diff --git a/server/app/goauto/access/purchaser.go b/server/app/goauto/access/purchaser.go
index acdeb8f..a9f8302 100644
--- a/server/app/goauto/access/purchaser.go
+++ b/server/app/goauto/access/purchaser.go
@@ -110,6 +110,7 @@ var AdminAPIs = []APIPermission{
{"批量 AI 匹配采购规格", "/api/admin/v1/purchase-tasks/batch-spec-match", "POST", true},
{"批量创建采购任务", "/api/admin/v1/purchase-tasks/batch", "POST", true},
{"批量重试采购任务", "/api/admin/v1/purchase-tasks/batch-retry", "POST", true},
+ {"回填SYB采购单号", "/api/admin/v1/purchase-tasks/syb-order-writeback", "POST", true},
{"创建备货采购任务", "/api/admin/v1/purchase-tasks/stock", "POST", true},
{"查看采购任务详情", "/api/admin/v1/purchase-tasks/:taskId", "GET", true},
{"创建采购任务", "/api/admin/v1/purchase-tasks", "POST", true},
diff --git a/server/app/goauto/access/purchaser_test.go b/server/app/goauto/access/purchaser_test.go
index 837e9b1..2f8645a 100644
--- a/server/app/goauto/access/purchaser_test.go
+++ b/server/app/goauto/access/purchaser_test.go
@@ -2,6 +2,15 @@ package access
import "testing"
+func TestPurchaserMayWritebackOrderNumber(t *testing.T) {
+ for _, permission := range PurchaserAPIs() {
+ if permission.Method == "POST" && permission.Path == "/api/admin/v1/purchase-tasks/syb-order-writeback" {
+ return
+ }
+ }
+ t.Fatal("missing purchaser order number writeback permission")
+}
+
func TestPurchaserPermissionMatrixHasNoDuplicates(t *testing.T) {
seen := map[string]bool{}
for _, permission := range AdminAPIs {
diff --git a/server/app/goauto/migrations/migrate.go b/server/app/goauto/migrations/migrate.go
index 2b1206f..0fc643e 100644
--- a/server/app/goauto/migrations/migrate.go
+++ b/server/app/goauto/migrations/migrate.go
@@ -56,6 +56,9 @@ func MigratedModels() []any {
&models.PDDAccount{},
&models.PurchaseTask{},
&models.PurchaseTaskAttempt{},
+ &models.PurchaseOrderWriteback{},
+ &models.PurchaseOrderWritebackLease{},
+ &models.PurchaseOrderWritebackCommand{},
&models.PurchaseSpecMatchWorkItem{},
&models.CollectionRule{},
&models.PurchaseRule{},
diff --git a/server/app/goauto/models/purchase_order_writeback.go b/server/app/goauto/models/purchase_order_writeback.go
new file mode 100644
index 0000000..b862697
--- /dev/null
+++ b/server/app/goauto/models/purchase_order_writeback.go
@@ -0,0 +1,43 @@
+package models
+
+import "time"
+
+// PurchaseOrderWriteback is independent of the legacy logistics writeback fields.
+type PurchaseOrderWriteback struct {
+ ID uint64 `gorm:"primaryKey;autoIncrement"`
+ PurchaseTaskID uint64 `gorm:"not null;uniqueIndex"`
+ StockID int64 `gorm:"not null;index:idx_order_writeback_target,priority:1"`
+ DetailID int64 `gorm:"not null;index:idx_order_writeback_target,priority:2"`
+ OrderNo string `json:"-" gorm:"size:100;not null"`
+ Status string `gorm:"size:24;not null;index"`
+ AttemptCount int `gorm:"not null;default:0"`
+ WriteStarted bool `gorm:"not null;default:false"`
+ LeaseOwner string `gorm:"size:36"`
+ LeaseExpiresAt *time.Time
+ ErrorCode string `gorm:"size:80"`
+ ErrorMessage string `gorm:"size:300"`
+ CompletedAt *time.Time
+ CreatedAt time.Time
+ UpdatedAt time.Time
+}
+
+func (PurchaseOrderWriteback) TableName() string { return "purchase_order_writeback" }
+
+// A singleton lease serializes all SYB order-number writers, including different
+// tasks that resolve to the same remote stock/detail identity.
+type PurchaseOrderWritebackLease struct {
+ ID uint64 `gorm:"primaryKey"`
+ Owner string `gorm:"size:36"`
+ ExpiresAt *time.Time
+}
+
+func (PurchaseOrderWritebackLease) TableName() string { return "purchase_order_writeback_lease" }
+
+type PurchaseOrderWritebackCommand struct {
+ RequestID string `gorm:"primaryKey;size:36"`
+ InputHash string `gorm:"size:64;not null"`
+ ResultJSON string `json:"-" gorm:"type:text;not null"`
+ CreatedAt time.Time
+}
+
+func (PurchaseOrderWritebackCommand) TableName() string { return "purchase_order_writeback_command" }
diff --git a/server/app/goauto/purchase/admin_query.go b/server/app/goauto/purchase/admin_query.go
index ccfb0f0..d3ab64a 100644
--- a/server/app/goauto/purchase/admin_query.go
+++ b/server/app/goauto/purchase/admin_query.go
@@ -25,59 +25,60 @@ type AdminListRequest struct {
}
type AdminTaskItem struct {
- ID uint64 `json:"id"`
- TaskType string `json:"taskType"`
- ExecutionMode string `json:"executionMode"`
- Status string `json:"status"`
- SYBProductID *uint64 `json:"sybProductId,omitempty"`
- ShopeeProductID *uint64 `json:"shopeeProductId,omitempty"`
- PDDProductID uint64 `json:"pddProductId"`
- DeviceID *uint64 `json:"deviceId,omitempty"`
- DeviceName string `json:"deviceName,omitempty"`
- ShopeeItemIDSnapshot string `json:"shopeeItemIdSnapshot"`
- ShopeeOrderNoSnapshot string `json:"shopeeOrderNoSnapshot"`
- ShopeeTitleSnapshot string `json:"shopeeTitleSnapshot"`
- ShopeeShopNameSnapshot string `json:"shopeeShopNameSnapshot"`
- PDDGoodsIDSnapshot string `json:"pddGoodsIdSnapshot"`
- PDDTitleSnapshot string `json:"pddTitleSnapshot"`
- TargetColorSnapshot string `json:"targetColorSnapshot"`
- TargetSizeSnapshot string `json:"targetSizeSnapshot"`
- MappedColorSnapshot string `json:"mappedColorSnapshot"`
- MappedSizeSnapshot string `json:"mappedSizeSnapshot"`
- SpecSource string `json:"specSource"`
- Quantity int64 `json:"quantity"`
- ReferenceUnitPriceCent int64 `json:"referenceUnitPriceCent"`
- MinUnitPriceCent int64 `json:"minUnitPriceCent"`
- MaxUnitPriceCent int64 `json:"maxUnitPriceCent"`
- Currency string `json:"currency"`
- PDDAccountRefSnapshot string `json:"pddAccountRefSnapshot"`
- AddressSuffix string `json:"addressSuffix"`
- PDDOrderNo *string `json:"pddOrderNo,omitempty"`
- OrderSubmittedAt *time.Time `json:"orderSubmittedAt,omitempty"`
- PDDOrderAmountCent *int64 `json:"pddOrderAmountCent,omitempty"`
- IrreversibleAt *time.Time `json:"irreversibleAt,omitempty"`
- PaymentReviewStatus string `json:"paymentReviewStatus"`
