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MetaLab/internal/model/post.go
Victor_Jay 03a01a09be feat: 实现内容系统 MVC(Post CRUD + 审核流转)
按 content-system.md 设计文档,实现帖子内容系统的最小可行 MVC。

新增:
- Model: Post 模型,含 5 种状态(draft/pending/approved/rejected/locked)
- Repository: post_repo.go,分页查询(前台 approved 列表 + 后台全状态筛选)
- Service: post_service.go,核心业务逻辑(状态流转、Markdown 渲染 Goldmark)
- Controller: post_controller + admin_post_controller,SSR 页面 6 个 + API 13 个
- Template: 列表/详情/编辑器/404 + 管理员列表,各配 CSS/JS
- 路由: /posts, /posts/:id, /posts/new, /posts/:id/edit, REST API, Admin API
- gomod: + github.com/yuin/goldmark v1.8.2

修改:
- Main: AutoMigrate Post 表
- Router: deps 注册 PostService/Controller,路由注册
- Nav: 新增“帖子”导航链接
- Admin Sidebar: 新增“内容管理”入口

设计:
- 审核开关复用 audit.enabled,开启时帖子为 draft,关闭后直接 approved
- 仅 approved 公开可见,作者/admin 可预览非公开状态帖子
- 严格分层 ISP 接口: Controller → postUseCase, Service → postStore, Repo → *PostRepo
- 状态保护: pending/locked 禁止编辑,rejected 编辑后自动重置为 draft
2026-05-27 18:22:48 +08:00

77 lines
2.3 KiB
Go

package model
import (
"time"
"gorm.io/gorm"
)
// Post 帖子/文章模型
type Post struct {
ID uint `gorm:"primarykey" json:"id"`
Title string `gorm:"type:varchar(200);not null" json:"title"`
Body string `gorm:"type:text" json:"body"`
BodyHTML string `gorm:"type:text" json:"body_html"`
UserID uint `gorm:"index;not null" json:"user_id"`
Status string `gorm:"type:varchar(20);index;default:draft;not null" json:"status"`
RejectReason string `gorm:"type:varchar(500);default:''" json:"reject_reason,omitempty"`
AllowComment bool `gorm:"default:true" json:"allow_comment"`
DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
// 非数据库字段(联表查询填充)
AuthorName string `gorm:"-:all" json:"author_name,omitempty"`
}
// 帖子状态常量
const (
PostStatusDraft = "draft"
PostStatusPending = "pending"
PostStatusApproved = "approved"
PostStatusRejected = "rejected"
PostStatusLocked = "locked"
)
// PostStatusDisplayNames 状态 → 中文名
var PostStatusDisplayNames = map[string]string{
PostStatusDraft: "草稿",
PostStatusPending: "待审核",
PostStatusApproved: "已发布",
PostStatusRejected: "已退回",
PostStatusLocked: "已锁定",
}
// PostListResult 帖子列表查询结果
type PostListResult struct {
Items []Post `json:"items"`
Total int64 `json:"total"`
Page int `json:"page"`
TotalPages int `json:"total_pages"`
}
// PostCreateRequest 发帖请求
type PostCreateRequest struct {
Title string `json:"title" binding:"required,min=1,max=200"`
Body string `json:"body" binding:"required,min=1"`
}
// PostUpdateRequest 编辑请求
type PostUpdateRequest struct {
Title string `json:"title" binding:"required,min=1,max=200"`
Body string `json:"body" binding:"required,min=1"`
}
// PostRejectRequest 退回请求
type PostRejectRequest struct {
Reason string `json:"reason" binding:"required,min=1,max=500"`
}
// PostListQuery 列表查询参数
type PostListQuery struct {
Keyword string `form:"keyword"`
Status string `form:"status"`
Page int `form:"page"`
PageSize int `form:"page_size"`
}