feat: 优化批量匹配和分页默认值 (#244)

admin/service/inner_code_match.go

@@ -21,6 +21,8 @@ type InnerCodeDetailReader interface {
 	DetailListByStock(context.Context, []int64) ([]syb.StockDetail, error)
 }
 
+const innerCodeReadBatchSize = 100
+
 // InnerCodePlanResult 是一次规划的逐状态统计。
 type InnerCodePlanResult struct {
 	Total         int
@@ -65,9 +67,35 @@ func PlanInnerCodeRecords(ctx context.Context, db *sql.DB, reader InnerCodeDetai
 	}
 	stockIDsByOrder := innerCodeStockIDsByOrder(snapshots)
 	requested := uniqueInnerCodeStockIDs(records, stockIDsByOrder)
+	detailsByID, err := readInnerCodeDetails(ctx, reader, requested)
+	if err != nil {
+		return nil, err
+	}
+
+	plans := planInnerCodeRowsWithReserved(records, stockIDsByOrder, detailsByID, reservedDetails)
+	for _, plan := range plans {
+		switch plan.Status {
+		case model.InnerCodeReady:
+			result.Ready++
+		case model.InnerCodeAlreadyFilled:
+			result.AlreadyFilled++
+		case model.InnerCodeFailed:
+			result.Failed++
+		default:
+			result.Skipped++
+		}
+	}
+	if err := repository.SaveInnerCodePlans(db, plans, model.NowISO()); err != nil {
+		return nil, err
+	}
+	return result, nil
+}
+
+// readInnerCodeDetails 只限制单次顺运宝请求大小，不限制一次规划的总选择数量。
+func readInnerCodeDetails(ctx context.Context, reader InnerCodeDetailReader, requested []int64) (map[int64]syb.StockDetail, error) {
 	detailsByID := make(map[int64]syb.StockDetail, len(requested))
-	for start := 0; start < len(requested); start += 100 {
-		end := start + 100
+	for start := 0; start < len(requested); start += innerCodeReadBatchSize {
+		end := start + innerCodeReadBatchSize
 		if end > len(requested) {
 			end = len(requested)
 		}
@@ -88,24 +116,7 @@ func PlanInnerCodeRecords(ctx context.Context, db *sql.DB, reader InnerCodeDetai
 			}
 		}
 	}
-
-	plans := planInnerCodeRowsWithReserved(records, stockIDsByOrder, detailsByID, reservedDetails)
-	for _, plan := range plans {
-		switch plan.Status {
-		case model.InnerCodeReady:
-			result.Ready++
-		case model.InnerCodeAlreadyFilled:
-			result.AlreadyFilled++
-		case model.InnerCodeFailed:
-			result.Failed++
-		default:
-			result.Skipped++
-		}
-	}
-	if err := repository.SaveInnerCodePlans(db, plans, model.NowISO()); err != nil {
-		return nil, err
-	}
-	return result, nil
+	return detailsByID, nil
 }
 
 func uniqueInnerCodeOrders(records []model.InnerCodeRecord) []string {