feat: 添加租户创建功能，支持设置管理员及有效期，新增订单统计接口

backend/app/services/order.go

@@ -11,6 +11,7 @@ import (
 	"time"
 
 	"quyun/v2/app/errorx"
+	superdto "quyun/v2/app/http/super/dto"
 	"quyun/v2/app/http/tenant/dto"
 	jobs_args "quyun/v2/app/jobs/args"
 	"quyun/v2/app/requests"
@@ -233,6 +234,38 @@ type order struct {
 	job    *provider_job.Job
 }
 
+// SuperStatistics 平台侧订单统计（不限定 tenant_id）。
+func (s *order) SuperStatistics(ctx context.Context) (*superdto.OrderStatisticsResponse, error) {
+	tbl, query := models.OrderQuery.QueryContext(ctx)
+
+	var rows []*superdto.OrderStatisticsRow
+	err := query.Select(
+		tbl.Status,
+		tbl.ID.Count().As("count"),
+		tbl.AmountPaid.Sum().As("amount_paid_sum"),
+	).Group(tbl.Status).Scan(&rows)
+	if err != nil {
+		return nil, err
+	}
+
+	var totalCount int64
+	var totalAmountPaidSum int64
+	for _, row := range rows {
+		if row == nil {
+			continue
+		}
+		row.StatusDescription = row.Status.Description()
+		totalCount += row.Count
+		totalAmountPaidSum += row.AmountPaidSum
+	}
+
+	return &superdto.OrderStatisticsResponse{
+		TotalCount:         totalCount,
+		TotalAmountPaidSum: totalAmountPaidSum,
+		ByStatus:           rows,
+	}, nil
+}
+
 type ProcessRefundingOrderParams struct {
 	// TenantID 租户ID。
 	TenantID int64