/**
 * @requires $ jQuery
 */

var app = app || {};
app.sanityCheck = app.sanityCheck || {};

app.sanityCheck.ParseFields = qs.createObject();
app.sanityCheck.ParseFields.prototype = {
    initialize: function () {
        this.legendSwitch = $('[data-role="legendSwitch"]');
        this.legendSwitch.on('click', $.proxy(this.onLegendSwitchClick, this));

        this.warningSwitch = $('[data-role="warningSwitch"]');
        this.warningSwitch.on('click', $.proxy(this.onWarningSwitchClick, this));
        return this;
    },

    onLegendSwitchClick: function (e) {
        e.preventDefault();
        var legend = $('[data-role="legend"]');
        if (legend.is(':visible')) {
            this.legendSwitch.text('show legend');
            legend.hide();
        } else {
            this.legendSwitch.text('hide legend');
            legend.show();
        }
        return null;
    },

    onWarningSwitchClick: function (e) {
        e.preventDefault();
        var report = $('[data-role="report"]'),
            classes = $('tbody', report),
            fields = $('[data-role="field"]', report),
            warnings = $('[data-error="low"]', report),
            warningsHidden = report.data('warningsHidden');

        if (true === warningsHidden) {
            report.data('warningsHidden', false);
            this.warningSwitch.text('hide warnings');
            fields.show();
            warnings.show();
            classes.show();
        } else {
            warnings.hide();

            fields.filter(function () {
                return 0 == $('[data-error="high"]', this).length;
            }).hide();

            classes.filter(function () {
                return 0 == $('[data-error="high"]', this).length;
            }).hide();

            report.data('warningsHidden', true);
            this.warningSwitch.text('show warnings');
        }
        return null;
    }
};