148 lines
3.8 KiB
Go
148 lines
3.8 KiB
Go
package dao
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import (
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"gorm.io/gorm"
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"gorm.io/gorm/clause"
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"hepa-calc-api/api/model"
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"hepa-calc-api/global"
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)
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type CouponDao struct {
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}
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// GetCouponById 获取数据-id
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func (r *CouponDao) GetCouponById(CouponId int64) (m *model.Coupon, err error) {
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err = global.Db.First(&m, CouponId).Error
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if err != nil {
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return nil, err
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}
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return m, nil
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}
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// GetCouponPreloadById 获取数据-加载全部关联-id
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func (r *CouponDao) GetCouponPreloadById(CouponId int64) (m *model.Coupon, err error) {
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err = global.Db.Preload(clause.Associations).First(&m, CouponId).Error
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if err != nil {
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return nil, err
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}
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return m, nil
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}
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// DeleteCoupon 删除
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func (r *CouponDao) DeleteCoupon(tx *gorm.DB, maps interface{}) error {
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err := tx.Where(maps).Delete(&model.Coupon{}).Error
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if 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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// DeleteCouponById 删除-id
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func (r *CouponDao) DeleteCouponById(tx *gorm.DB, CouponId int64) error {
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if err := tx.Delete(&model.Coupon{}, CouponId).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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// EditCoupon 修改
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func (r *CouponDao) EditCoupon(tx *gorm.DB, maps interface{}, data interface{}) error {
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err := tx.Model(&model.Coupon{}).Where(maps).Updates(data).Error
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if 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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// EditCouponById 修改-id
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func (r *CouponDao) EditCouponById(tx *gorm.DB, CouponId int64, data interface{}) error {
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err := tx.Model(&model.Coupon{}).Where("coupon_id = ?", CouponId).Updates(data).Error
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if 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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// GetCouponList 获取列表
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func (r *CouponDao) GetCouponList(maps interface{}) (m []*model.Coupon, err error) {
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err = global.Db.Where(maps).Find(&m).Error
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if err != nil {
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return nil, err
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}
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return m, nil
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}
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// GetCouponCount 获取数量
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func (r *CouponDao) GetCouponCount(maps interface{}) (total int64, err error) {
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err = global.Db.Model(&model.Coupon{}).Where(maps).Count(&total).Error
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if err != nil {
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return 0, err
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}
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return total, nil
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}
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// GetCouponListRand 获取列表-随机
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func (r *CouponDao) GetCouponListRand(maps interface{}, limit int) (m []*model.Coupon, err error) {
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err = global.Db.Where(maps).Order("rand()").Limit(limit).Find(&m).Error
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if err != nil {
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return nil, err
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}
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return m, nil
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}
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// AddCoupon 新增
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func (r *CouponDao) AddCoupon(tx *gorm.DB, model *model.Coupon) (*model.Coupon, error) {
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if err := tx.Create(model).Error; err != nil {
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return nil, err
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}
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return model, nil
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}
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// GetCoupon 获取
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func (r *CouponDao) GetCoupon(maps interface{}) (m *model.Coupon, err error) {
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err = global.Db.Where(maps).First(&m).Error
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if err != nil {
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return nil, err
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}
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return m, nil
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}
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// GetCouponListByValidTime 获取列表-今天开始时间/过期时间
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func (r *CouponDao) GetCouponListByValidTime(maps interface{}, startTime, endTime string) (m []*model.Coupon, err error) {
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err = global.Db.Where(maps).Where("valid_end_time BETWEEN ? AND ?", startTime, endTime).Find(&m).Error
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if err != nil {
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return nil, err
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}
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return m, nil
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}
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// Inc 自增
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func (r *CouponDao) Inc(tx *gorm.DB, couponId int64, field string, numeral int) error {
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err := tx.Model(&model.Coupon{}).Where("coupon_id = ?", couponId).UpdateColumn(field, gorm.Expr(field+" + ?", numeral)).Error
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if 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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// Dec 自减
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func (r *CouponDao) Dec(tx *gorm.DB, couponId int64, field string, numeral int) error {
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err := tx.Model(&model.Coupon{}).Where("coupon_id = ?", couponId).UpdateColumn(field, gorm.Expr(field+" - ?", numeral)).Error
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if 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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// GetFillUserInfoCouponList 发放用户完善资料优惠卷列表
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func (r *CouponDao) GetFillUserInfoCouponList() (m []*model.Coupon, err error) {
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err = global.Db.
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Where("coupon_status = ?", 1).
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Where("distribution_object in ?", []int{1, 4}).
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Find(&m).Error
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if err != nil {
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return nil, err
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}
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return m, nil
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}
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