fix: 修复缺少渠道表时商务列表失败并补充接口实测

internal/biz/business/account.go

@@ -32,14 +32,21 @@ type Account struct {
 	RejectReason                                                   string
 	AuthorityID                                                    uint
 	CreatedAt, UpdatedAt                                           time.Time
-	PromoteCount, BindCount                                        int64
+	PromoteCount                                                   *int64
+	BindCount                                                      int64
+}
+
+type AccountCounts struct {
+	// 无渠道表时为 nil，避免将未接入数据误报为真实零渠道。
+	PromoteCount *int64
+	BindCount    int64
 }
 
 // UserScope 表示商务树可见范围，与框架部门权限相互独立。
 type UserScope struct {
-	All, Empty, IncludeSelf bool
-	SelfID                  uint
-	DescendantPath          string
+	All, Empty, IncludeSelf, OnlySelf bool
+	SelfID                            uint
+	DescendantPath                    string
 }
 
 type AccountFilter struct {
@@ -84,7 +91,7 @@ type AccountRepo interface {
 	Create(context.Context, *Account) error
 	Update(context.Context, *Account) error
 	AuthorityForLevel(context.Context, int) (uint, error)
-	DirectCounts(context.Context, []uint) (map[uint][2]int64, error)
+	DirectCounts(context.Context, []uint) (map[uint]AccountCounts, error)
 }
 
 type AccountUsecase struct{ repo AccountRepo }
@@ -141,7 +148,7 @@ func (uc *AccountUsecase) List(ctx context.Context, filter AccountFilter, option
 		return nil, 0, err
 	}
 	for _, row := range rows {
-		row.PromoteCount, row.BindCount = counts[row.ID][0], counts[row.ID][1]
+		row.PromoteCount, row.BindCount = counts[row.ID].PromoteCount, counts[row.ID].BindCount
 	}
 	return rows, total, nil
 }