58 lines
1.4 KiB
Go
58 lines
1.4 KiB
Go
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package models
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import (
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"fmt"
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"go-admin/app/admin/models/common"
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"gorm.io/gorm"
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)
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type Category struct {
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Model
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Name string `json:"name"` // 分类名称
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Number string `json:"number"` //编号
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Display int8 `json:"state"` // 1 展示 0 隐藏
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Pid string `json:"pid" gorm:"index"` //父分类的编号
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CooperativeBusinessId uint32 `json:"cooperative_business_id"` //合作商id
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}
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func (c *Category) TableName() string {
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return "erp_category"
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}
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func (c *Category) BeforeCreate(tx *gorm.DB) error {
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if c.Number == "" {
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var count int64
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var err error
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if c.Pid == "" {
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err = tx.Model(c).
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Scopes(common.ScopeCooperativeBusiness(c.CooperativeBusinessId)).
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Where("pid", "").
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Count(&count).Error
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if err != nil {
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return err
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}
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c.Number = fmt.Sprintf("%03d", count)
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} else {
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var parent Category
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err = tx.
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Scopes(common.ScopeCooperativeBusiness(c.CooperativeBusinessId)).
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Where("number", c.Pid).
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First(&parent).Error
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if err != nil {
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return err
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}
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err = tx.Model(c).
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Scopes(common.ScopeCooperativeBusiness(c.CooperativeBusinessId)).
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Where("pid", c.Pid).
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Count(&count).
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Error
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if err != nil {
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return err
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}
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c.Number = fmt.Sprintf("%s%03d", parent.Number, count)
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}
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}
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return nil
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}
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