From 1acf90e8cf39cd75e90bd61b538bf1371684d653 Mon Sep 17 00:00:00 2001
From: Lynx <141365347+iLynxcat@users.noreply.github.com>
Date: Mon, 18 Mar 2024 07:28:54 -0500
Subject: [PATCH] Hide `.spacedrive` file on Windows (#2216)

* Hide `.spacedrive` file on Windows

* Use hard-coded hidden file attribute

* Remove winapi crate

* fix: use `?` operator instead of `unwrap`

---------

Co-authored-by: jake <77554505+brxken128@users.noreply.github.com>
---
 apps/desktop/crates/windows/Cargo.toml |  1 -
 core/src/location/metadata.rs          | 34 ++++++++++++++++++++------
 2 files changed, 26 insertions(+), 9 deletions(-)

diff --git a/apps/desktop/crates/windows/Cargo.toml b/apps/desktop/crates/windows/Cargo.toml
index 7a9d717b3..f9a4ba616 100644
--- a/apps/desktop/crates/windows/Cargo.toml
+++ b/apps/desktop/crates/windows/Cargo.toml
@@ -8,7 +8,6 @@ edition = { workspace = true }
 [dependencies]
 normpath = { workspace = true }
 thiserror = { workspace = true }
-
 libc = "0.2"
 
 [target.'cfg(target_os = "windows")'.dependencies.windows]
diff --git a/core/src/location/metadata.rs b/core/src/location/metadata.rs
index 048685f01..7a8ffade5 100644
--- a/core/src/location/metadata.rs
+++ b/core/src/location/metadata.rs
@@ -8,7 +8,10 @@ use std::{
 use chrono::{DateTime, Utc};
 use serde::{Deserialize, Serialize};
 use thiserror::Error;
-use tokio::{fs, io};
+use tokio::{
+	fs::{self, OpenOptions},
+	io::{self, AsyncWriteExt},
+};
 use tracing::error;
 use uuid::Uuid;
 
@@ -247,13 +250,28 @@ impl SpacedriveLocationMetadataFile {
 	}
 
 	async fn write_metadata(&self) -> Result<(), LocationMetadataError> {
-		fs::write(
-			&self.path,
-			serde_json::to_vec(&self.metadata)
-				.map_err(|e| LocationMetadataError::Serialize(e, self.path.clone()))?,
-		)
-		.await
-		.map_err(|e| LocationMetadataError::Write(e, self.path.clone()))
+		let mut file_options = OpenOptions::new();
+
+		// we want to write the file if it exists, otherwise create it
+		file_options.create(true).write(true);
+
+		#[cfg(target_os = "windows")]
+		{
+			let FILE_ATTRIBUTE_HIDDEN = 0x00000002; // Windows file attribute byte indicating hidden file
+			use std::os::windows::fs::OpenOptionsExt;
+			file_options.attributes(FILE_ATTRIBUTE_HIDDEN);
+		}
+
+		let metadata_contents = serde_json::to_vec(&self.metadata)
+			.map_err(|e| LocationMetadataError::Serialize(e, self.path.clone()))?;
+
+		file_options
+			.open(&self.path)
+			.await
+			.map_err(|e| LocationMetadataError::Write(e, self.path.clone()))?
+			.write_all(&metadata_contents)
+			.await
+			.map_err(|e| LocationMetadataError::Write(e, self.path.clone()))
 	}
 }