Support custom composite field deletion (#6320)

as per title
Fixes #6033 and closes #4841

packages/twenty-front/src/modules/settings/data-model/object-details/components/SettingsObjectFieldDisabledActionDropdown.tsx

@@ -21,7 +21,6 @@ export const SettingsObjectFieldInactiveActionDropdown = ({
   scopeKey,
   onDelete,
   isCustomField,
-  fieldType,
 }: SettingsObjectFieldInactiveActionDropdownProps) => {
   const dropdownId = `${scopeKey}-settings-field-disabled-action-dropdown`;
 
@@ -37,7 +36,7 @@ export const SettingsObjectFieldInactiveActionDropdown = ({
     closeDropdown();
   };
 
-  const isDeletable = isCustomField && fieldType !== FieldMetadataType.Address;
+  const isDeletable = isCustomField;
 
   return (
     <Dropdown

packages/twenty-front/src/pages/settings/data-model/SettingsObjectDetail.tsx

@@ -1,6 +1,6 @@
+import styled from '@emotion/styled';
 import { useEffect } from 'react';
 import { useNavigate, useParams } from 'react-router-dom';
-import styled from '@emotion/styled';
 import { H2Title, IconPlus, IconSettings } from 'twenty-ui';
 
 import { LABEL_IDENTIFIER_FIELD_METADATA_TYPES } from '@/object-metadata/constants/LabelIdentifierFieldMetadataTypes';
@@ -198,7 +198,6 @@ export const SettingsObjectDetail = () => {
                     ActionIcon={
                       <SettingsObjectFieldInactiveActionDropdown
                         isCustomField={!!deactivatedMetadataField.isCustom}
-                        fieldType={deactivatedMetadataField.type}
                         scopeKey={deactivatedMetadataField.id}
                         onActivate={() =>
                           activateMetadataField(deactivatedMetadataField)

packages/twenty-server/src/engine/metadata-modules/field-metadata/field-metadata.service.ts

@@ -7,6 +7,7 @@ import { v4 as uuidV4 } from 'uuid';
 
 import { TypeORMService } from 'src/database/typeorm/typeorm.service';
 import { DataSourceService } from 'src/engine/metadata-modules/data-source/data-source.service';
+import { compositeTypeDefintions } from 'src/engine/metadata-modules/field-metadata/composite-types';
 import { CreateFieldInput } from 'src/engine/metadata-modules/field-metadata/dtos/create-field.input';
 import { DeleteOneFieldInput } from 'src/engine/metadata-modules/field-metadata/dtos/delete-field.input';
 import { FieldMetadataDTO } from 'src/engine/metadata-modules/field-metadata/dtos/field-metadata.dto';
@@ -20,8 +21,12 @@ import {
   FieldMetadataExceptionCode,
 } from 'src/engine/metadata-modules/field-metadata/field-metadata.exception';
 import { assertDoesNotNullifyDefaultValueForNonNullableField } from 'src/engine/metadata-modules/field-metadata/utils/assert-does-not-nullify-default-value-for-non-nullable-field.util';
-import { computeColumnName } from 'src/engine/metadata-modules/field-metadata/utils/compute-column-name.util';
+import {
+  computeColumnName,
+  computeCompositeColumnName,
+} from 'src/engine/metadata-modules/field-metadata/utils/compute-column-name.util';
 import { generateNullable } from 'src/engine/metadata-modules/field-metadata/utils/generate-nullable';
+import { isCompositeFieldMetadataType } from 'src/engine/metadata-modules/field-metadata/utils/is-composite-field-metadata-type.util';
 import { ObjectMetadataService } from 'src/engine/metadata-modules/object-metadata/object-metadata.service';
 import { assertMutationNotOnRemoteObject } from 'src/engine/metadata-modules/object-metadata/utils/assert-mutation-not-on-remote-object.util';
 import {
@@ -460,22 +465,54 @@ export class FieldMetadataService extends TypeOrmQueryService<FieldMetadataEntit
 
       await fieldMetadataRepository.delete(fieldMetadata.id);
 
