update multiple widgets in one request

Author: jychen7

lib/dashing/app.rb

@@ -99,6 +99,22 @@ def protected!
   end
 end
 
+post '/widgets' do
+  request.body.rewind
+  body = JSON.parse(request.body.read)
+  auth_token = body.delete("auth_token")
+  if !settings.auth_token || settings.auth_token == auth_token
+    body["widgets"].each do |widget|
+      widget_id = widget.delete("id")
+      send_event(widget_id, widget)
+    end
+    204 # response without entity body
+  else
+    status 401
+    "Invalid API key\n"
+  end
+end
+
 post '/widgets/:id' do
   request.body.rewind
   body = JSON.parse(request.body.read)

test/app_test.rb

@@ -56,6 +56,22 @@ def test_post_widgets_without_auth_token
     assert data['updatedAt']
   end
 
+  def test_post_multiple_widgets_without_auth_token
+    post '/widgets', JSON.generate({widgets: [{id: 'some_widget', value: 9}, {id: 'another_widget', value: 8}]})
+    assert_equal 204, last_response.status
+
+    assert_equal 2, @connection.length
+    data = parse_data @connection[0]
+    assert_equal (9), data['value']
+    assert_equal 'some_widget', data['id']
+    assert data['updatedAt']
+
+    data = parse_data @connection[1]
+    assert_equal (8), data['value']
+    assert_equal 'another_widget', data['id']
+    assert data['updatedAt']
+  end
+
   def test_post_widgets_with_invalid_auth_token
     app.settings.auth_token = 'sekrit'
     post '/widgets/some_widget', JSON.generate({value: 9})
@@ -68,6 +84,12 @@ def test_post_widgets_with_valid_auth_token
     assert_equal 204, last_response.status
   end
 
+  def test_post_multiple_widgets_with_valid_auth_token
+    app.settings.auth_token = 'sekrit'
+    post '/widgets', JSON.generate({auth_token: 'sekrit', widgets: [{id: 'some_widget', value: 9}, {id: 'another_widget', value: 8}]})
+    assert_equal 204, last_response.status
+  end
+
   def test_get_events
     post '/widgets/some_widget', JSON.generate({value: 8})
     assert_equal 204, last_response.status