read and write server config via backend

src-tauri/src/file_helpers.rs

@@ -1,4 +1,4 @@
-use std::fs;
+use std::{fs, io::{Read, Write}};
 
 #[tauri::command]
 pub fn rename(path: String, new_name: String) {
@@ -53,3 +53,48 @@ pub fn copy_file(path: String, new_path: String) -> bool {
     }
   }
 }
+
+#[tauri::command]
+pub fn read_file(path: String) -> String {
+  let mut file = match fs::File::open(path) {
+    Ok(file) => file,
+    Err(e) => {
+      println!("Failed to open file: {}", e);
+      return String::new();
+    }
+  };
+
+  let mut contents = String::new();
+  file.read_to_string(&mut contents).unwrap();
+
+  contents
+}
+
+#[tauri::command]
+pub fn write_file(path: String, contents: String) {
+  // Create file if it exists, otherwise just open and rewrite
+  let mut file = match fs::File::open(&path) {
+    Ok(file) => file,
+    Err(e) => {
+      println!("Failed to open file: {}", e);
+      
+      // attempt to create file. otherwise return
+      match fs::File::create(&path) {
+        Ok(file) => file,
+        Err(e) => {
+          println!("Failed to create file: {}", e);
+          return;
+        }
+      }
+    }
+  };
+
+  // Write contents to file
+  match file.write_all(contents.as_bytes()) {
+    Ok(_) => (),
+    Err(e) => {
+      println!("Failed to write to file: {}", e);
+      return;
+    }
+  }
+}

src-tauri/src/main.rs

@@ -45,6 +45,8 @@ fn main() {
       file_helpers::dir_is_empty,
       file_helpers::dir_delete,
       file_helpers::copy_file,
+      file_helpers::read_file,
+      file_helpers::write_file,
       downloader::download_file,
       downloader::stop_download,
       lang::get_lang,

src/utils/server.ts

@@ -1,10 +1,12 @@
-import { fs } from '@tauri-apps/api'
+import { fs, invoke } from '@tauri-apps/api'
 
 export async function toggleEncryption(path: string) {
   let serverConf
 
   try {
-    serverConf = JSON.parse(await fs.readTextFile(path))
+    serverConf = JSON.parse(await invoke('read_file', {
+      path,
+    }))
   } catch(e) {
     console.log(`Server config at ${path} not found or invalid`)
     return
@@ -16,7 +18,7 @@ export async function toggleEncryption(path: string) {
   serverConf.server.http.encryption.useInRouting = !enabled
 
   // Write file
-  await fs.writeFile({
+  await invoke('write_file', {
     path,
     contents: JSON.stringify(serverConf, null, 2),
   })
@@ -26,7 +28,9 @@ export async function encryptionEnabled(path: string) {
   let serverConf
 
   try {
-    serverConf = JSON.parse(await fs.readTextFile(path))
+    serverConf = JSON.parse(await invoke('read_file', {
+      path,
+    }))
   } catch(e) {
     console.log(`Server config at ${path} not found or invalid`)
     return false