Add "Quick Submit" JS behavior

1 files changed, 29 insertions, 0 deletions

diff --git a/app/assets/javascripts/behaviors/quick_submit.js.coffee b/app/assets/javascripts/behaviors/quick_submit.js.coffee
new file mode 100644
index 00000000000..dc9bd4d94cc
--- /dev/null
+++ b/app/assets/javascripts/behaviors/quick_submit.js.coffee
@@ -0,0 +1,29 @@
+# Quick Submit behavior
+#
+# When an input field with the `js-quick-submit` class receives a "Meta+Enter"
+# (Mac) or "Ctrl+Enter" (Linux/Windows) key combination, its parent form is
+# submitted.
+#
+#= require extensions/jquery
+#
+# ### Example Markup
+#
+#   <form action="/foo">
+#     <input type="text" class="js-quick-submit" />
+#     <textarea class="js-quick-submit"></textarea>
+#   </form>
+#
+$(document).on 'keydown.quick_submit', '.js-quick-submit', (e) ->
+  return if e.repeat
+  return unless e.keyCode == 13 # Enter
+
+  if navigator.userAgent.match(/Macintosh/)
+    return unless (e.metaKey && !e.altKey && !e.ctrlKey && !e.shiftKey)
+  else
+    return unless (e.ctrlKey && !e.altKey && !e.metaKey && !e.shiftKey)
+
+  e.preventDefault()
+
+  $form = $(e.target).closest('form')
+  $form.find('input[type=submit], button[type=submit]').disable()
+  $form.submit()