Files
Not-Nextop/src/main/ipcCommands.ts
2025-06-08 21:39:56 +02:00

62 lines
1.6 KiB
TypeScript

/*
* Vesktop, a desktop app aiming to give you a snappier Discord Experience
* Copyright (c) 2025 Vendicated and Vencord contributors
* SPDX-License-Identifier: GPL-3.0-or-later
*/
import { randomUUID } from "crypto";
import { ipcMain } from "electron";
import { IpcEvents } from "shared/IpcEvents";
import { mainWin } from "./mainWindow";
const resolvers = new Map<string, Record<"resolve" | "reject", (data: any) => void>>();
export interface IpcMessage {
nonce: string;
message: string;
data?: any;
}
export interface IpcResponse {
nonce: string;
ok: boolean;
data?: any;
}
/**
* Sends a message to the renderer process and waits for a response.
* `data` must be serializable as it will be sent over IPC.
*
* You must add a handler for the message in the renderer process.
*/
export function sendRendererCommand<T = any>(message: string, data?: any) {
if (mainWin.isDestroyed()) {
console.warn("Main window is destroyed, cannot send IPC command:", message);
return Promise.reject(new Error("Main window is destroyed"));
}
const nonce = randomUUID();
const promise = new Promise<T>((resolve, reject) => {
resolvers.set(nonce, { resolve, reject });
});
mainWin.webContents.send(IpcEvents.IPC_COMMAND, { nonce, message, data });
return promise;
}
ipcMain.on(IpcEvents.IPC_COMMAND, (_event, { nonce, ok, data }: IpcResponse) => {
const resolver = resolvers.get(nonce);
if (!resolver) throw new Error(`Unknown message: ${nonce}`);
if (ok) {
resolver.resolve(data);
} else {
resolver.reject(data);
}
resolvers.delete(nonce);
});