code-server-2/packages/ide/src/client.ts

124 lines
4.8 KiB
TypeScript

import { field, logger, time, Time } from "@coder/logger";
import { SharedProcessData } from "@coder/protocol";
import { retry } from "./retry";
import { upload } from "./upload";
import { client } from "./fill/client";
import { clipboard } from "./fill/clipboard";
import { INotificationService, IProgressService } from "./fill/notification";
/**
* A general abstraction of an IDE client.
*
* Everything the client provides is asynchronous so you can wait on what
* you need from it without blocking anything else.
*
* It also provides task management to help asynchronously load and time code.
*/
export abstract class IdeClient {
public readonly retry = retry;
public readonly clipboard = clipboard;
public readonly upload = upload;
private start: Time | undefined;
private readonly tasks = <string[]>[];
private finishedTaskCount = 0;
private readonly loadTime: Time;
public readonly initData = client.initData;
public readonly sharedProcessData: Promise<SharedProcessData>;
public readonly onSharedProcessActive = client.onSharedProcessActive;
public constructor() {
logger.info("Loading IDE");
this.loadTime = time(2500);
let appWindow: Window | undefined;
window.addEventListener("message", (event) => {
if (event.data === "app") {
appWindow = event.source as Window;
}
});
this.sharedProcessData = new Promise((resolve): void => {
client.onSharedProcessActive(resolve);
});
window.addEventListener("contextmenu", (event) => {
event.preventDefault();
});
// Prevent Firefox from trying to reconnect when the page unloads.
window.addEventListener("unload", () => {
this.retry.block();
logger.info("Unloaded");
});
this.initialize().then(() => {
logger.info("Load completed", field("duration", this.loadTime));
if (appWindow) {
appWindow.postMessage("loaded", "*");
}
}).catch((error) => {
logger.error(error.message);
logger.warn("Load completed with errors", field("duration", this.loadTime));
});
}
/**
* Wrap a task in some logging, timing, and progress updates. Can optionally
* wait on other tasks which won't count towards this task's time.
*/
public async task<T>(description: string, duration: number, task: () => Promise<T>): Promise<T>;
public async task<T, V>(description: string, duration: number, task: (v: V) => Promise<T>, t: Promise<V>): Promise<T>;
public async task<T, V1, V2>(description: string, duration: number, task: (v1: V1, v2: V2) => Promise<T>, t1: Promise<V1>, t2: Promise<V2>): Promise<T>;
public async task<T, V1, V2, V3>(description: string, duration: number, task: (v1: V1, v2: V2, v3: V3) => Promise<T>, t1: Promise<V1>, t2: Promise<V2>, t3: Promise<V3>): Promise<T>;
public async task<T, V1, V2, V3, V4>(description: string, duration: number, task: (v1: V1, v2: V2, v3: V3, v4: V4) => Promise<T>, t1: Promise<V1>, t2: Promise<V2>, t3: Promise<V3>, t4: Promise<V4>): Promise<T>;
public async task<T, V1, V2, V3, V4, V5>(description: string, duration: number, task: (v1: V1, v2: V2, v3: V3, v4: V4, v5: V5) => Promise<T>, t1: Promise<V1>, t2: Promise<V2>, t3: Promise<V3>, t4: Promise<V4>, t5: Promise<V5>): Promise<T>;
public async task<T, V1, V2, V3, V4, V5, V6>(description: string, duration: number, task: (v1: V1, v2: V2, v3: V3, v4: V4, v5: V5, v6: V6) => Promise<T>, t1: Promise<V1>, t2: Promise<V2>, t3: Promise<V3>, t4: Promise<V4>, t5: Promise<V5>, t6: Promise<V6>): Promise<T>;
public async task<T>(
description: string, duration: number = 100, task: (...args: any[]) => Promise<T>, ...after: Array<Promise<any>> // tslint:disable-line no-any
): Promise<T> {
this.tasks.push(description);
if (!this.start) {
this.start = time(1000);
}
let start: Time | undefined;
try {
const waitFor = await (after && after.length > 0 ? Promise.all(after) : Promise.resolve([]));
start = time(duration);
logger.info(description);
const value = await task(...waitFor);
logger.info(`Finished "${description}"`, field("duration", start));
const index = this.tasks.indexOf(description);
if (index !== -1) {
this.tasks.splice(index, 1);
}
++this.finishedTaskCount;
if (this.tasks.length === 0) {
logger.info("Finished all queued tasks", field("duration", this.start), field("count", this.finishedTaskCount));
this.start = undefined;
}
return value;
} catch (error) {
logger.error(`Failed "${description}"`, field("duration", typeof start !== "undefined" ? start : "not started"), field("error", error));
throw error;
}
}
public set notificationService(service: INotificationService) {
this.retry.notificationService = service;
this.upload.notificationService = service;
}
public set progressService(service: IProgressService) {
this.upload.progressService = service;
}
/**
* Initialize the IDE.
*/
protected abstract initialize(): Promise<void>;
}