handle file copying when tff gives in-use error

Author: AmyrAhmady

src-tauri/src/constants.rs

@@ -53,3 +53,4 @@ pub const SAMP_USERDATA_PATH: &str = r"\GTA San Andreas User Files\SAMP\USERDATA
 pub const ERROR_DIRECTORY_EXISTS: i32 = 183;
 pub const ERROR_ACCESS_DENIED: i32 = 5;
 pub const ERROR_ELEVATION_REQUIRED: i32 = 740;
+pub const ERROR_FILE_BEING_USED: i32 = 32;

src-tauri/src/helpers.rs

@@ -96,7 +96,6 @@ pub fn copy_files(src: impl AsRef<Path>, dest: impl AsRef<Path>) -> crate::error
                 match e.raw_os_error() {
                     Some(ERROR_DIRECTORY_EXISTS) => {
                         info!("Directory {} already exists", dir_path.display());
-                        return Ok(());
                     }
                     Some(ERROR_ACCESS_DENIED) => {
                         return Err(crate::errors::LauncherError::AccessDenied(format!(
@@ -120,6 +119,13 @@ pub fn copy_files(src: impl AsRef<Path>, dest: impl AsRef<Path>) -> crate::error
                             dest_path.display()
                         )))
                     }
+                    Some(ERROR_FILE_BEING_USED) => {
+                        if let Some(ext) = entry.path().extension() {
+                            if ext == "ttf" {
+                                info!("Unable to copy \"{}\"", entry.path().display());
+                            }
+                        }
+                    }
                     _ => return Err(crate::errors::LauncherError::from(e)),
                 }
             }