feat: cloudinary service && bg image for course

.adonisrc.json

@@ -23,6 +23,13 @@
     "Contracts": "contracts"
   },
   "preloads": ["./routes/index", "./start/kernel"],
-  "providers": ["./providers/AppProvider", "@adonisjs/core", "@adonisjs/lucid", "@adonisjs/auth", "@adonisjs/redis"],
+  "providers": [
+    "./providers/AppProvider",
+    "./providers/CloudinaryProvider",
+    "@adonisjs/core",
+    "@adonisjs/lucid",
+    "@adonisjs/auth",
+    "@adonisjs/redis"
+  ],
   "aceProviders": ["@adonisjs/repl"]
 }

app/Models/Course.ts

@@ -22,6 +22,9 @@ export default class Course extends BaseModel {
   @column({ isPrimary: true })
   public id: string;
 
+  @column()
+  public bg_image: string;
+
   @column()
   public title: string;
 

app/Repositories/CourseRepository.ts

@@ -1,3 +1,13 @@
+/**
+ * Services
+ */
+import CloudinaryService from '@ioc:Adonis/Addons/Cloudinary';
+
+/**
+ * Helpers
+ */
+import { cuid } from '@ioc:Adonis/Core/Helpers';
+
 /**
  * Datatypes
  */
@@ -150,14 +160,24 @@ export default class CourseRepository {
    * @returns Created course
    */
   public async create(data: CreateCourseValidator['schema']['props']): Promise<Course> {
-    const createdCourse = await this.Course.create({
+    /**
+     * Load background image
+     */
+    const imageUploadResponse = await CloudinaryService.upload(data.background_image, cuid());
+
+    /**
+     * Create new course
+     */
+    const course = await this.Course.create({
+      bg_image: imageUploadResponse.secure_url,
       title: data.title,
       description: data.description,
       status: CourseStatusEnum.DRAFT, // make course DRAFT before adding lessons
       teacher_id: data.teacher_id,
       category_id: data.category_id,
     });
-    return createdCourse;
+
+    return course;
   }
 
   /**
@@ -187,7 +207,7 @@ export default class CourseRepository {
    *
    * @param id Course id
    * @param data Data to update
-   * @returns Updated course
+   * @returns Updated course or null
    */
   public async update(id: string | number, data: UpdateCourseValidator['schema']['props']): Promise<Course | null> {
     const course = await this.Course.query()

app/Repositories/UserRepository.ts

@@ -98,12 +98,12 @@ export default class UserRepository {
    * @returns Created user
    */
   public async create(data: CreateUserValidator['schema']['props']): Promise<User> {
-    const createdUser = await this.User.create(data);
+    const user = await this.User.create(data);
 
-    await createdUser.load('contacts');
-    await createdUser.load('roles');
+    await user.load('contacts');
+    await user.load('roles');
 
-    return createdUser;
+    return user;
   }
 
   /**
@@ -111,7 +111,7 @@ export default class UserRepository {
    *
    * @param id User id
    * @param data Data to update
-   * @returns User or null if user is not found
+   * @returns User or null
    */
   public async update(id: number | string, data: UpdateUserValidator['schema']['props']): Promise<User | null> {
     const user = await this.User.query().preload('contacts').preload('roles').where('id', id).first();

app/Services/CloudinaryService.ts

@@ -0,0 +1,55 @@
+import * as cloudinary from 'cloudinary';
+import { UploadApiResponse, UploadApiOptions, ResponseCallback } from 'cloudinary';
+import { MultipartFileContract } from '@ioc:Adonis/Core/BodyParser';
+import { CloudinaryConfig, CloudinaryInterface } from '@ioc:Adonis/Addons/Cloudinary';
+
+export default class CloudinaryService implements CloudinaryInterface {
+  private readonly config: CloudinaryConfig;
+
+  private cloudinary: typeof cloudinary;
+
+  constructor(config: CloudinaryConfig) {
+    /**
+     * Cloudinary config
+     */
+    cloudinary.v2.config({
+      api_key: config.apiKey,
+      api_secret: config.apiSecret,
+      cloud_name: config.cloudName,
+      secure: config.secure,
+    });
+
+    this.cloudinary = cloudinary;
+    this.config = config;
+  }
+
+  public async upload(
+    file: MultipartFileContract,
+    publicId: string | undefined = undefined,
+    uploadOptions?: UploadApiOptions,
+    callback?: ResponseCallback
+  ): Promise<UploadApiResponse> {
+    const path = CloudinaryService.getPathFromFile(file);
+    const response = await this.cloudinary.v2.uploader.upload(
+      path,
+      { public_id: publicId, ...uploadOptions },
+      callback
+    );
+
+    return response;
+  }
+
+  public getConfig(): CloudinaryConfig {
+    return this.config;
+  }
+
+  public static getPathFromFile(file: MultipartFileContract): string {
+    const path = file.tmpPath ?? file.filePath;
+
+    if (!path) {
+      throw new Error('Cannot get file path from file');
+    }
+
+    return path;
+  }
+}

