var configRegistry   = require('./../../../config-registry');

module.exports = (function () {
	
	var createPluginInfo = function() {
		var result = {};
		for (var pluginIdx in configRegistry.getMasterConfig().plugins) {
			var plugin = configRegistry.getMasterConfig().plugins[pluginIdx];
			var pluginExtensions = Object.keys(plugin).slice(0,-1);
			//TODO: pluginExtensions.remove('tmeta');
			var pluginData = {
				extensions: pluginExtensions,
				tmeta: plugin.tmeta,
				troutes: plugin.troutes
			};
			result[plugin.tmeta.key] = pluginData;
		}
		return result;
	};
	
	var createPluginKeyList = function() {
		var result = [];
		for (var pluginIdx in configRegistry.getMasterConfig().plugins) {
			var plugin = configRegistry.getMasterConfig().plugins[pluginIdx];
			result.push(plugin.tmeta.key);
		}
		return result;
	};
	
	return function ServerInfoPluginsPlugin() {
		
		this.configPlugin = function (ctx) {
			ctx.key='serverInfoPlugins';
			ctx.description='Makes the server plugins info public as json';
			ctx.localDir = __dirname;
			ctx.localConfigTemplate = 'info-plugins.json';
		};
		
		this.configServer = function(ctx) {
			ctx.server.get(ctx.createSlugApiServerBase(),ctx.renderFunctionJSON(function () {
				return {
					plugins: {
						keys: {
							registrated: createPluginKeyList(),
							backends: Object.keys(configRegistry.getMasterConfig().backends),
							validators: Object.keys(configRegistry.getMasterConfig().validators)
						},
						info: createPluginInfo()
					}
				}
			}));
		};
	};
})();