karma/assets/static/colors.js

var Colors = (function() {


    var colors,
        staticColorLabels;

    var specialLabels = {
        '@silenced: false': 'label-danger',
        '@silenced: true': 'label-success'
    }


    update = function(colorData) {
        colors = colorData;
    }


    getClass = function(key, value) {
        var label = key + ': ' + value;
        if (key == 'alertname') {
            return 'label-primary';  // special case for alertname label, which is the name of alert
        } else if (specialLabels[label] != undefined) {
            return specialLabels[label];
        } else if (Colors.IsStaticLabel(key)) {
            return 'label-info';
        } else {
            return 'label-warning';
        }
    }


    getStyle = function(key, value) {
        // get color data, returned as css style string
        var style = "";
        if (colors[key] != undefined && colors[key][value] != undefined) {
            var c = colors[key][value];
            style = 'background-color: rgba(' + [c.background.red, c.background.green, c.background.blue, c.background.alpha].join(', ') + '); ';
            style += 'color: rgba(' + [c.font.red, c.font.green, c.font.blue, c.font.alpha].join(', ') + '); ';
        }
        return style;
    }


    getStaticLabels = function() {
        return $('#alerts').data('static-color-labels').split(' ');
    }

    isStaticLabel = function(key) {
        return ($.inArray(key, Colors.GetStaticLabels()) >= 0);
    }

    init = function(staticColors) {
        staticColorLabels = staticColors;
    }

    return {
        Init: init,
        Update: update,
        Get: getStyle,
        GetClass: getClass,
        GetStaticLabels: getStaticLabels,
        IsStaticLabel: isStaticLabel
    }

})();