[feature #167193975] CRUD - category of articles Added

src/api/controllers/category.js

@@ -0,0 +1,115 @@
+import models from '../../sequelize/models';
+
+const { Category, Article } = models;
+/**
+ * @Author - Audace Uhiriwe
+ */
+class categoryController {
+  /**
+   * Admin - create a new category
+   * @param {object} req - Request.
+   * @param {object} res - Response.
+   * @returns {object} - returns a created article
+   */
+  static async createCategory(req, res) {
+    // check if the category exists
+    const { categoryName } = req.body;
+    const categoryExists = await Category.findOne({ where: { categoryName } });
+    if (categoryExists) {
+      return res.status(400).send({ error: 'This category is already Exist!' });
+    }
+    const data = await Category.NewCategory(req.body);
+    return res.status(201).send({
+      message: `This category of ${categoryName} has been successfully added!`,
+      data
+    });
+  }
+
+  /**
+   * Admin - edit an existing category
+   * @param {object} req - Request.
+   * @param {object} res - Response.
+   * @returns {object} - returns an updated article
+   */
+  static async editCategory(req, res) {
+    // check if the category exists
+    const { categoryName } = req.body;
+    const { id } = req.params;
+    const categoryExists = await Category.findAll({ where: { id } });
+    if (categoryExists[0].dataValues.categoryName === categoryName) {
+      return res.status(400).send({
+        error: 'This category is already exists, Nothing you changed!'
+      });
+    }
+    if (categoryExists === null) {
+      return res.status(404).send({ error: 'This category Not found!' });
+    }
+    const updateCategory = {
+      categoryName: categoryName || categoryExists[0].dataValues.categoryName
+    };
+    await Category.EditCategory(
+      updateCategory,
+      categoryExists[0].dataValues.id
+    );
+    return res.status(200).send({
+      message: `This category of ${categoryExists[0].dataValues.categoryName} has been successfully updated to ${categoryName}!`
+    });
+  }
+
+  /**
+   * Admin - delete an existing category
+   * @param {object} req - Request.
+   * @param {object} res - Response.
+   * @returns {object} - returns a message
+   */
+  static async deleteCategory(req, res) {
+    const { id } = req.params;
+    // check if the category exists
+    const categoryExists = await Category.findOne({ where: { id } });
+    if (categoryExists === null) {
+      return res.status(404).send({ error: 'This category Not found!' });
+    }
+    await Category.destroy({ where: { id } });
+    return res.status(200).send({
+      message: 'This category has been successfully deleted!'
+    });
+  }
+
+  /**
+   * Admin - fetch all categories
+   * @param {object} req - Request.
+   * @param {object} res - Response.
+   * @returns {object} - returns an array of all categories
+   */
+  static async getAllCategory(req, res) {
+    const categories = await Category.findAll();
+    if (categories === null) {
+      return res.status(200).send({ message: 'No Categories found, so far!' });
+    }
+    return res.status(200).send({
+      message: 'Here\'s all categories, so far!',
+      categories
+    });
+  }
+
+  /**
+   * Admin - fetch all articles related to a specific category
+   * @param {object} req - Request.
+   * @param {object} res - Response.
+   * @returns {object} - returns an array which contains all articles related to a specific category
+   */
+  static async fetchAllArticles(req, res) {
+    const { categoryName } = req.params;
+    const category = await Category.findOne({ where: { categoryName } });
+    if (category === null) {
+      return res.status(200).send({ message: 'No Articles found with this Category, so far!' });
+    }
+    const articles = await Article.findAll({ where: { categoryName } });
+    return res.status(200).send({
+      message: 'Here\'s all articles related to that category, so far!',
+      articles
+    });
+  }
+}
+
+export default categoryController;

src/api/routes/categoryRouter.js

@@ -0,0 +1,15 @@
+import { Router } from 'express';
+import CategoryController from '../controllers/category';
+import Auth from '../../middleware/auth';
+
+const categoryRouter = Router();
+const { verifyToken, checkIsAdmin } = Auth;
+// eslint-disable-next-line
+const { createCategory,editCategory,deleteCategory,getAllCategory,fetchAllArticles } = CategoryController;
+
+categoryRouter.post('/', verifyToken, checkIsAdmin, createCategory);
+categoryRouter.put('/:id', verifyToken, checkIsAdmin, editCategory);
+categoryRouter.delete('/:id', verifyToken, checkIsAdmin, deleteCategory);
+categoryRouter.get('/', getAllCategory);
+categoryRouter.get('/:categoryName/articles', fetchAllArticles);
+export default categoryRouter;

