feat: Implement treatments management module with full CRUD operations and image handling across frontend and backend.

Author: beginwebdev2002

backend/src/common/utils/file-system.ts

@@ -1,6 +1,7 @@
 // infrastructure/utils/file-system.util.ts
 import * as fs from 'fs';
 import { join } from 'path';
+import { promisify } from 'util';
 
 export function fileDelete(relativeFilePath: string): boolean {
   try {
@@ -14,3 +15,19 @@ export function fileDelete(relativeFilePath: string): boolean {
     return false;
   }
 }
+
+export const unlinkAsync = promisify(fs.unlink);
+
+export async function deleteFileSafe(relativePath: string): Promise<boolean> {
+  if (!relativePath) return false;
+
+  try {
+    const absolutePath = join(process.cwd(), relativePath);
+
+    // await fs.access(absolutePath);
+    await unlinkAsync(absolutePath);
+    return true;
+  } catch (_) {
+    return false;
+  }
+};

backend/src/modules/treatments/application/treatments.service.ts

@@ -1,6 +1,7 @@
 import { Injectable } from '@nestjs/common';
 import { Treatments } from '../domain/treatments.entity';
 import { TreatmentsRepository } from '../infrastructure/repositories/treatments.repository';
+import { deleteFileSafe } from '@common/utils';
 
 @Injectable()
 export class TreatmentsService {
@@ -27,13 +28,20 @@ export class TreatmentsService {
     id: string,
     updateTreatmentsDto: Partial<Treatments>,
   ): Promise<Treatments> {
+    const existing = await this.treatmentsRepository.findById(id);
+    if (!existing) {
+      throw new Error(`Service with ID ${id} not found`);
+    }
     const updated = await this.treatmentsRepository.update(
       id,
       updateTreatmentsDto,
     );
     if (!updated) {
       throw new Error(`Service with ID ${id} not found`);
     }
+    if (updated?.imageUrl && existing?.imageUrl) {
+      await deleteFileSafe(existing.imageUrl);
+    }
     return updated;
   }
 
@@ -42,5 +50,16 @@ export class TreatmentsService {
     if (!deleted) {
       throw new Error(`Service with ID ${id} not found`);
     }
+    if (deleted?.imageUrl) {
+      await deleteFileSafe(deleted.imageUrl);
+    }
+  }
+
+  private async deleteFile(filePath: string): Promise<void> {
+    try {
+      await deleteFileSafe(filePath);
+    } catch (error) {
+      console.error('Error deleting file:', error);
+    }
   }
 }

backend/src/modules/treatments/infrastructure/repositories/treatments.repository.ts

@@ -45,9 +45,9 @@ export class TreatmentsRepository {
     return doc ? this.toDomain(doc) : null;
   }
 
-  async delete(id: string): Promise<boolean> {
+  async delete(id: string): Promise<Treatments | null> {
     const result = await this.treatmentsModel.findByIdAndDelete(id).exec();
-    return !!result;
+    return result ? this.toDomain(result) : null;
   }
 
   private toDomain(doc: TreatmentsDocument): Treatments {

backend/src/modules/treatments/presentation/dto/create-treatments.dto.ts

@@ -49,9 +49,6 @@ export class CreateServiceDto {
   @IsString()
   category: string;
 
-  @IsOptional()
-  image: string;
-
   @IsOptional()
   @IsString()
   imageUrl: string;

backend/src/modules/treatments/presentation/dto/update-treatments.dto.ts

@@ -1,11 +1,5 @@
 import { PartialType } from '@nestjs/mapped-types';
 import { CreateServiceDto } from './create-treatments.dto';
-import { Type } from 'class-transformer';
 
 export class UpdateServiceDto extends PartialType(CreateServiceDto) {
-    @Type(() => Date)
-    createdAt?: Date;
-
-    @Type(() => Date)
-    updatedAt?: Date;
 }

backend/src/modules/treatments/presentation/treatments.controller.ts

@@ -1,23 +1,18 @@
+import { CreateServiceDto as CreateTreatmentDto, Treatments, TreatmentsService, UpdateServiceDto as UpdateTreatmentDto } from '@modules/treatments';
 import {
+  Body,
   Controller,
+  Delete,
   Get,
+  Param,
   Post,
-  Body,
   Put,
-  Param,
-  Delete,
   UploadedFiles,
   UseInterceptors,
 } from '@nestjs/common';
 import { FilesInterceptor } from '@nestjs/platform-express';
 import { diskStorage } from 'multer';
 import { extname } from 'path';
-import { TreatmentsService } from '@modules/treatments';
-import { Treatments } from '@modules/treatments';
-import { CreateServiceDto as CreateTreatmentDto } from '@modules/treatments';
-import { UpdateServiceDto as UpdateTreatmentDto } from '@modules/treatments';
-import { title } from 'process';
-import { deleteProperties } from '@common/utils';
 
 @Controller('treatments')
 export class TreatmentsController {
@@ -55,17 +50,17 @@ export class TreatmentsController {
       files && files.length > 0
         ? `/uploads/treatments/${files[0].filename}`
         : '';
-
-    const treatment = {
-      ...createTreatmentDto,
-      imageUrl: imagePath,
-    } as unknown as Omit<Treatments, 'id' | 'createdAt'>;
-    return this.treatmentsService.create(treatment);
+    if (imagePath) {
+      createTreatmentDto.imageUrl = imagePath;
+    }
+    return this.treatmentsService.create(
+      createTreatmentDto as unknown as Omit<Treatments, 'id' | 'createdAt'>,
+    );
   }
 
   @Put(':id')
   @UseInterceptors(
-    FilesInterceptor('files', 10, {
+    FilesInterceptor('image', 10, {
       storage: diskStorage({
         destination: './uploads/treatments',
         filename: (req, file, callback) => {
@@ -87,17 +82,13 @@ export class TreatmentsController {
         ? `/uploads/treatments/${files[0].filename}`
         : null;
 
-    const treatmentData = {
-      ...updateTreatmentDto,
-    };
-
     if (imagePath) {
-      (treatmentData as any).imageUrl = imagePath;
+      updateTreatmentDto.imageUrl = imagePath;
     }
 
     return this.treatmentsService.update(
       id,
-      treatmentData as unknown as Partial<Treatments>,
+      updateTreatmentDto as unknown as Partial<Treatments>,
     );
   }
 

frontend/angular.json

@@ -27,6 +27,9 @@
             "tsConfig": "tsconfig.json",
             "polyfills": [
               "@angular/localize/init"
+            ],
+            "assets": [
+              "./public"
             ]
           },
           "configurations": {

frontend/public/images/treatments-add-img.png

@@ -0,0 +1,24 @@
+export enum TreatmentCategory {
+    INJECTIONS = "injections",
+    LASER = "laser",
+    FACIALS = "facials",
+    PEELS = "peels",
+    BODY = "body",
+    MASSAGE = "massage",
+    HAIR = "hair",
+    NAIL = "nail",
+    MAKEUP = "makeup",
+    BRIDAL = "bridal",
+    SKIN = "skin",
+}
+
+export enum TreatmentNeckline {
+    SWEETHEART = "sweetheart",
+    "V-NECK" = "v-neck",
+    "HIGH-NECK" = "high-neck",
+    "LOW-NECK" = "low-neck",
+    ILLUSION = "illusion",
+    SQUARE = "square",
+    ASYMMETRIC = "asymmetric",
+    PLUNGING = "plunging",
+}