🎨 优化文章相关接口，新增app专用接口

api/v1/article/article.go

@@ -5,6 +5,7 @@ import (
 	"git.echol.cn/loser/lckt/model/article"
 	"git.echol.cn/loser/lckt/model/article/request"
 	r "git.echol.cn/loser/lckt/model/common/response"
+	"git.echol.cn/loser/lckt/utils/user_jwt"
 	"github.com/gin-gonic/gin"
 	"go.uber.org/zap"
 )
@@ -88,3 +89,37 @@ func (ArticleApi) ById(ctx *gin.Context) {
 	}
 	r.OkWithData(article, ctx)
 }
+
+func (ArticleApi) APPGetList(ctx *gin.Context) {
+	var p request.GetList
+	if err := ctx.ShouldBind(&p); err != nil {
+		r.FailWithMessage(err.Error(), ctx)
+		global.GVA_LOG.Error("参数有误!", zap.Error(err))
+		return
+	}
+	list, total, err := articleService.APPGetArticleList(p)
+	if err != nil {
+		global.GVA_LOG.Error("查询失败!", zap.Error(err))
+		r.FailWithMessage("查询失败:"+err.Error(), ctx)
+		return
+	}
+	r.OkWithDetailed(gin.H{"list": list, "total": total}, "查询成功", ctx)
+}
+
+// AppById 根据ID获取文章
+func (ArticleApi) AppById(ctx *gin.Context) {
+	id := ctx.Param("id")
+	if id == "" {
+		r.FailWithMessage("参数错误", ctx)
+		return
+	}
+
+	userId := user_jwt.GetUserID(ctx)
+	article, err := articleService.APPGetArticle(id, userId)
+	if err != nil {
+		global.GVA_LOG.Error("查询失败!", zap.Error(err))
+		r.FailWithMessage("查询失败:"+err.Error(), ctx)
+		return
+	}
+	r.OkWithData(article, ctx)
+}

model/article/article.go

@@ -11,8 +11,11 @@ type Article struct {
 	Content     string `json:"content" gorm:"comment:文章内容;type:longtext"`
 	CoverImg    string `json:"coverImg" gorm:"comment:文章封面图"`
 	TeacherId   int    `json:"teacherId" gorm:"comment:讲师ID"`
-	Price       int64  `json:"price" gorm:"comment:文章价格(单位为分)"`
 	TeacherName string `json:"teacherName" gorm:"comment:讲师名称"`
+	Price       int64  `json:"price" gorm:"comment:文章价格(单位为分)"`
+	IsFree      int    `json:"isFree" gorm:"comment:是否免费;default:0"` // 是否免费 0-否 1-是
+	// 分类ID
+	CategoryId int `json:"categoryId" gorm:"comment:分类ID"`
 }
 
 // TableName 文章表

model/article/request/article.go

@@ -4,6 +4,10 @@ import "git.echol.cn/loser/lckt/model/common/request"
 
 type GetList struct {
 	request.PageInfo
+	Title string `json:"title" form:"title"` // 文章标题
+	// 分类ID
+	CategoryId int `json:"categoryId" form:"categoryId"` // 分类ID
+	TeacherId  int `json:"teacherId" form:"teacherId"`   // 讲师ID
 }
 
 type DeleteIds struct {

model/article/vo/article.go

@@ -1,5 +1,18 @@
 package vo
 
+type ArticleListVo struct {
+	ID    int    `json:"id" gorm:"comment:文章ID"`
+	Title string `json:"title" gorm:"comment:文章标题"`
+	Desc  string `json:"desc" gorm:"comment:文章描述"`
+	//Content       string `json:"content" gorm:"comment:文章内容"`
+	CoverImg      string `json:"coverImg" gorm:"comment:文章封面图"`
+	Price         int64  `json:"price" gorm:"comment:文章价格(单位为分)"`
+	TeacherId     int    `json:"teacherId" gorm:"comment:讲师ID"`
+	TeacherName   string `json:"teacherName" gorm:"comment:讲师名称"`
+	TeacherAvatar string `json:"teacherAvatar" gorm:"comment:讲师头像"`
+	IsFree        int    `json:"isFree" gorm:"comment:是否免费;default:0"` // 是否免费 0-否 1-是
+}
+
 type ArticleVo struct {
 	ID            int    `json:"id" gorm:"comment:文章ID"`
 	Title         string `json:"title" gorm:"comment:文章标题"`
@@ -10,4 +23,6 @@ type ArticleVo struct {
 	TeacherId     int    `json:"teacherId" gorm:"comment:讲师ID"`
 	TeacherName   string `json:"teacherName" gorm:"comment:讲师名称"`
 	TeacherAvatar string `json:"teacherAvatar" gorm:"comment:讲师头像"`
+	IsFree        int    `json:"isFree" gorm:"comment:是否免费;default:0"` // 是否免费 0-否 1-是
+	IsBuy         int    `json:"isBuy" gorm:"comment:是否购买;default:0"`  // 是否购买 0-否 1-是
 }

