Translate desktop and metainfo with xdgen

build.rs

@@ -1,5 +1,27 @@
 use vergen::EmitBuilder;
+use std::{env, fs, path::PathBuf};
+use xdgen::{App, Context, FluentString};
 
 fn main() {
     EmitBuilder::builder().git_sha(true).emit().unwrap();
+
+    let id = "com.system76.CosmicPlayer";
+    let ctx = Context::new("i18n", env::var("CARGO_PKG_NAME").unwrap()).unwrap();
+    let app = App::new(FluentString("xdg-name"))
+        .comment(FluentString("xdg-comment"))
+        .keywords(FluentString("xdg-keywords"));
+    let output = PathBuf::from("target/xdgen");
+    fs::create_dir_all(&output).unwrap();
+    fs::write(
+        output.join(format!("{}.desktop", id)),
+        app.expand_desktop(format!("res/{}.desktop", id), &ctx)
+            .unwrap(),
+    )
+    .unwrap();
+    fs::write(
+        output.join(format!("{}.metainfo.xml", id)),
+        app.expand_metainfo(format!("res/{}.metainfo.xml", id), &ctx)
+            .unwrap(),
+    )
+    .unwrap();
 }