finished spaces validation endpoint

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

@@ -1,5 +1,10 @@
 import { SpaceRepository } from '@app/common/modules/space/repositories';
-import { HttpException, HttpStatus, Injectable } from '@nestjs/common';
+import {
+  BadRequestException,
+  HttpException,
+  HttpStatus,
+  Injectable,
+} from '@nestjs/common';
 import { CommunityService } from '../../community/services';
 import { ProjectService } from '../../project/services';
 import {
@@ -10,6 +15,10 @@ import { ProjectRepository } from '@app/common/modules/project/repositiories';
 import { CommunityRepository } from '@app/common/modules/community/repositories';
 import { DeviceRepository } from '@app/common/modules/device/repositories';
 import { SpaceEntity } from '@app/common/modules/space/entities/space.entity';
+import { ValidateSpacesDto } from '../dtos/validation.space.dto';
+import { ProjectParam } from '../dtos';
+import { SuccessResponseDto } from '@app/common/dto/success.response.dto';
+import { In } from 'typeorm';
 
 @Injectable()
 export class ValidationService {
@@ -22,7 +31,34 @@ export class ValidationService {
     private readonly spaceModelRepository: SpaceModelRepository,
     private readonly deviceRepository: DeviceRepository,
   ) {}
+  async validateSpacesWithDevicesOrSubspaces(
+    validateSpacesDto: ValidateSpacesDto,
+    projectParam: ProjectParam,
+  ) {
+    const { spacesUuids } = validateSpacesDto;
+    const { projectUuid } = projectParam;
+    await this.communityService.validateProject(projectUuid);
+    const spaces = await this.spaceRepository.find({
+      where: { uuid: In(spacesUuids), disabled: false },
+      relations: ['devices', 'subspaces'],
+    });
 
+    const hasInvalidSpaces = spaces.some(
+      (space) => space.devices.length > 0 || space.subspaces.length > 0,
+    );
+
+    if (hasInvalidSpaces) {
+      throw new BadRequestException(
+        'Selected spaces already have linked space model / sub-spaces and devices',
+      );
+    }
+
+    return new SuccessResponseDto({
+      statusCode: HttpStatus.OK,
+      message:
+        'Validation completed successfully. No spaces have linked devices or sub-spaces.',
+    });
+  }
   async validateCommunityAndProject(
     communityUuid: string,
     projectUuid: string,