InstallDialog: Expose platforms in RareGame and use it

to populate the combobox

rare/components/dialogs/install_dialog.py

@@ -97,12 +97,8 @@ def __init__(self, rgame: RareGame, options: InstallOptionsModel, parent=None):
 
         self.error_box()
 
-        platforms = ["Windows"]
-        if self.rgame.is_win32:
-            platforms.append("Win32")
-        if self.rgame.is_mac:
-            platforms.append("Mac")
-        self.ui.platform_combo.addItems(platforms)
+        platforms = self.rgame.platforms
+        self.ui.platform_combo.addItems(reversed(platforms))
         self.ui.platform_combo.currentIndexChanged.connect(lambda: self.option_changed(None))
         self.ui.platform_combo.currentIndexChanged.connect(lambda: self.error_box())
         self.ui.platform_combo.currentIndexChanged.connect(
@@ -115,8 +111,11 @@ def __init__(self, rgame: RareGame, options: InstallOptionsModel, parent=None):
             if (self.ui.platform_combo.currentText() == "Mac" and pf.system() != "Darwin")
             else None
         )
-        if pf.system() == "Darwin" and "Mac" in platforms:
-            self.ui.platform_combo.setCurrentIndex(platforms.index("Mac"))
+        self.ui.platform_combo.setCurrentIndex(
+            self.ui.platform_combo.findText(
+                "Mac" if (pf.system() == "Darwin" and "Mac" in platforms) else "Windows"
+            )
+        )
         self.ui.platform_combo.currentTextChanged.connect(self.setup_sdl_list)
 
         self.advanced.ui.max_workers_spin.setValue(self.core.lgd.config.getint("Legendary", "max_workers", fallback=0))
@@ -137,7 +136,7 @@ def __init__(self, rgame: RareGame, options: InstallOptionsModel, parent=None):
 
         self.selectable_checks: List[TagCheckBox] = []
         self.config_tags: Optional[List[str]] = None
-        self.setup_sdl_list("Mac" if pf.system() == "Darwin" and "Mac" in platforms else "Windows")
+        self.setup_sdl_list(self.ui.platform_combo.currentText())
 
         self.ui.install_button.setEnabled(False)
 

rare/models/base_game.py

@@ -141,6 +141,15 @@ def is_installed(self) -> bool:
     def set_installed(self, installed: bool) -> None:
         pass
 
+    @property
+    def platforms(self) -> Tuple:
+        """!
+        @brief Property that holds the platforms a game is available for
+
+        @return Tuple
+        """
+        return tuple(self.game.asset_infos.keys())
+
     @property
     def is_mac(self) -> bool:
         """!