@truenewx/tnxet/src/ipc/request.ts

互联网技术解决方案：Electron扩展支持

import * as StringUtil from '../../../tnxcore/src/util/string.ts';
import SafePromise from '../../../tnxcore/src/foundation/safe-promise.ts';
import {EventConstant} from '../constants.ts';

export default function request<T>(eventName: EventConstant, args: any[] = []): Promise<T> {
    const {ipcRenderer} = require('electron'); // 在此处导入才能避免初始化加载electron时加载主进程库而出错
    return new SafePromise<T>((resolve, reject) => {
        let requestId = StringUtil.uuid32();
        const listener = (event: any, responseId: string, error: any, ...result: any[]) => {
            if (requestId === responseId) {
                ipcRenderer.off(eventName.response, listener);
                if (error) {
                    console.error(error);
                    if (Array.isArray(error)) {
                        error = error[0];
                    }
                    if (error instanceof Error) {
                        error = error.message || error.toString();
                    }
                    reject(error); // reject只能接受一个参数
                } else {
                    // resolve只能接受一个参数，当有多个参数时，做为数组传递
                    resolve(result.length > 1 ? result : result[0]);
                }
            }
        };
        ipcRenderer.on(eventName.response, listener);
        ipcRenderer.send(eventName.request, requestId, ...args);
    }, error => {
        window.tnx.error(error);
    });
}