:"post_id"`
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PostTitle string `json:"post_title"`
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BoardID uint `json:"board_id"`
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Content string `json:"content"`
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Status string `json:"status"`
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Deleted bool `json:"deleted"`
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DeletedAt *time.Time `json:"deleted_at,omitempty"`
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CreatedAt time.Time `json:"created_at"`
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Board model.Board `json:"board"`
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User model.User `json:"user"`
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}
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func normalizeAdminStatus(raw string) AdminContentStatus {
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switch AdminContentStatus(raw) {
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case AdminContentPending, AdminContentRejected, AdminContentPublished, AdminContentDeleted:
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return AdminContentStatus(raw)
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default:
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return AdminContentLive
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}
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}
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func applyPostStatusFilter(q *gorm.DB, st AdminContentStatus) *gorm.DB {
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switch st {
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case AdminContentDeleted:
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return q.Where("deleted_at IS NOT NULL")
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case AdminContentPending, AdminContentRejected, AdminContentPublished:
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return q.Where("deleted_at IS NULL AND status = ?", string(st))
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default:
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return q.Where("deleted_at IS NULL")
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}
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}
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func applyCommentStatusFilter(q *gorm.DB, st AdminContentStatus) *gorm.DB {
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switch st {
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case AdminContentDeleted:
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return q.Where("comments.deleted_at IS NOT NULL")
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case AdminContentPending, AdminContentRejected, AdminContentPublished:
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return q.Where("comments.deleted_at IS NULL AND comments.status = ?", string(st))
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default:
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return q.Where("comments.deleted_at IS NULL")
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}
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}
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func (s *ModerationService) scopedPosts(actor *Actor) *gorm.DB {
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q := s.db.Unscoped().Model(&model.Post{})
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if actor != nil && actor.Role == model.RoleBoardAdmin {
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if len(actor.BoardIDs) == 0 {
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return q.Where("1 = 0")
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}
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q = q.Where("board_id IN ?", actor.BoardIDs)
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}
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return q
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}
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func (s *ModerationService) scopedComments(actor *Actor) *gorm.DB {
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q := s.db.Unscoped().Table("comments").
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Joins("JOIN posts ON posts.id = comments.post_id")
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if actor != nil && actor.Role == model.RoleBoardAdmin {
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if len(actor.BoardIDs) == 0 {
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return q.Where("1 = 0")
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}
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q = q.Where("posts.board_id IN ?", actor.BoardIDs)
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}
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return q
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}
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// AdminContentCounts 各筛选桶数量（每次独立起查询，避免 Where 叠加）
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func (s *ModerationService) AdminContentCounts(actor *Actor) AdminContentCounts {
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var c AdminContentCounts
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s.scopedPosts(actor).Where("deleted_at IS NULL").Count(&c.PostsLive)
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s.scopedPosts(actor).Where("deleted_at IS NULL AND status = ?", model.ContentStatusPending).Count(&c.PostsPending)
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s.scopedPosts(actor).Where("deleted_at IS NULL AND status = ?", model.ContentStatusRejected).Count(&c.PostsRejected)
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s.scopedPosts(actor).Where("deleted_at IS NOT NULL").Count(&c.PostsDeleted)
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s.scopedComments(actor).Where("comments.deleted_at IS NULL").Count(&c.CommentsLive)
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s.scopedComments(actor).Where("comments.deleted_at IS NULL AND comments.status = ?", model.ContentStatusPending).Count(&c.CommentsPending)
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s.scopedComments(actor).Where("comments.deleted_at IS NULL AND comments.status = ?", model.ContentStatusRejected).Count(&c.CommentsRejected)
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s.scopedComments(actor).Where("comments.deleted_at IS NOT NULL").Count(&c.CommentsDeleted)
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return c
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}
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// ListAdminPosts 后台帖子库（含已删除）
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func (s *ModerationService) ListAdminPosts(actor *Actor, status, keyword string, page int) ([]AdminContentPost, int64, error) {
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if page < 1 {
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page = 1
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}
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st := normalizeAdminStatus(status)
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q := applyPostStatusFilter(s.scopedPosts(actor), st)
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if kw := strings.TrimSpace(keyword); kw != "" {
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like := "%" + kw + "%"
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q = q.Where("title ILIKE ?", like)
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}
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var total int64
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if err := q.Count(&total).Error; err != nil {
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return nil, 0, err
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}
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var posts []model.Post
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if err := q.Order("id DESC").
