Modular platforms (#241)

src/platforms/egs/epic_platform.rs

@@ -0,0 +1,59 @@
+use crate::platforms::{
+    load_settings, to_shortcuts, FromSettingsString, NeedsPorton, ShortcutToImport, GamesPlatform,
+};
+
+use super::{get_egs_manifests, settings::EpicGamesLauncherSettings, ManifestItem};
+
+#[derive(Clone)]
+pub struct EpicPlatform {
+    pub(crate) settings: EpicGamesLauncherSettings,
+    pub(crate) epic_manifests: Option<Vec<ManifestItem>>,
+}
+
+impl FromSettingsString for EpicPlatform {
+    fn from_settings_string<S: AsRef<str>>(s: S) -> Self {
+        EpicPlatform {
+            settings: load_settings(s),
+            epic_manifests: None,
+        }
+    }
+}
+
+impl NeedsPorton<EpicPlatform> for ManifestItem {
+    fn needs_proton(&self, _platform: &EpicPlatform) -> bool {
+        #[cfg(target_family = "unix")]
+        return true;
+        #[cfg(target_os = "windows")]
+        return false;
+    }
+
+    fn create_symlinks(&self, _platform: &EpicPlatform) -> bool {
+        false
+    }
+}
+
+impl GamesPlatform for EpicPlatform{
+    fn name(&self) -> &str {
+        "Epic"
+    }
+
+    fn code_name(&self) -> &str {
+        "epic_games"
+    }
+
+    fn enabled(&self) -> bool {
+        self.settings.enabled
+    }
+
+    fn get_shortcut_info(&self) -> eyre::Result<Vec<ShortcutToImport>> {
+        to_shortcuts(self, get_egs_manifests(&self.settings))
+    }
+
+    fn render_ui(&mut self, ui: &mut egui::Ui) {
+        self.render_epic_settings(ui)
+    }
+    
+    fn get_settings_serilizable(&self) -> String {
+        toml::to_string(&self.settings).unwrap_or_default()
+    }
+}