feat(admin): add comprehensive admin management system
- Add admin handlers and services for users, posts, comments, groups, and dashboard - Implement role permission management with ability to view and update permissions - Add database seeding for roles and Casbin permission policies - Upgrade Casbin from v2 to v3 with GORM adapter for persistent policy storage - Add admin-specific repository methods with filtering and pagination - Register new admin API routes under /api/v1/admin/*
This commit is contained in:
243
internal/service/admin_comment_service.go
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243
internal/service/admin_comment_service.go
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package service
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import (
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"context"
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"encoding/json"
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"carrot_bbs/internal/dto"
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"carrot_bbs/internal/model"
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"carrot_bbs/internal/repository"
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)
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// AdminCommentService 管理端评论服务接口
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type AdminCommentService interface {
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// GetCommentList 获取评论列表（分页、搜索、状态筛选）
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GetCommentList(ctx context.Context, page, pageSize int, keyword, postID, authorID, status, startDate, endDate string) ([]dto.AdminCommentListResponse, int64, error)
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// GetCommentDetail 获取评论详情
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GetCommentDetail(ctx context.Context, commentID string) (*dto.AdminCommentDetailResponse, error)
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// DeleteComment 删除评论
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DeleteComment(ctx context.Context, commentID string) error
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// BatchDeleteComments 批量删除评论
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BatchDeleteComments(ctx context.Context, ids []string) (*dto.AdminBatchOperationResponse, error)
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// GetCommentsByPostID 获取帖子的评论列表
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GetCommentsByPostID(ctx context.Context, postID string, page, pageSize int) ([]dto.AdminCommentListResponse, int64, error)
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}
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// adminCommentServiceImpl 管理端评论服务实现
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type adminCommentServiceImpl struct {
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commentRepo *repository.CommentRepository
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postRepo *repository.PostRepository
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}
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// NewAdminCommentService 创建管理端评论服务
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func NewAdminCommentService(commentRepo *repository.CommentRepository, postRepo *repository.PostRepository) AdminCommentService {
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return &adminCommentServiceImpl{
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commentRepo: commentRepo,
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postRepo: postRepo,
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}
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}
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// GetCommentList 获取评论列表
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func (s *adminCommentServiceImpl) GetCommentList(ctx context.Context, page, pageSize int, keyword, postID, authorID, status, startDate, endDate string) ([]dto.AdminCommentListResponse, int64, error) {
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filter := repository.AdminCommentListFilter{
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Keyword: keyword,
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PostID: postID,
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AuthorID: authorID,
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Status: status,
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StartDate: startDate,
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EndDate: endDate,
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Page: page,
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PageSize: pageSize,
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}
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comments, total, err := s.commentRepo.GetAdminCommentList(filter)
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if err != nil {
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return nil, 0, err
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}
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responses := make([]dto.AdminCommentListResponse, len(comments))
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for i, comment := range comments {
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responses[i] = s.convertCommentToAdminListResponse(comment)
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}
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return responses, total, nil
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}
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// GetCommentDetail 获取评论详情
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func (s *adminCommentServiceImpl) GetCommentDetail(ctx context.Context, commentID string) (*dto.AdminCommentDetailResponse, error) {
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comment, err := s.commentRepo.GetAdminCommentByID(commentID)
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if err != nil {
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return nil, err
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}
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return s.convertCommentToAdminDetailResponse(comment), nil
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}
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// DeleteComment 删除评论
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func (s *adminCommentServiceImpl) DeleteComment(ctx context.Context, commentID string) error {
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return s.commentRepo.Delete(commentID)
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}
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// BatchDeleteComments 批量删除评论
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func (s *adminCommentServiceImpl) BatchDeleteComments(ctx context.Context, ids []string) (*dto.AdminBatchOperationResponse, error) {
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failedIDs, err := s.commentRepo.BatchDelete(ids)
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if err != nil {
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return &dto.AdminBatchOperationResponse{
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Success: false,
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Message: "批量删除失败",
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Failed: ids,
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}, err
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}
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if len(failedIDs) == 0 {
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return &dto.AdminBatchOperationResponse{
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Success: true,
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Message: "批量删除成功",
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}, nil
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}
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return &dto.AdminBatchOperationResponse{
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Success: true,
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Message: "部分评论删除成功",
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Failed: failedIDs,
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}, nil
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}
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// GetCommentsByPostID 获取帖子的评论列表
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func (s *adminCommentServiceImpl) GetCommentsByPostID(ctx context.Context, postID string, page, pageSize int) ([]dto.AdminCommentListResponse, int64, error) {
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comments, total, err := s.commentRepo.GetCommentsByPostIDForAdmin(postID, page, pageSize)
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if err != nil {
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return nil, 0, err
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}
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responses := make([]dto.AdminCommentListResponse, len(comments))
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for i, comment := range comments {
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responses[i] = s.convertCommentToAdminListResponse(comment)
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}
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return responses, total, nil
