var buildServerExpress   = require('./../../../build-server-express');

module.exports = (function () {
	
	var renderServerRoutes = function (server) {
		if (!server) {
			throw new Error('no server');
		}
		return function (req, res, next) {
			var routeList = buildServerExpress.getRoutes(server);
			if (!routeList) {
				routeList = [];
			}
			var reqGroups = req.query.groups;
			var groupList = [];
			if (reqGroups) {
				groupList = reqGroups.split(',');
			}
			var result = {
				all: [],
			};
			for (var i = 0; i < groupList.length; i++) {
				var groupName = groupList[i].split('/').join('_');
				result[groupName] = [];
			}
			groupList.sort(function(a, b) {
				return a.length < b.length; // longest first as we break on first hit
			});
			
			for (i = 0; i < routeList.length; i++) {
				var route = routeList[i];
				var added = false;
				for (var ii = 0; ii < groupList.length; ii++) {
					if (route.uriPath.indexOf(groupList[ii]) > 0) {
						var groupName = groupList[ii].split('/').join('_');
						result[groupName].push(route);
						added = true;
						break;
					}
				}
				if (!added) {
					result.all.push(route);	
				}
			}
			res.json({
				data: result
			});
		};
	}
	
	return function ServerConfigRoutesPlugin() {
		
		this.configPlugin = function (ctx) {
			ctx.key = 'serverConfigRoutes';
			ctx.description = 'Exports all server routes.';
			ctx.localDir = __dirname;
			ctx.localConfigTemplate = 'config-routes.json';
		};
		
		this.configServer = function(ctx) {
			ctx.server.get(ctx.createSlugApiServerBase(),renderServerRoutes(ctx.server));
		};
		
		this.configPostBoot = function(ctx) {
			buildServerExpress.saveRoutes(ctx.server);
		};
	};
})();