1 files changed, 35 insertions, 0 deletions
diff --git a/web/src/js/dispatcher.js b/web/src/js/dispatcher.js
new file mode 100644
index 00000000..4fe23447
--- /dev/null
+++ b/web/src/js/dispatcher.js
@@ -0,0 +1,35 @@
+const PayloadSources = {
+    VIEW: "view",
+    SERVER: "server"
+};
+
+
+function Dispatcher() {
+    this.callbacks = [];
+}
+Dispatcher.prototype.register = function (callback) {
+    this.callbacks.push(callback);
+};
+Dispatcher.prototype.unregister = function (callback) {
+    var index = this.callbacks.indexOf(f);
+    if (index >= 0) {
+        this.callbacks.splice(this.callbacks.indexOf(f), 1);
+    }
+};
+Dispatcher.prototype.dispatch = function (payload) {
+    console.debug("dispatch", payload);
+    for(var i = 0; i < this.callbacks.length; i++){
+        this.callbacks[i](payload);
+    }
+};
+
+
+AppDispatcher = new Dispatcher();
+AppDispatcher.dispatchViewAction = function (action) {
+    action.source = PayloadSources.VIEW;
+    this.dispatch(action);
+};
+AppDispatcher.dispatchServerAction = function (action) {
+    action.source = PayloadSources.SERVER;
+    this.dispatch(action);
+};