邹方成
45815bfb7d
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
133 lines
3.5 KiB
Go
133 lines
3.5 KiB
Go
package user
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import (
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"context"
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"strconv"
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"time"
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)
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// ProductInfo 商品简要信息
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type ProductInfo struct {
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ID int64 `json:"id"`
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Name string `json:"name"`
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Image string `json:"image"`
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Price int64 `json:"price"`
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}
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type ShipmentGroup struct {
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ExpressCode string `json:"express_code"`
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ExpressNo string `json:"express_no"`
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BatchNo string `json:"batch_no"`
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Status int32 `json:"status"`
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Count int64 `json:"count"`
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ShippedAt *time.Time `json:"shipped_at,omitempty"`
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ReceivedAt *time.Time `json:"received_at,omitempty"`
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InventoryIDs []int64 `json:"inventory_ids"`
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ProductIDs []int64 `json:"product_ids"`
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Products []ProductInfo `json:"products"`
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}
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func (s *service) ListUserShipmentGroups(ctx context.Context, userID int64, page, pageSize int) (items []*ShipmentGroup, total int64, err error) {
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q := s.readDB.ShippingRecords.WithContext(ctx).ReadDB().Where(s.readDB.ShippingRecords.UserID.Eq(userID))
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total, err = q.Count()
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if err != nil {
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return nil, 0, err
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}
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if page <= 0 {
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page = 1
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}
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if pageSize <= 0 {
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pageSize = 20
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}
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if pageSize > 100 {
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pageSize = 100
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}
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rows, err := q.Order(s.readDB.ShippingRecords.UpdatedAt.Desc(), s.readDB.ShippingRecords.ID.Desc()).Offset((page - 1) * pageSize).Limit(pageSize).Find()
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if err != nil {
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return nil, 0, err
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}
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type acc struct {
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status int32
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shippedAt *time.Time
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receivedAt *time.Time
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inv []int64
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pid []int64
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}
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m := make(map[string]*acc)
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meta := make(map[string]struct{ code, no, batch string })
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order := make([]string, 0) // 保持顺序
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for _, r := range rows {
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// 分组优先级：运单号 > 批次号 > 记录ID
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key := ""
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if r.ExpressNo != "" {
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// 有运单号，按运单号分组
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key = "E|" + r.ExpressCode + "|" + r.ExpressNo
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} else if r.BatchNo != "" {
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// 无运单号但有批次号，按批次号分组
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key = "B|" + r.BatchNo
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} else {
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// 无运单号也无批次号，按记录ID独立
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key = "_" + strconv.FormatInt(r.ID, 10)
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}
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if _, ok := m[key]; !ok {
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m[key] = &acc{}
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meta[key] = struct{ code, no, batch string }{r.ExpressCode, r.ExpressNo, r.BatchNo}
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order = append(order, key)
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}
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a := m[key]
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if a.status == 0 || r.Status >= a.status {
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a.status = r.Status
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}
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if !r.ShippedAt.IsZero() {
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t := r.ShippedAt
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a.shippedAt = &t
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}
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if !r.ReceivedAt.IsZero() {
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t := r.ReceivedAt
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a.receivedAt = &t
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}
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a.inv = append(a.inv, r.InventoryID)
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if r.ProductID > 0 {
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a.pid = append(a.pid, r.ProductID)
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}
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}
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items = make([]*ShipmentGroup, 0, len(m))
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for _, k := range order {
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a := m[k]
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md := meta[k]
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c := int64(len(a.inv))
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// 获取商品详情（去重）
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pidSet := make(map[int64]struct{})
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for _, pid := range a.pid {
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pidSet[pid] = struct{}{}
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}
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products := make([]ProductInfo, 0, len(pidSet))
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for pid := range pidSet {
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if prod, _ := s.readDB.Products.WithContext(ctx).ReadDB().Where(s.readDB.Products.ID.Eq(pid)).First(); prod != nil {
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products = append(products, ProductInfo{
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ID: prod.ID,
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Name: prod.Name,
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Image: prod.ImagesJSON,
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Price: prod.Price,
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})
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}
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}
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items = append(items, &ShipmentGroup{
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ExpressCode: md.code,
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ExpressNo: md.no,
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BatchNo: md.batch,
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Status: a.status,
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Count: c,
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ShippedAt: a.shippedAt,
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ReceivedAt: a.receivedAt,
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InventoryIDs: a.inv,
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ProductIDs: a.pid,
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Products: products,
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})
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}
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return items, int64(len(items)), nil
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}
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