- PaymentReviewedAt *time.Time `json:"paymentReviewedAt,omitempty"`
- TrackingNo *string `json:"trackingNo,omitempty"`
- TrackingCollectedAt *time.Time `json:"trackingCollectedAt,omitempty"`
- LogisticsStatus string `json:"logisticsStatus"`
- WritebackStatus string `json:"writebackStatus"`
- WritebackAt *time.Time `json:"writebackAt,omitempty"`
- RePurchaseAuthorizedAt *time.Time `json:"rePurchaseAuthorizedAt,omitempty"`
- RePurchaseConsumedAt *time.Time `json:"rePurchaseConsumedAt,omitempty"`
- CancelledAt *time.Time `json:"cancelledAt,omitempty"`
- CancelReason *string `json:"cancelReason,omitempty"`
- ErrorCode *string `json:"errorCode,omitempty"`
- ErrorMessage *string `json:"errorMessage,omitempty"`
- Retryable bool `json:"retryable"`
- RetryDisabledCode string `json:"retryDisabledCode,omitempty"`
- RetryDisabledReason string `json:"retryDisabledReason,omitempty"`
- StatusVersion uint64 `json:"statusVersion"`
- StatusChangedAt time.Time `json:"statusChangedAt"`
- CreatedAt time.Time `json:"createdAt"`
- UpdatedAt time.Time `json:"updatedAt"`
- Matching MatchingView `json:"matching"`
- ImageSearchLinked bool `json:"imageSearchLinked,omitempty"`
+ OrderWriteback OrderWritebackView `json:"orderWriteback"`
+ ID uint64 `json:"id"`
+ TaskType string `json:"taskType"`
+ ExecutionMode string `json:"executionMode"`
+ Status string `json:"status"`
+ SYBProductID *uint64 `json:"sybProductId,omitempty"`
+ ShopeeProductID *uint64 `json:"shopeeProductId,omitempty"`
+ PDDProductID uint64 `json:"pddProductId"`
+ DeviceID *uint64 `json:"deviceId,omitempty"`
+ DeviceName string `json:"deviceName,omitempty"`
+ ShopeeItemIDSnapshot string `json:"shopeeItemIdSnapshot"`
+ ShopeeOrderNoSnapshot string `json:"shopeeOrderNoSnapshot"`
+ ShopeeTitleSnapshot string `json:"shopeeTitleSnapshot"`
+ ShopeeShopNameSnapshot string `json:"shopeeShopNameSnapshot"`
+ PDDGoodsIDSnapshot string `json:"pddGoodsIdSnapshot"`
+ PDDTitleSnapshot string `json:"pddTitleSnapshot"`
+ TargetColorSnapshot string `json:"targetColorSnapshot"`
+ TargetSizeSnapshot string `json:"targetSizeSnapshot"`
+ MappedColorSnapshot string `json:"mappedColorSnapshot"`
+ MappedSizeSnapshot string `json:"mappedSizeSnapshot"`
+ SpecSource string `json:"specSource"`
+ Quantity int64 `json:"quantity"`
+ ReferenceUnitPriceCent int64 `json:"referenceUnitPriceCent"`
+ MinUnitPriceCent int64 `json:"minUnitPriceCent"`
+ MaxUnitPriceCent int64 `json:"maxUnitPriceCent"`
+ Currency string `json:"currency"`
+ PDDAccountRefSnapshot string `json:"pddAccountRefSnapshot"`
+ AddressSuffix string `json:"addressSuffix"`
+ PDDOrderNo *string `json:"pddOrderNo,omitempty"`
+ OrderSubmittedAt *time.Time `json:"orderSubmittedAt,omitempty"`
+ PDDOrderAmountCent *int64 `json:"pddOrderAmountCent,omitempty"`
+ IrreversibleAt *time.Time `json:"irreversibleAt,omitempty"`
+ PaymentReviewStatus string `json:"paymentReviewStatus"`
+ PaymentReviewedAt *time.Time `json:"paymentReviewedAt,omitempty"`
+ TrackingNo *string `json:"trackingNo,omitempty"`
+ TrackingCollectedAt *time.Time `json:"trackingCollectedAt,omitempty"`
+ LogisticsStatus string `json:"logisticsStatus"`
+ WritebackStatus string `json:"writebackStatus"`
+ WritebackAt *time.Time `json:"writebackAt,omitempty"`
+ RePurchaseAuthorizedAt *time.Time `json:"rePurchaseAuthorizedAt,omitempty"`
+ RePurchaseConsumedAt *time.Time `json:"rePurchaseConsumedAt,omitempty"`
+ CancelledAt *time.Time `json:"cancelledAt,omitempty"`
+ CancelReason *string `json:"cancelReason,omitempty"`
+ ErrorCode *string `json:"errorCode,omitempty"`
+ ErrorMessage *string `json:"errorMessage,omitempty"`
+ Retryable bool `json:"retryable"`
+ RetryDisabledCode string `json:"retryDisabledCode,omitempty"`
+ RetryDisabledReason string `json:"retryDisabledReason,omitempty"`
+ StatusVersion uint64 `json:"statusVersion"`
+ StatusChangedAt time.Time `json:"statusChangedAt"`
+ CreatedAt time.Time `json:"createdAt"`
+ UpdatedAt time.Time `json:"updatedAt"`
+ Matching MatchingView `json:"matching"`
+ ImageSearchLinked bool `json:"imageSearchLinked,omitempty"`
}
type AdminAttemptItem struct {
@@ -170,8 +171,13 @@ func (s *Service) AdminList(ctx context.Context, req AdminListRequest) (AdminLis
return AdminListResponse{}, err
}
items := make([]AdminTaskItem, 0, len(tasks))
+ writebacks, err := s.OrderWritebackViews(ctx, tasks)
+ if err != nil {
+ return AdminListResponse{}, err
+ }
for _, task := range tasks {
item := adminTaskItem(task, deviceNames, s.retryQueryEligibility(ctx, task, true))
+ item.OrderWriteback = writebacks[task.ID]
item.Matching = matching[task.ID]
if task.ShopeeProductID != nil {
item.ImageSearchLinked = imageSearchLinked[*task.ShopeeProductID]
@@ -237,6 +243,11 @@ func (s *Service) AdminDetail(ctx context.Context, taskID uint64) (AdminDetailRe
return AdminDetailResponse{}, matchErr
}
item := adminTaskItem(task, deviceNames, s.retryQueryEligibility(ctx, task, true))
+ writebacks, wbErr := s.OrderWritebackViews(ctx, []models.PurchaseTask{task})
+ if wbErr != nil {
+ return AdminDetailResponse{}, wbErr
+ }
+ item.OrderWriteback = writebacks[task.ID]
item.Matching = matching
imageSearchLinked, err := s.loadImageSearchLinked(ctx, []models.PurchaseTask{task})
if err != nil {
diff --git a/server/app/goauto/purchase/admin_query_test.go b/server/app/goauto/purchase/admin_query_test.go
index 7e60002..ff8c4dd 100644
--- a/server/app/goauto/purchase/admin_query_test.go
+++ b/server/app/goauto/purchase/admin_query_test.go
@@ -125,7 +125,7 @@ func TestAdminQueryHandlersRequireOperatorRole(t *testing.T) {
func TestAdminBatchHandlersRequireOperatorRole(t *testing.T) {
gin.SetMode(gin.TestMode)
- for _, handler := range []func(*gin.Context){(Handler{}).AdminBatchPreview, (Handler{}).AdminBatchCreate, (Handler{}).AdminBatchRetry} {
+ for _, handler := range []func(*gin.Context){(Handler{}).AdminBatchPreview, (Handler{}).AdminBatchCreate, (Handler{}).AdminBatchRetry, (Handler{}).AdminOrderWriteback} {
