Merge pull request #35 from andela/ft-get-read-time-166790104

 #166790104 implement readtime on article create and update

.coveralls.yml

@@ -1,2 +1 @@
-service_name: travis-pro
-repo_token: 5wHJgqAVMocmuMfz7Nr26hEBqmO7gtzJJ
+repo_token: G3KUaGgIQZdYITPWuU0uIfjZckwOlOq8C

README.md

@@ -1,6 +1,6 @@
 [![Build Status](https://travis-ci.com/andela/ah-jawans-backend.svg?branch=develop)](https://travis-ci.com/andela/ah-jawans-backend)
 [![Reviewed by Hound](https://img.shields.io/badge/Reviewed_by-Hound-8E64B0.svg)](https://houndci.com)
-[![Reviewed by Hound](https://img.shields.io/github/issues/andela/ah-jawans-backend.svg?style=flat-square)](https://houndci.com) [![Coverage Status](https://coveralls.io/repos/github/andela/ah-jawans-backend/badge.svg?branch=develop)](https://coveralls.io/github/andela/ah-jawans-backend?branch=develop)
+[![Reviewed by Hound](https://img.shields.io/github/issues/andela/ah-jawans-backend.svg?style=flat-square)](https://houndci.com) [![Coverage Status](https://coveralls.io/repos/github/andela/ah-jawans-backend/badge.svg?branch=ft-like-specific-comment-166790108)](https://coveralls.io/github/andela/ah-jawans-backend?branch=develop) [![Maintainability](https://api.codeclimate.com/v1/badges/fbf4e41d7d7846a0bee6/maintainability)](https://codeclimate.com/github/andela/ah-jawans-backend/maintainability)
 
 Authors Haven - A Social platform for the creative at heart.
 =======

package.json

@@ -33,6 +33,7 @@
     "bcryptjs": "^2.4.3",
     "body-parser": "^1.19.0",
     "cors": "^2.8.4",
+    "coveralls": "^3.0.5",
     "dotenv": "^6.2.0",
     "ejs": "^2.6.1",
     "email-templates": "^6.0.0",

src/controllers/articleController.js

@@ -6,6 +6,7 @@ import searchUserHelper from './helpers/searchUserHelper';
 import searchArticlesHelper from './helpers/searchArticlesHelper';
 import eventEmitter from '../template/notifications/EventEmitter';
 import findUser from '../helpers/FindUser';
+import readTime from './helpers/read_time';
 
 const { Articles, User } = model;
 
@@ -27,6 +28,7 @@ class articleContoller {
       tags
     } = req.body;
     let tagList;
+    const ReadTime = readTime(req.body.body);
     tags ? (tagList = tags.split(',')) : tagList = [];
     const slug = createSlug(title);
     const user = await User.findOne({ where: { email: req.user.email } });
@@ -39,6 +41,7 @@ class articleContoller {
         body,
         image,
         tagList,
+        readtime: ReadTime,
         authorId: user.id, })
       : res.status(401).json({ message: "User not allowed to create an article, login or signin if you don't have an account" });
     eventEmitter.emit('publishArticle', userInfo.id, slug);
@@ -52,16 +55,21 @@ class articleContoller {
       description,
       image,
     } = req.body;
-
-    const slug = createSlug(title || req.article.title);
-    const updatedArticle = await Articles.update({ id: req.article.id,
-      slug,
-      title: title || req.article.title,
-      description: description || req.article.description,
-      body: body || req.article.body,
-      image: image || req.article.image,
-      authorId: req.user.id }, { where: { id: req.params.id } });
-    updatedArticle && res.status(200).json({ message: 'The article successfully updated!' });
+    if (req.body.body) {
+      const slug = createSlug(title || req.article.title);
+      const newReadTime = readTime(req.body.body);
+      const updatedArticle = await Articles.update({ id: req.article.id,
+        slug,
+        title: title || req.article.title,
+        description: description || req.article.description,
+        body: body || req.article.body,
+        image: image || req.article.image,
+        readtime: newReadTime,
+        authorId: req.user.id }, { where: { id: req.params.id } });
+      updatedArticle && res.status(200).json({ message: 'The article successfully updated!' });
+    } else {
+      res.status(404).json({ message: 'article doenot have either title, description or body' });
+    }
   }
 
