add count method

action.go

@@ -44,6 +44,11 @@ func (s Service) GetAllUsers(query model.UserAllQuery) model.UserAll {
 	return user.All(query)
 }
 
+// CountAllUsers ...
+func (s Service) CountAllUsers(query model.UserCountQuery) int64 {
+	return user.Count(query)
+}
+
 // ChangeAllUsersStatus ...
 func (s Service) ChangeAllUsersStatus(roleID, status string) error {
 	return user.ChangeAllUsersStatus(roleID, status)

model/user_request.go

@@ -44,6 +44,12 @@ type UserAllQuery struct {
 	Other   map[string]interface{} // query fields in other object
 }
 
+// UserCountQuery ...
+type UserCountQuery struct {
+	RoleID string
+	Other  map[string]interface{} // query fields in other object
+}
+
 // Validate ...
 func (co UserCreateOptions) Validate() error {
 	// Name

user/handle.go

@@ -143,6 +143,24 @@ func All(queryParams model.UserAllQuery) (r model.UserAll) {
 	return
 }
 
+// Count  ...
+func Count(queryParams model.UserCountQuery) int64 {
+	var (
+		ctx  = context.Background()
+		cond = bson.M{}
+	)
+	query := model.CommonQuery{
+		RoleID: queryParams.RoleID,
+		Other:  queryParams.Other,
+	}
+
+	// Assign condition
+	query.AssignRoleID(cond)
+	query.AssignOther(cond)
+
+	return countByCondition(ctx, cond)
+}
+
 func getResponse(ctx context.Context, user model.DBUser) model.User {
 	roleRaw, _ := roleFindByID(ctx, user.RoleID)
 	return model.User{