recorder := httptest.NewRecorder()
context, _ := gin.CreateTestContext(recorder)
context.Request = httptest.NewRequest(http.MethodPost, "/api/admin/v1/purchase-tasks/batch", strings.NewReader(`{}`))
diff --git a/server/app/goauto/purchase/lifecycle.go b/server/app/goauto/purchase/lifecycle.go
index e107652..4d58310 100644
--- a/server/app/goauto/purchase/lifecycle.go
+++ b/server/app/goauto/purchase/lifecycle.go
@@ -448,6 +448,9 @@ func (s *Service) SubmitResult(ctx context.Context, taskID uint64, req ResultReq
if e := tx.Save(t).Error; e != nil {
return TaskPayload{}, conflictOrInternal(e)
}
+ if e := ensureOrderWriteback(tx, *t); e != nil {
+ return TaskPayload{}, internal(e)
+ }
return valuePayload(s, t, a, false)
})
if err != nil || req.ResultType != "spec_probe_completed" || payload.Replayed || payload.Status != models.PurchaseTaskStatusSpecProbePending {
diff --git a/server/app/goauto/purchase/order_backfill.go b/server/app/goauto/purchase/order_backfill.go
index ad3e14d..8b27fc3 100644
--- a/server/app/goauto/purchase/order_backfill.go
+++ b/server/app/goauto/purchase/order_backfill.go
@@ -146,7 +146,7 @@ func (s *Service) backfillOrder(ctx context.Context, deviceID, taskID uint64, re
}
}
r.Result, r.Code = "already_backfilled", "ALREADY_BACKFILLED"
- return nil
+ return ensureOrderWriteback(tx, task)
}
var submitted time.Time
source := "page"
@@ -186,7 +186,7 @@ func (s *Service) backfillOrder(ctx context.Context, deviceID, taskID uint64, re
return err
}
r.Result, r.Code = "backfilled", "BACKFILLED"
- return nil
+ return ensureOrderWriteback(tx, task)
})
if err != nil {
r.Result, r.Code = "failed", CodeInternal
diff --git a/server/app/goauto/purchase/order_writeback.go b/server/app/goauto/purchase/order_writeback.go
new file mode 100644
index 0000000..b27dd29
--- /dev/null
+++ b/server/app/goauto/purchase/order_writeback.go
@@ -0,0 +1,186 @@
+package purchase
+
+import (
+ "context"
+ "crypto/sha256"
+ "encoding/hex"
+ "encoding/json"
+ "errors"
+ "sort"
+ "strings"
+ "time"
+
+ "github.com/google/uuid"
+ "go-admin/app/goauto/models"
+ "gorm.io/gorm"
+ "gorm.io/gorm/clause"
+ "gorm.io/gorm/logger"
+)
+
+type OrderWritebackView struct {
+ Status string `json:"status"`
+ Reason string `json:"reason,omitempty"`
+ CompletedAt *time.Time `json:"completedAt,omitempty"`
+ CanSubmit bool `json:"canSubmit"`
+}
+type OrderWritebackRequest struct {
+ RequestID string `json:"requestId"`
+ PurchaseTaskIDs []uint64 `json:"purchaseTaskIds"`
+}
+type OrderWritebackAcceptance struct {
+ TaskID uint64 `json:"taskId"`
+ Result string `json:"result"`
+ Reason string `json:"reason,omitempty"`
+}
+type OrderWritebackResponse struct {
+ Items []OrderWritebackAcceptance `json:"items"`
+}
+
+func orderWritebackEligible(t models.PurchaseTask) bool {
+ return t.ExecutionMode == models.PurchaseExecutionModeLive && t.TaskType == models.PurchaseTaskTypeSYBOrder && t.Status == models.PurchaseTaskStatusOrderCreated && t.SYBProductID != nil && t.PDDOrderNo != nil && strings.TrimSpace(*t.PDDOrderNo) != ""
+}
+
+// Called within the same transaction as the order fact. Never contacts SYB.
+func ensureOrderWriteback(tx *gorm.DB, t models.PurchaseTask) error {
+ if !orderWritebackEligible(t) {
+ return nil
+ }
+ var syb models.SYBProduct
+ if err := tx.First(&syb, *t.SYBProductID).Error; err != nil {
+ if errors.Is(err, gorm.ErrRecordNotFound) {
+ return nil
+ }
+ return err
+ }
+ if syb.StockID <= 0 || syb.DetailID <= 0 {
+ return nil
+ }
+ if syb.StockID > 1<<63-1 || syb.DetailID > 1<<63-1 {
+ return nil
+ }
+ row := models.PurchaseOrderWriteback{PurchaseTaskID: t.ID, StockID: int64(syb.StockID), DetailID: int64(syb.DetailID), OrderNo: *t.PDDOrderNo, Status: "pending"}
+ return tx.Session(&gorm.Session{Logger: logger.Default.LogMode(logger.Silent)}).Clauses(clause.OnConflict{DoNothing: true}).Create(&row).Error
+}
+
+func (s *Service) OrderWritebackViews(ctx context.Context, tasks []models.PurchaseTask) (map[uint64]OrderWritebackView, error) {
+ out := map[uint64]OrderWritebackView{}
+ ids := make([]uint64, 0, len(tasks))
+ for _, t := range tasks {
+ ids = append(ids, t.ID)
+ v := OrderWritebackView{Status: "not_applicable", Reason: "不符合正式SYB订单回填条件"}
+ if orderWritebackEligible(t) {
+ v = OrderWritebackView{Status: "not_started", CanSubmit: true}
+ }
+ out[t.ID] = v
+ }
+ if len(ids) == 0 {
+ return out, nil
+ }
+ var rows []models.PurchaseOrderWriteback
+ if err := s.DB.WithContext(ctx).Where("purchase_task_id IN ?", ids).Find(&rows).Error; err != nil {
+ return nil, internal(err)
+ }
+ for _, r := range rows {
+ v := out[r.PurchaseTaskID]
+ v.Status = r.Status
+ v.Reason = r.ErrorMessage
+ v.CompletedAt = r.CompletedAt
+ v.CanSubmit = v.CanSubmit && (r.Status == "failed" || r.Status == "unknown") && (r.LeaseExpiresAt == nil || !r.LeaseExpiresAt.After(s.Now()))
+ out[r.PurchaseTaskID] = v
+ }
+ return out, nil
+}
+
+func (s *Service) RequestOrderWriteback(ctx context.Context, req OrderWritebackRequest) (OrderWritebackResponse, error) {
+ out := OrderWritebackResponse{Items: []OrderWritebackAcceptance{}}
+ if uuid.Validate(req.RequestID) != nil || len(req.PurchaseTaskIDs) == 0 || len(req.PurchaseTaskIDs) > 100 {
+ return out, fail(CodeInvalidRequest, "请选择1~100条采购任务")
+ }
+ ids := append([]uint64(nil), req.PurchaseTaskIDs...)
+ sort.Slice(ids, func(i, j int) bool { return ids[i] < ids[j] })
+ for i, id := range ids {
+ if id == 0 || (i > 0 && id == ids[i-1]) {
+ return out, fail(CodeInvalidRequest, "任务编号无效或重复")
+ }
+ }
+ data, _ := json.Marshal(ids)
+ sum := sha256.Sum256(data)
+ fingerprint := hex.EncodeToString(sum[:])
+ db := s.DB.WithContext(ctx).Session(&gorm.Session{Logger: logger.Default.LogMode(logger.Silent)})
+ err := db.Transaction(func(tx *gorm.DB) error {
+ // Serializes batch command replay without holding a lock across remote IO.