app/Services/MeService.ts

@@ -32,6 +32,7 @@ export default class MeService {
 
     await user.load('roles');
     await user.load('contacts');
+    await user.load('courses');
 
     return {
       success: true,

app/Validators/Course/CreateCourseValidator.ts

@@ -7,6 +7,10 @@ export default class CreateCourseValidator {
   public schema = schema.create({
     title: schema.string(),
     description: schema.string(),
+    background_image: schema.file({
+      size: '2mb',
+      extnames: ['jpg', 'jpeg', 'png'],
+    }),
     teacher_id: schema.string({}, [rules.exists({ table: 'users', column: 'id' })]),
     category_id: schema.string({}, [rules.exists({ table: 'categories', column: 'id' })]),
   });

app/Validators/User/UpdateUserValidator.ts

@@ -7,8 +7,8 @@ export default class UpdateUserValidator {
   public schema = schema.create({
     first_name: schema.string(),
     last_name: schema.string(),
-    login: schema.string({}, [rules.unique({ table: 'users', column: 'login' })]),
-    email: schema.string({}, [rules.email(), rules.unique({ table: 'users', column: 'email' })]),
+    login: schema.string.optional({}, [rules.unique({ table: 'users', column: 'login' })]),
+    email: schema.string.optional({}, [rules.email(), rules.unique({ table: 'users', column: 'email' })]),
     password: schema.string(),
   });
 

config/cloudinary.ts

@@ -0,0 +1,11 @@
+import Env from '@ioc:Adonis/Core/Env';
+import { CloudinaryConfig } from '@ioc:Adonis/Addons/Cloudinary';
+
+const cloudinaryConfig: CloudinaryConfig = {
+  cloudName: Env.get('CLOUDINARY_CLOUD_NAME'),
+  apiKey: Env.get('CLOUDINARY_API_KEY'),
+  apiSecret: Env.get('CLOUDINARY_API_SECRET'),
+  secure: Env.get('CLOUDINARY_SECURE', true),
+};
+
+export default cloudinaryConfig;

contracts/cloudinary.ts

@@ -0,0 +1,26 @@
+declare module '@ioc:Adonis/Addons/Cloudinary' {
+  import { ResponseCallback, TransformationOptions, UploadApiOptions, UploadApiResponse } from 'cloudinary';
+  import { MultipartFileContract } from '@ioc:Adonis/Core/BodyParser';
+
+  export interface CloudinaryConfig {
+    cloudName: string;
+    apiKey: string;
+    apiSecret: string;
+    secure: boolean;
+    [key: string]: TransformationOptions;
+  }
+
+  export interface CloudinaryInterface {
+    upload(
+      file: MultipartFileContract,
+      publicId: string | undefined,
+      uploadOptions?: UploadApiOptions,
+      callback?: ResponseCallback
+    ): Promise<UploadApiResponse>;
+
+    getConfig(): CloudinaryConfig;
+  }
+
+  const CloudinaryService: CloudinaryInterface;
+  export default CloudinaryService;
+}

database/migrations/1627300211260_courses.ts

@@ -11,6 +11,7 @@ export default class Courses extends BaseSchema {
   public async up() {
     this.schema.createTable(this.tableName, table => {
       table.string('id', 21).primary();
+      table.string('bg_image');
       table.string('title').notNullable();
       table.string('description').notNullable();
       table.string('teacher_id', 21).unsigned().references('users.id').onDelete('CASCADE');

