(function () {

    "use strict";

    angular.module("enrMapModule")
           .factory("mapClassGenerator", [function () {
               return {
                   generateZoomButtonClass: function (isMapZoomedIn, isMouseInZoomTargetMode, isOfficeMode) {
                       var base = "btn map-zoom-btn zmdi zmdi-zoom-";
                       var zoomSuffix = isMapZoomedIn ? "out" : "in"; // If map is zoomed IN, button is for zooming OUT.
                       var activeSuffix = isMouseInZoomTargetMode ? " active" : ""; // Determines if button appears in ON state.
                       var hiddenSuffix = isOfficeMode ? "" : " hidden";

                       return base + zoomSuffix + activeSuffix + hiddenSuffix;
                   },

                   generateMapClass: function (isMapZoomedIn, isMouseInZoomTargetMode) {
                       var base = "enr-map";
                       var cursorSuffix = !isMapZoomedIn && isMouseInZoomTargetMode ? " cursor-zoom-in" : ""; // Show crosshairs when choosing zoom target

                       return base + cursorSuffix;
                   },

                   generateRegionClass: function (regionId, isSelectedRegion) {
                       if (regionId === undefined) regionId = "";
                       var selectedClass = isSelectedRegion ? "active " : "";
                       return "map-region " + selectedClass + regionId;
                   }
               };
           }]);

}());