'use strict';

require('../helper');

var server = require('../../lib/server')();
var assert = require('../support/assert');
var querystring = require('querystring');
var _ = require('underscore');

describe('skipfields', function () {
    var RESPONSE_OK = {
        statusCode: 200
    };

    it('skipfields controls included fields', function (done) {
        assert.response(server, {
            url: '/api/v1/sql?q=' +
                'SELECT%20*%20FROM%20untitle_table_4&skipfields=the_geom_webmercator,cartodb_id,unexistant',
            headers: { host: 'vizzuality.cartodb.com' },
            method: 'GET'
        }, RESPONSE_OK, function (err, res) {
            assert.ifError(err);
            var row0 = JSON.parse(res.body).rows[0];
            var checkfields = { name: 1, cartodb_id: 0, the_geom: 1, the_geom_webmercator: 0 };
            for (var f in checkfields) {
                if (checkfields[f]) {
                    assert.ok(Object.prototype.hasOwnProperty.call(row0, f), "result does not include '" + f + "'");
                } else {
                    assert.ok(!Object.prototype.hasOwnProperty.call(row0, f), "result includes '" + f + "'");
                }
            }
            done();
        });
    });

    it('multiple skipfields parameter do not kill the backend', function (done) {
        assert.response(server, {
            url: '/api/v1/sql?q=SELECT%20*%20FROM%20untitle_table_4&skipfields=unexistent,the_geom_webmercator' +
                '&skipfields=cartodb_id,unexistant',
            headers: { host: 'vizzuality.cartodb.com' },
            method: 'GET'
        }, RESPONSE_OK, function (err, res) {
            assert.ifError(err);
            var row0 = JSON.parse(res.body).rows[0];
            var checkfields = { name: 1, cartodb_id: 0, the_geom: 1, the_geom_webmercator: 0 };
            for (var f in checkfields) {
                if (checkfields[f]) {
                    assert.ok(Object.prototype.hasOwnProperty.call(row0, f), "result does not include '" + f + "'");
                } else {
                    assert.ok(!Object.prototype.hasOwnProperty.call(row0, f), "result includes '" + f + "'");
                }
            }
            done();
        });
    });

    // See https://github.com/CartoDB/CartoDB-SQL-API/issues/109
    it('schema response takes skipfields into account', function (done) {
        assert.response(server, {
            url: '/api/v1/sql?' + querystring.stringify({
                q: 'SELECT 1 as a, 2 as b, 3 as c ',
                skipfields: 'b'
            }),
            headers: { host: 'vizzuality.cartodb.com' },
            method: 'GET'
        }, RESPONSE_OK, function (err, res) {
            assert.ifError(err);
            var parsedBody = JSON.parse(res.body);
            assert.strictEqual(_.keys(parsedBody.fields).length, 2);
            assert.ok(Object.prototype.hasOwnProperty.call(parsedBody.fields, 'a'));
            assert.ok(!Object.prototype.hasOwnProperty.call(parsedBody.fields, 'b'));
            assert.ok(Object.prototype.hasOwnProperty.call(parsedBody.fields, 'c'));
            done();
        });
    });
    it('field named "the_geom_webmercator" is not skipped by default', function (done) {
        assert.response(server, {
            url: '/api/v1/sql?q=SELECT%20*%20FROM%20untitle_table_4',
            headers: { host: 'vizzuality.cartodb.com' },
            method: 'GET'
        }, { }, function (err, res) {
            assert.ifError(err);
            assert.strictEqual(res.statusCode, 200, res.body);
            var row0 = JSON.parse(res.body).rows[0];
            var checkfields = { name: 1, cartodb_id: 1, the_geom: 1, the_geom_webmercator: 1 };
            for (var f in checkfields) {
                if (checkfields[f]) {
                    assert.ok(Object.prototype.hasOwnProperty.call(row0, f), "result does not include '" + f + "'");
                } else {
                    assert.ok(!Object.prototype.hasOwnProperty.call(row0, f), "result includes '" + f + "'");
                }
            }
            done();
        });
    });
});