新增了：发放系统优惠卷

api/dao/userCoupon.go

@@ -4,7 +4,9 @@ import (
 	"gorm.io/gorm"
 	"gorm.io/gorm/clause"
 	"hospital-admin-api/api/model"
+	"hospital-admin-api/api/requests"
 	"hospital-admin-api/global"
+	"strings"
 	"time"
 )
 
@@ -73,6 +75,15 @@ func (r *UserCouponDao) GetUserCouponList(maps interface{}) (m []*model.UserCoup
 	return m, nil
 }
 
+// GetUserCoupon 获取
+func (r *UserCouponDao) GetUserCoupon(maps interface{}) (m *model.UserCoupon, err error) {
+	err = global.Db.Where(maps).First(&m).Error
+	if err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
 // AddUserCoupon 新增用户优惠卷
 func (r *UserCouponDao) AddUserCoupon(tx *gorm.DB, model *model.UserCoupon) (*model.UserCoupon, error) {
 	if err := tx.Create(model).Error; err != nil {
@@ -117,3 +128,117 @@ func (r *UserCouponDao) GetUserAllObjectTypeCoupon(userId int64, distributionObj
 	}
 	return m, nil
 }
+
+// GetUserCouponPageSearch 获取用户优惠卷列表-分页
+func (r *UserCouponDao) GetUserCouponPageSearch(req requests.GetUserCouponPage, page, pageSize int) (m []*model.UserCoupon, total int64, err error) {
+	var totalRecords int64
+
+	// 构建查询条件
+	query := global.Db.Model(&model.UserCoupon{})
+
+	// 用户
+	query = query.Preload("User", func(db *gorm.DB) *gorm.DB {
+		return db.Omit("user_password", "salt")
+	})
+
+	query = query.Preload("Coupon")
+
+	// 优惠卷名称
+	if req.CouponName != "" {
+		query = query.Where("coupon_name LIKE ?", "%"+req.CouponName+"%")
+	}
+
+	// 优惠卷编号
+	if req.CouponId != "" {
+		query = query.Where("coupon_id = ?", req.CouponId)
+	}
+
+	// 使用状态
+	if req.UserCouponStatus != nil {
+		query = query.Where("user_coupon_status = ?", req.UserCouponStatus)
+	}
+
+	// 使用时间
+	if req.CouponUseDate != "" {
+		couponUseDate := strings.Split(req.CouponUseDate, "&")
+		if len(couponUseDate) == 2 {
+			startTime, _ := time.Parse("2006-01-02", couponUseDate[0])
+			endTime, _ := time.Parse("2006-01-02", couponUseDate[1])
+
+			endTime = endTime.Add(23*time.Hour + 59*time.Minute + 59*time.Second)
+
+			query = query.Where("coupon_use_date BETWEEN ? AND ?", startTime, endTime)
+		}
+	}
+
+	// 有效使用时间
+	if req.ValidStartTime != "" {
+		validStartTime := strings.Split(req.ValidStartTime, "&")
+		if len(validStartTime) == 2 {
+			startTime, _ := time.Parse("2006-01-02", validStartTime[0])
+			endTime, _ := time.Parse("2006-01-02", validStartTime[1])
+
+			endTime = endTime.Add(23*time.Hour + 59*time.Minute + 59*time.Second)
+
+			query = query.Where("valid_start_time BETWEEN ? AND ?", startTime, endTime)
+		}
+	}
+
+	// 过期使用时间
+	if req.ValidEndTime != "" {
+		validEndTime := strings.Split(req.ValidEndTime, "&")
+		if len(validEndTime) == 2 {
+			startTime, _ := time.Parse("2006-01-02", validEndTime[0])
+			endTime, _ := time.Parse("2006-01-02", validEndTime[1])
+
+			endTime = endTime.Add(23*time.Hour + 59*time.Minute + 59*time.Second)
+
+			query = query.Where("valid_end_time BETWEEN ? AND ?", startTime, endTime)
+		}
+	}
+
+	// 创建时间
+	if req.CreatedAt != "" {
+		createdAt := strings.Split(req.CreatedAt, "&")
+		if len(createdAt) == 2 {
+			startTime, _ := time.Parse("2006-01-02", createdAt[0])
+			endTime, _ := time.Parse("2006-01-02", createdAt[1])
+
+			endTime = endTime.Add(23*time.Hour + 59*time.Minute + 59*time.Second)
+
+			query = query.Where("created_at BETWEEN ? AND ?", startTime, endTime)
+		}
+	}
+
+	// 手机号
+	if req.Mobile != "" {
+		subQuery := global.Db.Model(&model.User{}).
+			Select("user_id").
+			Where("mobile LIKE ?", "%"+req.Mobile+"%")
+
+		query = query.Where(gorm.Expr("user_id IN (?)", subQuery))
+	}
+
+	// 用户名
+	if req.UserName != "" {
+		subQuery := global.Db.Model(&model.UserPatient{}).
+			Select("user_id").
+			Where("user_name LIKE ?", "%"+req.UserName+"%")
+
+		query = query.Where(gorm.Expr("user_id IN (?)", subQuery))
+	}
+
+	// 排序
+	query = query.Order("created_at desc")
+
+	// 查询总数量
+	if err := query.Count(&totalRecords).Error; err != nil {
+		return nil, 0, err
+	}
+
+	err = query.Scopes(model.Paginate(page, pageSize)).Find(&m).Error
+	if err != nil {
+		return nil, 0, err
+	}
+	return m, totalRecords, nil
+}