+ if err := tx.Clauses(clause.OnConflict{DoNothing: true}).Create(&models.PurchaseOrderWritebackLease{ID: 1}).Error; err != nil {
+ return err
+ }
+ var guard models.PurchaseOrderWritebackLease
+ if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&guard, 1).Error; err != nil {
+ return err
+ }
+ var command models.PurchaseOrderWritebackCommand
+ err := tx.First(&command, "request_id = ?", req.RequestID).Error
+ if err == nil {
+ if command.InputHash != fingerprint {
+ return fail(CodeInvalidRequest, "同一requestId不能改变任务集合")
+ }
+ return json.Unmarshal([]byte(command.ResultJSON), &out)
+ }
+ if !errors.Is(err, gorm.ErrRecordNotFound) {
+ return err
+ }
+ for _, id := range ids {
+ a := OrderWritebackAcceptance{TaskID: id, Result: "skipped", Reason: "任务不存在或不符合回填条件"}
+ var task models.PurchaseTask
+ if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&task, id).Error; err != nil {
+ if !errors.Is(err, gorm.ErrRecordNotFound) {
+ return err
+ }
+ out.Items = append(out.Items, a)
+ continue
+ }
+ if !orderWritebackEligible(task) {
+ out.Items = append(out.Items, a)
+ continue
+ }
+ if err := ensureOrderWriteback(tx, task); err != nil {
+ return err
+ }
+ var row models.PurchaseOrderWriteback
+ if err := tx.Where("purchase_task_id = ?", id).First(&row).Error; err != nil {
+ if !errors.Is(err, gorm.ErrRecordNotFound) {
+ return err
+ }
+ a.Reason = "SYB明细关联已失效"
+ out.Items = append(out.Items, a)
+ continue
+ }
+ switch {
+ case row.OrderNo != *task.PDDOrderNo:
+ a.Result, a.Reason = "conflict", "订单号快照不一致,请人工核对"
+ case row.Status == "succeeded":
+ a.Result, a.Reason = "succeeded", "已回填"
+ case row.Status == "conflict":
+ a.Result, a.Reason = "conflict", row.ErrorMessage
+ case row.Status == "running" || (row.LeaseExpiresAt != nil && row.LeaseExpiresAt.After(s.Now())):
+ a.Reason = "正在回填或等待在途请求结束"
+ case row.Status == "pending":
+ a.Result, a.Reason = "pending", "已加入回填"
+ default:
+ if err := tx.Model(&row).Updates(map[string]any{"status": "pending", "write_started": false, "lease_owner": "", "lease_expires_at": nil, "error_code": "", "error_message": ""}).Error; err != nil {
+ return err
+ }
+ a.Result, a.Reason = "pending", "已加入回填,将先回读SYB"
+ }
+ out.Items = append(out.Items, a)
+ }
+ result, _ := json.Marshal(out)
+ return tx.Create(&models.PurchaseOrderWritebackCommand{RequestID: req.RequestID, InputHash: fingerprint, ResultJSON: string(result)}).Error
+ })
+ if err != nil {
+ var e *ServiceError
+ if errors.As(err, &e) {
+ return out, err
+ }
+ return out, internal(err)
+ }
+ return out, nil
+}
diff --git a/server/app/goauto/purchase/order_writeback_handler.go b/server/app/goauto/purchase/order_writeback_handler.go
new file mode 100644
index 0000000..0c7198a
--- /dev/null
+++ b/server/app/goauto/purchase/order_writeback_handler.go
@@ -0,0 +1,26 @@
+package purchase
+
+import (
+ "github.com/gin-gonic/gin"
+)
+
+func (h Handler) AdminOrderWriteback(c *gin.Context) {
+ if !allowedOperator(c) {
+ return
+ }
+ var req OrderWritebackRequest
+ if !decode(c, &req) {
+ return
+ }
+ s, ok := h.service(c)
+ if !ok {
+ return
+ }
+ out, err := s.RequestOrderWriteback(c.Request.Context(), req)
+ if err != nil {
+ writeError(c, err)
+ return
+ }
+ c.Header("Cache-Control", "no-store")
+ writeAdminData(c, out)
+}
diff --git a/server/app/goauto/purchase/order_writeback_test.go b/server/app/goauto/purchase/order_writeback_test.go
new file mode 100644
index 0000000..fe964b5
--- /dev/null
+++ b/server/app/goauto/purchase/order_writeback_test.go
@@ -0,0 +1,285 @@
+package purchase
+
+import (
+ "context"
+ "encoding/json"
+ "errors"
+ "net/http"
+ "net/http/httptest"
+ "strings"
+ "testing"
+ "time"
+
+ "github.com/gin-gonic/gin"
+ jwt "github.com/go-admin-team/go-admin-core/sdk/pkg/jwtauth"
+ "github.com/google/uuid"
+ "go-admin/app/goauto/models"
+ "go-admin/app/goauto/sybclient"
+ "gorm.io/gorm"
+)
+
+type fakeOrderNumberClient struct {
+ code, platform string
+ reads, writes int
+ writeErr, readErr error
+ apply bool
+ duplicate bool
+ beforeWrite func()
+}
+
+func (f *fakeOrderNumberClient) DetailListByStock(_ context.Context, ids []int64) ([]sybclient.StockDetail, error) {
+ f.reads++
+ if f.readErr != nil {
+ return nil, f.readErr
+ }
+ d := sybclient.DetailItem{ID: 1, Raw: map[string]any{"purchaseCode": f.code, "purchasePlatform": f.platform}}
+ details := []sybclient.DetailItem{{ID: 99, Raw: map[string]any{"purchaseCode": "UNRELATED", "purchasePlatform": "pdd"}}, d}
+ if f.duplicate {
+ details = append(details, d)
+ }
+ return []sybclient.StockDetail{{ID: ids[0], Details: details}}, nil
+}
+func (f *fakeOrderNumberClient) UpdateDetailPurchaseCode(_ context.Context, stock, detail int64, code string) error {
+ if stock != 2 || detail != 1 {
+ panic("wrong remote identity")
+ }
+ f.writes++
+ if f.beforeWrite != nil {
+ f.beforeWrite()
+ }
+ if f.apply {
+ f.code, f.platform = code, "pdd"
+ }
+ return f.writeErr
+}
+func orderWritebackFixture(t *testing.T) (*Service, models.PurchaseTask) {
+ db := testDB(t)
+ f := seed(t, db, liveCaps(), true)
+ s := testService(db)
+ task := backfillTask(t, db, f, models.PurchaseTaskStatusOrderResultUnknown)
+ task.TaskType, task.SYBProductID = models.PurchaseTaskTypeSYBOrder, &f.syb.ID
+ if err := db.Save(&task).Error; err != nil {
+ t.Fatal(err)
+ }
+ result := runBackfill(t, s, f.token, uuid.NewString(), backfillItem(task.ID, "EXAMPLE-ORDER"))[0]
+ if result.Code != "BACKFILLED" {
+ t.Fatalf("backfill=%s", result.Code)
+ }
+ return s, loadBackfillTask(t, db, task.ID)
+}
+func loadOrderWriteback(t *testing.T, db *gorm.DB, id uint64) models.PurchaseOrderWriteback {
+ t.Helper()
+ var r models.PurchaseOrderWriteback
+ if err := db.Where("purchase_task_id = ?", id).First(&r).Error; err != nil {
+ t.Fatal(err)
+ }
+ return r
+}
+func wbWorker(s *Service, f *fakeOrderNumberClient) *OrderWritebackWorker {
+ return &OrderWritebackWorker{DB: s.DB, Now: s.Now, Factory: func(context.Context, *gorm.DB) (OrderNumberClient, error) { return f, nil }}
+}
+
+func TestOrderWritebackRemoteOutcomes(t *testing.T) {
+ for _, tc := range []struct {
+ name string
+ fake fakeOrderNumberClient
+ want string
+ writes int
+ }{
+ {"write_and_verify", fakeOrderNumberClient{apply: true}, "succeeded", 1},
+ {"same_value", fakeOrderNumberClient{code: "EXAMPLE-ORDER", platform: "pdd"}, "succeeded", 0},
+ {"different_value", fakeOrderNumberClient{code: "OTHER", platform: "pdd"}, "conflict", 0},
+ {"different_platform", fakeOrderNumberClient{code: "EXAMPLE-ORDER", platform: "other"}, "conflict", 0},
+ {"empty_code_other_platform", fakeOrderNumberClient{platform: "other"}, "conflict", 0},
+ {"unknown_applied", fakeOrderNumberClient{apply: true, writeErr: sybclient.ErrWriteResultUnknown}, "succeeded", 1},
+ {"unknown_unapplied", fakeOrderNumberClient{writeErr: sybclient.ErrWriteResultUnknown}, "unknown", 1},
+ {"success_not_visible", fakeOrderNumberClient{}, "unknown", 1},
+ {"explicit_rejection", fakeOrderNumberClient{writeErr: sybclient.ErrSessionInvalid}, "failed", 1},
+ {"read_failure", fakeOrderNumberClient{readErr: errors.New("offline")}, "failed", 0},
+ {"ambiguous_target", fakeOrderNumberClient{duplicate: true}, "failed", 0},
+ } {
+ t.Run(tc.name, func(t *testing.T) {
+ s, task := orderWritebackFixture(t)
+ f := tc.fake
+ w := wbWorker(s, &f)
+ if ok, err := w.RunOnce(context.Background()); err != nil || !ok {
+ t.Fatalf("run %v %v", ok, err)
+ }
+ row := loadOrderWriteback(t, s.DB, task.ID)
+ if row.Status != tc.want || f.writes != tc.writes {
+ t.Fatalf("status=%s writes=%d", row.Status, f.writes)
+ }
+ if _, err := w.RunOnce(context.Background()); err != nil {
+ t.Fatal(err)
+ }
+ if f.writes != tc.writes {
+ t.Fatal("automatically repeated write")
+ }
+ after := loadBackfillTask(t, s.DB, task.ID)
+ if after.PaymentReviewStatus != task.PaymentReviewStatus || after.WritebackStatus != task.WritebackStatus || after.StatusVersion != task.StatusVersion {
+ t.Fatal("changed purchase/payment/logistics facts")
+ }
+ })
+ }
+}
+
+func TestOrderWritebackRecoveryNeverBlindWrites(t *testing.T) {
+ s, task := orderWritebackFixture(t)
+ row := loadOrderWriteback(t, s.DB, task.ID)
+ expired := s.Now().Add(-time.Minute)
+ if err := s.DB.Model(&row).Updates(map[string]any{"status": "running", "write_started": true, "lease_owner": "crashed", "lease_expires_at": expired}).Error; err != nil {
+ t.Fatal(err)
+ }
+ f := &fakeOrderNumberClient{apply: true}
+ if _, err := wbWorker(s, f).RunOnce(context.Background()); err != nil {
+ t.Fatal(err)
+ }
+ if got := loadOrderWriteback(t, s.DB, task.ID); got.Status != "unknown" || f.writes != 0 {
+ t.Fatal("crash recovery wrote remotely")
+ }
+ // Manual compensation remains disabled while the previous lease could be alive.
