From dbdaa9b433633b7240ec71b52fe8fd66fa7b6528 Mon Sep 17 00:00:00 2001
From: Blaine <rishi1998@gmail.com>
Date: Mon, 7 Jun 2021 02:31:18 +0530
Subject: [PATCH] Use oncecell

---
 Cargo.toml     | 1 +
 src/main.rs    | 6 +++---
 src/scripts.rs | 5 +++--
 3 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index cf6fc34..c9fd999 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,6 +20,7 @@ rust-embed = "5.9.0"
 serde_json = "1.0.56"
 serde = { version = "1.0.114", features = ["derive"] }
 glob = "0.3.0"
+once_cell = "1.7.2"
 
 [profile.release]
 panic = "abort"
diff --git a/src/main.rs b/src/main.rs
index 852c47f..a9ff308 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -39,9 +39,9 @@ fn exec(
 
 fn main() {
   let context = tauri::generate_context!();
-  unsafe {
-    scripts::PACKAGE_INFO = Some(context.package_info().clone());
-  };
+  scripts::PACKAGE_INFO
+    .set(context.package_info().clone())
+    .unwrap();
   tauri::Builder::default()
     .manage(Scripts(Default::default()))
     .invoke_handler(tauri::generate_handler![doc_ready, exec])
diff --git a/src/scripts.rs b/src/scripts.rs
index aeddfea..a1b5906 100644
--- a/src/scripts.rs
+++ b/src/scripts.rs
@@ -8,7 +8,8 @@ use serde::{Deserialize, Serialize};
 
 use std::collections::HashMap;
 
-pub static mut PACKAGE_INFO: Option<tauri::PackageInfo> = None;
+use once_cell::sync::OnceCell;
+pub static PACKAGE_INFO: OnceCell<tauri::PackageInfo> = OnceCell::new();
 
 #[derive(Serialize, Deserialize)]
 struct Metadata {
@@ -66,7 +67,7 @@ pub fn build_scripts(
   window: Window,
   script_list: &mut HashMap<String, Script>,
 ) -> tauri::Result<()> {
-  if let Some(resource_dir) = unsafe { resource_dir(&(PACKAGE_INFO.clone()).unwrap()) } {
+  if let Some(resource_dir) = resource_dir(&PACKAGE_INFO.get().unwrap()) {
     dbg!(&resource_dir);
     let script_path = &resource_dir.join("scripts").join("**").join("*.js");
     install_scripts(&window, script_list, script_path.to_str().unwrap())?;