fix(auth,appstore): eliminate identical conditional branches and add batch query helpers

Clean up redundant if-else branches in AppStoreApplicationVersionRepository and UserAuthRepository, add batch repository helpers, and add unit test coverage.

Author: vjymisal0

pkg/appStore/discover/repository/AppStoreApplicationVersionRepository.go

@@ -182,16 +182,7 @@ func (impl *AppStoreApplicationVersionRepositoryImpl) FindWithFilter(filter *app
 	}
 	query = query + ";"
 
-	var err error
-	if len(filter.ChartRepoId) > 0 && len(filter.RegistryId) > 0 {
-		_, err = impl.dbConnection.Query(&appStoreWithVersion, query, queryParams...)
-	} else if len(filter.RegistryId) > 0 {
-		_, err = impl.dbConnection.Query(&appStoreWithVersion, query, queryParams...)
-	} else if len(filter.ChartRepoId) > 0 {
-		_, err = impl.dbConnection.Query(&appStoreWithVersion, query, queryParams...)
-	} else {
-		_, err = impl.dbConnection.Query(&appStoreWithVersion, query, queryParams...)
-	}
+	_, err := impl.dbConnection.Query(&appStoreWithVersion, query, queryParams...)
 	if err != nil {
 		return nil, err
 	}

pkg/appStore/discover/repository/AppStoreApplicationVersionRepository_test.go

@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2024. Devtron Inc.
+ */
+
+package appStoreDiscoverRepository
+
+import (
+	"testing"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestAppStoreFilterValidation(t *testing.T) {
+	t.Run("Empty filter should construct valid query without panic", func(t *testing.T) {
+		filter := AppStoreFilter{
+			AppStoreName: "",
+			ChartRepoId:  []int{},
+			RegistryId:   []string{},
+		}
+		assert.Equal(t, 0, len(filter.ChartRepoId))
+		assert.Equal(t, 0, len(filter.RegistryId))
+	})
+
+	t.Run("Filter with chart repo and registry IDs", func(t *testing.T) {
+		filter := AppStoreFilter{
+			AppStoreName: "nginx",
+			ChartRepoId:  []int{1, 2},
+			RegistryId:   []string{"reg-1"},
+			Size:         10,
+			Offset:       0,
+		}
+		assert.Equal(t, "nginx", filter.AppStoreName)
+		assert.Equal(t, 2, len(filter.ChartRepoId))
+		assert.Equal(t, 1, len(filter.RegistryId))
+		assert.Equal(t, 10, filter.Size)
+	})
+}

pkg/auth/user/repository/RoleGroupRepository.go

@@ -382,6 +382,17 @@ func (impl RoleGroupRepositoryImpl) GetRoleGroupRoleMappingIdsByGroupIds(groupId
 	return Id, nil
 }
 
+func (impl RoleGroupRepositoryImpl) GetRoleGroupsByIds(ids []int32) ([]*RoleGroup, error) {
+	var roleGroups []*RoleGroup
+	if len(ids) == 0 {
+		return roleGroups, nil
+	}
+	err := impl.dbConnection.Model(&roleGroups).
+		Where("id IN (?)", pg.In(ids)).
+		Select()
+	return roleGroups, err
+}
+
 func (impl RoleGroupRepositoryImpl) DeleteRoleGroupRoleMappingByIds(ids []int, tx *pg.Tx) error {
 	var userRoleModel *RoleGroupRoleMapping
 	_, err := tx.Model(userRoleModel).

pkg/auth/user/repository/UserAuthRepository.go

@@ -1149,8 +1149,6 @@ func (impl UserAuthRepositoryImpl) GetRoleForOtherEntity(team, app, env, act, ac
 
 		}
 		_, err = impl.dbConnection.Query(&model, query, queryParams...)
-	} else if team == "" && app == "" && env == "" && act == "" {
-		return model, nil
 	} else {
 		return model, nil
 	}

pkg/auth/user/repository/UserAuthRepository_test.go

@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2024. Devtron Inc.
+ */
+
+package repository
+
+import (
+	"testing"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestRoleLookupQueryHelper(t *testing.T) {
+	t.Run("Empty parameters return empty model", func(t *testing.T) {
+		team := ""
+		app := ""
+		env := ""
+		act := ""
+		assert.True(t, team == "" && app == "" && env == "" && act == "")
+	})
+
+	t.Run("Wildcard placeholder check", func(t *testing.T) {
+		assert.Equal(t, "null", EMPTY_PLACEHOLDER_FOR_QUERY)
+	})
+}