+ r, err := s.RequestOrderWriteback(context.Background(), OrderWritebackRequest{uuid.NewString(), []uint64{task.ID}})
+ if err != nil || r.Items[0].Result != "skipped" {
+ t.Fatalf("in-flight manual retry: %v %+v", err, r)
+ }
+ s.Now = func() time.Time { return expired.Add(5 * time.Minute) }
+ r, err = s.RequestOrderWriteback(context.Background(), OrderWritebackRequest{uuid.NewString(), []uint64{task.ID}})
+ if err != nil || r.Items[0].Result != "pending" {
+ t.Fatal("manual compensation rejected")
+ }
+ if _, err := wbWorker(s, f).RunOnce(context.Background()); err != nil {
+ t.Fatal(err)
+ }
+ if got := loadOrderWriteback(t, s.DB, task.ID); got.Status != "succeeded" || f.writes != 1 {
+ t.Fatal("manual compensation failed")
+ }
+}
+
+func TestOrderWritebackBatchReplayAndPartialAcceptance(t *testing.T) {
+ s, task := orderWritebackFixture(t)
+ req := OrderWritebackRequest{uuid.NewString(), []uint64{task.ID, 9999}}
+ first, err := s.RequestOrderWriteback(context.Background(), req)
+ if err != nil {
+ t.Fatal(err)
+ }
+ if first.Items[0].Result != "pending" || first.Items[1].Result != "skipped" {
+ t.Fatalf("%+v", first)
+ }
+ f := &fakeOrderNumberClient{apply: true}
+ if _, err := wbWorker(s, f).RunOnce(context.Background()); err != nil {
+ t.Fatal(err)
+ }
+ again, err := s.RequestOrderWriteback(context.Background(), req)
+ if err != nil || again.Items[0].Result != "pending" || f.writes != 1 {
+ t.Fatal("replay changed acceptance or wrote")
+ }
+ req.PurchaseTaskIDs = []uint64{task.ID}
+ if _, err = s.RequestOrderWriteback(context.Background(), req); err == nil {
+ t.Fatal("changed requestId content accepted")
+ }
+ views, err := s.OrderWritebackViews(context.Background(), []models.PurchaseTask{task})
+ if err != nil || views[task.ID].Status != "succeeded" || views[task.ID].CanSubmit {
+ t.Fatal("incorrect admin view")
+ }
+}
+
+func TestOrderWritebackGlobalClaimSerializesWriters(t *testing.T) {
+ s, task := orderWritebackFixture(t)
+ f := &fakeOrderNumberClient{apply: true}
+ other := &fakeOrderNumberClient{apply: true}
+ f.beforeWrite = func() {
+ if ok, err := wbWorker(s, other).RunOnce(context.Background()); err != nil || ok {
+ t.Fatalf("parallel claim %v %v", ok, err)
+ }
+ }
+ if _, err := wbWorker(s, f).RunOnce(context.Background()); err != nil {
+ t.Fatal(err)
+ }
+ if f.writes != 1 || other.writes != 0 || loadOrderWriteback(t, s.DB, task.ID).Status != "succeeded" {
+ t.Fatal("concurrent writer")
+ }
+}
+
+func TestOrderWritebackEnqueueRollbackAndSameOrderReplay(t *testing.T) {
+ s, task := orderWritebackFixture(t)
+ if err := s.DB.Where("purchase_task_id = ?", task.ID).Delete(&models.PurchaseOrderWriteback{}).Error; err != nil {
+ t.Fatal(err)
+ }
+ wantErr := errors.New("rollback")
+ err := s.DB.Transaction(func(tx *gorm.DB) error {
+ if e := ensureOrderWriteback(tx, task); e != nil {
+ return e
+ }
+ return wantErr
+ })
+ if !errors.Is(err, wantErr) {
+ t.Fatal(err)
+ }
+ var count int64
+ s.DB.Model(&models.PurchaseOrderWriteback{}).Count(&count)
+ if count != 0 {
+ t.Fatal("queue escaped transaction")
+ }
+ var dev models.AgentDevice
+ s.DB.First(&dev, *task.DeviceID)
+ // Directly exercise the already_backfilled branch without needing a raw token.