src/api/routes/index.js

@@ -5,6 +5,7 @@ import profilesRouter from './profilesRouter';
 import articlesRouter from './articlesRouter';
 import ratingsRouter from './ratingsRouter';
 import bookmarkRouter from './bookmark';
+import categoryRouter from './categoryRouter';
 
 const api = express();
 
@@ -15,6 +16,7 @@ api.use('/profiles', profilesRouter);
 api.use('/articles', articlesRouter);
 api.use('/ratings', ratingsRouter);
 api.use('/bookmarks', bookmarkRouter);
+api.use('/category', categoryRouter);
 
 
 export default api;

src/helpers/articlesHelper.js

@@ -27,7 +27,7 @@ class ArticlesHelper {
    */
   static async createNewArticle(req) {
     const {
-      title, body, description, tagList
+      title, body, description, tagList, categoryName
     } = req.body;
     const { id } = req.user;
     const newSlug = this.createSlug(title);
@@ -41,6 +41,7 @@ class ArticlesHelper {
       authorId: parseInt(id, 10),
       readtime,
       views: 0,
+      categoryName: categoryName || 'other'
     });
     const userInfo = await this.getUserInfo(id);
     const { username, bio, image } = userInfo;

src/sequelize/migrations/20190613355309-create-article.js

@@ -52,7 +52,11 @@ module.exports = {
     updatedAt: {
       allowNull: false,
       type: Sequelize.DATE
-    }
+    },
+    categoryName: {
+      type: Sequelize.STRING,
+      allowNull: false
+    },
   }),
   down: (queryInterface, Sequelize) => queryInterface.dropTable('Articles')
 };

src/sequelize/migrations/20190710111019-create-category.js

@@ -0,0 +1,26 @@
+/* eslint-disable no-unused-vars */
+module.exports = {
+  up: (queryInterface, Sequelize) => queryInterface.createTable('Categories', {
+    id: {
+      allowNull: false,
+      autoIncrement: true,
+      primaryKey: true,
+      type: Sequelize.INTEGER
+    },
+    categoryName: {
+      type: Sequelize.STRING
+    },
+    articleId: {
+      type: Sequelize.INTEGER
+    },
+    createdAt: {
+      allowNull: false,
+      type: Sequelize.DATE
+    },
+    updatedAt: {
+      allowNull: false,
+      type: Sequelize.DATE
+    }
+  }),
+  down: (queryInterface, Sequelize) => queryInterface.dropTable('Categories')
+};

src/sequelize/models/article.js

@@ -42,6 +42,10 @@ module.exports = (sequelize, DataTypes) => {
       views: {
         type: DataTypes.INTEGER
       },
+      categoryName: {
+        type: DataTypes.STRING,
+        allowNull: false
+      },
     },
     {}
   );

src/sequelize/models/category.js

@@ -0,0 +1,18 @@
+/* eslint-disable no-unused-vars */
+/* eslint-disable func-names */
+module.exports = (sequelize, DataTypes) => {
+  const Category = sequelize.define('Category', {
+    categoryName: DataTypes.STRING,
+    articleId: DataTypes.INTEGER
+  }, {});
+
+  Category.NewCategory = data => Category.create({ categoryName: data.categoryName });
+  Category.EditCategory = (data, id) => Category.update(
+    { categoryName: data.categoryName },
+    { where: { id } }
+  );
+  Category.associate = function (models) {
+    // associations can be defined here
+  };
+  return Category;
+};

src/sequelize/seeders/20190618062925-test-user.js

@@ -56,7 +56,7 @@ module.exports = {
     lastName: 'Audace',
     username: 'Audace',
     email: 'u.audace@gmail.com',
-    password: 'Uhiriwe1!',
+    password: '$2b$08$GCULzAkfmfB/fGyZrnfMSeFG.KdYasuBa2r7z1n.CUFy.KrdnOUdi',
     bio: '',
     image: '',
     dateOfBirth: '12/12/1999',

