reduced code duplication

src/project/project.module.ts

@@ -1,8 +1,9 @@
-import { Module } from '@nestjs/common';
+import { Global, Module } from '@nestjs/common';
 import { ProjectController } from './controllers';
 import { ProjectService } from './services';
 import { ProjectRepository } from '@app/common/modules/project/repositiories';
 
+@Global()
 @Module({
   imports: [],
   controllers: [ProjectController],

src/space/dtos/add.space.dto.ts

@@ -11,6 +11,7 @@ import {
   IsUUID,
   ValidateNested,
 } from 'class-validator';
+import { AddSubspaceDto } from './subspace';
 
 export class CreateSpaceProductItemDto {
   @ApiProperty({
@@ -22,16 +23,6 @@ export class CreateSpaceProductItemDto {
   tag: string;
 }
 
-export class CreateSubspaceDto {
-  @ApiProperty({
-    description: 'Name of the subspace',
-    example: 'Living Room',
-  })
-  @IsNotEmpty()
-  @IsString()
-  subspaceName: string;
-}
-
 export class ProductAssignmentDto {
   @ApiProperty({
     description: 'UUID of the product to be assigned',
@@ -127,13 +118,13 @@ export class AddSpaceDto {
 
   @ApiProperty({
     description: 'List of subspaces included in the model',
-    type: [CreateSubspaceDto],
+    type: [AddSubspaceDto],
   })
   @IsOptional()
   @IsArray()
   @ValidateNested({ each: true })
-  @Type(() => CreateSubspaceDto)
-  subspaces?: CreateSubspaceDto[];
+  @Type(() => AddSubspaceDto)
+  subspaces?: AddSubspaceDto[];
 }
 
 export class AddUserSpaceDto {

src/space/services/space-validation.service.ts

@@ -0,0 +1,74 @@
+import { CommunityEntity } from '@app/common/modules/community/entities';
+import { SpaceEntity } from '@app/common/modules/space/entities';
+import { SpaceRepository } from '@app/common/modules/space/repositories';
+import { HttpException, HttpStatus, Injectable } from '@nestjs/common';
+import { CommunityService } from '../../community/services';
+import { ProjectService } from '../../project/services';
+import {
+  SpaceModelEntity,
+  SpaceModelRepository,
+} from '@app/common/modules/space-model';
+
+@Injectable()
+export class ValidationService {
+  constructor(
+    private readonly projectService: ProjectService,
+    private readonly communityService: CommunityService,
+    private readonly spaceRepository: SpaceRepository,
+    private readonly spaceModelRepository: SpaceModelRepository,
+  ) {}
+
+  async validateCommunityAndProject(
+    communityUuid: string,
+    projectUuid: string,
+  ): Promise<CommunityEntity> {
+    await this.projectService.findOne(projectUuid);
+    const community = await this.communityService.getCommunityById({
+      communityUuid,
+      projectUuid,
+    });
+
+    return community.data;
+  }
+
+  async validateSpaceWithinCommunityAndProject(
+    communityUuid: string,
+    projectUuid: string,
+    spaceUuid?: string,
+  ): Promise<SpaceEntity> {
+    await this.validateCommunityAndProject(communityUuid, projectUuid);
+    const space = await this.validateSpace(spaceUuid);
+    return space;
+  }
+
+  async validateSpace(spaceUuid: string): Promise<SpaceEntity> {
+    const space = await this.spaceRepository.findOne({
+      where: { uuid: spaceUuid },
+    });
+
+    if (!space) {
+      throw new HttpException(
+        `Space with UUID ${spaceUuid} not found`,
+        HttpStatus.NOT_FOUND,
+      );
+    }
+
+    return space;
+  }
+
+  async validateSpaceModel(spaceModelUuid: string): Promise<SpaceModelEntity> {
+    const spaceModel = await this.spaceModelRepository.findOne({
+      where: { uuid: spaceModelUuid },
+      relations: ['subspaceModels'],
+    });
+
+    if (!spaceModel) {
+      throw new HttpException(
+        `Space model with UUID ${spaceModelUuid} not found`,
+        HttpStatus.NOT_FOUND,
+      );
+    }
+
+    return spaceModel;
+  }
+}

