'use strict';

var express = require('express');
var bodyParser = require("body-parser");
var app = express();

app.use(bodyParser.urlencoded({ extended: false }));
app.use(bodyParser.json());

var movies = [
    {
        id: 1,
        title: "szia",
        releaseDate: 2003,
        actors: ["asd", "asd2"]
    },
    {
        id: 2,
        title: "cso",
        releaseDate: 2005,
        actors: ["asd3", "asd4", "asd"]
    },
    {
        id: 3,
        title: "hali",
        releaseDate: 2010,
        actors: ["asd3", "asd2"]
    },
    {
        id: 4,
        title: "mizu",
        releaseDate: 2001,
        actors: ["asd"]
    },
]

app.get('/api/movies', function (req, res) {
    let release = req.query.release;
    let filtered = [...movies];

    if(release){
        filtered = movies.filter((element) => {
            return element.releaseDate == release;
        })
    }

    res.status(200);
    res.json(filtered);
});

app.get('/api/movies/:id', function (req, res) {
    var id = req.params.id;
    let obj = movies.find(obj => obj.id == id);

    if(obj){
        res.status(200);
        res.json(obj);
    }else{
        res.status(403);
        res.json({error: "No movie with this ID"});
    }
});

app.post('/api/movies', function (req, res) {
    let body = req.body;
    if(body.title && body.releaseDate && body.actors){
        let id = Math.max.apply(Math, movies.map(function(o) { return o.id; }));
        body["id"] = id + 1;

        movies.push(body);
        res.status(200)
        res.json({id: id + 1});
    }else{
        res.status(403);
        res.json({error: "Body sucks!"});
    }
});


module.exports = app;