router/article/article.go

@@ -16,14 +16,15 @@ func (s *ArticleRouter) InitBotRouter(Router *gin.RouterGroup, PublicRouter *gin
 		articleRouter.POST("", artApi.Create)   // 新建文章
 		articleRouter.DELETE("", artApi.Delete) // 批量删除文章
 		articleRouter.PUT("", artApi.Update)    // 更新文章
-
+		articleRouter.GET("list", artApi.List)  // 获取文章列表
+		articleRouter.GET("", artApi.ById)      // 文章开放接口
 	}
 	{
 		articleRouterWithoutRecord.GET(":id", artApi.ById) // 根据ID获取文章
 
 	}
 	{
-		articleRouterWithoutAuth.GET("list", artApi.List) // 获取文章列表
+		articleRouterWithoutAuth.GET("app/list", artApi.APPGetList) // 文章公开接口
-		articleRouterWithoutAuth.GET("", artApi.ById)     // 文章开放接口
+		articleRouterWithoutAuth.GET("app/:id", artApi.AppById)     // 文章开放接口
 	}
 }

service/article/article.go

@@ -2,8 +2,11 @@ package article
 
 import (
 	"git.echol.cn/loser/lckt/global"
+	"git.echol.cn/loser/lckt/model/app"
 	"git.echol.cn/loser/lckt/model/article"
 	"git.echol.cn/loser/lckt/model/article/request"
+	"git.echol.cn/loser/lckt/model/article/vo"
+	"go.uber.org/zap"
 )
 
 type ArticleService struct{}
@@ -39,3 +42,64 @@ func (ArticleService) GetArticleList(pageInfo request.GetList) (list []article.A
 	err = db.Limit(limit).Offset(offset).Find(&list).Error
 	return
 }
+
+func (s ArticleService) APPGetArticleList(pageInfo request.GetList) (list []vo.ArticleListVo, total int64, err error) {
+	limit := pageInfo.PageSize
+	offset := pageInfo.PageSize * (pageInfo.Page - 1)
+
+	db := global.GVA_DB.Model(&article.Article{})
+	err = db.Count(&total).Error
+	if err != nil {
+		return
+	}
+
+	if pageInfo.Title != "" {
+		db = db.Where("title LIKE ?", "%"+pageInfo.Title+"%")
+	}
+	if pageInfo.CategoryId != 0 {
+		db = db.Where("category_id = ?", pageInfo.CategoryId)
+	}
+	if pageInfo.TeacherId != 0 {
+		db = db.Where("teacher_id = ?", pageInfo.TeacherId)
+	}
+
+	if pageInfo.Keyword != "" {
+		db = db.Where("title LIKE ? OR article.desc LIKE ? OR teacher_name LIKE ?", "%"+pageInfo.Keyword+"%", "%"+pageInfo.Keyword+"%", "%"+pageInfo.Keyword+"%")
+	}
+
+	err = db.Limit(limit).Offset(offset).Omit("teacher_avatar").Order("created_at desc").Find(&list).Error
+	for i, a := range list {
+		global.GVA_DB.Table("app_user").Select("avatar").Where("id = ?", a.TeacherId).Scan(&list[i].TeacherAvatar)
+	}
+
+	return
+}
+
+func (s ArticleService) APPGetArticle(id string, userId uint) (article vo.ArticleVo, err error) {
+	err = global.GVA_DB.Table("article").Where("id = ?", id).First(&article).Error
+	if err != nil {
+		global.GVA_LOG.Error("获取文章失败", zap.Error(err))
+		return
+	}
+	article.IsBuy = 1 // 设置为已购买
+
+	global.GVA_DB.Table("app_user").Select("avatar").Where("id = ?", article.TeacherId).Scan(&article.TeacherAvatar)
+
+	// 判断是否免费
+	if article.IsFree == 0 {
+		// 如果不是免费文章，判断用户是否购买过
+		var count int64
+		err = global.GVA_DB.Model(&app.Order{}).Where("article_id = ? AND user_id = ?", id, userId).Count(&count).Error
+		if err != nil {
+			global.GVA_LOG.Error("查询用户购买记录失败", zap.Error(err))
+			return
+		}
+		if count == 0 {
+			// 用户没有购买过，隐藏Content
+			article.Content = ""
+			article.IsBuy = 0 // 设置为未购买
+		}
+	}
+
+	return
+}