feature/ponies

staff/manuel-barzi/ponies/app/data/deletePost.mjs

@@ -0,0 +1,13 @@
+function deletePost(condition) {
+    const posts = localStorage.posts !== undefined ? JSON.parse(localStorage.posts) : []
+
+    const postIndex = posts.findIndex(condition)
+
+    if (postIndex > -1) {
+        posts.splice(postIndex, 1)
+
+        localStorage.posts = JSON.stringify(posts)
+    }
+}
+
+export default deletePost

staff/manuel-barzi/ponies/app/data/findPost.mjs

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+function findPost(condition) {
+    const posts = localStorage.posts !== undefined ? JSON.parse(localStorage.posts) : []
+
+    const post = posts.find(condition)
+
+    return post || null
+}
+
+export default findPost

staff/manuel-barzi/ponies/app/data/findPosts.mjs

@@ -0,0 +1,9 @@
+function findPosts(condition) {
+    const posts = localStorage.posts !== undefined ? JSON.parse(localStorage.posts) : []
+
+    const foundPosts = posts.filter(condition)
+
+    return foundPosts
+}
+
+export default findPosts

staff/manuel-barzi/ponies/app/data/findUser.mjs

@@ -0,0 +1,9 @@
+function findUser(condition) {
+    const users = localStorage.users !== undefined ? JSON.parse(localStorage.users) : []
+
+    const user = users.find(condition)
+
+    return user || null
+}
+
+export default findUser

staff/manuel-barzi/ponies/app/data/index.mjs

@@ -0,0 +1,21 @@
+import deletePost from './deletePost.mjs'
+import findPost from './findPost.mjs'
+import findPosts from './findPosts.mjs'
+import findUser from './findUser.mjs'
+import insertPost from './insertPost.mjs'
+import insertUser from './insertUser.mjs'
+import updatePost from './updatePost.mjs'
+import updateUser from './updateUser.mjs'
+
+const data = {
+    deletePost,
+    findPost,
+    findPosts,
+    findUser,
+    insertPost,
+    insertUser,
+    updatePost,
+    updateUser
+}
+
+export default data

staff/manuel-barzi/ponies/app/data/insertPost.mjs

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+function insertPost(post) {
+    const posts = localStorage.posts !== undefined ? JSON.parse(localStorage.posts) : []
+
+    posts.push(post)
+
+    localStorage.posts = JSON.stringify(posts)
+}
+
+export default insertPost

staff/manuel-barzi/ponies/app/data/insertUser.mjs

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+function insertUser(user) {
+    const users = localStorage.users !== undefined ? JSON.parse(localStorage.users) : []
+
+    users.push(user)
+
+    localStorage.users = JSON.stringify(users)
+}
+
+export default insertUser

staff/manuel-barzi/ponies/app/data/updatePost.mjs

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+function updatePost(condition, post) {
+    const posts = localStorage.posts !== undefined ? JSON.parse(localStorage.posts) : []
+
+    const index = posts.findIndex(condition)
+
+    if (index > -1) {
+        posts.splice(index, 1, post)
+
+        localStorage.posts = JSON.stringify(posts)
+    }
+}
+
+export default updatePost

staff/manuel-barzi/ponies/app/data/updateUser.mjs

@@ -0,0 +1,13 @@
+function updateUser(condition, user) {
+    const users = localStorage.users !== undefined ? JSON.parse(localStorage.users) : []
+
+    const index = users.findIndex(condition)
+
+    if (index > -1) {
+        users.splice(index, 1, user)
+
+        localStorage.users = JSON.stringify(users)
+    }
+}
+
+export default updateUser

staff/manuel-barzi/ponies/app/logic/createPost.mjs

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+import data from '../data/index.mjs'
+
+import generateId from '../util/generateId.mjs'
+
+const createPost = (image, caption) => {
+    if (!image.startsWith('http'))
+        throw new Error('invalid image')
+
+    const post = {
+        id: generateId(),
+        image: image,
+        caption: caption,
+        author: sessionStorage.username,
+        date: new Date().toISOString(),
+        likes: []
+    }
+
+    data.insertPost(post)
+}
+
+export default createPost

staff/manuel-barzi/ponies/app/logic/deletePost.mjs

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+import data from '../data/index.mjs'
+
+const deletePost = postId => {
+    if (postId.trim().length === 0) throw new Error('invalid postId')
+
+    const post = data.findPost(post => post.id === postId)
+
+    if (post === null) throw new Error('post not found')
+
+    data.deletePost(post => post.id === postId)
+}
+
+export default deletePost

staff/manuel-barzi/ponies/app/logic/getAllFavPosts.mjs

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+import data from '../data/index.mjs'
+
+const getAllFavPosts = () => {
+    const user = data.findUser(user => user.username === sessionStorage.username)
+
+    if (user === null)
+        throw new Error('user not found')
+
+    const posts = data.findPosts(post => user.favs.includes(post.id))
+
+    posts.forEach(post => {
+        post.fav = user.favs.includes(post.id)
+        post.like = post.likes.includes(sessionStorage.username)
+        post.author = {
+            username: post.author,
+            following: user.following.includes(post.author)
+        }
+    })
+
+    return posts.reverse()
+}
+
+export default getAllFavPosts

staff/manuel-barzi/ponies/app/logic/getAllFavPosts.test.mjs

@@ -0,0 +1,11 @@
+import getAllFavPosts from './getAllFavPosts.mjs'
+
+console.info('TEST getAllFavPosts')
+
+console.info('CASE get all fav posts from mamoracho')
+
+sessionStorage.username = 'mamoracho'
+
+const favs = getAllFavPosts()
+
+console.log(favs)