-      await this.workspaceMigrationService.createCustomMigration(
-        generateMigrationName(`delete-${fieldMetadata.name}`),
-        workspaceId,
-        [
-          {
-            name: computeObjectTargetTable(objectMetadata),
-            action: WorkspaceMigrationTableActionType.ALTER,
-            columns: [
-              {
-                action: WorkspaceMigrationColumnActionType.DROP,
-                columnName: computeColumnName(fieldMetadata),
-              } satisfies WorkspaceMigrationColumnDrop,
-            ],
-          } satisfies WorkspaceMigrationTableAction,
-        ],
-      );
+      if (isCompositeFieldMetadataType(fieldMetadata.type)) {
+        const compositeType = compositeTypeDefintions.get(fieldMetadata.type);
+
+        if (!compositeType) {
+          throw new Error(
+            `Composite type not found for field metadata type: ${fieldMetadata.type}`,
+          );
+        }
+
+        await this.workspaceMigrationService.createCustomMigration(
+          generateMigrationName(
+            `delete-${fieldMetadata.name}-composite-columns`,
+          ),
+          workspaceId,
+          [
+            {
+              name: computeObjectTargetTable(objectMetadata),
+              action: WorkspaceMigrationTableActionType.ALTER,
+              columns: compositeType.properties.map((property) => {
+                return {
+                  action: WorkspaceMigrationColumnActionType.DROP,
+                  columnName: computeCompositeColumnName(
+                    fieldMetadata.name,
+                    property,
+                  ),
+                } satisfies WorkspaceMigrationColumnDrop;
+              }),
+            } satisfies WorkspaceMigrationTableAction,
+          ],
+        );
+      } else {
+        await this.workspaceMigrationService.createCustomMigration(
+          generateMigrationName(`delete-${fieldMetadata.name}`),
+          workspaceId,
+          [
+            {
+              name: computeObjectTargetTable(objectMetadata),
+              action: WorkspaceMigrationTableActionType.ALTER,
+              columns: [
+                {
+                  action: WorkspaceMigrationColumnActionType.DROP,
+                  columnName: computeColumnName(fieldMetadata),
+                } satisfies WorkspaceMigrationColumnDrop,
+              ],
+            } satisfies WorkspaceMigrationTableAction,
+          ],
+        );
+      }
 
       await this.workspaceMigrationRunnerService.executeMigrationFromPendingMigrations(
         workspaceId,

packages/twenty-server/src/engine/metadata-modules/field-metadata/utils/compute-column-name.util.ts

@@ -1,13 +1,13 @@
-import { FieldMetadataInterface } from 'src/engine/metadata-modules/field-metadata/interfaces/field-metadata.interface';
 import { CompositeProperty } from 'src/engine/metadata-modules/field-metadata/interfaces/composite-type.interface';
+import { FieldMetadataInterface } from 'src/engine/metadata-modules/field-metadata/interfaces/field-metadata.interface';
 
 import { FieldMetadataType } from 'src/engine/metadata-modules/field-metadata/field-metadata.entity';
-import { isCompositeFieldMetadataType } from 'src/engine/metadata-modules/field-metadata/utils/is-composite-field-metadata-type.util';
-import { pascalCase } from 'src/utils/pascal-case';
 import {
   FieldMetadataException,
   FieldMetadataExceptionCode,
 } from 'src/engine/metadata-modules/field-metadata/field-metadata.exception';
+import { isCompositeFieldMetadataType } from 'src/engine/metadata-modules/field-metadata/utils/is-composite-field-metadata-type.util';
+import { pascalCase } from 'src/utils/pascal-case';
 
 type ComputeColumnNameOptions = { isForeignKey?: boolean };
 
@@ -34,7 +34,7 @@ export function computeColumnName<T extends FieldMetadataType | 'default'>(
 
   if (isCompositeFieldMetadataType(fieldMetadataOrFieldName.type)) {
     throw new FieldMetadataException(
-      `Cannot compute composite column name for non-composite field metadata type: ${fieldMetadataOrFieldName.type}`,
+      `Cannot compute composite column name for field: ${fieldMetadataOrFieldName.type}`,
       FieldMetadataExceptionCode.INVALID_FIELD_INPUT,
     );
   }