1 files changed, 57 insertions, 0 deletions
diff --git a/packages/kadira-flow-router/client/group.js b/packages/kadira-flow-router/client/group.js
new file mode 100644
index 00000000..b93296bc
--- /dev/null
+++ b/packages/kadira-flow-router/client/group.js
@@ -0,0 +1,57 @@
+Group = function(router, options, parent) {
+  options = options || {};
+
+  if (options.prefix && !/^\/.*/.test(options.prefix)) {
+    var message = "group's prefix must start with '/'";
+    throw new Error(message);
+  }
+
+  this._router = router;
+  this.prefix = options.prefix || '';
+  this.name = options.name;
+  this.options = options;
+
+  this._triggersEnter = options.triggersEnter || [];
+  this._triggersExit = options.triggersExit || [];
+  this._subscriptions = options.subscriptions || Function.prototype;
+
+  this.parent = parent;
+  if (this.parent) {
+    this.prefix = parent.prefix + this.prefix;
+
+    this._triggersEnter = parent._triggersEnter.concat(this._triggersEnter);
+    this._triggersExit = this._triggersExit.concat(parent._triggersExit);
+  }
+};
+
+Group.prototype.route = function(pathDef, options, group) {
+  options = options || {};
+
+  if (!/^\/.*/.test(pathDef)) {
+    var message = "route's path must start with '/'";
+    throw new Error(message);
+  }
+
+  group = group || this;
+  pathDef = this.prefix + pathDef;
+
+  var triggersEnter = options.triggersEnter || [];
+  options.triggersEnter = this._triggersEnter.concat(triggersEnter);
+
+  var triggersExit = options.triggersExit || [];
+  options.triggersExit = triggersExit.concat(this._triggersExit);
+
+  return this._router.route(pathDef, options, group);
+};
+
+Group.prototype.group = function(options) {
+  return new Group(this._router, options, this);
+};
+
+Group.prototype.callSubscriptions = function(current) {
+  if (this.parent) {
+    this.parent.callSubscriptions(current);
+  }
+
+  this._subscriptions.call(current.route, current.params, current.queryParams);
+};