feat(ui) add Save Queue to Playlist (#4110)

* ui: add save queue to playlist

* fix(ui): improve toolbar layout

Signed-off-by: Deluan <deluan@navidrome.org>

* fix(ui): add loading state to save queue dialog

Signed-off-by: Deluan <deluan@navidrome.org>

* fix(ui): refresh playlist after saving queue

Signed-off-by: Deluan <deluan@navidrome.org>

* fix lint

Signed-off-by: Deluan <deluan@navidrome.org>

* remove duplication in PlayerToolbar and add tests

Signed-off-by: Deluan <deluan@navidrome.org>

* fix(i18n): update save queue text for clarity in English and Portuguese

Signed-off-by: Deluan <deluan@navidrome.org>

---------

Signed-off-by: Deluan <deluan@navidrome.org>

ui/src/reducers/dialogReducer.js

@@ -13,6 +13,8 @@ import {
   EXTENDED_INFO_CLOSE,
   LISTENBRAINZ_TOKEN_OPEN,
   LISTENBRAINZ_TOKEN_CLOSE,
+  SAVE_QUEUE_OPEN,
+  SAVE_QUEUE_CLOSE,
   SHARE_MENU_OPEN,
   SHARE_MENU_CLOSE,
 } from '../actions'
@@ -169,3 +171,18 @@ export const listenBrainzTokenDialogReducer = (
       return previousState
   }
 }
+
+export const saveQueueDialogReducer = (
+  previousState = { open: false },
+  payload,
+) => {
+  const { type } = payload
+  switch (type) {
+    case SAVE_QUEUE_OPEN:
+      return { ...previousState, open: true }
+    case SAVE_QUEUE_CLOSE:
+      return { ...previousState, open: false }
+    default:
+      return previousState
+  }
+}