修改支持添加多张商品图片

controller/item_controller.go

@@ -135,13 +135,13 @@ func (c *ItemController) Create() mvc.Result {
 	}
 
 	// 验证图片文件是否存在
-	_, e = c.Service.File.GetFileId(create_item_param.Img)
+	e = c.Service.File.CheckFiles(create_item_param.Imgs)
 	if e.Error() {
 		return e.Response()
 	}
 
 	uid := GetUidFromCtx(c.Ctx)
-	item, e := c.Service.Item.CreateItem(uid, create_item_param.Itemname, create_item_param.Desc, create_item_param.Types, create_item_param.Img, create_item_param.Price)
+	item, e := c.Service.Item.CreateItem(uid, create_item_param.Itemname, create_item_param.Desc, create_item_param.Types, create_item_param.Imgs, create_item_param.Price)
 	if e.Error() {
 		return e.Response()
 	}

ecode/auth_ecode.go

@@ -7,6 +7,8 @@ const (
 	USERNAME_EXIST
 	EMAIL_EXIST
 
+	USER_SIGNUP_ERR
+
 	OAUTH_ERROR_KEY
 	OAUTH_ERROR_TOKEN
 )
@@ -18,6 +20,8 @@ var AUTH_MSG = map[int]string{
 	USERNAME_EXIST: "用户名有点火啊",
 	EMAIL_EXIST:    "邮箱已经被注册",
 
+	USER_SIGNUP_ERR: "注册失败",
+
 	OAUTH_ERROR_KEY:   "错误的 OAuth Key",
 	OAUTH_ERROR_TOKEN: "错误的 OAuth Token",
 }

ecode/file_ecode.go

@@ -4,12 +4,14 @@ const (
 	FILE_OK = iota
 	FILE_TYPE_ERR
 	FILE_NOT_FOUND
+	FILE_CREATE_ERR
 )
 
 var FILE_MSG = map[int]string{
 	FILE_OK:         "文件操作成功",
 	FILE_TYPE_ERR:   "文件类型错误！",
 	FILE_NOT_FOUND:  "文件不存在",
+	FILE_CREATE_ERR: "文件创建失败",
 }
 
 func File(id int) *Ecode {

ecode/item_ecode.go

@@ -5,6 +5,7 @@ const (
 	ITEM_NOT_FOUND
 	ITEM_PERMISSION_DENIED
 	ITEM_TYPE_EXIST
+	ITEM_CREATE_ERR
 )
 
 var ITEM_MSG = map[int]string{
@@ -12,6 +13,7 @@ var ITEM_MSG = map[int]string{
 	ITEM_NOT_FOUND:         "商品不存在",
 	ITEM_PERMISSION_DENIED: "操作权限不足",
 	ITEM_TYPE_EXIST:        "商品类型已存在",
+	ITEM_CREATE_ERR:        "商品创建失败",
 }
 
 func Item(id int) *Ecode {

model/item_model.go

@@ -20,7 +20,8 @@ type ItemModel struct {
 	TypeString string
 	Price      int
 	Desc       string
-	Img        string
+	Imgs       []string `gorm:"-"`
+	ImgString  string
 	State      string
 	Uid        uint
 }
@@ -32,11 +33,25 @@ func (i *ItemModel) BeforeCreate(tx *gorm.DB) (err error) {
 	types_string, _ := json.Marshal(i.Types)
 	types := string(types_string)
 	i.TypeString = strings.Replace(types, ",", "][", -1)
+
+	imgs_string, _ := json.Marshal(i.Imgs)
+	imgs := string(imgs_string)
+	i.ImgString = strings.Replace(imgs, ",", "][", -1)
 	return
 }
 
 func (i *ItemModel) AfterFind(tx *gorm.DB) (err error) {
 	type_string := strings.Replace(i.TypeString, "][", ",", -1)
 	err = json.Unmarshal([]byte(type_string), &i.Types)
+	if err != nil {
+		return
+	}
+
+	img_string := strings.Replace(i.ImgString, "][", ",", -1)
+	err = json.Unmarshal([]byte(img_string), &i.Imgs)
+	if err != nil {
+		return
+	}
+
 	return
 }