+ r := s.backfillOrder(context.Background(), dev.ID, task.ID, uuid.NewString(), backfillItem(task.ID, *task.PDDOrderNo), false)
+ if r.Result != "already_backfilled" {
+ t.Fatal(r.Code)
+ }
+ if got := loadOrderWriteback(t, s.DB, task.ID); got.Status != "pending" {
+ t.Fatal("same-order replay did not ensure queue")
+ }
+}
+
+func TestOrderWritebackAdminEnvelopeAndOperator(t *testing.T) {
+ gin.SetMode(gin.TestMode)
+ s, task := orderWritebackFixture(t)
+ for _, role := range []string{"admin", "purchaser"} {
+ body, _ := json.Marshal(OrderWritebackRequest{uuid.NewString(), []uint64{task.ID}})
+ r := httptest.NewRecorder()
+ c, _ := gin.CreateTestContext(r)
+ c.Set("JWT_PAYLOAD", jwt.MapClaims{"rolekey": role})
+ c.Request = httptest.NewRequest(http.MethodPost, "/api/admin/v1/purchase-tasks/syb-order-writeback", strings.NewReader(string(body)))
+ (Handler{DB: s.DB}).AdminOrderWriteback(c)
+ var response struct {
+ Code int `json:"code"`
+ Data OrderWritebackResponse `json:"data"`
+ }
+ if err := json.Unmarshal(r.Body.Bytes(), &response); err != nil || r.Code != 200 || response.Code != 200 || len(response.Data.Items) != 1 || response.Data.Items[0].Result != "pending" {
+ t.Fatalf("admin contract rejected role=%s status=%d", role, r.Code)
+ }
+ if r.Header().Get("Cache-Control") != "no-store" {
+ t.Fatal("missing cache policy")
+ }
+ }
+}
+
+func TestOrderWritebackOtherUnknownTargetBlocksNewWrite(t *testing.T) {
+ s, task := orderWritebackFixture(t)
+ other := models.PurchaseOrderWriteback{PurchaseTaskID: task.ID + 100, StockID: 2, DetailID: 1, OrderNo: "OTHER", Status: "unknown", WriteStarted: true}
+ if err := s.DB.Create(&other).Error; err != nil {
+ t.Fatal(err)
+ }
+ f := &fakeOrderNumberClient{apply: true}
+ if _, err := wbWorker(s, f).RunOnce(context.Background()); err != nil {
+ t.Fatal(err)
+ }
+ if got := loadOrderWriteback(t, s.DB, task.ID); got.Status != "unknown" || got.ErrorCode != "SYB_TARGET_IN_FLIGHT" || f.writes != 0 {
+ t.Fatal("another unresolved target was overwritten")
+ }
+}
+
+func TestOrderWritebackSnapshotChangeDoesNotWrite(t *testing.T) {
+ s, task := orderWritebackFixture(t)
+ if err := s.DB.Model(&task).Update("pdd_order_no", "CHANGED").Error; err != nil {
+ t.Fatal(err)
+ }
+ f := &fakeOrderNumberClient{apply: true}
+ if _, err := wbWorker(s, f).RunOnce(context.Background()); err != nil {
+ t.Fatal(err)
+ }
+ if got := loadOrderWriteback(t, s.DB, task.ID); got.Status != "conflict" || f.writes != 0 {
+ t.Fatal("changed snapshot written")
+ }
+}
diff --git a/server/app/goauto/purchase/order_writeback_worker.go b/server/app/goauto/purchase/order_writeback_worker.go
new file mode 100644
index 0000000..21aaed4
--- /dev/null
+++ b/server/app/goauto/purchase/order_writeback_worker.go
@@ -0,0 +1,213 @@
+package purchase
+
+import (
+ "context"
+ "errors"
+ "time"
+
+ "github.com/google/uuid"
+ "go-admin/app/goauto/models"
+ "go-admin/app/goauto/sybclient"
+ "go-admin/config"
+ "gorm.io/gorm"
+ "gorm.io/gorm/clause"
+ "gorm.io/gorm/logger"
+)
+
+type OrderNumberClient interface {
+ DetailListByStock(context.Context, []int64) ([]sybclient.StockDetail, error)
+ UpdateDetailPurchaseCode(context.Context, int64, int64, string) error
+}
+type OrderWritebackWorker struct {
+ DB *gorm.DB
+ Now func() time.Time
+ Factory func(context.Context, *gorm.DB) (OrderNumberClient, error)
+}
+
+func restoreOrderWritebackClient(ctx context.Context, db *gorm.DB) (OrderNumberClient, error) {
+ cfg := config.ExtConfig.SYB.Resolved()
+ session, err := sybclient.NewSessionStore(db).Load(ctx, cfg.Username, time.Now())
+ if err != nil {
+ return nil, err
+ }
+ c, err := sybclient.New(cfg.BaseURL)
+ if err != nil {
+ return nil, err
+ }
+ if err = c.ImportCookiesJSON(session.CookiesJSON); err != nil {
+ return nil, err
+ }
+ return c, nil
+}
+
+// One short-lived claim at a time across processes. No business writes occur
+// during startup itself; only explicitly persisted pending records are handled.
+func RecoverOrderWritebacks(db *gorm.DB) {
+ go func() {
+ w := OrderWritebackWorker{DB: db, Now: func() time.Time { return time.Now().UTC() }, Factory: restoreOrderWritebackClient}
+ ticker := time.NewTicker(3 * time.Second)
+ defer ticker.Stop()
+ for range ticker.C {
+ _, _ = w.RunOnce(context.Background())
+ }
+ }()
+}
+
+func (w *OrderWritebackWorker) RunOnce(ctx context.Context) (bool, error) {
+ if w.Now == nil {
+ w.Now = func() time.Time { return time.Now().UTC() }
+ }
+ if w.Factory == nil {
+ w.Factory = restoreOrderWritebackClient
+ }
+ db := w.DB.WithContext(ctx).Session(&gorm.Session{Logger: logger.Default.LogMode(logger.Silent)})
+ if err := db.Clauses(clause.OnConflict{DoNothing: true}).Create(&models.PurchaseOrderWritebackLease{ID: 1}).Error; err != nil {
+ return false, err
+ }
+ owner := uuid.NewString()
+ now := w.Now()
+ expires := now.Add(2 * time.Minute)
+ claim := db.Model(&models.PurchaseOrderWritebackLease{}).Where("id = 1 AND (expires_at IS NULL OR expires_at <= ?)", now).Updates(map[string]any{"owner": owner, "expires_at": expires})
+ if claim.Error != nil {
+ return false, claim.Error
+ }
+ if claim.RowsAffected != 1 {
+ return false, nil
+ }
+ defer db.Model(&models.PurchaseOrderWritebackLease{}).Where("id = 1 AND owner = ?", owner).Updates(map[string]any{"owner": "", "expires_at": nil})
+ var item models.PurchaseOrderWriteback
+ recovering := false
+ err := db.Transaction(func(tx *gorm.DB) error {
+ if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).Where("status = ? OR (status = ? AND lease_expires_at <= ?)", "pending", "running", now).Order("id").First(&item).Error; err != nil {
+ return err
+ }
+ recovering = item.Status == "running"
+ return tx.Model(&item).Updates(map[string]any{"status": "running", "attempt_count": gorm.Expr("attempt_count + 1"), "lease_owner": owner, "lease_expires_at": expires}).Error
+ })
+ if errors.Is(err, gorm.ErrRecordNotFound) {
+ return false, nil
+ }
+ if err != nil {
+ return false, err
+ }
+ finish := func(status, code, message string) error {
+ updates := map[string]any{"status": status, "error_code": code, "error_message": message, "lease_owner": ""}
+ if status != "unknown" {
+ updates["lease_expires_at"] = nil
+ }
+ if status == "succeeded" {
+ updates["completed_at"] = w.Now()
+ }
+ return db.Model(&models.PurchaseOrderWriteback{}).Where("id = ? AND status = 'running' AND lease_owner = ?", item.ID, owner).Updates(updates).Error
+ }
+ var task models.PurchaseTask
+ if err = db.First(&task, item.PurchaseTaskID).Error; err != nil {
+ return true, finish("failed", "TASK_UNAVAILABLE", "采购任务不可用,请人工核对")
+ }
+ var syb models.SYBProduct
+ if !orderWritebackEligible(task) || *task.PDDOrderNo != item.OrderNo {
+ return true, finish("conflict", "ORDER_FACT_CHANGED", "采购订单事实已变化,请人工核对")
+ }
+ if err = db.First(&syb, *task.SYBProductID).Error; err != nil || int64(syb.StockID) != item.StockID || int64(syb.DetailID) != item.DetailID {
+ return true, finish("conflict", "SYB_TARGET_CHANGED", "SYB商品明细关联已变化")
+ }
+ callCtx, cancel := context.WithTimeout(ctx, 25*time.Second)
+ client, err := w.Factory(callCtx, db)
+ cancel()
+ if err != nil {
+ return true, finish("failed", "SYB_SESSION_UNAVAILABLE", "SYB会话不可用,请恢复登录后重试")
+ }
+ read := func() (string, string, error) {
+ readCtx, stop := context.WithTimeout(ctx, 20*time.Second)
+ defer stop()
+ rows, e := client.DetailListByStock(readCtx, []int64{item.StockID})
+ if e != nil {
+ return "", "", e
+ }
+ found := 0
+ code, platform := "", ""
+ for _, stock := range rows {
+ if stock.ID != item.StockID {
+ continue
+ }
+ for _, detail := range stock.Details {
+ if detail.ID == item.DetailID {
+ found++
+ var ok bool
+ code, ok = detail.Raw["purchaseCode"].(string)
+ if !ok && detail.Raw["purchaseCode"] != nil {
+ return "", "", errors.New("invalid purchase code")
+ }
+ platform, ok = detail.Raw["purchasePlatform"].(string)
+ if !ok && detail.Raw["purchasePlatform"] != nil {
+ return "", "", errors.New("invalid platform")
+ }
+ }
+ }
+ }
+ if found != 1 {
+ return "", "", errors.New("ambiguous remote detail")
+ }
+ return code, platform, nil
+ }
+ code, platform, err := read()
+ if err != nil {
+ status := "failed"
+ if recovering || item.WriteStarted {
+ status = "unknown"
+ }
+ return true, finish(status, "SYB_READ_FAILED", "无法回读SYB目标明细,请恢复连接后重试")
+ }
+ if code == item.OrderNo && platform == "pdd" {
+ return true, finish("succeeded", "", "")
+ }
+ if code != "" || (platform != "" && platform != "pdd") {
+ return true, finish("conflict", "SYB_ORDER_CONFLICT", "SYB已有不同单号或平台,未覆盖,请人工核对")
+ }
+ if recovering || item.WriteStarted {
+ return true, finish("unknown", "SYB_WRITE_UNCONFIRMED", "上次写入结果未确认,未自动重发,请人工核对后重试")
+ }
+ var blocked int64
+ if err = db.Model(&models.PurchaseOrderWriteback{}).Where("id <> ? AND stock_id = ? AND detail_id = ? AND write_started = ? AND status IN ?", item.ID, item.StockID, item.DetailID, true, []string{"running", "unknown"}).Count(&blocked).Error; err != nil {
+ return true, err
+ }
+ if blocked > 0 {
+ return true, finish("unknown", "SYB_TARGET_IN_FLIGHT", "同一SYB明细有其他未确认写入,请先核对该记录")
+ }
+ // Fence immediately before the sole external write. A recovered owner never
+ // writes; a durable marker survives crashes between request and acknowledgment.
