feature/socialcode

staff/daniel-guillen/.gitignore

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+.DS_Store
+thumbs.db
+node_modules

staff/daniel-guillen/socialcode/api/.env

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+PORT = 9010
+JWT_SECRET = peter and wendy have a rollete
+MONGODB_URL = mongodb://localhost:27017/socialcode
+MONGODB_URL_TEST = mongodb://localhost:27017/socialcode-test

staff/daniel-guillen/socialcode/api/.gitignore

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+node_modules
+!.env

staff/daniel-guillen/socialcode/api/data/Post.js

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+import { Schema, model, Types } from 'mongoose'
+
+const { ObjectId } = Types
+
+const post = new Schema({
+    author: {
+        type: ObjectId,
+        required: true,
+        ref: 'User'
+    },
+    title: {
+        type: String,
+        required: true
+    },
+    image: {
+        type: String,
+        required: true
+    },
+    description: {
+        type: String,
+        required: true
+    },
+    date: {
+        type: Date,
+        required: true,
+        default: Date.now
+    },
+    likes: [{
+        type: ObjectId,
+        ref: 'User'
+    }]
+})
+
+const Post = model('Post', post)
+
+export default Post

staff/daniel-guillen/socialcode/api/data/User.js

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+import { Schema, model } from 'mongoose'
+
+const user = new Schema({
+    name: {
+        type: String,
+        required: true
+    },
+    surname: {
+        type: String,
+        required: true
+    },
+    email: {
+        type: String,
+        required: true,
+        unique: true
+    },
+    username: {
+        type: String,
+        required: true,
+        unique: true
+    },
+    password: {
+        type: String,
+        required: true
+    }
+})
+
+const User = model('User', user)
+
+export default User

staff/daniel-guillen/socialcode/api/data/index.js

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+import User from './User.js'
+import Post from './Post.js'
+
+export {
+    User,
+    Post
+}

staff/daniel-guillen/socialcode/api/handlers/authenticateUserHandler.js

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+import jwt from '../util/jwt-promised.js'
+
+import logic from '../logic/index.js'
+
+import { SystemError } from 'com/errors.js'
+
+const { JWT_SECRET } = process.env
+
+export default (req, res, next) => {
+    const { username, password } = req.body
+
+    try {
+        logic.authenticateUser(username, password)
+            .then(userId =>
+                jwt.sign({ sub: userId }, JWT_SECRET, { expiresIn: '1h' })
+                    .then(token => res.json(token))
+                    .catch(error => next(new SystemError(error.message)))
+            )
+            .catch(error => next(error))
+    } catch (error) {
+        next(error)
+    }
+}

staff/daniel-guillen/socialcode/api/handlers/createPostHandler.js

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+import jwt from '../util/jwt-promised.js'
+
+import logic from '../logic/index.js'
+
+import { CredentialsError } from 'com/errors.js'
+
+const { JWT_SECRET } = process.env
+
+export default (req, res, next) => {
+    try {
+        const token = req.headers.authorization.slice(7)
+
+        jwt.verify(token, JWT_SECRET)
+            .then(payload => {
+                const { sub: userId } = payload
+
+                const { title, image, description } = req.body
+
+                try {
+                    logic.createPost(userId, title, image, description)
+                        .then(() => res.status(201).send())
+                        .catch(error => next(error))
+                } catch (error) {
+                    next(error)
+                }
+            })
+            .catch(error => next(new CredentialsError(error.message)))
+    } catch (error) {
+        next(error)
+    }
+}

staff/daniel-guillen/socialcode/api/handlers/deletePostHandler.js

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+import jwt from '../util/jwt-promised.js'
+
+import logic from '../logic/index.js'
+
+import { CredentialsError } from 'com/errors.js'
+
+const { JWT_SECRET } = process.env
+
+export default (req, res, next) => {
+    try {
+        const token = req.headers.authorization.slice(7)
+
+        jwt.verify(token, JWT_SECRET)
+            .then(payload => {
+                const { sub: userId } = payload
+
+                const { postId } = req.params
+
+                try {
+                    logic.deletePost(userId, postId)
+                        .then(() => res.status(204).send())
+                        .catch(error => next(error))
+                } catch (error) {
+                    next(error)
+                }
+            })
+            .catch(error => next(new CredentialsError(error.message)))
+    } catch (error) {
+        next(error)
+    }
+}

staff/daniel-guillen/socialcode/api/handlers/errorHandler.js

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+import { ContentError, CredentialsError, DuplicityError, MatchError, NotFoundError } from 'com/errors.js'
+
+export default (error, req, res, next) => {
+    let status = 500
+
+    if (error instanceof DuplicityError)
+        status = 409
+    else if (error instanceof ContentError)
+        status = 400
+    else if (error instanceof MatchError)
+        status = 412
+    else if (error instanceof CredentialsError)
+        status = 401
+    else if (error instanceof NotFoundError)
+        status = 404
+
+    res.status(status).json({ error: error.constructor.name, message: error.message })
+}