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}
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// convertCommentToAdminListResponse 转换评论为管理端列表响应
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func (s *adminCommentServiceImpl) convertCommentToAdminListResponse(comment *model.Comment) dto.AdminCommentListResponse {
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// 解析图片
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var images []dto.CommentImageResponse
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if comment.Images != "" {
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var urls []string
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if err := json.Unmarshal([]byte(comment.Images), &urls); err == nil {
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images = make([]dto.CommentImageResponse, len(urls))
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for i, url := range urls {
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images[i] = dto.CommentImageResponse{URL: url}
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}
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}
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}
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// 作者信息
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var author *dto.UserResponse
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if comment.User != nil {
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author = &dto.UserResponse{
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ID: comment.User.ID,
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Username: comment.User.Username,
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Nickname: comment.User.Nickname,
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Email: comment.User.Email,
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Phone: comment.User.Phone,
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Avatar: comment.User.Avatar,
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Bio: comment.User.Bio,
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Website: comment.User.Website,
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Location: comment.User.Location,
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CreatedAt: comment.User.CreatedAt.Format("2006-01-02T15:04:05Z07:00"),
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}
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}
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// 帖子简要信息
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var postInfo *dto.AdminCommentPostInfo
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if comment.PostID != "" {
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postInfo = &dto.AdminCommentPostInfo{
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ID: comment.PostID,
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}
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// 尝试获取帖子标题
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post, err := s.postRepo.GetByID(comment.PostID)
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if err == nil && post != nil {
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postInfo.Title = post.Title
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}
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}
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return dto.AdminCommentListResponse{
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ID: comment.ID,
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PostID: comment.PostID,
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UserID: comment.UserID,
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ParentID: comment.ParentID,
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RootID: comment.RootID,
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Content: comment.Content,
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Images: images,
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Status: string(comment.Status),
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LikesCount: comment.LikesCount,
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RepliesCount: comment.RepliesCount,
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CreatedAt: comment.CreatedAt.Format("2006-01-02T15:04:05Z07:00"),
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UpdatedAt: comment.UpdatedAt.Format("2006-01-02T15:04:05Z07:00"),
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Author: author,
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Post: postInfo,
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}
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}
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// convertCommentToAdminDetailResponse 转换评论为管理端详情响应
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func (s *adminCommentServiceImpl) convertCommentToAdminDetailResponse(comment *model.Comment) *dto.AdminCommentDetailResponse {
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// 解析图片
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var images []dto.CommentImageResponse
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if comment.Images != "" {
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var urls []string
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if err := json.Unmarshal([]byte(comment.Images), &urls); err == nil {
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images = make([]dto.CommentImageResponse, len(urls))
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for i, url := range urls {
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images[i] = dto.CommentImageResponse{URL: url}
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}
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}
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}
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// 作者信息
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var author *dto.UserResponse
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if comment.User != nil {
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author = &dto.UserResponse{
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ID: comment.User.ID,
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Username: comment.User.Username,
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Nickname: comment.User.Nickname,
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Email: comment.User.Email,
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Phone: comment.User.Phone,
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Avatar: comment.User.Avatar,
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Bio: comment.User.Bio,
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Website: comment.User.Website,
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Location: comment.User.Location,
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CreatedAt: comment.User.CreatedAt.Format("2006-01-02T15:04:05Z07:00"),
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}
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}
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// 帖子简要信息
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var postInfo *dto.AdminCommentPostInfo
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if comment.PostID != "" {
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postInfo = &dto.AdminCommentPostInfo{
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ID: comment.PostID,
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}
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// 尝试获取帖子标题
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post, err := s.postRepo.GetByID(comment.PostID)
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if err == nil && post != nil {
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postInfo.Title = post.Title
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}
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}
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return &dto.AdminCommentDetailResponse{
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ID: comment.ID,
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PostID: comment.PostID,
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UserID: comment.UserID,
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ParentID: comment.ParentID,
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RootID: comment.RootID,
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Content: comment.Content,
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Images: images,
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Status: string(comment.Status),
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LikesCount: comment.LikesCount,
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RepliesCount: comment.RepliesCount,
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CreatedAt: comment.CreatedAt.Format("2006-01-02T15:04:05Z07:00"),
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UpdatedAt: comment.UpdatedAt.Format("2006-01-02T15:04:05Z07:00"),
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Author: author,
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Post: postInfo,
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}
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}
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