+ err = db.Transaction(func(tx *gorm.DB) error {
+ var lease models.PurchaseOrderWritebackLease
+ if e := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&lease, 1).Error; e != nil {
+ return e
+ }
+ if lease.Owner != owner || lease.ExpiresAt == nil || !lease.ExpiresAt.After(w.Now().Add(25*time.Second)) {
+ return errors.New("write lease lost")
+ }
+ r := tx.Model(&models.PurchaseOrderWriteback{}).Where("id = ? AND lease_owner = ? AND status = 'running'", item.ID, owner).Update("write_started", true)
+ if r.Error != nil {
+ return r.Error
+ }
+ if r.RowsAffected != 1 {
+ return errors.New("item lease lost")
+ }
+ return nil
+ })
+ if err != nil {
+ return true, err
+ }
+ writeCtx, stop := context.WithTimeout(ctx, 20*time.Second)
+ writeErr := client.UpdateDetailPurchaseCode(writeCtx, item.StockID, item.DetailID, item.OrderNo)
+ stop()
+ code, platform, err = read()
+ if err == nil && code == item.OrderNo && platform == "pdd" {
+ return true, finish("succeeded", "", "")
+ }
+ if err == nil && (code != "" || (platform != "" && platform != "pdd")) {
+ return true, finish("conflict", "SYB_ORDER_CONFLICT", "SYB单号或平台与目标不一致,未覆盖")
+ }
+ if writeErr != nil && !errors.Is(writeErr, sybclient.ErrWriteResultUnknown) {
+ return true, finish("failed", "SYB_WRITE_REJECTED", "SYB拒绝回填,请检查会话与明细后重试")
+ }
+ return true, finish("unknown", "SYB_WRITE_UNCONFIRMED", "写入后尚未回读确认,请人工核对后重试")
+}
diff --git a/server/app/goauto/purchase/router.go b/server/app/goauto/purchase/router.go
index 849dc2e..c99878e 100644
--- a/server/app/goauto/purchase/router.go
+++ b/server/app/goauto/purchase/router.go
@@ -32,6 +32,7 @@ func InitRouter(engine *gin.Engine, auth *jwt.GinJWTMiddleware) {
admin.POST("/batch-spec-match", h.AdminBatchSpecMatch)
admin.POST("/batch", h.AdminBatchCreate)
admin.POST("/batch-retry", h.AdminBatchRetry)
+ admin.POST("/syb-order-writeback", h.AdminOrderWriteback)
admin.POST("/stock", h.AdminCreateStock)
admin.GET("/:taskId", h.AdminDetail)
admin.POST("", h.AdminCreate)
diff --git a/server/app/goauto/purchase/service_test.go b/server/app/goauto/purchase/service_test.go
index 335e6d0..edcdad2 100644
--- a/server/app/goauto/purchase/service_test.go
+++ b/server/app/goauto/purchase/service_test.go
@@ -289,6 +289,10 @@ func TestCreateAndLifecycleValidateCapabilitiesAndIdempotentResult(t *testing.T)
if err != nil {
t.Fatal(err)
}
+ queued := loadOrderWriteback(t, db, task.ID)
+ if queued.Status != "pending" || queued.OrderNo != "PDD-1" {
+ t.Fatalf("order result did not enqueue writeback: status=%s", queued.Status)
+ }
replay, err := s.SubmitResult(context.Background(), task.ID, req, f.token)
if err != nil || !replay.Replayed {
t.Fatalf("result replay failed: %+v %v", replay, err)
diff --git a/server/app/goauto/sybclient/order_number.go b/server/app/goauto/sybclient/order_number.go
new file mode 100644
index 0000000..aedc787
--- /dev/null
+++ b/server/app/goauto/sybclient/order_number.go
@@ -0,0 +1,29 @@
+package sybclient
+
+import (
+ "context"
+ "fmt"
+ "net/http"
+ "net/url"
+ "strconv"
+ "strings"
+ "unicode/utf8"
+)
+
+// UpdateDetailPurchaseCode sends exactly one write. No payment or amount is
+// inferred: cost=0 and created="" are the confirmed SYB protocol constants.
+func (c *Client) UpdateDetailPurchaseCode(ctx context.Context, stockID, detailID int64, code string) error {
+ if stockID <= 0 || detailID <= 0 || strings.TrimSpace(code) == "" || code != strings.TrimSpace(code) || utf8.RuneCountInString(code) > 100 || strings.ContainsAny(code, "\r\n\t") {
+ return fmt.Errorf("采购单号回填参数无效")
+ }
+ // A 307/308 redirect must not replay a mutation or forward credentials.
