Gin+Vue前后端分离项目实战Gin项目代码.zip

package controller import ( "github.com/gin-gonic/gin" "github.com/jinzhu/gorm" "log" "oceanlearn.teach/ginessential/common" "oceanlearn.teach/ginessential/model" "oceanlearn.teach/ginessential/response" "oceanlearn.teach/ginessential/vo" "strconv" ) type IPostController interface { RestController PageList(ctx *gin.Context) } type PostController struct { DB *gorm.DB } func (p PostController) Create(ctx *gin.Context) { var requestPost vo.CreatePostRequst // 数据验证 if err := ctx.ShouldBind(&requestPost); err != nil { log.Println(err.Error()) response.Fail(ctx, "数据验证错误", nil) return } // 获取登录用户 user user, _ := ctx.Get("user") // 创建post post := model.Post{ UserId: user.(model.User).ID, CategoryId: requestPost.CategoryId, Title: requestPost.Title, HeadImg: requestPost.HeadImg, Content: requestPost.Content, } if err := p.DB.Create(&post).Error; err != nil{ panic(err) return } response.Success(ctx, nil, "创建成功") } func (p PostController) Update(ctx *gin.Context) { var requestPost vo.CreatePostRequst // 数据验证 if err := ctx.ShouldBind(&requestPost); err != nil { log.Println(err.Error()) response.Fail(ctx, "数据验证错误", nil) return } // 获取path 中的id postId := ctx.Params.ByName("id") var post model.Post if p.DB.Where("id = ?", postId).First(&post).RecordNotFound() { response.Fail(ctx, "文章不存在", nil) return } // 判断当前用户是否为文章的作者 // 获取登录用户 user user, _ := ctx.Get("user") userId := user.(model.User).ID if userId != post.UserId { response.Fail(ctx, "文章不属于您，请勿非法操作", nil) return } // 更新文章 if err := p.DB.Model(&post).Update(requestPost).Error; err != nil { response.Fail(ctx, "更新失败", nil) return } response.Success(ctx, gin.H{"post":post}, "更新成功") } func (p PostController) Show(ctx *gin.Context) { // 获取path 中的id postId := ctx.Params.ByName("id") var post model.Post if p.DB.Preload("Category").Where("id = ?", postId).First(&post).RecordNotFound() { response.Fail(ctx, "文章不存在", nil) return } response.Success(ctx, gin.H{"post":post}, "成功") } func (p PostController) Delete(ctx *gin.Context) { // 获取path 中的id postId := ctx.Params.ByName("id") var post model.Post if p.DB.Where("id = ?", postId).First(&post).RecordNotFound() { response.Fail(ctx, "文章不存在", nil) return } // 判断当前用户是否为文章的作者 // 获取登录用户 user user, _ := ctx.Get("user") userId := user.(model.User).ID if userId != post.UserId { response.Fail(ctx, "文章不属于您，请勿非法操作", nil) return } p.DB.Delete(&post) response.Success(ctx, gin.H{"post":post}, "删除成功") } func (p PostController) PageList(ctx *gin.Context) { // 获取分页参数 pageNum,_ := strconv.Atoi(ctx.DefaultQuery("pageNum", "1")) pageSize, _ := strconv.Atoi(ctx.DefaultQuery("pageSize", "20")) // 分页 var posts []model.Post p.DB.Order("created_at desc").Offset((pageNum - 1) * pageSize).Limit(pageSize).Find(&posts); // 前端渲染分页需要知道总数 var total int p.DB.Model(model.Post{}).Count(&total) response.Success(ctx, gin.H{"data": posts, "total": total}, "成功") } func NewPostController() IPostController { db := common.GetDB(); db.AutoMigrate(model.Post{}) return PostController{DB:db} }