// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for details.
import * as qr from "qr-image";
import { TextDocumentContentProvider, Uri } from "vscode";
import * as nls from "vscode-nls";
nls.config({
messageFormat: nls.MessageFormat.bundle,
bundleFormat: nls.BundleFormat.standalone,
})();
const localize = nls.loadMessageBundle();
export class QRCodeContentProvider implements TextDocumentContentProvider {
private cache: { [uri: string]: string } = {};
public provideTextDocumentContent(uri: Uri): string {
const stringUri = uri.toString();
if (!this.cache[stringUri]) {
const imageBuffer: Buffer = qr.imageSync(stringUri);
this.cache[stringUri] = `data:image/png;base64,${imageBuffer.toString("base64")}`;
}
const message = localize(
"QRCodeInstructions",
'Expo is running. Open your Expo app at
{0}
or scan QR code below:',
stringUri,
);
const outputMessage = localize(
"QRCodeOutputMessage",
"Tips: You can get current QR code in
Output Window as well if you close this tab.",
);
return `
${message}
${outputMessage}
`;
}
}