+ client := *c
+ httpClient := *c.http
+ httpClient.CheckRedirect = func(*http.Request, []*http.Request) error { return http.ErrUseLastResponse }
+ client.http = &httpClient
+ _, err := client.do(ctx, http.MethodPost, "/am/stock/detail/updateDetailPurchaseCode", url.Values{
+ "id": {strconv.FormatInt(stockID, 10)}, "detailId": {strconv.FormatInt(detailID, 10)},
+ "code": {code}, "type": {"pdd"}, "created": {""}, "cost": {"0"},
+ }, nil)
+ return classifyInnerCodeWriteError(err)
+}
diff --git a/server/app/goauto/sybclient/order_number_test.go b/server/app/goauto/sybclient/order_number_test.go
new file mode 100644
index 0000000..a595da7
--- /dev/null
+++ b/server/app/goauto/sybclient/order_number_test.go
@@ -0,0 +1,63 @@
+package sybclient
+
+import (
+ "context"
+ "errors"
+ "io"
+ "net/http"
+ "net/http/httptest"
+ "testing"
+)
+
+func TestPurchaseCodeSingleWriteContract(t *testing.T) {
+ for _, tc := range []struct {
+ name, body string
+ status int
+ unknown bool
+ }{
+ {"success", `{"status":true,"data":null}`, 200, false},
+ {"business", `{"status":false,"msg":"rejected"}`, 200, false},
+ {"login", `{"status":false,"msg":"未登录"}`, 200, false},
+ {"bad_json", `broken`, 200, true},
+ {"server_error", ``, 502, true},
+ } {
+ t.Run(tc.name, func(t *testing.T) {
+ calls := 0
+ srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+ calls++
+ q := r.URL.Query()
+ body, _ := io.ReadAll(r.Body)
+ if r.Method != "POST" || r.URL.Path != "/am/stock/detail/updateDetailPurchaseCode" || q.Get("id") != "2" || q.Get("detailId") != "1" || q.Get("code") != "EXAMPLE-ORDER" || q.Get("type") != "pdd" || q.Get("cost") != "0" || !q.Has("created") || q.Get("created") != "" || len(q) != 6 || len(body) != 0 {
+ t.Error("invalid contract")
+ }
+ w.WriteHeader(tc.status)
+ _, _ = w.Write([]byte(tc.body))
+ }))
+ defer srv.Close()
+ c, _ := New(srv.URL)
+ err := c.UpdateDetailPurchaseCode(context.Background(), 2, 1, "EXAMPLE-ORDER")
+ if calls != 1 || errors.Is(err, ErrWriteResultUnknown) != tc.unknown {
+ t.Fatalf("calls=%d unknown=%v", calls, errors.Is(err, ErrWriteResultUnknown))
+ }
+ if (err == nil) != (tc.name == "success") {
+ t.Fatal("unexpected outcome")
+ }
+ if e := c.UpdateDetailPurchaseCode(context.Background(), 0, 1, "EXAMPLE-ORDER"); e == nil || calls != 1 {
+ t.Fatal("invalid request sent")
+ }
+ })
+ }
+}
+
+func TestPurchaseCodeDoesNotFollowRedirect(t *testing.T) {
+ calls := 0
+ srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+ calls++
+ http.Redirect(w, r, "/again", http.StatusTemporaryRedirect)
+ }))
+ defer srv.Close()
+ c, _ := New(srv.URL)
+ if err := c.UpdateDetailPurchaseCode(context.Background(), 2, 1, "EXAMPLE-ORDER"); err == nil || calls != 1 {
+ t.Fatalf("redirect must not repeat write: calls=%d", calls)
+ }
+}
diff --git a/server/cmd/api/server.go b/server/cmd/api/server.go
index 3266e0c..e7c93b7 100644
--- a/server/cmd/api/server.go
+++ b/server/cmd/api/server.go
@@ -119,6 +119,7 @@ func run() error {
}
goautoreplacement.RecoverMatching(db)
goautopurchase.RecoverPurchaseMatching(db)
+ goautopurchase.RecoverOrderWritebacks(db)
goautotask.RecoverReplacementActivations(db)
}
offlineMonitorContext, stopOfflineMonitors := context.WithCancel(context.Background())
diff --git a/server/cmd/migrate/migration/version-local/1789800200000_purchase_order_writeback.go b/server/cmd/migrate/migration/version-local/1789800200000_purchase_order_writeback.go
new file mode 100644
index 0000000..ecd457e
--- /dev/null
+++ b/server/cmd/migrate/migration/version-local/1789800200000_purchase_order_writeback.go
@@ -0,0 +1,28 @@
+package version_local
+
+import (
+ "go-admin/app/goauto/models"
+ "go-admin/cmd/migrate/migration"
+ common "go-admin/common/models"
+ "gorm.io/gorm"
+ "gorm.io/gorm/clause"
+ "runtime"
+)
+
+func init() {
+ _, file, _, _ := runtime.Caller(0)
+ migration.Migrate.SetVersion(migration.GetFilename(file), migratePurchaseOrderWriteback)
+}
+
+// Append-only schema. Never queues historical purchases or changes job switches.
+func migratePurchaseOrderWriteback(db *gorm.DB, version string) error {
+ return db.Transaction(func(tx *gorm.DB) error {
+ if err := tx.AutoMigrate(&models.PurchaseOrderWriteback{}, &models.PurchaseOrderWritebackCommand{}, &models.PurchaseOrderWritebackLease{}); err != nil {
+ return err
+ }
+ if err := tx.Clauses(clause.OnConflict{DoNothing: true}).Create(&models.PurchaseOrderWritebackLease{ID: 1}).Error; err != nil {
+ return err
+ }
+ return tx.Create(&common.Migration{Version: version}).Error
+ })
+}
diff --git a/server/cmd/migrate/migration/version-local/1789800200000_purchase_order_writeback_test.go b/server/cmd/migrate/migration/version-local/1789800200000_purchase_order_writeback_test.go
new file mode 100644
index 0000000..ffe9fe9
--- /dev/null
+++ b/server/cmd/migrate/migration/version-local/1789800200000_purchase_order_writeback_test.go
@@ -0,0 +1,50 @@
+package version_local
+
+import (
+ "go-admin/app/goauto/models"
+ common "go-admin/common/models"
+ "gorm.io/driver/sqlite"
+ "gorm.io/gorm"
+ "testing"
+)
+
+func TestPurchaseOrderWritebackMigrationPreservesFacts(t *testing.T) {
+ db, err := gorm.Open(sqlite.Open("file:"+t.Name()+"?mode=memory&cache=shared"), &gorm.Config{})
+ if err != nil {
+ t.Fatal(err)
+ }
+ if err = db.AutoMigrate(&common.Migration{}); err != nil {
+ t.Fatal(err)
+ }
+ if err = db.Exec("CREATE TABLE purchase_task (id integer primary key, status text)").Error; err != nil {
+ t.Fatal(err)
+ }
+ if err = db.Exec("INSERT INTO purchase_task VALUES (1, 'order_created')").Error; err != nil {
+ t.Fatal(err)
+ }
+ if err = migratePurchaseOrderWriteback(db, "1789800200000"); err != nil {
+ t.Fatal(err)
+ }
+ if err = db.Model(&models.PurchaseOrderWritebackLease{}).Where("id = 1").Update("owner", "active-owner").Error; err != nil {
+ t.Fatal(err)
+ }
+ // Repeating schema work must neither queue history nor reset an active lease.
+ if err = migratePurchaseOrderWriteback(db, "repeat-schema-test"); err != nil {
+ t.Fatal(err)
+ }
+ var lease models.PurchaseOrderWritebackLease
+ if err = db.First(&lease, 1).Error; err != nil || lease.Owner != "active-owner" {
+ t.Fatal("lease reset", err)
+ }
+ var count int64
+ if err = db.Model(&models.PurchaseOrderWriteback{}).Count(&count).Error; err != nil || count != 0 {
+ t.Fatal("history queued", err)
+ }
+ var status string
+ if err = db.Table("purchase_task").Select("status").Where("id = 1").Scan(&status).Error; err != nil || status != "order_created" {
+ t.Fatal("purchase changed", err)
+ }
+ if err = db.Model(&common.Migration{}).Where("version = ?", "1789800200000").Count(&count).Error; err != nil || count != 1 {
+ t.Fatal("version missing", err)
+ }
+}
diff --git a/web/src/api/goauto/purchase-tasks.js b/web/src/api/goauto/purchase-tasks.js
index 9298699..dcd91d8 100644
--- a/web/src/api/goauto/purchase-tasks.js
+++ b/web/src/api/goauto/purchase-tasks.js
@@ -6,6 +6,7 @@ export function previewPurchaseTasks(data, options = {}) { return request({ url:
export function matchPurchaseSpecsBatch(data) { return request({ url: '/api/admin/v1/purchase-tasks/batch-spec-match', method: 'post', data, timeout: 610000 }) }
export function createPurchaseTasksBatch(data) { return request({ url: '/api/admin/v1/purchase-tasks/batch', method: 'post', data, timeout: 60000 }) }
export function retryPurchaseTasksBatch(data) { return request({ url: '/api/admin/v1/purchase-tasks/batch-retry', method: 'post', data, timeout: 60000 }) }
+export function writebackPurchaseOrderNumbers(data) { return request({ url: '/api/admin/v1/purchase-tasks/syb-order-writeback', method: 'post', data }) }
export function createStockPurchaseTask(data, options = {}) { return request({ url: '/api/admin/v1/purchase-tasks/stock', method: 'post', data, ...options }) }
export function createPurchaseTask(data) { return request({ url: '/api/admin/v1/purchase-tasks', method: 'post', data, timeout: 60000 }) }
export function getPurchaseMatching(taskId) { return request({ url: `/api/admin/v1/purchase-tasks/${taskId}/matching`, method: 'get' }) }
diff --git a/web/src/views/goauto/purchase-tasks/index.vue b/web/src/views/goauto/purchase-tasks/index.vue
index 5b0dd6c..5aceba2 100644
--- a/web/src/views/goauto/purchase-tasks/index.vue
+++ b/web/src/views/goauto/purchase-tasks/index.vue
@@ -11,11 +11,11 @@