迭代计划准备
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@@ -1,6 +1,8 @@
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# 需求04:退款中资产禁止换货
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# 需求04:退款中资产禁止换货
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# 需求06:资产最后到期时间
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> 状态:待评审
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---
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## 需求04:退款中禁止换货
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@@ -9,8 +11,13 @@
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资产存在**未结束**的退款申请时,不允许操作换货,提示"该资产存在退款申请,无法操作换货"。
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未结束状态:1=待审批、4=已退回(退回给提交人修改中)。
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终态(不拦截):2=已通过、3=已拒绝。
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拦截范围:
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- `status=1` 待审批。
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- `status=4` 已退回,等待提交人修改。
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- `status=2` 已通过但 `processing_status!=2`,实际退款仍在处理、等待处理或失败重试。
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不拦截:`status=3` 已拒绝,或 `status=2 AND processing_status=2` 已完成实际退款。`processing_status` 由需求20新增。
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### 数据模型
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@@ -41,10 +48,17 @@ RefundStatusReturned = 4 // 已退回(退回给提交人,仍拦截换货)
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func (s *RefundStore) HasActiveRefundByCard(ctx context.Context, cardID uint) (bool, error) {
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var count int64
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err := s.db.WithContext(ctx).Model(&model.RefundRequest{}).
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Where("iot_card_id = ? AND status IN (?, ?) AND deleted_at IS NULL",
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Where(`iot_card_id = ?
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AND deleted_at IS NULL
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AND (
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status IN (?, ?)
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OR (status = ? AND processing_status <> ?)
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)`,
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cardID,
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model.RefundStatusPending, // 1=待审批
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model.RefundStatusReturned, // 4=已退回(拦截)
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model.RefundStatusApproved, // 2=审批已通过
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constants.ProcessingStatusSucceeded,
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).Count(&count).Error
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return count > 0, err
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}
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@@ -53,10 +67,17 @@ func (s *RefundStore) HasActiveRefundByCard(ctx context.Context, cardID uint) (b
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func (s *RefundStore) HasActiveRefundByDevice(ctx context.Context, deviceID uint) (bool, error) {
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var count int64
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err := s.db.WithContext(ctx).Model(&model.RefundRequest{}).
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Where("device_id = ? AND status IN (?, ?) AND deleted_at IS NULL",
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Where(`device_id = ?
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AND deleted_at IS NULL
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AND (
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status IN (?, ?)
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OR (status = ? AND processing_status <> ?)
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)`,
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deviceID,
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model.RefundStatusPending, // 1=待审批
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model.RefundStatusReturned, // 4=已退回(拦截)
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model.RefundStatusApproved, // 2=审批已通过
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constants.ProcessingStatusSucceeded,
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).Count(&count).Error
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return count > 0, err
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}
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@@ -94,9 +115,11 @@ func (s *ExchangeService) validateNoActiveRefund(ctx context.Context, asset *res
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### 业务规则
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资产详情页展示:**当前生效套餐 + 所有待生效套餐**中最晚的到期时间。
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资产详情页展示:**当前生效主套餐 + 所有待生效主套餐按队列接续后的预计最后到期时间**。
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(即所有排队套餐依次激活完毕后,资产最终什么时候到期)
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不能只取已经写入 `expires_at` 的最大值。排队套餐通常尚未激活,`expires_at` 为空,但其购买时的周期和时长已经确定,正常情况下仍可推算最终到期时间。
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加油包不延长主套餐服务周期,不参与本字段计算。已失效、已退款或已过期的使用记录不参与。
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### 接口
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@@ -115,69 +138,66 @@ GET /api/admin/assets/resolve/:identifier
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**DTO 新增字段**(`internal/model/dto/asset_dto.go` → `AssetResolveResponse`):
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```go
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// 所有套餐(生效中+待生效)中最晚的到期时间,无套餐时为 null
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LastPackageExpiresAt *time.Time `json:"last_package_expires_at" description:"所有套餐(生效中+待生效)的最后到期时间,无套餐时为 null"`
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// 当前主套餐及排队主套餐接续后的预计最后到期时间,无可推算套餐时为 null
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LastPackageExpiresAt *time.Time `json:"last_package_expires_at" description:"当前主套餐及排队主套餐接续后的预计最后到期时间,无可推算套餐时为null"`
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```
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**Store 新增方法**(`internal/store/postgres/package_usage_store.go`):
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```go
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// GetActiveAndQueuedByCardID 获取卡的生效中和待生效套餐
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func (s *PackageUsageStore) GetActiveAndQueuedByCardID(ctx context.Context, cardID uint) ([]*model.PackageUsage, error) {
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// GetProjectableMainPackagesByCardID 获取可推算的当前/排队主套餐。
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func (s *PackageUsageStore) GetProjectableMainPackagesByCardID(ctx context.Context, cardID uint) ([]*model.PackageUsage, error) {
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var usages []*model.PackageUsage
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err := s.db.WithContext(ctx).
