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import * as vscode from 'vscode';
import { WorkDoneProgress, WorkDoneProgressBegin, WorkDoneProgressReport, WorkDoneProgressEnd, Disposable } from 'vscode-languageclient';
import { Ctx } from './ctx';
const spinnerFrames = ['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏'];
export function activateStatusDisplay(ctx: Ctx) {
const statusDisplay = new StatusDisplay(ctx.config.cargoWatchOptions.command);
ctx.pushCleanup(statusDisplay);
const client = ctx.client;
if (client != null) {
ctx.pushCleanup(client.onProgress(
WorkDoneProgress.type,
'rustAnalyzer/cargoWatcher',
params => statusDisplay.handleProgressNotification(params)
));
}
}
class StatusDisplay implements Disposable {
packageName?: string;
private i: number = 0;
private statusBarItem: vscode.StatusBarItem;
private command: string;
private timer?: NodeJS.Timeout;
constructor(command: string) {
this.statusBarItem = vscode.window.createStatusBarItem(
vscode.StatusBarAlignment.Left,
10,
);
this.command = command;
this.statusBarItem.hide();
}
show() {
this.packageName = undefined;
this.timer =
this.timer ||
setInterval(() => {
this.tick();
this.refreshLabel();
}, 300);
this.statusBarItem.show();
}
hide() {
if (this.timer) {
clearInterval(this.timer);
this.timer = undefined;
}
this.statusBarItem.hide();
}
dispose() {
if (this.timer) {
clearInterval(this.timer);
this.timer = undefined;
}
this.statusBarItem.dispose();
}
refreshLabel() {
if (this.packageName) {
this.statusBarItem.text = `${spinnerFrames[this.i]} cargo ${this.command} [${this.packageName}]`;
} else {
this.statusBarItem.text = `${spinnerFrames[this.i]} cargo ${this.command}`;
}
}
handleProgressNotification(params: WorkDoneProgressBegin | WorkDoneProgressReport | WorkDoneProgressEnd) {
switch (params.kind) {
case 'begin':
this.show();
break;
case 'report':
if (params.message) {
this.packageName = params.message;
this.refreshLabel();
}
break;
case 'end':
this.hide();
break;
}
}
private tick() {
this.i = (this.i + 1) % spinnerFrames.length;
}
}
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