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103 lines
2.8 KiB
103 lines
2.8 KiB
5 years ago
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const express = require('express')
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const app = express()
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const bodyParser = require('body-parser')
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var data = require('./data.json').results
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app.use(bodyParser.urlencoded({extended: true}));
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app.use(bodyParser.json());
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app.get("/",(req,res)=>{
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if (req.query.albumName) {
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var albumName = req.query.albumName;
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var filteredSongs = data.filter((song)=>albumName===song.collectionName);
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res.send(JSON.stringify(filteredSongs))
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} else
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if (req.query.albumId) {
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var albumId = Number(req.query.albumId);
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var filteredSongs = data.filter((song)=>albumId===song.collectionId);
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res.send(JSON.stringify(filteredSongs))
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} else
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if (req.query.trackName) {
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var trackName = req.query.trackName;
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var filteredSongs = data.filter((song)=>trackName===song.trackName);
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res.send(JSON.stringify(filteredSongs))
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} else
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if (req.query.id) {
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var searchId = Number(req.query.id);
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var filteredSongs = data.filter((song)=>searchId===song.trackId);
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res.send(JSON.stringify(filteredSongs))
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} else {
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res.send(JSON.stringify(data))
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}
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})
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app.post("/update",(req,res)=>{
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if (req.body && req.body.songId) {
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var songId = Number(req.body.songId);
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var filteredSongs = data.filter((song)=>songId===song.trackId);
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res.send(filteredSongs.forEach((song)=>{
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for (var key in req.body) {
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if (key !== "songId") {
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song[key] = req.body[key]
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}
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}
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}))
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res.send("Updated "+filteredSongs.length+" song(s)")
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} else {
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res.status(400).send("songId not specified.");
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}
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})
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app.post("/delete",(req,res)=>{
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if (req.body && req.body.songId) {
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var songId = Number(req.body.songId);
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var filteredSongs = data.filter((song)=>songId===song.trackId);
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for (var i=0;i<data.length;i++) {
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if (filteredSongs.includes(data[i])) {
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data.splice(i,1)
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}
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}
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res.send("Removed "+filteredSongs.length+" song(s)")
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} else {
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res.status(400).send("songId not specified.");
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}
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})
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function SongIdDoesNotExist(trackId) {
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return data.filter((song)=>trackId===song.trackId).length===0;
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}
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app.post("/add",(req,res)=>{
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if (req.body && req.body.trackName
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&& req.body.trackId && req.body.collectionName && req.body.collectionId
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&& req.body.artistId && req.body.artistName) {
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if (SongIdDoesNotExist(req.body.trackId)) {
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var song = {}
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for (var key in req.body) {
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song[key] = req.body[key]
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}
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data.push(song)
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res.send("Added song "+JSON.stringify(song));
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} else {
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res.status(400).send("songId already exists.");
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}
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} else {
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res.status(400).send("trackId / trackName / collectionName / collectionId / artistId / artistName not specified.");
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}
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})
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const port = 3000
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app.listen(port, () => console.log(`Listening at http://localhost:${port}`))
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/*
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Name - trackName
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trackId
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Album Name - collectionName
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Album ID - collectionId
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artistId
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artistName
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update by id
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delete by id
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add new song
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*/
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