43 lines
862 B
Go
43 lines
862 B
Go
package model
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import (
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"encoding/json"
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"strings"
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"gorm.io/gorm"
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)
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const (
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ItemStateOnSale = "onsale"
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ItemStateDelete = "delete"
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)
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// type 是外部输入的 []int 类型，需要转换成 string 类型存储到数据库
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type ItemModel struct {
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BaseModel
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Itemname string
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Types []int `gorm:"-"`
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TypeString string
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Price int
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Desc string
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Img string
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State string
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Uid uint
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}
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func (m *ItemModel) TableName() string {
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return "items"
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}
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func (i *ItemModel) BeforeCreate(tx *gorm.DB) (err error) {
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types_string, _ := json.Marshal(i.Types)
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types := string(types_string)
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i.TypeString = strings.Replace(types, ",", "][", -1)
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return
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}
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func (i *ItemModel) AfterFind(tx *gorm.DB) (err error) {
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type_string := strings.Replace(i.TypeString, "][", ",", -1)
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err = json.Unmarshal([]byte(type_string), &i.Types)
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return
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}
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