add snippet list

src/states/snippets/list.js

@@ -0,0 +1,40 @@
+/* global angular */
+angular.module('codexen.states')
+  .controller('SnippetsListController', function ($auth, Snippet, $scope) {
+    var vm = this
+
+    vm.isLoaded = false
+
+    var laodSnippets = function () {
+      if ($auth.isAuthenticated) {
+        console.log($auth.getPayload())
+        var userId = $auth.getPayload().sub
+        Snippet.findByUser(userId)
+          .success(function (data) {
+            console.log('snippets fetched', data.snippets)
+            vm.isLoaded = true
+            vm.snippets = data.snippets
+            vm.isGuest = false
+          })
+      }else {
+        vm.isLoaded = true
+        vm.isGuest = true
+        vm.snippets = void 0
+      }
+    }
+
+    laodSnippets()
+
+    $scope.$on('userSignIn', function () {
+      laodSnippets()
+    })
+
+    $scope.$on('userSignOut', function () {
+      laodSnippets()
+    })
+
+    $scope.$on('snippetUpdated', function () {
+      laodSnippets()
+    })
+
+  })