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Offset((page - 1) * adminContentPageSize).Limit(adminContentPageSize).
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Preload("Board").Preload("User").
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Find(&posts).Error; err != nil {
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return nil, 0, err
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}
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items := make([]AdminContentPost, 0, len(posts))
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for _, p := range posts {
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it := AdminContentPost{
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ID: p.ID,
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Title: p.Title,
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Status: p.Status,
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CreatedAt: p.CreatedAt,
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CommentCount: p.CommentCount,
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BoardID: p.BoardID,
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Board: p.Board,
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User: p.User,
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}
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if p.DeletedAt.Valid {
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it.Deleted = true
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t := p.DeletedAt.Time
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it.DeletedAt = &t
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}
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items = append(items, it)
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}
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return items, total, nil
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}
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// ListAdminComments 后台评论库（含已删除；所属帖即使已删仍可见标题）
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func (s *ModerationService) ListAdminComments(actor *Actor, status, keyword string, page int) ([]AdminContentComment, int64, error) {
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if page < 1 {
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page = 1
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}
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st := normalizeAdminStatus(status)
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q := applyCommentStatusFilter(s.scopedComments(actor), st)
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if kw := strings.TrimSpace(keyword); kw != "" {
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like := "%" + kw + "%"
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q = q.Where("comments.content ILIKE ?", like)
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}
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var total int64
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if err := q.Count(&total).Error; err != nil {
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return nil, 0, err
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}
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type row struct {
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ID uint
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PostID uint
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Content string
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Status string
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CreatedAt time.Time
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DeletedAt gorm.DeletedAt
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BoardID uint
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PostTitle string
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UserID uint
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}
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var rows []row
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if err := q.Select("comments.id, comments.post_id, comments.content, comments.status, comments.created_at, comments.deleted_at, posts.board_id, posts.title AS post_title, comments.user_id").
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Order("comments.id DESC").
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Offset((page - 1) * adminContentPageSize).Limit(adminContentPageSize).
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Scan(&rows).Error; err != nil {
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return nil, 0, err
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}
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boardIDs := make([]uint, 0)
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userIDs := make([]uint, 0)
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seenB := map[uint]struct{}{}
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seenU := map[uint]struct{}{}
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for _, r := range rows {
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if _, ok := seenB[r.BoardID]; !ok {
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seenB[r.BoardID] = struct{}{}
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boardIDs = append(boardIDs, r.BoardID)
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}
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if _, ok := seenU[r.UserID]; !ok {
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seenU[r.UserID] = struct{}{}
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userIDs = append(userIDs, r.UserID)
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}
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}
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boards := map[uint]model.Board{}
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if len(boardIDs) > 0 {
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var list []model.Board
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s.db.Where("id IN ?", boardIDs).Find(&list)
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for _, b := range list {
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boards[b.ID] = b
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}
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}
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users := map[uint]model.User{}
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if len(userIDs) > 0 {
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var list []model.User
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s.db.Where("id IN ?", userIDs).Find(&list)
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for _, u := range list {
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users[u.ID] = u
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}
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}
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items := make([]AdminContentComment, 0, len(rows))
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for _, r := range rows {
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it := AdminContentComment{
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ID: r.ID,
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PostID: r.PostID,
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PostTitle: r.PostTitle,
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BoardID: r.BoardID,
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Content: r.Content,
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Status: r.Status,
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CreatedAt: r.CreatedAt,
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Board: boards[r.BoardID],
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User: users[r.UserID],
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}
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if r.DeletedAt.Valid {
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it.Deleted = true
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t := r.DeletedAt.Time
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it.DeletedAt = &t
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}
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items = append(items, it)
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}
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return items, total, nil
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}
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func (s *ModerationService) loadPostUnscoped(actor *Actor, id uint) (*model.Post, error) {
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var post model.Post
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if err := s.db.Unscoped().First(&post, id).Error; err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, ErrContentNotFound
