var Class = require('../utils/Class'); 
var plugins = { 
}
; 
var PluginManager = new Class({ 
initialize: function PluginManager(game){ 
this.game = game; 
game.events.once('boot', this.boot, this); 
} 
,
boot: function (){ 
this.game.events.once('destroy', this.destroy, this); 
} 
,
installGlobal: function (sys, globalPlugins){ 
var game = sys.game; 
var scene = sys.scene; 
var map = sys.settings.map; 
for (var i = 0; 
i < (_AN_Read_length('length', globalPlugins)); i++ ){ 
var pluginKey = globalPlugins[i]; 
if (game[pluginKey]) { 
sys[pluginKey] = game[pluginKey]; 
if (map.hasOwnProperty(pluginKey)) { 
scene[map[pluginKey]] = sys[pluginKey]; 
} 
} 
} 
} 
,
installLocal: function (sys, scenePlugins){ 
var scene = sys.scene; 
var map = sys.settings.map; 
var isBooted = sys.settings.isBooted; 
for (var i = 0; 
i < (_AN_Read_length('length', scenePlugins)); i++ ){ 
var pluginKey = scenePlugins[i]; 
if (!plugins[pluginKey]) { 
continue ; 
} 
var source = plugins[pluginKey]; 
var plugin = new source.plugin(scene); 
sys[source.mapping] = plugin; 
if (map.hasOwnProperty(source.mapping)) { 
scene[map[source.mapping]] = plugin; 
} 
if (isBooted) { 
plugin.boot(); 
} 
} 
} 
,
remove: function (key){ 
delete plugins[key]; 
} 
,
destroy: function (){ 
this.game = null ; 
} 
}
); 
PluginManager.register = function (key, plugin, mapping){ 
plugins[key] = { 
plugin: plugin,
mapping: mapping}
; 
} 
; 
module.exports = PluginManager;