Introducing FlowRouter.refresh()

https://github.com/VeliovGroup/flow-router#refresh-route

Author: dr-dimitru

client/_init.js

@@ -1,10 +1,12 @@
 import { Meteor }    from 'meteor/meteor';
+import { _ }         from 'meteor/underscore';
 import Router        from './router.js';
 import Route         from './route.js';
 import Group         from './group.js';
 import Triggers      from './triggers.js';
 import BlazeRenderer from './renderer.js';
 import helpersInit   from './active.route.js';
+import { requestAnimFrame } from './modules.js';
 
 const FlowRouter = new Router();
 FlowRouter.Router = Router;
@@ -14,6 +16,51 @@ FlowRouter.Route = Route;
 Meteor.startup(() => {
   if(!FlowRouter._askedToWait && !FlowRouter._initialized) {
     FlowRouter.initialize();
+
+    FlowRouter.route('/___refresh/:layout/:template/:oldRoute?', {
+      name: '___refresh',
+      action(params, queryParams) {
+        this.render(params.layout, params.template, () => {
+          requestAnimFrame(() => {
+            if (params.oldRoute) {
+              try {
+                if (history.length) {
+                  window.history.go(-1);
+                } else {
+                  FlowRouter.go(params.oldRoute, (queryParams.oldParams ? JSON.parse(queryParams.oldParams) : {}));
+                }
+              } catch (e) {
+                FlowRouter.go('/');
+              }
+            } else {
+              if (history.length) {
+                window.history.go(-1);
+              } else {
+                FlowRouter.go('/');
+              }
+            }
+          });
+        });
+      }
+    });
+
+    FlowRouter.refresh = (layout, template) => {
+      if (!layout || !_.isString(layout)) {
+        throw new Meteor.Error(400, '[FlowRouter.refresh(layout, template)] -> "layout" must be a String!');
+      }
+
+      if (!template || !_.isString(template)) {
+        throw new Meteor.Error(400, '[FlowRouter.refresh(layout, template)] -> "template" must be a String!');
+      }
+
+      FlowRouter.go('___refresh', {
+        oldRoute: FlowRouter._current.route.name,
+        layout,
+        template
+      }, {
+        oldParams: JSON.stringify(FlowRouter._current.params || {})
+      });
+    };
   }
 });
 

client/modules.js

@@ -1,4 +1,9 @@
 const page = require('page');
 const qs   = require('qs');
+const requestAnimFrame = (() => {
+  return window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || function (callback) {
+    setTimeout(callback, 1000 / 60);
+  };
+})();
 
-export { page, qs };
+export { page, qs, requestAnimFrame };

client/renderer.js

@@ -2,12 +2,7 @@ import { _ }        from 'meteor/underscore';
 import { Blaze }    from 'meteor/blaze';
 import { Meteor }   from 'meteor/meteor';
 import { Template } from 'meteor/templating';
-
-const requestAnimFrame = (() => {
-  return window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || function (callback) {
-    setTimeout(callback, 1000 / 60);
-  };
-})();
+import { requestAnimFrame } from './modules.js';
 
 class BlazeRenderer {
   constructor(opts = {}) {