daniel/playlist-queue (#84)

Support for playlist files being opened along side the queue's own playlist. Playlists can be opened from the file browser, if the file ends in ".playlist" (will add support for .m3u as well eventually)

Reviewed-on: https://codeberg.org/cool-tech-zone/tangara-fw/pulls/84
Co-authored-by: ailurux <ailuruxx@gmail.com>
Co-committed-by: ailurux <ailuruxx@gmail.com>

lua/file_browser.lua

@@ -62,10 +62,14 @@ return screen:new{
                     if is_dir then
                         backstack.push(require("file_browser"):new{
                             title = self.title,
-                            iterator = filesystem.iterator(tostring(item)),
-                            breadcrumb = tostring(item)
+                            iterator = filesystem.iterator(item:filepath()),
+                            breadcrumb = item:filepath()
                         })
                     end
+                    if item:filepath():match("%.playlist$") then
+                        queue.open_playlist(item:filepath())
+                        backstack.push(playing:new())
+                    end
                 end
             end
         })