staff/daniel-guillen/socialcode/api/handlers/getAllPostshandler.js

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+import jwt from '../util/jwt-promised.js'
+
+import logic from '../logic/index.js'
+
+import { CredentialsError } from 'com/errors.js'
+
+const { JWT_SECRET } = process.env
+
+export default (req, res, next) => {
+    try {
+        const token = req.headers.authorization.slice(7)
+
+        jwt.verify(token, JWT_SECRET)
+            .then(payload => {
+                const { sub: userId } = payload
+
+                try {
+                    logic.getAllPosts(userId)
+                        .then(posts => res.json(posts))
+                        .catch(error => next(error))
+                } catch (error) {
+                    next(error)
+                }
+            })
+            .catch(error => next(new CredentialsError(error.message)))
+    } catch (error) {
+        next(error)
+    }
+}

staff/daniel-guillen/socialcode/api/handlers/getUserNameHandler.js

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+import jwt from '../util/jwt-promised.js'
+
+import logic from '../logic/index.js'
+
+import { CredentialsError } from 'com/errors.js'
+
+const { JWT_SECRET } = process.env
+
+export default (req, res, next) => {
+    try {
+        const token = req.headers.authorization.slice(7)
+
+        jwt.verify(token, JWT_SECRET)
+            .then(payload => {
+                const { sub: userId } = payload
+
+                const { targetUserId } = req.params
+
+                try {
+                    logic.getUserName(userId, targetUserId)
+                        .then(name => res.json(name))
+                        .catch(error => next(error))
+                } catch (error) {
+                    next(error)
+                }
+            })
+            .catch(error => next(new CredentialsError(error.message)))
+    } catch (error) {
+        next(error)
+    }
+}

staff/daniel-guillen/socialcode/api/handlers/index.js

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+import registerUserHandler from './registerUserHandler.js'
+import authenticateUserHandler from './authenticateUserHandler.js'
+import getUserNameHandler from './getUserNameHandler.js'
+import createPostHandler from './createPostHandler.js'
+import getAllPostsHandler from './getAllPostsHandler.js'
+import deletePostHandler from './deletePostHandler.js'
+import toggleLikePostHandler from './toggleLikePostHandler.js'
+import errorHandler from './errorHandler.js'
+
+export {
+    registerUserHandler,
+    authenticateUserHandler,
+    getUserNameHandler,
+    createPostHandler,
+    getAllPostsHandler,
+    deletePostHandler,
+    toggleLikePostHandler,
+    errorHandler
+}

staff/daniel-guillen/socialcode/api/handlers/registerUserHandler.js

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+import logic from '../logic/index.js'
+
+export default (req, res, next) => {
+    const { name, surname, email, username, password, passwordRepeat } = req.body
+
+    try {
+        logic.registerUser(name, surname, email, username, password, passwordRepeat)
+            .then(() => res.status(201).send())
+            .catch(error => next(error))
+    } catch (error) {
+        next(error)
+    }
+}

staff/daniel-guillen/socialcode/api/handlers/toggleLikePostHandler.js

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+import jwt from '../util/jwt-promised.js'
+
+import logic from '../logic/index.js'
+
+import { CredentialsError } from 'com/errors.js'
+
+const { JWT_SECRET } = process.env
+
+export default (req, res, next) => {
+    try {
+        const token = req.headers.authorization.slice(7)
+
+        jwt.verify(token, JWT_SECRET)
+            .then(payload => {
+                const { sub: userId } = payload
+
+                const { postId } = req.params
+
+                try {
+                    logic.toggleLikePost(userId, postId)
+                        .then(() => res.status(204).send())
+                        .catch(error => next(error))
+                } catch (error) {
+                    next(error)
+                }
+            })
+            .catch(error => next(new CredentialsError(error.message)))
+    } catch (error) {
+        next(error)
+    }
+}

staff/daniel-guillen/socialcode/api/index.js

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+import 'dotenv/config'
+import express from 'express'
+import cors from 'cors'
+import mongoose from 'mongoose'
+
+import {
+    registerUserHandler,
+    authenticateUserHandler,
+    getUserNameHandler,
+    createPostHandler,
+    getAllPostsHandler,
+    deletePostHandler,
+    toggleLikePostHandler,
+    errorHandler
+} from './handlers/index.js'
+
+const { MONGODB_URL, PORT } = process.env
+
+mongoose.connect(MONGODB_URL)
+    .then(() => {
+        const api = express()
+
+        api.use(cors())
+
+        api.get('/', (_, res) => res.send("It's Alive!!!"))
+
+        const jsonBodyParser = express.json({ strict: true, type: 'application/json' })
+
+        api.post('/users', jsonBodyParser, registerUserHandler)
+
+        api.post('/users/auth', jsonBodyParser, authenticateUserHandler)
+
+        api.get('/users/:targetUserId', getUserNameHandler)
+
+        api.get('/posts', getAllPostsHandler)
+
+        api.post('/posts', jsonBodyParser, createPostHandler)
+
+        api.delete('/posts/:postId', deletePostHandler)
+
+        api.patch('/posts/:postId/likes', toggleLikePostHandler)
+
+        api.use(errorHandler)
+
+        api.listen(PORT, () => console.log(`API running on PORT ${PORT}`))
+    })
+    .catch(error => console.error(error))