src/sequelize/seeders/20190620204605-articles-test.js

@@ -12,7 +12,8 @@ module.exports = {
       createdAt: new Date(),
       updatedAt: new Date(),
       readtime: '2 min',
-      views: 0
+      views: 0,
+      categoryName: 'other'
     },
     {
       slug: '73H99992',
@@ -26,7 +27,8 @@ module.exports = {
       createdAt: new Date(),
       updatedAt: new Date(),
       readtime: '1min',
-      views: 0
+      views: 0,
+      categoryName: 'other'
     },
     {
       slug: 'This_is_andela_2433546h34',
@@ -39,7 +41,8 @@ module.exports = {
       createdAt: new Date(),
       updatedAt: new Date(),
       authorId: 4,
-      views: 0
+      views: 0,
+      categoryName: 'other'
     }
   ]),
 

test/articles.test.js

@@ -278,7 +278,8 @@ describe('Like/Unlike Articles', () => {
       tagList: ['reactjs', 'angularjs', 'expressjs'],
       slug: 'lsug32344',
       authorId: testUser.dataValues.id,
-      readtime: '1 min'
+      readtime: '1 min',
+      categoryName: 'other'
     };
 
     // create test article
@@ -464,7 +465,8 @@ describe('Block article', () => {
       tagList: ['reactjs', 'angularjs', 'expressjs'],
       slug: 'lsug38769',
       authorId: testUser.dataValues.id,
-      readtime: '1 min'
+      readtime: '1 min',
+      categoryName: 'other'
     });
   });
 

test/bookmark.test.js

@@ -39,7 +39,8 @@ describe('User should bookmark article', () => {
       tagList: ['Tech', 'Kigali'],
       authorId: newUser.id,
       slug: 'slug',
-      readtime: 'Less than a minute'
+      readtime: 'Less than a minute',
+      categoryName: 'other'
     };
     newArticle = await Article.create(article);
   });

test/comments.test.js

@@ -77,7 +77,8 @@ describe('Comments', () => {
       image: '',
       authorId: userOneId,
       createdAt: new Date(),
-      updatedAt: new Date()
+      updatedAt: new Date(),
+      categoryName: 'other'
     };
     await models.Article.create(articleOne);
 
@@ -91,7 +92,8 @@ describe('Comments', () => {
       image: '',
       authorId: userOneId,
       createdAt: new Date(),
-      updatedAt: new Date()
+      updatedAt: new Date(),
+      categoryName: 'other'
     };
     await models.Article.create(articleTwo);
   });

test/highlight.test.js

@@ -49,7 +49,8 @@ describe('Highlight the Article', () => {
       tagList: ['Tech', 'Kigali'],
       authorId: newUser.id,
       slug: 'slyg',
-      readtime: '1 min'
+      readtime: '1 min',
+      categoryName: 'other'
     };
     newArticle = await Article.create(article);
   });

test/mock/articles.js

@@ -3,7 +3,7 @@ export default {
     title: 'this is article one',
     body: 'this is article is supposed to have two paragraph',
     description: 'the paragraph one has many character than before',
-    tagList: 'reactjs , angularjs, expressjs'
+    tagList: 'reactjs , angularjs, expressjs',
   },
   updatedArticle: {
     title: 'this is article two',

test/ratings.test.js

@@ -41,7 +41,8 @@ describe('Rating Article', () => {
       tagList: ['Tech', 'Kigali'],
       authorId: newUser.id,
       slug: 'slyg',
-      readtime: '1 min'
+      readtime: '1 min',
+      categoryName: 'other'
     };
     newArticle = await Article.create(article);
   });

test/ratingscarc.test.js

@@ -36,7 +36,8 @@ describe('Articles ratings', () => {
       tagList: ['Tech', 'Kigali'],
       authorId: newUser.id,
       slug: 'slyg',
-      readtime: '1 min'
+      readtime: '1 min',
+      categoryName: 'other'
     };
     newArticle = await Article.create(article);
   });