src/space/services/space.service.ts

@@ -14,22 +14,24 @@ import {
 } from '../dtos';
 import { SuccessResponseDto } from '@app/common/dto/success.response.dto';
 import { BaseResponseDto } from '@app/common/dto/base.response.dto';
-import { CommunityRepository } from '@app/common/modules/community/repositories';
 import { SpaceEntity } from '@app/common/modules/space/entities';
 import { generateRandomString } from '@app/common/helper/randomString';
 import { SpaceLinkService } from './space-link';
 import { SpaceProductService } from './space-products';
-import { ProjectRepository } from '@app/common/modules/project/repositiories';
 import { CreateSubspaceModelDto } from 'src/space-model/dtos';
+import { SubSpaceService } from './subspace';
+import { DataSource } from 'typeorm';
+import { ValidationService } from './space-validation.service';
 
 @Injectable()
 export class SpaceService {
   constructor(
+    private readonly dataSource: DataSource,
     private readonly spaceRepository: SpaceRepository,
-    private readonly communityRepository: CommunityRepository,
     private readonly spaceLinkService: SpaceLinkService,
     private readonly spaceProductService: SpaceProductService,
-    private readonly projectRepository: ProjectRepository,
+    private readonly subSpaceService: SubSpaceService,
+    private readonly validationService: ValidationService,
   ) {}
 
   async createSpace(
@@ -40,21 +42,35 @@ export class SpaceService {
       addSpaceDto;
     const { communityUuid, projectUuid } = params;
 
-    await this.validateProject(projectUuid);
+    const queryRunner = this.dataSource.createQueryRunner();
+
+    await queryRunner.connect();
+    await queryRunner.startTransaction();
+
+    const community = await this.validationService.validateCommunityAndProject(
+      communityUuid,
+      projectUuid,
+    );
 
     this.validateSpaceCreation(spaceModelUuid, products, subspaces);
 
-    const community = await this.validateCommunity(communityUuid);
+    const parent = parentUuid
+      ? await this.validationService.validateSpace(parentUuid)
+      : null;
+
+    const spaceModel = spaceModelUuid
+      ? await this.validationService.validateSpaceModel(spaceModelUuid)
+      : null;
 
-    const parent = parentUuid ? await this.validateSpace(parentUuid) : null;
     try {
       const newSpace = this.spaceRepository.create({
         ...addSpaceDto,
-        community,
+        spaceModel,
         parent: parentUuid ? parent : null,
+        community,
       });
 
-      await this.spaceRepository.save(newSpace);
+      await queryRunner.manager.save(newSpace);
 
       if (direction && parent) {
         await this.spaceLinkService.saveSpaceLink(
@@ -64,12 +80,27 @@ export class SpaceService {
         );
       }
 
+      if (subspaces) {
+        await this.subSpaceService.createSubspacesFromNames(
+          subspaces,
+          newSpace,
+          queryRunner,
+        );
+      } else {
+        await this.subSpaceService.createSubSpaceFromModel(
+          spaceModel,
+          newSpace,
+          queryRunner,
+        );
+      }
+
       if (products && products.length > 0) {
         await this.spaceProductService.assignProductsToSpace(
           newSpace,
           products,
         );
       }
+      await queryRunner.commitTransaction();
 
       return new SuccessResponseDto({
         statusCode: HttpStatus.CREATED,
@@ -77,7 +108,14 @@ export class SpaceService {
         message: 'Space created successfully',
       });
     } catch (error) {
+      await queryRunner.rollbackTransaction();
+
+      if (error instanceof HttpException) {
+        throw error;
+      }
       throw new HttpException(error.message, HttpStatus.INTERNAL_SERVER_ERROR);
+    } finally {
+      await queryRunner.release();
     }
   }
 
