76 lines
2.6 KiB
JavaScript
76 lines
2.6 KiB
JavaScript
"use strict"
|
|
|
|
var Vnode = require("../render/vnode")
|
|
var Promise = require("../promise/promise")
|
|
var coreRouter = require("../router/router")
|
|
|
|
module.exports = function($window, redrawService) {
|
|
var routeService = coreRouter($window)
|
|
|
|
var identity = function(v) {return v}
|
|
var render, component, attrs, currentPath, lastUpdate
|
|
var route = function(root, defaultRoute, routes) {
|
|
if (root == null) throw new Error("Ensure the DOM element that was passed to `m.route` is not undefined")
|
|
function run() {
|
|
if (render != null) redrawService.render(root, render(Vnode(component, attrs.key, attrs)))
|
|
}
|
|
var redraw = function() {
|
|
run()
|
|
redraw = redrawService.redraw
|
|
}
|
|
redrawService.subscribe(root, run)
|
|
var bail = function(path) {
|
|
if (path !== defaultRoute) routeService.setPath(defaultRoute, null, {replace: true})
|
|
else throw new Error("Could not resolve default route " + defaultRoute)
|
|
}
|
|
routeService.defineRoutes(routes, function(payload, params, path) {
|
|
var update = lastUpdate = function(routeResolver, comp) {
|
|
if (update !== lastUpdate) return
|
|
component = comp != null && (typeof comp.view === "function" || typeof comp === "function")? comp : "div"
|
|
attrs = params, currentPath = path, lastUpdate = null
|
|
render = (routeResolver.render || identity).bind(routeResolver)
|
|
redraw()
|
|
}
|
|
if (payload.view || typeof payload === "function") update({}, payload)
|
|
else {
|
|
if (payload.onmatch) {
|
|
Promise.resolve(payload.onmatch(params, path)).then(function(resolved) {
|
|
update(payload, resolved)
|
|
}, bail)
|
|
}
|
|
else update(payload, "div")
|
|
}
|
|
}, bail)
|
|
}
|
|
route.set = function(path, data, options) {
|
|
if (lastUpdate != null) {
|
|
options = options || {}
|
|
options.replace = true
|
|
}
|
|
lastUpdate = null
|
|
routeService.setPath(path, data, options)
|
|
}
|
|
route.get = function() {return currentPath}
|
|
route.prefix = function(prefix) {routeService.prefix = prefix}
|
|
var link = function(options, vnode) {
|
|
vnode.dom.setAttribute("href", routeService.prefix + vnode.attrs.href)
|
|
vnode.dom.onclick = function(e) {
|
|
if (e.ctrlKey || e.metaKey || e.shiftKey || e.which === 2) return
|
|
e.preventDefault()
|
|
e.redraw = false
|
|
var href = this.getAttribute("href")
|
|
if (href.indexOf(routeService.prefix) === 0) href = href.slice(routeService.prefix.length)
|
|
route.set(href, undefined, options)
|
|
}
|
|
}
|
|
route.link = function(args) {
|
|
if (args.tag == null) return link.bind(link, args)
|
|
return link({}, args)
|
|
}
|
|
route.param = function(key) {
|
|
if(typeof attrs !== "undefined" && typeof key !== "undefined") return attrs[key]
|
|
return attrs
|
|
}
|
|
|
|
return route
|
|
}
|