From b61b0521773637f1722fade6c1fd395783643d75 Mon Sep 17 00:00:00 2001
From: me <me>
Date: Thu, 10 Oct 2024 20:04:55 +0000
Subject: [PATCH] simple playback

---
 src/api.vala         |  4 ++++
 src/application.vala | 10 ++++++++++
 src/main.vala        |  2 ++
 src/meson.build      |  1 +
 src/play_queue.blp   |  2 ++
 src/play_queue.vala  |  7 +++++++
 6 files changed, 26 insertions(+)

diff --git a/src/api.vala b/src/api.vala
index 7f084c6..b0cddce 100644
--- a/src/api.vala
+++ b/src/api.vala
@@ -356,4 +356,8 @@ public class Wavelet.Subsonic : Object {
 
         assert (reader.get_error () == null);
     }
+
+    public string stream_uri (string id) {
+        return @"$(this.url)/rest/stream?id=$(id)&$(this.parameters)";
+    }
 }
diff --git a/src/application.vala b/src/application.vala
index ba9e4e3..5f84900 100644
--- a/src/application.vala
+++ b/src/application.vala
@@ -19,6 +19,7 @@
  */
 
 Sqlite.Database config_db;
+Gst.Element playbin;
 
 public class Wavelet.Application : Adw.Application {
     public Application () {
@@ -27,6 +28,9 @@ public class Wavelet.Application : Adw.Application {
             flags: ApplicationFlags.DEFAULT_FLAGS
         );
 
+        playbin = Gst.ElementFactory.make ("playbin3", null);
+        assert (playbin != null);
+
         var app_config_dir = Path.build_filename (Environment.get_user_config_dir (), "wavelet");
         try {
             File.new_build_filename (app_config_dir).make_directory_with_parents ();
@@ -83,6 +87,12 @@ public class Wavelet.Application : Adw.Application {
                     win.shuffle_all_tracks.sensitive = true;
                 });
             });
+
+            win.play_queue.play_now.connect ((song) => {
+                playbin.set_state (Gst.State.READY);
+                playbin.set ("uri", api.stream_uri (song.id));
+                playbin.set_state (Gst.State.PLAYING);
+            });
         });
         win.setup.load (config_db);
     }
diff --git a/src/main.vala b/src/main.vala
index 23ddaba..b0be064 100644
--- a/src/main.vala
+++ b/src/main.vala
@@ -23,6 +23,8 @@ int main (string[] args) {
     Intl.bind_textdomain_codeset (Config.GETTEXT_PACKAGE, "UTF-8");
     Intl.textdomain (Config.GETTEXT_PACKAGE);
 
+    Gst.init (ref args);
+
     var app = new Wavelet.Application ();
     return app.run (args);
 }
diff --git a/src/meson.build b/src/meson.build
index 5e640f6..5a4ad47 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -11,6 +11,7 @@ wavelet_sources = [
 
 wavelet_deps = [
   config_dep,
+  dependency('gstreamer-1.0'),
   dependency('gtk4'),
   dependency('json-glib-1.0'),
   dependency('libadwaita-1', version: '>= 1.4'),
diff --git a/src/play_queue.blp b/src/play_queue.blp
index 4688b2e..9e0b9cd 100644
--- a/src/play_queue.blp
+++ b/src/play_queue.blp
@@ -10,6 +10,8 @@ template $WaveletPlayQueue: Adw.NavigationPage {
 
     ScrolledWindow {
       ListView list_view {
+        single-click-activate: true;
+
         factory: BuilderListItemFactory {
           template ListItem {
             child: Label {
diff --git a/src/play_queue.vala b/src/play_queue.vala
index cae0185..9c7d2ec 100644
--- a/src/play_queue.vala
+++ b/src/play_queue.vala
@@ -25,9 +25,16 @@ public class Wavelet.PlayQueue : Adw.NavigationPage {
     private ListStore songs;
     private uint current;
 
+    public signal void play_now (Song song);
+
     construct {
         this.songs = new ListStore (typeof (Song));
         this.list_view.model = new Gtk.NoSelection (this.songs);
+
+        this.list_view.activate.connect ((position) => {
+            Song song = (Song) this.songs.get_item(position);
+            this.play_now (song);
+        });
     }
 
     public void clear () {