@@ -85,8 +123,10 @@ export class SpaceService {
     params: CommunitySpaceParam,
   ): Promise<BaseResponseDto> {
     const { communityUuid, projectUuid } = params;
-    await this.validateCommunity(communityUuid);
-    await this.validateProject(projectUuid);
+    await this.validationService.validateCommunityAndProject(
+      communityUuid,
+      projectUuid,
+    );
     try {
       // Get all spaces related to the community, including the parent-child relations
       const spaces = await this.spaceRepository.find({
@@ -119,11 +159,12 @@ export class SpaceService {
   async findOne(params: GetSpaceParam): Promise<BaseResponseDto> {
     const { communityUuid, spaceUuid, projectUuid } = params;
     try {
-      const space = await this.validateCommunityAndSpace(
-        communityUuid,
-        spaceUuid,
-        projectUuid,
-      );
+      const space =
+        await this.validationService.validateSpaceWithinCommunityAndProject(
+          communityUuid,
+          projectUuid,
+          spaceUuid,
+        );
 
       return new SuccessResponseDto({
         message: `Space with ID ${spaceUuid} successfully fetched`,
@@ -144,12 +185,13 @@ export class SpaceService {
   async delete(params: GetSpaceParam): Promise<BaseResponseDto> {
     try {
       const { communityUuid, spaceUuid, projectUuid } = params;
-      // First, check if the community exists
-      const space = await this.validateCommunityAndSpace(
-        communityUuid,
-        spaceUuid,
-        projectUuid,
-      );
+
+      const space =
+        await this.validationService.validateSpaceWithinCommunityAndProject(
+          communityUuid,
+          projectUuid,
+          spaceUuid,
+        );
 
       // Delete the space
       await this.spaceRepository.remove(space);
@@ -175,15 +217,18 @@ export class SpaceService {
   ): Promise<BaseResponseDto> {
     const { communityUuid, spaceUuid, projectUuid } = params;
     try {
-      const space = await this.validateCommunityAndSpace(
-        communityUuid,
-        spaceUuid,
-        projectUuid,
-      );
+      const space =
+        await this.validationService.validateSpaceWithinCommunityAndProject(
+          communityUuid,
+          projectUuid,
+          spaceUuid,
+        );
 
       // If a parentId is provided, check if the parent exists
       const { parentUuid, products } = updateSpaceDto;
-      const parent = parentUuid ? await this.validateSpace(parentUuid) : null;
+      const parent = parentUuid
+        ? await this.validationService.validateSpace(parentUuid)
+        : null;
 
       // Update other space properties from updateSpaceDto
       Object.assign(space, updateSpaceDto, { parent });
@@ -218,7 +263,11 @@ export class SpaceService {
     params: GetSpaceParam,
   ): Promise<BaseResponseDto> {
     const { spaceUuid, communityUuid, projectUuid } = params;
-    await this.validateCommunityAndSpace(communityUuid, spaceUuid, projectUuid);
+    await this.validationService.validateSpaceWithinCommunityAndProject(
+      communityUuid,
+      projectUuid,
+      spaceUuid,
+    );
 
     try {
       // Get all spaces that are children of the provided space, including the parent-child relations
@@ -248,11 +297,12 @@ export class SpaceService {
     try {
       const invitationCode = generateRandomString(6);
 
-      const space = await this.validateCommunityAndSpace(
-        communityUuid,
-        spaceUuid,
-        projectUuid,
-      );
+      const space =
+        await this.validationService.validateSpaceWithinCommunityAndProject(
+          communityUuid,
+          projectUuid,
+          spaceUuid,
+        );
 
       space.invitationCode = invitationCode;
       await this.spaceRepository.save(space);
@@ -298,51 +348,6 @@ export class SpaceService {
     return rootSpaces;
   }
 