env.ts

@@ -29,4 +29,8 @@ export default Env.rules({
   REDIS_HOST: Env.schema.string({ format: 'host' }),
   REDIS_PORT: Env.schema.number(),
   REDIS_PASSWORD: Env.schema.string.optional(),
+  CLOUDINARY_CLOUD_NAME: Env.schema.string(),
+  CLOUDINARY_API_KEY: Env.schema.string(),
+  CLOUDINARY_API_SECRET: Env.schema.string(),
+  CLOUDINARY_SECURE: Env.schema.boolean(),
 });

package-lock.json

@@ -1691,6 +1691,22 @@
         "string-width": "^4.2.0"
       }
     },
+    "cloudinary": {
+      "version": "1.26.3",
+      "resolved": "https://registry.npmjs.org/cloudinary/-/cloudinary-1.26.3.tgz",
+      "integrity": "sha512-80ItEXYLbhOGPM42ksOsqG6320jbsU6kqszjVjl5QwDwzbjouktRlw/NdGva1beSu8sp/0lj1mtSGPymGsNiQA==",
+      "requires": {
+        "cloudinary-core": "^2.10.2",
+        "core-js": "3.6.5",
+        "lodash": "^4.17.11",
+        "q": "^1.5.1"
+      }
+    },
+    "cloudinary-core": {
+      "version": "2.11.4",
+      "resolved": "https://registry.npmjs.org/cloudinary-core/-/cloudinary-core-2.11.4.tgz",
+      "integrity": "sha512-F1BZczD6f5mB73D0c8gl/iuacVQQO+UhckNZxeeS9ZIVeIHbsfqwWiAZMQmIvEb7Wti/9MLU0xVwaWOak2THHA=="
+    },
     "cluster-key-slot": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/cluster-key-slot/-/cluster-key-slot-1.1.0.tgz",
@@ -1827,6 +1843,11 @@
       "integrity": "sha1-Z29us8OZl8LuGsOpJP1hJHSPV40=",
       "dev": true
     },
+    "core-js": {
+      "version": "3.6.5",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.6.5.tgz",
+      "integrity": "sha512-vZVEEwZoIsI+vPEuoF9Iqf5H7/M3eeQqWlQnYa8FSKKePuYTf5MWnxb5SDAzCa60b3JBRS5g9b+Dq7b1y/RCrA=="
+    },
     "core-util-is": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
@@ -5180,6 +5201,11 @@
       "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
       "dev": true
     },
+    "q": {
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/q/-/q-1.5.1.tgz",
+      "integrity": "sha1-fjL3W0E4EpHQRhHxvxQQmsAGUdc="
+    },
     "qs": {
       "version": "6.10.1",
       "resolved": "https://registry.npmjs.org/qs/-/qs-6.10.1.tgz",

package.json

@@ -37,6 +37,7 @@
     "@adonisjs/lucid": "^15.0.3",
     "@adonisjs/redis": "^7.0.7",
     "@adonisjs/repl": "^3.1.4",
+    "cloudinary": "^1.26.3",
     "luxon": "^1.28.0",
     "nanoid": "^3.1.23",
     "pg": "^8.6.0",

providers/CloudinaryProvider.ts

@@ -0,0 +1,14 @@
+import { ApplicationContract } from '@ioc:Adonis/Core/Application';
+import CloudinaryService from 'App/Services/CloudinaryService';
+
+export default class CloudinaryProvider {
+  constructor(protected app: ApplicationContract) {}
+
+  public register() {
+    this.app.container.singleton('Adonis/Addons/Cloudinary', () => {
+      const config = this.app.container.resolveBinding('Adonis/Core/Config').get('cloudinary', {});
+
+      return new CloudinaryService(config);
+    });
+  }
+}

routes/apis/v1/index.ts

@@ -2,7 +2,9 @@
 import Route from '@ioc:Adonis/Core/Route';
 
 Route.group(() => {
-  Route.get('/', () => `Backend API.`).as('index');
+  Route.get('/', () => {
+    return 'Backend API.';
+  }).as('index');
 
   /**
    *