service/captcha_service.go

@@ -38,6 +38,9 @@ func (s *CaptchaService) SaveToDB(key, code string) {
 	captcha.Code = code
 	captcha.Key = key
 	model.DB.Create(captcha)
+	if captcha.ID == 0 {
+		return
+	}
 }
 
 func (s *CaptchaService) Validate(key, code string) *ecode.Ecode {

service/file_service.go

@@ -20,6 +20,9 @@ func (s *FileService) UploadItemImg(header *multipart.FileHeader) (*model.FileMo
 	file.Url = "/upload/item/img/" + file.Key + ".jpg"
 	file.SystemPath = "./public" + file.Url
 	model.DB.Create(file)
+	if file.ID == 0 {
+		return nil, ecode.File(ecode.FILE_CREATE_ERR)
+	}
 
 	return file, ecode.OK()
 }
@@ -45,3 +48,13 @@ func (s *FileService) GetFileId(key string) (uint, *ecode.Ecode) {
 	}
 	return file.ID, ecode.OK()
 }
+
+// 批量验证文件是否存在
+func (s *FileService) CheckFiles(keys []string) *ecode.Ecode {
+	files := make([]model.FileModel, 0)
+	model.DB.Where("`key` in (?)", keys).Find(&files)
+	if len(files) != len(keys) {
+		return ecode.File(ecode.FILE_NOT_FOUND)
+	}
+	return ecode.OK()
+}

service/item_service.go

@@ -8,17 +8,20 @@ import (
 
 type ItemService struct{}
 
-func (s *ItemService) CreateItem(uid uint, itemname string, desc string, types []int, img string, price int) (item *model.ItemModel, e *ecode.Ecode) {
+func (s *ItemService) CreateItem(uid uint, itemname string, desc string, types []int, imgs []string, price int) (item *model.ItemModel, e *ecode.Ecode) {
 	item = new(model.ItemModel)
 	e = ecode.OK()
 	item.Itemname = itemname
 	item.Desc = desc
 	item.Types = types
-	item.Img = img
+	item.Imgs = imgs
 	item.Price = price
 	item.State = model.ItemStateOnSale
 	item.Uid = uid
 	model.DB.Create(item)
+	if item.ID == 0 {
+		return nil, ecode.Item(ecode.ITEM_CREATE_ERR)
+	}
 	return
 }
 

service/user_service.go

@@ -37,6 +37,10 @@ func (u *UserService) AuthSignup(username string, password string) (user *model.
 	user.Passhash = util.MD5(user.Secret + password + user.Secret)
 	user.State = model.UserStateComfirmed
 	model.DB.Create(user)
+	if user.ID == 0 {
+		// 注册失败
+		return user, ecode.Auth(ecode.USER_SIGNUP_ERR)
+	}
 	return
 }
 

validate/item_validate.go

@@ -6,8 +6,8 @@ type CreateItemParam struct {
 	Itemname string `json:"itemname" validate:"required,max=12" example:"女大自用iPhone18"`
 	// @description 商品价格，单位为分
 	Price int `json:"price" validate:"required" example:"1000"`
-	//@description 图片ID，请用 /file/upload/item-img 接口上传图片后获取的图片唯一标识
+	//@description 图片ID，请用 /file/upload/item-img 接口上传图片后获取的图片唯一标识，多张图片请数组上传
-	Img  string `json:"img" validate:"required,len=12" example:"123456789012" description:""`
+	Imgs []string `json:"img" validate:"required" example:"123456789012,abcdefghijkl" description:""`
 	Desc string   `json:"desc" validate:"required" example:"这是一个女大自用的iPhone18"`
 	// @description 商品类型，可以有多个类型，请用数组传过来，类型id请使用 /item/types 接口获取
 	Types []int `json:"types" validate:"required" example:"1,2"`