staff/manuel-barzi/ponies/app/logic/getAllFollowingUserPosts.mjs

@@ -0,0 +1,23 @@
+import data from '../data/index.mjs'
+
+const getAllFollowingUserPosts = () => {
+    const user = data.findUser(user => user.username === sessionStorage.username)
+
+    if (user === null)
+        throw new Error('user not found')
+
+    const posts = data.findPosts(post => user.following.includes(post.author))
+
+    posts.forEach(post => {
+        post.fav = user.favs.includes(post.id)
+        post.like = post.likes.includes(sessionStorage.username)
+        post.author = {
+            username: post.author,
+            following: user.following.includes(post.author)
+        }
+    })
+
+    return posts.reverse()
+}
+
+export default getAllFollowingUserPosts

staff/manuel-barzi/ponies/app/logic/getAllPosts.mjs

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+import data from '../data/index.mjs'
+
+const getAllPosts = () => {
+    const user = data.findUser(user => user.username === sessionStorage.username)
+
+    if (user === null)
+        throw new Error('user not found')
+
+    const posts = data.findPosts(() => true)
+
+    posts.forEach(post => {
+        post.fav = user.favs.includes(post.id)
+        post.like = post.likes.includes(sessionStorage.username)
+        post.author = {
+            username: post.author,
+            following: user.following.includes(post.author)
+        }
+    })
+
+    return posts.reverse()
+}
+
+export default getAllPosts

staff/manuel-barzi/ponies/app/logic/getUserName.mjs

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+import data from '../data/index.mjs'
+
+const getUserName = () => {
+    const user = data.findUser(user => user.username === sessionStorage.username)
+
+    if (user === null)
+        throw new Error('user not found')
+
+    return user.name
+}
+
+export default getUserName

staff/manuel-barzi/ponies/app/logic/getUserUsername.mjs

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+const getUserUsername = () => sessionStorage.username
+
+export default getUserUsername

staff/manuel-barzi/ponies/app/logic/index.mjs

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+import getAllPosts from './getAllPosts.mjs'
+import getUserName from './getUserName.mjs'
+import getUserUsername from './getUserUsername.mjs'
+import loginUser from './loginUser.mjs'
+import logoutUser from './logoutUser.mjs'
+import registerUser from './registerUser.mjs'
+import toggleLikePost from './toggleLikePost.mjs'
+import updatePostCaption from './updatePostCaption.mjs'
+import createPost from './createPost.mjs'
+import deletePost from './deletePost.mjs'
+import toggleFavPost from './toggleFavPost.mjs'
+import getAllFavPosts from './getAllFavPosts.mjs'
+import toggleFollowUser from './toggleFollowUser.mjs'
+import getAllFollowingUserPosts from './getAllFollowingUserPosts.mjs'
+
+const logic = {
+    getAllPosts,
+    getUserName,
+    getUserUsername,
+    loginUser,
+    logoutUser,
+    registerUser,
+    toggleLikePost,
+    updatePostCaption,
+    createPost,
+    deletePost,
+    toggleFavPost,
+    getAllFavPosts,
+    toggleFollowUser,
+    getAllFollowingUserPosts
+}
+
+export default logic

staff/manuel-barzi/ponies/app/logic/loginUser.mjs

@@ -0,0 +1,21 @@
+import data from '../data/index.mjs'
+
+const loginUser = (username, password) => {
+    if (username.trim().length < 4)
+        throw new Error('invalid username')
+
+    if (password.trim().length < 8)
+        throw new Error('invalid password')
+
+    const user = data.findUser(user => user.username === username)
+
+    if (user === null)
+        throw new Error('username does not exist')
+
+    if (user.password !== password)
+        throw new Error('wrong password')
+
+    sessionStorage.username = username
+}
+
+export default loginUser

staff/manuel-barzi/ponies/app/logic/logoutUser.mjs

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+const logoutUser = () => delete sessionStorage.username
+
+export default logoutUser

staff/manuel-barzi/ponies/app/logic/registerUser.mjs

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+import data from '../data/index.mjs'
+
+const EMAIL_REGEX = /^[a-z0-9._]+@[a-z0-9.-]{3,63}\.[a-z]{2,10}$/
+
+const registerUser = (name, surname, email, username, password, passwordRepeat) => {
+    if (name.trim() === '')
+        throw new Error('invalid name')
+
+    if (surname.trim().length < 2)
+        throw new Error('invalid surname')
+
+    if (!EMAIL_REGEX.test(email))
+        throw new Error('invalid email')
+
+    if (username.trim().length < 4)
+        throw new Error('invalid username')
+
+    if (password.trim().length < 8)
+        throw new Error('invalid password')
+
+    if (password !== passwordRepeat)
+        throw new Error('passwords do not match')
+
+    let user = data.findUser(user => user.email === email)
+
+    if (user !== null)
+        throw new Error('email already exists')
+
+    user = data.findUser(user => user.username === username)
+
+    if (user !== null)
+        throw new Error('username already exists')
+
+    user = {
+        name: name,
+        surname: surname,
+        email: email,
+        username: username,
+        password: password,
+        favs: [],
+        following: []
+    }
+
+    data.insertUser(user)
+}
+
+export default registerUser

staff/manuel-barzi/ponies/app/logic/test.html

@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>TEST logic</title>
+</head>
+
+<body>
+    <h1>TEST logic</h1>
+
+    <script src="getAllFavPosts.test.mjs" type="module"></script>
+</body>
+
+</html>