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}
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return nil, err
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}
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if !actor.CanModerateBoard(post.BoardID) {
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return nil, ErrModerationForbidden
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}
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return &post, nil
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}
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func (s *ModerationService) loadCommentUnscoped(actor *Actor, id uint) (*model.Comment, uint, error) {
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var cm model.Comment
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if err := s.db.Unscoped().First(&cm, id).Error; err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, 0, ErrContentNotFound
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}
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return nil, 0, err
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}
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var post model.Post
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if err := s.db.Unscoped().Select("id", "board_id").First(&post, cm.PostID).Error; err != nil {
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return nil, 0, ErrContentNotFound
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}
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if !actor.CanModerateBoard(post.BoardID) {
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return nil, 0, ErrModerationForbidden
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}
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return &cm, post.BoardID, nil
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}
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// SoftDeletePost 软删帖子（未删除时）
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func (s *ModerationService) SoftDeletePost(actor *Actor, id uint) error {
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post, err := s.loadPostUnscoped(actor, id)
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if err != nil {
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return err
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}
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if post.DeletedAt.Valid {
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return errors.New("帖子已在回收站")
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}
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return s.db.Delete(post).Error
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}
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// RestorePost 从回收站恢复帖子
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func (s *ModerationService) RestorePost(actor *Actor, id uint) error {
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post, err := s.loadPostUnscoped(actor, id)
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if err != nil {
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return err
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}
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if !post.DeletedAt.Valid {
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return errors.New("帖子未被删除")
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}
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return s.db.Unscoped().Model(&model.Post{}).Where("id = ?", id).Update("deleted_at", nil).Error
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}
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// PurgePost 彻底删除已软删帖子及其评论
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func (s *ModerationService) PurgePost(actor *Actor, id uint) error {
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post, err := s.loadPostUnscoped(actor, id)
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if err != nil {
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return err
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}
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if !post.DeletedAt.Valid {
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return ErrContentNotDeleted
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}
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return s.db.Transaction(func(tx *gorm.DB) error {
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if err := tx.Unscoped().Where("post_id = ?", id).Delete(&model.Comment{}).Error; err != nil {
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return err
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}
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return tx.Unscoped().Delete(&model.Post{}, id).Error
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})
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}
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// SoftDeleteComment 软删单条评论（不级联子树，后台点对点清理）
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func (s *ModerationService) SoftDeleteComment(actor *Actor, id uint) error {
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cm, _, err := s.loadCommentUnscoped(actor, id)
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if err != nil {
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return err
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}
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if cm.DeletedAt.Valid {
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return errors.New("评论已在回收站")
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}
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if err := s.db.Delete(cm).Error; err != nil {
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return err
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}
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if cm.Status == model.ContentStatusPublished {
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s.db.Model(&model.Post{}).Where("id = ?", cm.PostID).
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UpdateColumn("comment_count", gorm.Expr("GREATEST(comment_count - 1, 0)"))
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}
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return nil
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}
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// RestoreComment 恢复单条评论
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func (s *ModerationService) RestoreComment(actor *Actor, id uint) error {
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cm, _, err := s.loadCommentUnscoped(actor, id)
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if err != nil {
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return err
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}
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if !cm.DeletedAt.Valid {
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return errors.New("评论未被删除")
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}
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if err := s.db.Unscoped().Model(&model.Comment{}).Where("id = ?", id).Update("deleted_at", nil).Error; err != nil {
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return err
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}
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if cm.Status == model.ContentStatusPublished {
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s.db.Model(&model.Post{}).Where("id = ?", cm.PostID).
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UpdateColumn("comment_count", gorm.Expr("comment_count + 1"))
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}
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return nil
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}
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// PurgeComment 彻底删除已软删评论
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func (s *ModerationService) PurgeComment(actor *Actor, id uint) error {
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cm, _, err := s.loadCommentUnscoped(actor, id)
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if err != nil {
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return err
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}
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if !cm.DeletedAt.Valid {
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return ErrContentNotDeleted
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}
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return s.db.Unscoped().Delete(&model.Comment{}, id).Error
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}
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Reference in New Issue
Block a user