   static async getAllArticles(req, res) {

src/controllers/helpers/likeCommentHelper.js

@@ -0,0 +1,101 @@
+/* eslint-disable require-jsdoc */
+import Sequelize from 'sequelize';
+import model from '../../models';
+
+const { Op } = Sequelize;
+
+const { LikeAndDislike, Comments } = model;
+
+const findOneComment = async (commentId) => {
+  const foundComment = await Comments.findOne({ where: { id: commentId } });
+
+  return foundComment;
+};
+
+const userLikedOrDiskedComment = async (id, commentId) => {
+  const userReacted = await LikeAndDislike.findAll({ where: { userId: id,
+    commentId } });
+
+  return userReacted;
+};
+
+const findDislikedComment = async (id, commentId) => {
+  const unlikedArticle = await LikeAndDislike.findAll({ where: { userId: id,
+    commentId,
+    [Op.or]: [{ likes: false }, { dislikes: true }] } });
+
+  return unlikedArticle;
+};
+
+const findLikedComment = async (id, commentId) => {
+  const unlikedArticle = await LikeAndDislike.findAll({ where: { userId: id,
+    commentId,
+    [Op.or]: [{ dislikes: false }, { likes: true }] } });
+
+  return unlikedArticle;
+};
+
+const findDisliked = async (id, commentId) => {
+  const disliked = await LikeAndDislike.findAll({ where: { userId: id,
+    commentId,
+    dislikes: true } });
+
+  return disliked;
+};
+
+const ChangeFromDislikeToLike = async (dislikeId) => {
+  const updateFromDislikeToLike = await LikeAndDislike.update({ dislikes: false, likes: true },
+    { where: { id: dislikeId } });
+
+  return updateFromDislikeToLike;
+};
+
+const ChangeFromLikeToDisLike = async (dislikeId) => {
+  const updateFromDislikeToLike = await LikeAndDislike.update({ dislikes: true, likes: false },
+    { where: { id: dislikeId } });
+
+  return updateFromDislikeToLike;
+};
+
+const findCommentLikes = async (id, commentId) => {
+  const liked = await LikeAndDislike.findAll({ where: { userId: id,
+    commentId,
+    likes: true } });
+
+  return liked;
+};
+
+const undoLikeOrDislikeComments = async (commentLike) => {
+  const unlikeComment = await LikeAndDislike.update({ likes: false, dislikes: false },
+    { where: { id: commentLike } });
+
+  return unlikeComment;
+};
+
+const countCommentLikes = async (commentId) => {
+  const likes = await LikeAndDislike.count({ where: { commentId,
+    likes: true } });
+
+  return likes;
+};
+
+const countCommentDislikes = async (commentId) => {
+  const dislikes = await LikeAndDislike.count({ where: { commentId,
+    dislikes: true } });
+
+  return dislikes;
+};
+
+export {
+  countCommentDislikes,
+  countCommentLikes,
+  undoLikeOrDislikeComments,
+  findCommentLikes,
+  ChangeFromLikeToDisLike,
+  ChangeFromDislikeToLike,
+  findDisliked,
+  findLikedComment,
+  findDislikedComment,
+  userLikedOrDiskedComment,
+  findOneComment
+};

src/controllers/helpers/read_time.js

@@ -0,0 +1,10 @@
+const converter = seconds => ((seconds > 60) ? `${Math.ceil(seconds / 60)} min` : 'Less than a minute');
+
+const readTime = (body) => {
+  const numWords = w => w.split(' ').length;
+  const WPS = 4;
+  const words = numWords(body);
+  const sec = words / WPS;
+  return converter(sec);
+};
+export default readTime;

src/controllers/helpers/searchArticlesHelper.js

@@ -49,6 +49,7 @@ const searchArticlesHelper = async (tag, keyword, title, user) => {
       'description',
       'body',
       'tagList',
+      'readtime',
       'updatedAt',
       'createdAt'
     ] });

src/controllers/likeAndDislike.js

@@ -11,22 +11,22 @@ class LikesAndDislikes {
  *
  * @param {Object} req
  * @param {Object} res
- * @returns {Object} Liked article and number of likes
+ * @returns {Object} Number of likes
  */
   static async likeArticle(req, res) {
-    const findArticleId = req.params.id;
-    const article = await LikesDislikesHelpers.findOneArticle(findArticleId);
+    const articleId = req.params.id;
+    const article = await LikesDislikesHelpers.findOneArticle(articleId);
 
     if (!article) return res.status(404).json({ message: 'Article not found' });
 
     const { id } = req.user;
 
-    const liked = await LikesDislikesHelpers.findArticleLikes(id, findArticleId);
-    const disliked = await LikesDislikesHelpers.findDisliked(id, findArticleId);
+    const liked = await LikesDislikesHelpers.findArticleLikes(id, articleId);
+    const disliked = await LikesDislikesHelpers.findDisliked(id, articleId);
 
-    const unlikedArticle = await LikesDislikesHelpers.findUnlikedArticle(id, findArticleId);
+    const unlikedArticle = await LikesDislikesHelpers.findUnlikedArticle(id, articleId);
 
-    const userReacted = await LikesDislikesHelpers.userLikedOrDiskedArticle(id, findArticleId);
+    const userReacted = await LikesDislikesHelpers.userLikedOrDiskedArticle(id, articleId);
 
     if (!userReacted[0]) {
       await LikeAndDislike.create({ userId: id,
@@ -59,22 +59,22 @@ class LikesAndDislikes {
   /**
     * @param  {object} req
     * @param  {object} res
-    * @return {object} Disliked article and number of Dislikes
+    * @return {object} Number of Dislikes
     */
   static async dislikeArticle(req, res) {
-    const findArticleId = req.params.id;
-    const article = await LikesDislikesHelpers.findOneArticle(findArticleId);
+    const articleId = req.params.id;
+    const article = await LikesDislikesHelpers.findOneArticle(articleId);
 
     if (!article) return res.status(404).json({ message: 'Article not found' });
 
     const { id } = req.user;
 
-    const dislikedArticle = await LikesDislikesHelpers.findDislikedArticle(id, findArticleId);
+    const dislikedArticle = await LikesDislikesHelpers.findDislikedArticle(id, articleId);
 
-    const disliked = await LikesDislikesHelpers.findDisliked(id, findArticleId);
-    const liked = await LikesDislikesHelpers.findArticleLikes(id, findArticleId);
+    const disliked = await LikesDislikesHelpers.findDisliked(id, articleId);
+    const liked = await LikesDislikesHelpers.findArticleLikes(id, articleId);
 
-    const userReacted = await LikesDislikesHelpers.userLikedOrDiskedArticle(id, findArticleId);
+    const userReacted = await LikesDislikesHelpers.userLikedOrDiskedArticle(id, articleId);
 
     if (!userReacted[0]) {
       await LikeAndDislike.create({ userId: id,