feat: 接入计划广场后端主链路

backend/services/taskclassforum/sv/service.go

@@ -4,13 +4,10 @@ import (
 	"context"
 	"errors"
 
-	forumcontracts "github.com/LoveLosita/smartflow/backend/shared/contracts/taskclassforum"
+	forumdao "github.com/LoveLosita/smartflow/backend/services/taskclassforum/dao"
 	"gorm.io/gorm"
 )
 
-// ErrNotImplemented 表示 RPC 骨架已接线，但对应业务用例还在后续步骤实现。
-var ErrNotImplemented = errors.New("taskclassforum service method not implemented")
-
 // TaskClassSnapshotPort 是计划广场读取和写入 TaskClass 的端口。
 //
 // 职责边界：
@@ -71,12 +68,14 @@ type Options struct {
 // 3. 不拥有 TaskClass 原表，只通过 TaskClassSnapshotPort 读取和创建副本。
 type Service struct {
 	db            *gorm.DB
+	forumDAO      *forumdao.ForumDAO
 	taskClassPort TaskClassSnapshotPort
 }
 
 func New(opts Options) *Service {
 	return &Service{
 		db:            opts.DB,
+		forumDAO:      forumdao.NewForumDAO(opts.DB),
 		taskClassPort: opts.TaskClassPort,
 	}
 }
@@ -93,87 +92,3 @@ func (s *Service) Ready() error {
 	}
 	return nil
 }
-
-// ListPosts 是计划列表用例占位，第三步实现真实查询。
-func (s *Service) ListPosts(ctx context.Context, actorUserID uint64, page int, pageSize int, sort string, keyword string, tag string) ([]forumcontracts.ForumPostBrief, forumcontracts.PageResult, error) {
-	_ = ctx
-	_ = actorUserID
-	_ = page
-	_ = pageSize
-	_ = sort
-	_ = keyword
-	_ = tag
-	return nil, forumcontracts.PageResult{}, ErrNotImplemented
-}
-
-// ListTags 是标签列表用例占位，第三步实现真实聚合查询。
-func (s *Service) ListTags(ctx context.Context, actorUserID uint64, limit int) ([]forumcontracts.ForumTagItem, error) {
-	_ = ctx
-	_ = actorUserID
-	_ = limit
-	return nil, ErrNotImplemented
-}
-
-// CreatePost 是发布计划用例占位，第三步会通过 TaskClassSnapshotPort 读取旧计划快照。
-func (s *Service) CreatePost(ctx context.Context, req forumcontracts.CreateForumPostRequest) (*forumcontracts.ForumPostBrief, error) {
-	_ = ctx
-	_ = req
-	return nil, ErrNotImplemented
-}
-
-// GetPost 是计划详情用例占位，第三步实现帖子和模板快照读取。
-func (s *Service) GetPost(ctx context.Context, actorUserID uint64, postID uint64) (*forumcontracts.ForumPostDetail, error) {
-	_ = ctx
-	_ = actorUserID
-	_ = postID
-	return nil, ErrNotImplemented
-}
-
-// LikePost 是点赞用例占位，第三步实现唯一约束和计数更新。
-func (s *Service) LikePost(ctx context.Context, actorUserID uint64, postID uint64) (forumcontracts.ForumPostCounters, forumcontracts.ForumPostViewerState, error) {
-	_ = ctx
-	_ = actorUserID
-	_ = postID
-	return forumcontracts.ForumPostCounters{}, forumcontracts.ForumPostViewerState{}, ErrNotImplemented
-}
-
-// UnlikePost 是取消点赞用例占位，第三步实现幂等撤销。
-func (s *Service) UnlikePost(ctx context.Context, actorUserID uint64, postID uint64) (forumcontracts.ForumPostCounters, forumcontracts.ForumPostViewerState, error) {
-	_ = ctx
-	_ = actorUserID
-	_ = postID
-	return forumcontracts.ForumPostCounters{}, forumcontracts.ForumPostViewerState{}, ErrNotImplemented
-}
-
-// ListComments 是评论树查询用例占位，第三步实现根评论分页和服务层组树。
-func (s *Service) ListComments(ctx context.Context, actorUserID uint64, postID uint64, page int, pageSize int, sort string) ([]forumcontracts.ForumCommentNode, forumcontracts.PageResult, error) {
-	_ = ctx
-	_ = actorUserID
-	_ = postID
-	_ = page
-	_ = pageSize
-	_ = sort
-	return nil, forumcontracts.PageResult{}, ErrNotImplemented
-}
-
-// CreateComment 是发表评论或回复用例占位，第三步实现父子评论校验和幂等。
-func (s *Service) CreateComment(ctx context.Context, req forumcontracts.CreateForumCommentRequest) (*forumcontracts.ForumCommentNode, error) {
-	_ = ctx
-	_ = req
-	return nil, ErrNotImplemented
-}
-
-// DeleteComment 是删除自己评论用例占位，第三步实现软删除和权限判断。
-func (s *Service) DeleteComment(ctx context.Context, actorUserID uint64, commentID uint64) (*forumcontracts.DeleteForumCommentResult, error) {
-	_ = ctx
-	_ = actorUserID
-	_ = commentID
-	return nil, ErrNotImplemented
-}
-
-// ImportPost 是一键导入用例占位，第三步会保证同一用户同一帖子只导入一次。
-func (s *Service) ImportPost(ctx context.Context, req forumcontracts.ImportForumPostRequest) (*forumcontracts.ImportForumPostResult, error) {
-	_ = ctx
-	_ = req
-	return nil, ErrNotImplemented
-}