feat: features overwrite warning (#4535)

src/lib/features/export-import-toggles/export-import-permissions.e2e.test.ts

@@ -335,6 +335,11 @@ test('validate import data', async () => {
                     'The following features will not be imported as they are currently archived. To import them, please unarchive them first:',
                 affectedItems: [archivedFeature],
             },
+            {
+                message:
+                    'The following features already exist in this project and will be overwritten:',
+                affectedItems: ['existing_feature'],
+            },
         ],
         permissions: [
             {

src/lib/features/export-import-toggles/export-import-service.ts

@@ -151,6 +151,7 @@ export default class ExportImportService {
             unsupportedContextFields,
             archivedFeatures,
             otherProjectFeatures,
+            existingProjectFeatures,
             missingPermissions,
         ] = await Promise.all([
             this.getUnsupportedStrategies(dto),
@@ -158,6 +159,7 @@ export default class ExportImportService {
             this.getUnsupportedContextFields(dto),
             this.getArchivedFeatures(dto),
             this.getOtherProjectFeatures(dto),
+            this.getExistingProjectFeatures(dto),
             this.importPermissionsService.getMissingPermissions(
                 dto,
                 user,
@@ -176,6 +178,7 @@ export default class ExportImportService {
         const warnings = ImportValidationMessages.compileWarnings(
             usedCustomStrategies,
             archivedFeatures,
+            existingProjectFeatures,
         );
         const permissions =
             ImportValidationMessages.compilePermissionErrors(
@@ -299,7 +302,7 @@ export default class ExportImportService {
                 this.contextService.createContextField(
                     {
                         name: contextField.name,
-                        description: contextField.description,
+                        description: contextField.description || '',
                         legalValues: contextField.legalValues,
                         stickiness: contextField.stickiness,
                     },
@@ -529,6 +532,15 @@ export default class ExportImportService {
         );
     }
 
+    private async getExistingProjectFeatures(dto: ImportTogglesSchema) {
+        const existingProjectsFeatures =
+            await this.importTogglesStore.getFeaturesInProject(
+                dto.data.features.map((feature) => feature.name),
+                dto.project,
+            );
+        return existingProjectsFeatures;
+    }
+
     private async getNewTagTypes(dto: ImportTogglesSchema) {
         const existingTagTypes = (await this.tagTypeService.getAll()).map(
             (tagType) => tagType.name,

src/lib/features/export-import-toggles/import-toggles-store-type.ts

@@ -11,6 +11,11 @@ export interface IImportTogglesStore {
         project: string,
     ): Promise<{ name: string; project: string }[]>;
 
+    getFeaturesInProject(
+        featureNames: string[],
+        project: string,
+    ): Promise<string[]>;
+
     deleteTagsForFeatures(tags: string[]): Promise<void>;
 
     strategiesExistForFeatures(

src/lib/features/export-import-toggles/import-toggles-store.ts

@@ -74,6 +74,18 @@ export class ImportTogglesStore implements IImportTogglesStore {
         return rows.map((row) => ({ name: row.name, project: row.project }));
     }
 
+    async getFeaturesInProject(
+        featureNames: string[],
+        project: string,
+    ): Promise<string[]> {
+        const rows = await this.db(T.features)
+            .select(['name', 'project'])
+            .where('project', project)
+            .where('archived_at', null)
+            .whereIn('name', featureNames);
+        return rows.map((row) => row.name);
+    }
+
     async deleteTagsForFeatures(features: string[]): Promise<void> {
         return this.db(T.featureTag).whereIn('feature_name', features).del();
     }

src/lib/features/export-import-toggles/import-validation-messages.ts

@@ -73,6 +73,7 @@ export class ImportValidationMessages {
     static compileWarnings(
         usedCustomStrategies: string[],
         archivedFeatures: string[],
+        existingFeatures: string[],
     ): ImportTogglesValidateItemSchema[] {
         const warnings: ImportTogglesValidateItemSchema[] = [];
         if (usedCustomStrategies.length > 0) {
@@ -89,6 +90,13 @@ export class ImportValidationMessages {
                 affectedItems: archivedFeatures,
             });
         }
+        if (existingFeatures.length > 0) {
+            warnings.push({
+                message:
+                    'The following features already exist in this project and will be overwritten:',
+                affectedItems: existingFeatures,
+            });
+        }
         return warnings;
     }
 }