bindbox-game/internal/service/user/item_card_add.go
邹方成 45815bfb7d chore: 清理无用文件与优化代码结构
refactor(utils): 修复密码哈希比较逻辑错误
feat(user): 新增按状态筛选优惠券接口
docs: 添加虚拟发货与任务中心相关文档
fix(wechat): 修正Code2Session上下文传递问题
test: 补充订单折扣与积分转换测试用例
build: 更新配置文件与构建脚本
style: 清理多余的空行与注释
2025-12-18 17:35:55 +08:00

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package user
import (
"context"
"errors"
"time"
"bindbox-game/internal/repository/mysql/model"
"gorm.io/gorm"
)
// AddItemCard 给用户添加道具卡
// 功能描述:
// - 根据道具卡模板ID查询模板信息
// - 验证道具卡状态是否有效status=1
// - 创建用户道具卡记录,继承模板的有效期设置
// - 支持批量添加quantity参数控制数量
//
// 参数说明:
// - ctx: 上下文
// - userID: 用户ID
// - cardID: 道具卡模板ID
// - quantity: 添加数量,如果<=0则默认为1
//
// 返回说明:
// - error: 错误信息,包括数据库查询失败、模板不存在等情况
func (s *service) AddItemCard(ctx context.Context, userID int64, cardID int64, quantity int) error {
if quantity <= 0 {
quantity = 1
}
if quantity > 100 {
quantity = 100
}
tpl, err := s.readDB.SystemItemCards.WithContext(ctx).Where(s.readDB.SystemItemCards.ID.Eq(cardID)).First()
if err != nil {
return err
}
if tpl == nil || tpl.Status != 1 {
return errors.New("item card not found or disabled")
}
// 用户持有上限同模板未使用数量最多10张
exist, eerr := s.readDB.UserItemCards.WithContext(ctx).
Where(s.readDB.UserItemCards.UserID.Eq(userID)).
Where(s.readDB.UserItemCards.CardID.Eq(cardID)).
Where(s.readDB.UserItemCards.Status.Eq(1)).
Count()
if eerr != nil {
return eerr
}
if exist >= 10 {
return gorm.ErrInvalidData
}
now := time.Now()
for i := 0; i < quantity; i++ {
item := &model.UserItemCards{UserID: userID, CardID: cardID, Status: 1}
if !tpl.ValidStart.IsZero() {
item.ValidStart = tpl.ValidStart
} else {
item.ValidStart = now
}
if !tpl.ValidEnd.IsZero() {
item.ValidEnd = tpl.ValidEnd
}
do := s.writeDB.UserItemCards.WithContext(ctx)
// 避免写入未使用相关字段的零值,触发 MySQL 时间字段校验错误
do = do.Omit(
s.writeDB.UserItemCards.UsedAt,
s.writeDB.UserItemCards.UsedDrawLogID,
s.writeDB.UserItemCards.UsedActivityID,
s.writeDB.UserItemCards.UsedIssueID,
)
if tpl.ValidEnd.IsZero() {
do = do.Omit(s.writeDB.UserItemCards.ValidEnd)
}
if err := do.Create(item); err != nil {
return err
}
}
return nil
}
func (s *service) VoidUserItemCard(ctx context.Context, adminID int64, userID int64, userItemCardID int64) error {
if userID <= 0 || userItemCardID <= 0 {
return gorm.ErrInvalidData
}
uc, err := s.readDB.UserItemCards.WithContext(ctx).
Where(s.readDB.UserItemCards.ID.Eq(userItemCardID)).
Where(s.readDB.UserItemCards.UserID.Eq(userID)).
First()
if err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return gorm.ErrRecordNotFound
}
return err
}
if uc.Status != 1 {
return gorm.ErrInvalidData
}
db := s.repo.GetDbW()
if err := db.Exec("UPDATE user_item_cards SET status=3, updated_at=NOW(3), remark=CONCAT(IFNULL(remark,''),'|void_by_admin') WHERE id=? AND user_id=? AND status=1", userItemCardID, userID).Error; err != nil {
return err
}
_ = adminID
return nil
}