import mongoose from 'mongoose';
import {Router} from 'express';
import User from '../model/user';
import Language from '../model/language'
import bodyParser from 'body-parser';
import UserService from '../_service/user.service'


export default ({config, db}) => {
    let api = Router();
    //'user/add'

    api.post('/add', (req, res) =>{
         let newUser = new User();
         newUser.login = req.body.login;
         newUser.password = req.body.password;
         newUser.save(err =>{
             if (err) res.send(err);
             res.json({message : req.body.login + " saved successfully"});
        });
    });

    //'user' - READ ALL

    api.get('/', (req, res) =>{
        // User.find({}, (err, users) => {
        //     if(err) res.send(err);
        //     res.json(users)
        // });
        console.log(UserService);
        UserService.getUsers();
    });

    //'user/:id' - READ 1

    api.get('/:id', (req, res) =>{
        User.findById(req.params.id, (err, user) => {
            if(err) res.send(err);
            res.json(user);
        })
    });

    //'user/:id' - Update 1

    api.put('/:id', (req, res) =>{
        User.findById(req.params.id, (err, user) => {
            if(err){
                res.send(err);
            }
            else{
                if(req.body.login != null){
                user.login=req.body.login;
                }

                if(req.body.password != null)
                user.password=req.body.password;

                if(req.body.languageId != null){
                    Language.findById(req.body.languageId, (err, language) => {
                        if(err){
                            res.send(err);
                        }
                        else{
                            user.languages.push(language);
                            console.log(language);
                            console.log(`language added: ${language._id} to user: ${req.params.id}`);
                        }
                        user.save( err => {
                            if (err) res.send(err);
                        });
                    }
                    );
                }

                user.save( err => {
                    if (err) res.send(err);
                    res.json({ message: "User updated, name:" + user.login})
                });
        }});
    });

        //'user/:id' - Delete

    api.delete('/:id', (req, res) =>{
        User.remove({
            _id: req.params.id
        },
        (err, user) => {
                if (err) res.send(err);
                res.json({ message: "User deleted, name:" + req.params.id})});
            }
    );

    api.get('/:id', (req, res) =>{
         User.findById(req.params.id, (err, user) => {
             if(err) res.send(err);
             res.json(user);
        })
    });

    return api;
}