n-link/desktop/src-tauri/src/promise.rs

29 lines
846 B
Rust

use crate::cmd::Promise;
use serde::Serialize;
use tauri::api::rpc::{format_callback, format_callback_result};
use tauri::Webview;
pub fn promise_fn<R: Serialize, F: FnOnce() -> tauri::Result<R> + Send + 'static>(
webview: &mut Webview<'_>,
task: F,
Promise {
callback: success_callback,
error: error_callback,
}: Promise,
) {
let mut webview = webview.as_mut();
std::thread::spawn(move || {
let callback_string = match format_callback_result(
task().map_err(|err| err.to_string()),
success_callback,
error_callback.clone(),
) {
Ok(callback_string) => callback_string,
Err(e) => format_callback(error_callback, e.to_string()),
};
webview
.dispatch(move |webview_ref| webview_ref.eval(callback_string.as_str()))
.expect("Failed to dispatch promise callback");
});
}