create orphan community and space for project

src/project/handler/create-orphan-space.handler.service.ts

@@ -0,0 +1,52 @@
+import { CommandHandler, ICommandHandler } from '@nestjs/cqrs';
+import { CreateOrphanSpaceCommand } from '../command/create-orphan-space-command';
+import { SpaceRepository } from '@app/common/modules/space';
+import { CommunityRepository } from '@app/common/modules/community/repositories';
+import { Logger } from '@nestjs/common';
+import {
+  ORPHAN_COMMUNITY_DESCRIPTION,
+  ORPHAN_COMMUNITY_NAME,
+  ORPHAN_SPACE_NAME,
+} from '@app/common/constants/orphan-constant';
+
+@CommandHandler(CreateOrphanSpaceCommand)
+export class CreateOrphanSpaceHandler
+  implements ICommandHandler<CreateOrphanSpaceCommand>
+{
+  private readonly logger = new Logger(CreateOrphanSpaceHandler.name);
+
+  constructor(
+    private readonly spaceRepository: SpaceRepository,
+    private readonly communityRepository: CommunityRepository,
+  ) {}
+
+  async execute(command: CreateOrphanSpaceCommand): Promise<void> {
+    try {
+      const { project } = command;
+      let orphanCommunity = await this.communityRepository.findOne({
+        where: { name: ORPHAN_COMMUNITY_NAME, project },
+      });
+
+      if (!orphanCommunity) {
+        orphanCommunity = this.communityRepository.create({
+          name: ORPHAN_COMMUNITY_NAME,
+          description: ORPHAN_COMMUNITY_DESCRIPTION,
+          project,
+        });
+        orphanCommunity = await this.communityRepository.save(orphanCommunity);
+      }
+
+      const orphanSpace = this.spaceRepository.create({
+        spaceName: ORPHAN_SPACE_NAME,
+        community: orphanCommunity,
+      });
+      await this.spaceRepository.save(orphanSpace);
+    } catch (error) {
+      this.logger.error(
+        `Error when creating orphan space for project  ${JSON.stringify(
+          command.project.uuid,
+        )} - ERROR ${error}.`,
+      );
+    }
+  }
+}

src/project/handler/index.ts

@@ -0,0 +1 @@
+export * from './create-orphan-space.handler.service'