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Where("iot_card_id = ? AND status IN (?, ?) AND deleted_at IS NULL", cardID,
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Where("iot_card_id = ? AND master_usage_id IS NULL AND status IN (?, ?, ?) AND deleted_at IS NULL", cardID,
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constants.PackageUsageStatusActive, // 1=生效中
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constants.PackageUsageStatusPending, // 0=待生效
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constants.PackageUsageStatusDepleted, // 2=已用完但仍占用当前周期
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).
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Order("created_at ASC").
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Order("priority ASC, created_at ASC, id ASC").
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Find(&usages).Error
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return usages, err
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}
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// GetActiveAndQueuedByDeviceID 获取设备的生效中和待生效套餐
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func (s *PackageUsageStore) GetActiveAndQueuedByDeviceID(ctx context.Context, deviceID uint) ([]*model.PackageUsage, error) {
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// GetProjectableMainPackagesByDeviceID 获取可推算的当前/排队主套餐。
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func (s *PackageUsageStore) GetProjectableMainPackagesByDeviceID(ctx context.Context, deviceID uint) ([]*model.PackageUsage, error) {
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var usages []*model.PackageUsage
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err := s.db.WithContext(ctx).
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Where("device_id = ? AND status IN (?, ?) AND deleted_at IS NULL", deviceID,
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Where("device_id = ? AND master_usage_id IS NULL AND status IN (?, ?, ?) AND deleted_at IS NULL", deviceID,
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constants.PackageUsageStatusActive, // 1=生效中
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constants.PackageUsageStatusPending, // 0=待生效
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constants.PackageUsageStatusDepleted, // 2=已用完但仍占用当前周期
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).
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Order("created_at ASC").
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Order("priority ASC, created_at ASC, id ASC").
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Find(&usages).Error
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return usages, err
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}
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```
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> 注:待生效套餐的 `expires_at` 可能为 null(实名即生效尚未实名),取已知 expires_at 中的最大值。
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新建 `PackageUsage` 必须快照 `calendar_type_snapshot`、`duration_months_snapshot`、`duration_days_snapshot`,与需求05的 `expiry_base_snapshot` 一起在购买时写入。旧记录没有时长快照时才回退读取当前套餐,且仅作为历史兼容。
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**Service 计算逻辑**(在 `ResolveAsset` 结果组装处添加):
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```go
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var lastExpiry *time.Time
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var usages []*model.PackageUsage
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if card != nil {
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usages, _ = s.packageUsageStore.GetActiveAndQueuedByCardID(ctx, card.ID)
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} else if device != nil {
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usages, _ = s.packageUsageStore.GetActiveAndQueuedByDeviceID(ctx, device.ID)
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}
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for _, u := range usages {
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if u.ExpiresAt == nil {
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continue
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}
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if lastExpiry == nil || u.ExpiresAt.After(*lastExpiry) {
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lastExpiry = u.ExpiresAt
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}
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// 1. 找当前主套餐的 expires_at 作为 cursor。
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// 2. 按 priority、created_at、id 遍历排队主套餐。
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// 3. 每个排队套餐以 cursor 为预计激活点,使用其购买时长快照计算新的 cursor。
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// 4. cursor 即预计最后到期时间。
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lastExpiry, err := s.packageUsageStore.ProjectLastMainPackageExpiry(ctx, assetType, assetID, now)
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if err != nil {
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return nil, err
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}
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resp.LastPackageExpiresAt = lastExpiry
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```
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`ProjectLastMainPackageExpiry` 是 Query 计算,不写快照表:当前主套餐到期时间变化、排队套餐新增/退款失效后,下一次详情查询立即反映。若资产没有当前套餐且队首套餐仍等待无法预测的外部前置条件(例如尚未实名),返回 `null`,前端显示“—”,不伪造日期。
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### 前端
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资产详情"套餐信息"板块新增展示:
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```
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最后到期时间:2027-01-01
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预计最后到期时间:2027-01-01
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```
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读取 `resolve` 接口返回的 `last_package_expires_at`,有值则展示,无值(无套餐)展示"—"。
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