-  private async validateCommunity(communityId: string) {
-    const community = await this.communityRepository.findOne({
-      where: { uuid: communityId },
-    });
-    if (!community) {
-      throw new HttpException(
-        `Community with ID ${communityId} not found`,
-        HttpStatus.NOT_FOUND,
-      );
-    }
-    return community;
-  }
-
-  async validateCommunityAndSpace(
-    communityUuid: string,
-    spaceUuid: string,
-    projectUuid: string,
-  ) {
-    await this.validateProject(projectUuid);
-
-    const community = await this.validateCommunity(communityUuid);
-    if (!community) {
-      this.throwNotFound('Community', communityUuid);
-    }
-
-    const space = await this.validateSpace(spaceUuid);
-    return space;
-  }
-
-  private async validateSpace(spaceUuid: string) {
-    const space = await this.spaceRepository.findOne({
-      where: { uuid: spaceUuid },
-    });
-    if (!space) this.throwNotFound('Space', spaceUuid);
-    return space;
-  }
-
-  private async validateProject(uuid: string) {
-    const project = await this.projectRepository.findOne({
-      where: { uuid },
-    });
-
-    if (!project) this.throwNotFound('Project', uuid);
-  }
-
   private throwNotFound(entity: string, uuid: string) {
     throw new HttpException(
       `${entity} with ID ${uuid} not found`,

src/space/services/subspace/subspace.service.ts

@@ -9,25 +9,83 @@ import {
 } from '@app/common/models/typeOrmCustom.model';
 import { PageResponse } from '@app/common/dto/pagination.response.dto';
 import { SubspaceDto } from '@app/common/modules/space/dtos';
-import { SpaceService } from '../space.service';
+import { QueryRunner } from 'typeorm';
+import {
+  SpaceEntity,
+  SubspaceEntity,
+} from '@app/common/modules/space/entities';
+import { SpaceModelEntity } from '@app/common/modules/space-model';
+import { ValidationService } from '../space-validation.service';
 
 @Injectable()
 export class SubSpaceService {
   constructor(
     private readonly subspaceRepository: SubspaceRepository,
-    private readonly spaceService: SpaceService,
+    private readonly validationService: ValidationService,
   ) {}
 
+  async createSubspaces(
+    subspaceData: Array<{ subspaceName: string; space: SpaceEntity }>,
+    queryRunner: QueryRunner,
+  ): Promise<SubspaceEntity[]> {
+    try {
+      const subspaces = subspaceData.map((data) =>
+        queryRunner.manager.create(this.subspaceRepository.target, data),
+      );
+
+      return await queryRunner.manager.save(subspaces);
+    } catch (error) {
+      throw new HttpException(
+        'An unexpected error occurred while creating subspaces.',
+        HttpStatus.INTERNAL_SERVER_ERROR,
+      );
+    }
+  }
+
+  async createSubSpaceFromModel(
+    spaceModel: SpaceModelEntity,
+    space: SpaceEntity,
+    queryRunner: QueryRunner,
+  ): Promise<void> {
+    const subSpaces = spaceModel.subspaceModels;
+
+    if (!subSpaces || subSpaces.length === 0) {
+      return;
+    }
+
+    const subspaceData = subSpaces.map((subSpaceModel) => ({
+      subspaceName: subSpaceModel.subspaceName,
+      space,
+      subSpaceModel,
+    }));
+
+    await this.createSubspaces(subspaceData, queryRunner);
+  }
+
+  async createSubspacesFromNames(
+    addSubspaceDtos: AddSubspaceDto[],
+    space: SpaceEntity,
+    queryRunner: QueryRunner,
+  ): Promise<SubspaceEntity[]> {
+    const subspaceData = addSubspaceDtos.map((dto) => ({
+      subspaceName: dto.subspaceName,
+      space,
+    }));
+
+    return await this.createSubspaces(subspaceData, queryRunner);
+  }
+
   async createSubspace(
     addSubspaceDto: AddSubspaceDto,
     params: GetSpaceParam,
   ): Promise<BaseResponseDto> {
     const { communityUuid, spaceUuid, projectUuid } = params;
-    const space = await this.spaceService.validateCommunityAndSpace(
-      communityUuid,
-      spaceUuid,
-      projectUuid,
-    );
+    const space =
+      await this.validationService.validateSpaceWithinCommunityAndProject(
+        communityUuid,
+        projectUuid,
+        spaceUuid,
+      );
 
