Migrate fields of deprecated type LINK to type LINKS (#6332)

Closes #5909.

Adding a command to migrate fields of type Link to fields of type Links,
including their data.

packages/twenty-server/src/modules/view/services/view.service.ts

@@ -0,0 +1,99 @@
+import { Injectable, Logger } from '@nestjs/common';
+
+import { isDefined } from 'class-validator';
+import isEmpty from 'lodash.isempty';
+
+import { TwentyORMGlobalManager } from 'src/engine/twenty-orm/twenty-orm-global.manager';
+import { ViewFieldWorkspaceEntity } from 'src/modules/view/standard-objects/view-field.workspace-entity';
+
+@Injectable()
+export class ViewService {
+  private readonly logger = new Logger(ViewService.name);
+  constructor(
+    private readonly twentyORMGlobalManager: TwentyORMGlobalManager,
+  ) {}
+
+  async addFieldToViews({
+    workspaceId,
+    fieldId,
+    viewsIds,
+    positions,
+  }: {
+    workspaceId: string;
+    fieldId: string;
+    viewsIds: string[];
+    positions?: {
+      [key: string]: number;
+    }[];
+  }) {
+    const viewFieldRepository =
+      await this.twentyORMGlobalManager.getRepositoryForWorkspace(
+        workspaceId,
+        ViewFieldWorkspaceEntity,
+      );
+
+    for (const viewId of viewsIds) {
+      const position = positions?.[viewId];
+      const newFieldInThisView = await viewFieldRepository.findBy({
+        fieldMetadataId: fieldId,
+        viewId: viewId as string,
+        isVisible: true,
+      });
+
+      if (!isEmpty(newFieldInThisView)) {
+        continue;
+      }
+
+      this.logger.log(
+        `Adding new field ${fieldId} to view ${viewId} for workspace ${workspaceId}...`,
+      );
+      const newViewField = viewFieldRepository.create({
+        viewId: viewId,
+        fieldMetadataId: fieldId,
+        isVisible: true,
+        ...(isDefined(position) && { position: position }),
+      });
+
+      await viewFieldRepository.save(newViewField);
+      this.logger.log(
+        `New field successfully added to view ${viewId} for workspace ${workspaceId}`,
+      );
+    }
+  }
+
+  async removeFieldFromViews({
+    workspaceId,
+    fieldId,
+  }: {
+    workspaceId: string;
+    fieldId: string;
+  }) {
+    const viewFieldRepository =
+      await this.twentyORMGlobalManager.getRepositoryForWorkspace(
+        workspaceId,
+        ViewFieldWorkspaceEntity,
+      );
+    const viewsWithField = await viewFieldRepository.find({
+      where: {
+        fieldMetadataId: fieldId,
+        isVisible: true,
+      },
+    });
+
+    for (const viewWithField of viewsWithField) {
+      const viewId = viewWithField.viewId;
+
+      this.logger.log(
+        `Removing field ${fieldId} from view ${viewId} for workspace ${workspaceId}...`,
+      );
+      await viewFieldRepository.delete({
+        viewId: viewWithField.viewId as string,
+        fieldMetadataId: fieldId,
+      });
+
+      this.logger.log(
+        `Field ${fieldId} successfully removed from view ${viewId} for workspace ${workspaceId}`,
+      );
+    }
+  }
+}

packages/twenty-server/src/modules/view/view.module.ts

@@ -0,0 +1,10 @@
+import { Module } from '@nestjs/common';
+
+import { ViewService } from 'src/modules/view/services/view.service';
+
+@Module({
+  imports: [],
+  providers: [ViewService],
+  exports: [ViewService],
+})
+export class ViewModule {}