(function() {
    var URL = 'https://www.parse.com/1/classes';
    var HEADERS = {
        'X-Parse-REST-API-Key': 'sukxawLKr4aGfm71iZRuzDQbqIx4idO1FmOXp0l6',
        'X-Parse-Application-Id' : 'HgGJ0tt0Pa1oEpxLUw4nGJYYzvoPOlQZNzPruOzN'
    };

    function post(extraUrl, data) {
        return $.ajax({
            method: 'POST',
            headers: HEADERS,
            data: JSON.stringify(data),
            url: URL + extraUrl
        });
    }

    function put(extraUrl, id) {
        var name = prompt('Name of country:');
        var dataToSend = {
            name: name
        };

        return $.ajax({
            method: 'PUT',
            headers: HEADERS,
            data: JSON.stringify(data),
            url: URL + extraUrl + '/' + id
        });
    }

    function get(extraUrl) {
        return $.ajax({
            method: 'GET',
            headers: HEADERS,
            url: URL + extraUrl
        });
    }

    function deleteReq(extraUrl, id) {
        return $.ajax({
            method: 'DELETE',
            headers: HEADERS,
            url: URL + extraUrl + '/' + id
        });
    }

    function showCountries( data ) {
        var ol = $('<ol>');

        for (var i = 0; i < data.results.length; i++) {
            var countryName = data.results[i].name;
            var id = data.results[i].objectId;
            var li = $('<li>').text(countryName);
            var btnDelete = $('<button>').text('DELETE').click(function () {
                deleteReq(extraUrl, '/' + id)
                .done(function() {
                    console.log("deleted");
                })
                .fail(function( err ) {
                    console.log( err.message );
                });
            });
            var btnEdit = $('<button>').text('EDIT').click(function () {
                put(extraUrl, '/' + id)
                .done(function() {
                    console.log("updated");
                })
                .fail(function( err ) {
                    console.log( err.message );
                });
            });

            btnDelete.appendTo(li);
            btnEdit.appendTo(li);
            li.appendTo(ol);
        }
        $('#wrapper').append(ol);
    }

    get( "/Country" ).done( showCountries );
}())