From 8985be3ad37873c588fc3591922683e93c413dac Mon Sep 17 00:00:00 2001
From: Klesti Selimaj <klesti.selimay@icloud.com>
Date: Sat, 4 Apr 2026 07:33:07 +0200
Subject: [PATCH] Zip extraction

---
 src-tauri/Cargo.lock              |  1 +
 src-tauri/Cargo.toml              |  1 +
 src-tauri/src/launcher/install.rs | 34 +++++++++++++++++++++++--------
 3 files changed, 28 insertions(+), 8 deletions(-)

diff --git a/src-tauri/Cargo.lock b/src-tauri/Cargo.lock
index 9469e70..8c125ae 100644
--- a/src-tauri/Cargo.lock
+++ b/src-tauri/Cargo.lock
@@ -3899,6 +3899,7 @@ name = "saturn-launcher"
 version = "0.1.0"
 dependencies = [
  "directories",
+ "futures",
  "lyceris",
  "once_cell",
  "rayon",
diff --git a/src-tauri/Cargo.toml b/src-tauri/Cargo.toml
index 98e9637..be44c79 100644
--- a/src-tauri/Cargo.toml
+++ b/src-tauri/Cargo.toml
@@ -27,3 +27,4 @@ once_cell = "1.21"
 lyceris = "1.1.3"
 rayon = "1.10.0"
 reqwest = "0.12.9"
+futures = "0.3"
diff --git a/src-tauri/src/launcher/install.rs b/src-tauri/src/launcher/install.rs
index 550f66d..a19ddf8 100644
--- a/src-tauri/src/launcher/install.rs
+++ b/src-tauri/src/launcher/install.rs
@@ -1,3 +1,4 @@
+use futures::stream::FuturesUnordered;
 /// This module handles the installation of Minecraft, including downloading
 /// necessary files and managing the Java runtime environment.
 use rayon::iter::{IntoParallelRefIterator, ParallelIterator};
@@ -128,12 +129,31 @@ pub async fn install<T: Loader>(
 
     if !to_be_extracted.is_empty() {
         create_dir_all(&natives_path)?;
+
+        let tasks = FuturesUnordered::new();
+
         for extract in to_be_extracted {
-            if let Some(path) = extract.path {
-                let path = PathBuf::from(path);
-                download(&extract.url, &path, emitter, config.client.as_ref()).await?;
-                extract_file(&path, &natives_path)?;
-            }
+            let emitter = emitter.cloned();
+            let client = config.client.clone();
+            let natives_path = natives_path.clone();
+
+            tasks.push(tauri::async_runtime::spawn(async move {
+                if let Some(path) = extract.path {
+                    let path = PathBuf::from(path);
+
+                    download(&extract.url, &path, emitter.as_ref(), client.as_ref()).await?;
+                    extract_file(&path, &natives_path)?;
+
+                    Ok::<_, Error>(())
+                } else {
+                    Ok(())
+                }
+            }));
+        }
+
+        for task in tasks {
+            task.await
+                .map_err(|e| lyceris::Error::Fail(e.to_string()))??;
         }
     }
 
@@ -516,9 +536,7 @@ async fn download_necessary(
             if file.url.is_empty() {
                 return None;
             }
-            if !file.path.exists()
-                || (!file.sha1.is_empty() && calculate_sha1(&file.path).ok()? != file.sha1)
-            {
+            if !file.path.exists() {
                 return Some((file.url.clone(), file.path.clone(), file.r#type.clone()));
             }
             None