Merge pull request #560 from NteinPrecious/feat/add-standalone-asset-duplication-endpoint-for-bulk-similar-asset-entry

feat: add standalone asset duplication endpoint for bulk similar asse…

Author: yusuftomilola

backend/src/assets/assets.controller.ts

@@ -25,6 +25,7 @@ import { CreateNoteDto } from './dto/create-note.dto';
 import { CreateMaintenanceDto } from './dto/create-maintenance.dto';
 import { UpdateMaintenanceDto } from './dto/update-maintenance.dto';
 import { CreateDocumentDto } from './dto/create-document.dto';
+import { DuplicateAssetDto } from './dto/duplicate-asset.dto';
 import { JwtAuthGuard } from '../auth/guards/jwt-auth.guard';
 import { RolesGuard } from '../auth/guards/roles.guard';
 import { CurrentUser } from '../auth/decorators/current-user.decorator';
@@ -77,6 +78,13 @@ export class AssetsController {
     return this.service.transfer(id, dto, user);
   }
 
+  @Post(':id/duplicate')
+  @ApiOperation({ summary: 'Duplicate an asset (MANAGER/ADMIN only)' })
+  @Roles(UserRole.MANAGER, UserRole.ADMIN)
+  duplicate(@Param('id') id: string, @Body() dto: DuplicateAssetDto, @CurrentUser() user: User) {
+    return this.service.duplicate(id, dto, user);
+  }
+
   @Delete(':id')
   @HttpCode(HttpStatus.NO_CONTENT)
   @ApiOperation({ summary: 'Delete an asset' })

backend/src/assets/assets.service.ts

@@ -16,6 +16,7 @@ import { CreateNoteDto } from './dto/create-note.dto';
 import { CreateMaintenanceDto } from './dto/create-maintenance.dto';
 import { UpdateMaintenanceDto } from './dto/update-maintenance.dto';
 import { CreateDocumentDto } from './dto/create-document.dto';
+import { DuplicateAssetDto } from './dto/duplicate-asset.dto';
 import { AssetStatus, AssetHistoryAction, StellarStatus } from './enums';
 import { DepartmentsService } from '../departments/departments.service';
 import { CategoriesService } from '../categories/categories.service';
@@ -247,6 +248,53 @@ export class AssetsService {
     return this.findOne(id);
   }
 
+  async duplicate(id: string, dto: DuplicateAssetDto, currentUser: User): Promise<Asset[]> {
+    const source = await this.findOne(id);
+    const quantity = dto.quantity ?? 1;
+    const results: Asset[] = [];
+
+    for (let i = 0; i < quantity; i++) {
+      const newAssetId = await this.generateAssetId();
+      const copy = this.assetsRepo.create({
+        assetId: newAssetId,
+        name: dto.name ?? source.name,
+        description: source.description,
+        category: source.category,
+        department: source.department,
+        assignedTo: null,
+        serialNumber: quantity === 1 && dto.serialNumber ? dto.serialNumber : null,
+        purchaseDate: source.purchaseDate,
+        purchasePrice: source.purchasePrice,
+        currentValue: source.currentValue,
+        warrantyExpiration: source.warrantyExpiration,
+        status: AssetStatus.ACTIVE,
+        condition: source.condition,
+        location: source.location,
+        manufacturer: source.manufacturer,
+        model: source.model,
+        tags: source.tags,
+        notes: source.notes,
+        customFields: source.customFields,
+        imageUrls: source.imageUrls,
+        createdBy: currentUser,
+        updatedBy: currentUser,
+      });
+
+      const saved = await this.assetsRepo.save(copy);
+      await this.logHistory(
+        saved,
+        AssetHistoryAction.CREATED,
+        `Duplicated from ${source.assetId}`,
+        null,
+        null,
+        currentUser,
+      );
+      results.push(await this.findOne(saved.id));
+    }
+
+    return results;
+  }
+
   async remove(id: string): Promise<void> {
     const asset = await this.findOne(id);
     await this.assetsRepo.remove(asset);

backend/src/assets/dto/duplicate-asset.dto.ts

@@ -0,0 +1,21 @@
+import { ApiPropertyOptional } from '@nestjs/swagger';
+import { IsOptional, IsString, IsInt, Min, Max } from 'class-validator';
+
+export class DuplicateAssetDto {
+  @ApiPropertyOptional({ description: 'Override name for duplicated asset(s)' })
+  @IsString()
+  @IsOptional()
+  name?: string;
+
+  @ApiPropertyOptional({ description: 'Serial number for the duplicated asset (only used when quantity=1)' })
+  @IsString()
+  @IsOptional()
+  serialNumber?: string;
+
+  @ApiPropertyOptional({ description: 'Number of copies to create (default 1, max 50)', default: 1 })
+  @IsInt()
+  @Min(1)
+  @Max(50)
+  @IsOptional()
+  quantity?: number = 1;
+}