Merge pull request 'Opt/app layout' (#18) from opt/app_layout into main

Reviewed-on: #18

src-tauri/src/git.rs

@@ -3415,16 +3415,47 @@ fn is_auth_error(details: &str) -> bool {
         || d.contains("authentication required")
 }
 
+// Windows' CreateProcess rejects command lines longer than ~32K chars with
+// "os error 206" (filename or extension too long). Staging/restoring a large
+// number of files can easily exceed that, so split the paths across multiple
+// invocations and concatenate their output.
+const MAX_PATH_ARGS_CHARS: usize = 8_000;
+
 fn run_git_with_paths(
     repo: &Path,
     base_args: &[&str],
     files: &[String],
 ) -> Result<Vec<u8>, String> {
-    let mut args = Vec::with_capacity(base_args.len() + files.len() + 1);
-    args.extend(base_args.iter().map(OsString::from));
-    args.push(OsString::from("--"));
-    args.extend(files.iter().map(OsString::from));
-    run_git(repo, args)
+    if files.is_empty() {
+        let args: Vec<OsString> = base_args.iter().map(OsString::from).collect();
+        return run_git(repo, args);
+    }
+
+    let mut combined = Vec::new();
+    let mut start = 0;
+    while start < files.len() {
+        let mut end = start;
+        let mut chunk_chars = 0usize;
+        while end < files.len() {
+            let len = files[end].len() + 1;
+            if end > start && chunk_chars + len > MAX_PATH_ARGS_CHARS {
+                break;
+            }
+            chunk_chars += len;
+            end += 1;
+        }
+        let chunk = &files[start..end];
+
+        let mut args = Vec::with_capacity(base_args.len() + chunk.len() + 1);
+        args.extend(base_args.iter().map(OsString::from));
+        args.push(OsString::from("--"));
+        args.extend(chunk.iter().map(OsString::from));
+        combined.extend(run_git(repo, args)?);
+
+        start = end;
+    }
+
+    Ok(combined)
 }
 
 fn run_git_with_paths_cancellable(