"use strict"

var Vnode = require("../render/vnode")
var coreRouter = require("../router/router")

module.exports = function($window, mount) {
	var router = coreRouter($window)
	var currentResolve, currentComponent, currentRender, currentArgs, currentPath

	var RouteComponent = {view: function() {
		return currentRender(Vnode(currentComponent, null, currentArgs, undefined, undefined, undefined))
	}}
	function defaultRender(vnode) {
		return vnode
	}
	var route = function(root, defaultRoute, routes) {
		currentComponent = "div"
		currentRender = defaultRender
		currentArgs = null

		mount(root, RouteComponent)

		router.defineRoutes(routes, function(payload, args, path) {
			var isResolver = typeof payload.view !== "function"
			var render = defaultRender

			var resolve = currentResolve = function (component) {
				if (resolve !== currentResolve) return
				currentResolve = null

				currentComponent = component != null ? component : isResolver ? "div" : payload
				currentRender = render
				currentArgs = args
				currentPath = path

				root.redraw(true)
			}
			var onmatch = function() {
				resolve()
			}
			if (isResolver) {
				if (typeof payload.render === "function") render = payload.render.bind(payload)
				if (typeof payload.onmatch === "function") onmatch = payload.onmatch
			}
		
			onmatch.call(payload, resolve, args, path)
		}, function() {
			router.setPath(defaultRoute, null, {replace: true})
		})
	}
	route.link = router.link
	route.prefix = router.setPrefix
	route.set = router.setPath
	route.get = function() {return currentPath}

	return route
}