     try {
       const newSubspace = this.subspaceRepository.create({
@@ -52,10 +110,10 @@ export class SubSpaceService {
     pageable: Partial<TypeORMCustomModelFindAllQuery>,
   ): Promise<BaseResponseDto> {
     const { communityUuid, spaceUuid, projectUuid } = params;
-    await this.spaceService.validateCommunityAndSpace(
+    await this.validationService.validateSpaceWithinCommunityAndProject(
       communityUuid,
-      spaceUuid,
       projectUuid,
+      spaceUuid,
     );
 
     try {
@@ -76,10 +134,10 @@ export class SubSpaceService {
 
   async findOne(params: GetSubSpaceParam): Promise<BaseResponseDto> {
     const { communityUuid, subSpaceUuid, spaceUuid, projectUuid } = params;
-    await this.spaceService.validateCommunityAndSpace(
+    await this.validationService.validateSpaceWithinCommunityAndProject(
       communityUuid,
-      spaceUuid,
       projectUuid,
+      spaceUuid,
     );
     try {
       const subSpace = await this.subspaceRepository.findOne({
@@ -116,12 +174,11 @@ export class SubSpaceService {
     updateSubSpaceDto: AddSubspaceDto,
   ): Promise<BaseResponseDto> {
     const { spaceUuid, communityUuid, subSpaceUuid, projectUuid } = params;
-    await this.spaceService.validateCommunityAndSpace(
+    await this.validationService.validateSpaceWithinCommunityAndProject(
       communityUuid,
-      spaceUuid,
       projectUuid,
+      spaceUuid,
     );
-
     const subSpace = await this.subspaceRepository.findOne({
       where: { uuid: subSpaceUuid },
     });
@@ -156,10 +213,10 @@ export class SubSpaceService {
 
   async delete(params: GetSubSpaceParam): Promise<BaseResponseDto> {
     const { spaceUuid, communityUuid, subSpaceUuid, projectUuid } = params;
-    await this.spaceService.validateCommunityAndSpace(
+    await this.validationService.validateSpaceWithinCommunityAndProject(
       communityUuid,
-      spaceUuid,
       projectUuid,
+      spaceUuid,
     );
 
     const subspace = await this.subspaceRepository.findOne({

src/space/space.module.ts

@@ -43,9 +43,12 @@ import { DeviceStatusFirebaseService } from '@app/common/firebase/devices-status
 import { DeviceStatusLogRepository } from '@app/common/modules/device-status-log/repositories';
 import { SceneDeviceRepository } from '@app/common/modules/scene-device/repositories';
 import { ProjectRepository } from '@app/common/modules/project/repositiories';
+import { SpaceModelRepository } from '@app/common/modules/space-model';
+import { CommunityModule } from 'src/community/community.module';
+import { ValidationService } from './services/space-validation.service';
 
 @Module({
-  imports: [ConfigModule, SpaceRepositoryModule],
+  imports: [ConfigModule, SpaceRepositoryModule, CommunityModule],
   controllers: [
     SpaceController,
     SpaceUserController,
@@ -55,6 +58,7 @@ import { ProjectRepository } from '@app/common/modules/project/repositiories';
     SpaceSceneController,
   ],
   providers: [
+    ValidationService,
     SpaceService,
     TuyaService,
     ProductRepository,
@@ -81,6 +85,8 @@ import { ProjectRepository } from '@app/common/modules/project/repositiories';
     SpaceProductService,
     SpaceProductRepository,
     ProjectRepository,
+    SpaceModelRepository,
+    SubspaceRepository,
   ],
   exports: [SpaceService],
 })