#include utility.js

var AmiOptionIcons = function(parent) {
    var container = $e({ attrs: { id: 'optionsContainer' } }),
        icons = new Map;
    parent.appendChild(container);

    var createIcon = function(name, title, icon, onclick, enabled) {
        var pub = {};
        var elem = $e({
            tag: 'a',
            attrs: {
                href: 'javascript:void(0);',
                title: title,
                className: 'optIcon sprite sprite-' + icon,
                onclick: function(ev) { performClick(ev); },
            },
        });

        var hasState = typeof enabled === 'boolean';
        var setState = function(state) {
            if(!hasState) return;
            elem.classList[state ? 'add' : 'remove']('on');
            elem.classList[state ? 'remove' : 'add']('off');
        };

        if(hasState)
            setState(enabled);

        var performClick = function(ev) {
            onclick.call(pub, pub, ev);
        };

        pub.getName = function() { return name; };
        pub.getTitle = function() { return title; };
        pub.getElement = function() { return elem; };
        pub.setState = setState;
        pub.performClick = performClick;

        return pub;
    };

    return {
        create: function(name, title, icon, onclick, enabled) {
            if(icons.has(name))
                throw 'an icon with this name already exists';
            var iconInfo = createIcon(name, title, icon, onclick, enabled);
            icons.set(iconInfo.getName(), iconInfo);
            container.appendChild(iconInfo.getElement());
            return iconInfo;
        },
        get: function(name) {
            return icons.get(name);
        },
        remove: function(name) {
            if(!icons.has(name))
                return;
            var iconInfo = icons.get(name);
            container.removeChild(iconInfo.getElement());
            icons.delete(name);
        },
        clear: function() {
            icons.clear();
            $rc(container);
        },
    };
};