feat: change status for course

app/Controllers/Http/Api/v1/CoursesController.ts

@@ -12,6 +12,7 @@ import CourseService from 'App/Services/CourseService';
 import AddCourseToUserValidator from 'App/Validators/Course/AddCourseToUserValidator';
 import CreateCourseValidator from 'App/Validators/Course/CreateCourseValidator';
 import DelCourseFromUserValidator from 'App/Validators/Course/DelCourseFromUserValidator';
+import SetCourseStatusValidator from 'App/Validators/Course/SetCourseStatusValidator';
 import UpdateCourseValidator from 'App/Validators/Course/UpdateCourseValidator';
 
 import BaseController from '../../BaseController';
@@ -224,6 +225,21 @@ export default class CoursesController extends BaseController {
 
     return this.sendResponse(ctx, result.data, result.message, result.status);
   }
+
+  /**
+   * Set course status
+   * POST /courses/:id/set-status
+   */
+  public async setStatus(ctx: HttpContextContract) {
+    const payload = await ctx.request.validate(SetCourseStatusValidator);
+    const result = await this.courseService.setCourseStatus(ctx.params.id, payload.status);
+
+    if (!result.success && result.error) {
+      throw new Exception(result.message, result.status, result.error.code);
+    }
+
+    return this.sendResponse(ctx, result.data, result.message, result.status);
+  }
 }
 
 new Ioc().make(CoursesController);

app/Models/Course.ts

@@ -34,7 +34,7 @@ export default class Course extends BaseModel {
   @column()
   public category_id: string;
 
-  @column()
+  @column({ serializeAs: null })
   public status: CourseStatusEnum;
 
   @belongsTo(() => Category, {

app/Repositories/CourseRepository.ts

@@ -1,3 +1,8 @@
+/**
+ * Datatypes
+ */
+import CourseStatusEnum from 'App/Datatypes/Enums/CourseStatusEnum';
+
 /**
  * Models
  */
@@ -19,13 +24,28 @@ export default class CourseRepository {
     this.Course = Course;
   }
 
+  /**
+   * Set status on course
+   *
+   * @param id Course id
+   * @returns Data result
+   */
+  public async setStatus(id: string | number, status: CourseStatusEnum): Promise<any> {
+    const data = await this.Course.query().where('id', id).update({ status }).first();
+    return data;
+  }
+
   /**
    * Get all courses
    *
    * @returns List of courses
    */
   public async getAll(): Promise<Course[]> {
-    const courses = await this.Course.query().preload('teacher').preload('category').preload('lessons');
+    const courses = await this.Course.query()
+      .preload('teacher')
+      .preload('category')
+      .preload('lessons')
+      .where('status', CourseStatusEnum.PUBLISHED);
     return courses;
   }
 
@@ -42,6 +62,7 @@ export default class CourseRepository {
       .preload('lessons')
       .preload('students')
       .where('id', id)
+      .where('status', CourseStatusEnum.PUBLISHED)
       .first();
 
     return course;
@@ -115,7 +136,13 @@ export default class CourseRepository {
    * @returns Created course
    */
   public async create(data: CreateCourseValidator['schema']['props']): Promise<Course> {
-    const createdCourse = await this.Course.create(data);
+    const createdCourse = await this.Course.create({
+      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;
   }
 

app/Services/CourseService.ts

@@ -1,10 +1,11 @@
 import { inject, Ioc } from '@adonisjs/core/build/standalone';
 import { AuthContract } from '@ioc:Adonis/Addons/Auth';
-import RoleEnum from 'App/Datatypes/Enums/RoleEnum';
 
 /**
  * Datatypes
  */
+import RoleEnum from 'App/Datatypes/Enums/RoleEnum';
+import CourseStatusEnum from 'App/Datatypes/Enums/CourseStatusEnum';
 import StatusCodeEnum from 'App/Datatypes/Enums/StatusCodeEnum';
 import IResponse from 'App/Datatypes/Interfaces/IResponse';
 import RoleHelper from 'App/Helpers/RoleHelper';
@@ -555,6 +556,30 @@ export default class CourseService {
       data: {},
     };
   }
+
+  public async setCourseStatus(id: string | number, status: CourseStatusEnum): Promise<IResponse> {
+    const data = await this.courseRepository.setStatus(id, status);
+    console.log(data);
+
+    if (!data) {
+      return {
+        success: false,
+        status: StatusCodeEnum.BAD_REQUEST,
+        message: `Cannot set status for course with id "${id}"`,
+        data: {},
+        error: {
+          code: 'E_BAD_REQUEST',
+        },
+      };
+    }
+
+    return {
+      success: true,
+      status: StatusCodeEnum.OK,
+      message: 'Status changed.',
+      data: {},
+    };
+  }
 }
 
 new Ioc().make(CourseService);

app/Validators/Course/SetCourseStatusValidator.ts

@@ -0,0 +1,17 @@
+import { schema } from '@ioc:Adonis/Core/Validator';
+import { HttpContextContract } from '@ioc:Adonis/Core/HttpContext';
+
+/**
+ * Datatypes
+ */
+import CourseStatusEnum from 'App/Datatypes/Enums/CourseStatusEnum';
+
+export default class SetCourseStatusValidator {
+  constructor(protected ctx: HttpContextContract) {}
+
+  public schema = schema.create({
+    status: schema.enum(Object.values(CourseStatusEnum)),
+  });
+
+  public messages = {};
+}

database/migrations/1627300211260_courses.ts

@@ -1,5 +1,10 @@
 import BaseSchema from '@ioc:Adonis/Lucid/Schema';
 
+/**
+ * Datatypes
+ */
+import CourseStatusEnum from 'App/Datatypes/Enums/CourseStatusEnum';
+
 export default class Courses extends BaseSchema {
   protected tableName = 'courses';
 
@@ -11,7 +16,7 @@ export default class Courses extends BaseSchema {
       table.string('teacher_id', 21).unsigned().references('users.id').onDelete('CASCADE');
       table.string('category_id', 21).unsigned().references('categories.id').onDelete('CASCADE');
       table
-        .enu('status', ['DRAFT', 'PUBLISHED'], {
+        .enu('status', Object.values(CourseStatusEnum), {
           useNative: true,
           enumName: 'course_status',
           existingType: false,

routes/apis/v1/courses.ts

@@ -41,4 +41,8 @@ Route.group(() => {
   Route.delete('/:id/likes', 'Api/v1/CoursesController.unsetLike')
     .middleware('role:admin,teacher,student')
     .as('courses.unset-like');
+
+  Route.post('/:id/set-status', 'Api/v1/CoursesController.setStatus')
+    .middleware('role:admin,teacher')
+    .as('courses.set-status');
 }).prefix('courses');