feat(t239): persist freight item metadata

backend-api/internal/repository/sqlite/freight_repository_test.go

@@ -57,6 +57,8 @@ func TestFreightImportIsAtomicIdempotentAndRevisioned(t *testing.T) {
 		t.Fatalf("StartFreightSync() error = %v", err)
 	}
 	batch := freightBatch(910, "a", "b")
+	price := int64(12950)
+	batch.Orders[0].Items[0].OriginalUnitPriceMinor = &price
 	if err := store.CompleteFreightSync(
 		ctx,
 		first,
@@ -74,10 +76,16 @@ func TestFreightImportIsAtomicIdempotentAndRevisioned(t *testing.T) {
 	if err != nil || len(detail.Items) != 2 {
 		t.Fatalf("detail = %+v, error = %v", detail, err)
 	}
+	if detail.Items[0].OriginalUnitPriceMinor == nil ||
+		*detail.Items[0].OriginalUnitPriceMinor != price ||
+		detail.Items[0].OriginalCurrency != domain.FreightCurrencyTWD {
+		t.Fatalf("item price metadata = %+v", detail.Items[0])
+	}
 
 	second := freightRun(904, userID, now.Add(time.Minute))
 	createAndStartFreightRun(t, store, second, "freight-key-2", "3")
 	unchanged := freightBatch(920, "a", "b")
+	unchanged.Orders[0].Items[0].OriginalUnitPriceMinor = &price
 	if err := store.CompleteFreightSync(
 		ctx,
 		second,
@@ -96,6 +104,7 @@ func TestFreightImportIsAtomicIdempotentAndRevisioned(t *testing.T) {
 	third := freightRun(905, userID, now.Add(2*time.Minute))
 	createAndStartFreightRun(t, store, third, "freight-key-3", "4")
 	changed := freightBatch(930, "a", "c")
+	changed.Orders[0].Items[0].OriginalUnitPriceMinor = &price
 	changed.Orders[0].CanonicalSHA256 = repeatHex("d")
 	changed.Orders[0].Items[1].Title = "变化后的商品"
 	changed.Orders[0].Items[1].CanonicalSHA256 = repeatHex("e")
@@ -113,10 +122,18 @@ func TestFreightImportIsAtomicIdempotentAndRevisioned(t *testing.T) {
 		detail.Items[1].Revision != 2 {
 		t.Fatalf("changed revisions = %+v", detail)
 	}
+	if _, err := db.Exec(
+		`UPDATE freight_order_items SET original_unit_price_minor = NULL`,
+	); err != nil {
+		t.Fatalf("clear metadata before rollback guard test: %v", err)
+	}
 	runner, err := migration.New(db)
 	if err != nil {
 		t.Fatalf("migration.New() error = %v", err)
 	}
+	if err := runner.Down(ctx); err != nil {
+		t.Fatalf("metadata migration down: %v", err)
+	}
 	if err := runner.Down(ctx); err != nil {
 		t.Fatalf("date sync migration down: %v", err)
 	}
@@ -251,6 +268,9 @@ func TestFreightDateSyncAdvancesWatermarkOnlyOnWholeBatchSuccess(
 	}
 
 	runner, _ := migration.New(db)
+	if err := runner.Down(ctx); err != nil {
+		t.Fatalf("metadata migration down: %v", err)
+	}
 	if err := runner.Down(ctx); err == nil {
 		t.Fatal("date sync migration down succeeded with retained watermark")
 	}
@@ -334,22 +354,24 @@ func freightBatch(index int, firstHash, secondHash string) domain.FreightImportB
 		CanonicalSHA256: repeatHex("c"),
 		Items: []domain.FreightImportItem{
 			{
-				ID:              uuid(index + 1),
-				ExternalItemID:  "88",
-				Title:           "商品一",
-				ProductSpec:     "黑色,L",
-				SKU:             "BLACK-L",
-				Quantity:        &quantityOne,
-				CanonicalSHA256: repeatHex(firstHash),
+				ID:               uuid(index + 1),
+				ExternalItemID:   "88",
+				Title:            "商品一",
+				ProductSpec:      "黑色,L",
+				SKU:              "黑色,L",
+				Quantity:         &quantityOne,
+				OriginalCurrency: domain.FreightCurrencyTWD,
+				CanonicalSHA256:  repeatHex(firstHash),
 			},
 			{
-				ID:              uuid(index + 2),
-				ExternalItemID:  "89",
-				Title:           "商品二",
-				ProductSpec:     "白色,M",
-				SKU:             "WHITE-M",
-				Quantity:        &quantityTwo,
-				CanonicalSHA256: repeatHex(secondHash),
+				ID:               uuid(index + 2),
+				ExternalItemID:   "89",
+				Title:            "商品二",
+				ProductSpec:      "白色,M",
+				SKU:              "白色,M",
+				Quantity:         &quantityTwo,
+				OriginalCurrency: domain.FreightCurrencyTWD,
+				CanonicalSHA256:  repeatHex(secondHash),
 			},
 		},
 	}}}