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116 lines
2.6 KiB
116 lines
2.6 KiB
package jyy
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import (
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"errors"
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"recook/internal/libs/bean"
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"recook/internal/v2/model/jyy"
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"recook/internal/v2/model/recook/goods"
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"git.oa00.com/go/mysql"
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"gorm.io/gorm"
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"gorm.io/gorm/clause"
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)
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type ActivityList struct {
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bean.Page
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}
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func (o logic) GetActivities(args ActivityList) (res []jyy.Activity, total int64, err error) {
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query := mysql.Db.Table((&jyy.Activity{}).TableName())
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query.Count(&total)
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query.Preload("GoodsList.GoodsInfo").Limit(args.GetLimit()).Offset(args.GetStart()).Find(&res)
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return
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}
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type ActivityInfo struct {
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jyy.Activity
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}
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func (o logic) CreateActivity(obj ActivityInfo) error {
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obj.ID = 0
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obj.Status = 1
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var temp []goods.RecookGoodsInfoModel
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ids := make([]uint, 0)
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for _, v := range obj.GoodsList {
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ids = append(ids, v.GoodsID)
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}
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mysql.Db.Find(&temp, "id in (?)", ids)
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if len(temp) == 0 {
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return errors.New("goods不合法")
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}
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obj.GoodsList = obj.GoodsList[0:0]
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for _, v := range temp {
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obj.GoodsList = append(obj.GoodsList, jyy.ActivityGoods{
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GoodsID: v.Id,
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})
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}
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if err := mysql.Db.Create(&obj).Error; err != nil {
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return err
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}
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return nil
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}
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type ActivityInfoUpdate struct {
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jyy.Activity
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}
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func (o logic) UpdateActivity(obj ActivityInfoUpdate) error {
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var ac1 jyy.Activity
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if err := mysql.Db.First(&ac1, "id = ?", obj.ID).Error; err != nil {
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return err
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}
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var temp []goods.RecookGoodsInfoModel
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ids := make([]uint, 0)
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for _, v := range obj.GoodsList {
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ids = append(ids, v.GoodsID)
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}
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mysql.Db.Clauses(clause.OrderBy{
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Expression: clause.Expr{SQL: "FIELD(id,?)", Vars: []interface{}{ids}, WithoutParentheses: true}}).Find(&temp, "id in (?)", ids)
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if len(temp) == 0 {
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return errors.New("goods不合法")
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}
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if err := mysql.Db.Transaction(func(tx *gorm.DB) error {
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if err := tx.Model(&obj).Updates(obj).Error; err != nil {
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return err
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}
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if err := tx.Delete(&jyy.ActivityGoods{}, "activity_id = ?", ac1.ID).Error; err != nil {
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return err
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}
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s := make([]jyy.ActivityGoods, 0)
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for _, v := range temp {
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s = append(s, jyy.ActivityGoods{
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ActivityID: obj.ID,
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GoodsID: v.Id,
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})
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}
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if len(s) != 0 {
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if err := tx.Create(&s).Error; err != nil {
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return err
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}
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}
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return nil
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}); err != nil {
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return err
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}
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return nil
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}
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type ArgsActivityDelete struct {
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ID uint `json:"id" validate:"required"`
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}
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func (o logic) DeleteActivity(args ArgsActivityDelete) error {
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if err := mysql.Db.Transaction(func(tx *gorm.DB) error {
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if err := tx.Delete(&jyy.Activity{}, "id = ?", args.ID).Error; err != nil {
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return err
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}
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if err := tx.Delete(&jyy.ActivityGoods{}, "activity_id = ?", args.ID).Error; err != nil {
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return err
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}
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return nil
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}); err != nil {
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return err
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}
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return nil
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}
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