Add support for multiple Steam library directories

data/gtk/preferences.blp

@@ -30,6 +30,30 @@ template PreferencesWindow : Adw.PreferencesWindow {
           valign: center;
         }
       }
+      Adw.ActionRow {
+        title: _("Extra Steam Libraries");
+        subtitle: _("Select other directories where you have Steam games installed");
+
+
+        Revealer steam_clear_button_revealer {
+          reveal-child: false;
+          transition-type: slide_left;
+          Button steam_clear_button {
+            label: _("Clear");
+            valign: center;
+            halign: end;
+
+            styles [
+              "destructive-action",
+            ]
+          }
+        }
+
+        Button steam_extra_file_chooser_button {
+          icon-name: "folder-new-symbolic";
+          valign: center;
+        }
+      }
     }
 
     Adw.PreferencesGroup heroic_group {

data/hu.kramo.Cartridges.gschema.xml

@@ -15,6 +15,9 @@
 	  </key>
 	  <key name="steam-location" type="s">
       <default>"~/.steam/"</default>
+    </key>
+    <key name="steam-extra-dirs" type="as">
+      <default>[]</default>
     </key>
 	  <key name="heroic-location" type="s">
       <default>"~/.var/app/com.heroicgameslauncher.hgl/config/heroic/"</default>

src/preferences.py

@@ -35,6 +35,9 @@ class PreferencesWindow(Adw.PreferencesWindow):
     import_sideload_games_switch = Gtk.Template.Child()
 
     steam_file_chooser_button = Gtk.Template.Child()
+    steam_extra_file_chooser_button = Gtk.Template.Child()
+    steam_clear_button = Gtk.Template.Child()
+    steam_clear_button_revealer = Gtk.Template.Child()
     heroic_file_chooser_button = Gtk.Template.Child()
     bottles_file_chooser_button = Gtk.Template.Child()
 
@@ -70,6 +73,12 @@ class PreferencesWindow(Adw.PreferencesWindow):
 
         filechooser = Gtk.FileDialog()
 
+        def update_revealer():
+            if schema.get_strv("steam-extra-dirs"):
+                self.steam_clear_button_revealer.set_reveal_child(True)
+            else:
+                self.steam_clear_button_revealer.set_reveal_child(False)
+
         def set_steam_dir(_source, result, _unused):
             try:
                 schema.set_string(
@@ -79,6 +88,19 @@ class PreferencesWindow(Adw.PreferencesWindow):
             except GLib.GError:
                 pass
 
+        def add_steam_dir(_source, result, _unused):
+            try:
+                value = schema.get_strv("steam-extra-dirs")
+                value.append(filechooser.select_folder_finish(result).get_path())
+                schema.set_strv("steam-extra-dirs", value)
+            except GLib.GError:
+                pass
+            update_revealer()
+
+        def clear_steam_dirs(*_unused):
+            schema.set_strv("steam-extra-dirs", [])
+            update_revealer()
+
         def set_heroic_dir(_source, result, _unused):
             try:
                 schema.set_string(
@@ -100,7 +122,13 @@ class PreferencesWindow(Adw.PreferencesWindow):
         def choose_folder(_widget, function):
             filechooser.select_folder(parent_widget, None, function, None)
 
+        update_revealer()
+
         self.steam_file_chooser_button.connect("clicked", choose_folder, set_steam_dir)
+        self.steam_extra_file_chooser_button.connect(
+            "clicked", choose_folder, add_steam_dir
+        )
+        self.steam_clear_button.connect("clicked", clear_steam_dirs)
         self.heroic_file_chooser_button.connect(
             "clicked", choose_folder, set_heroic_dir
         )

src/utils/steam_parser.py

@@ -267,9 +267,17 @@ def steam_parser(parent_widget, action):
 
     appmanifests = []
 
-    for open_file in os.listdir(os.path.join(steam_dir, "steamapps")):
-        path = os.path.join(steam_dir, "steamapps", open_file)
-        if os.path.isfile(path) and "appmanifest" in open_file:
-            appmanifests.append(path)
+    steam_dirs = schema.get_strv("steam-extra-dirs")
+    steam_dirs.append(steam_dir)
 
-    get_games_async(parent_widget, appmanifests, steam_dir, import_dialog)
+    for directory in steam_dirs:
+        if not os.path.exists(os.path.join(directory, "steamapps")):
+            steam_dirs.remove(directory)
+
+    for directory in steam_dirs:
+        for open_file in os.listdir(os.path.join(directory, "steamapps")):
+            path = os.path.join(directory, "steamapps", open_file)
+            if os.path.isfile(path) and "appmanifest" in open_file:
+                appmanifests.append(path)
+
+    get_games_async(parent_widget, appmanifests, directory, import_dialog)