Add in product changelog (#7)

Author: mustard-mh

package.json

@@ -36,6 +36,7 @@
 		"onCommand:gitpod.syncProvider.remove",
 		"onCommand:gitpod.exportLogs",
 		"onCommand:gitpod.api.autoTunnel",
+		"onCommand:gitpod.showReleaseNotes",
 		"onAuthenticationRequest:gitpod",
 		"onUri"
 	],
@@ -92,6 +93,11 @@
 				"command": "gitpod.exportLogs",
 				"category": "Gitpod",
 				"title": "Export all logs"
+			},
+			{
+				"command": "gitpod.showReleaseNotes",
+				"category": "Gitpod",
+				"title": "Show Release Notes"
 			}
 		]
 	},
@@ -109,6 +115,7 @@
 		"@types/analytics-node": "^3.1.9",
 		"@types/crypto-js": "4.1.1",
 		"@types/google-protobuf": "^3.7.4",
+		"@types/js-yaml": "^4.0.5",
 		"@types/node": "16.x",
 		"@types/node-fetch": "^2.5.12",
 		"@types/semver": "^7.3.10",
@@ -135,6 +142,7 @@
 		"@gitpod/local-app-api-grpcweb": "main",
 		"@improbable-eng/grpc-web-node-http-transport": "^0.14.0",
 		"analytics-node": "^6.0.0",
+		"js-yaml": "^4.1.0",
 		"node-fetch": "2.6.7",
 		"pkce-challenge": "^3.0.0",
 		"semver": "^7.3.7",

src/common/cache.ts

@@ -0,0 +1,52 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Gitpod. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import * as vscode from 'vscode';
+
+const CACHE_KEY = 'gitpod.cache';
+
+interface CacheObject {
+	value: any;
+	expiration?: number;
+}
+
+interface CacheMap { [key: string]: CacheObject }
+
+export class CacheHelper {
+	constructor(private readonly context: vscode.ExtensionContext) { }
+
+	set(key: string, value: any, expiration?: number) {
+		let obj = this.context.globalState.get<CacheMap>(CACHE_KEY);
+		if (!obj) {
+			obj = {};
+		}
+		const exp = expiration ? ((+ new Date()) / 1000 + expiration) : undefined;
+		obj[key] = { value, expiration: exp };
+		return this.context.globalState.update(CACHE_KEY, obj);
+	}
+
+	get(key: string) {
+		const value = this.context.globalState.get<CacheMap>(CACHE_KEY);
+		if (!value || !value[key]) {
+			return undefined;
+		}
+		const data = value[key];
+		if (!data.expiration) {
+			return data.value;
+		}
+		const now = (+ new Date()) / 1000;
+		return now > data.expiration ? undefined : data.value;
+	}
+
+	async handy<T>(key: string, cb: () => Thenable<{ value: T; ttl?: number }>) {
+		let d = this.get(key);
+		if (d === undefined) {
+			const tmp = await cb();
+			await this.set(key, tmp.value, tmp.ttl);
+			d = tmp.value;
+		}
+		return d as T;
+	}
+}

src/extension.ts

@@ -12,6 +12,7 @@ import { enableSettingsSync, updateSyncContext } from './settingsSync';
 import { GitpodServer } from './gitpodServer';
 import TelemetryReporter from './telemetryReporter';
 import { exportLogs } from './exportLogs';
+import { registerReleaseNotesView } from './releaseNotes';
 
 const EXTENSION_ID = 'gitpod.gitpod-desktop';
 const FIRST_INSTALL_KEY = 'gitpod-desktop.firstInstall';
@@ -89,6 +90,8 @@ export async function activate(context: vscode.ExtensionContext) {
 		await context.globalState.update(FIRST_INSTALL_KEY, true);
 		telemetry.sendTelemetryEvent('gitpod_desktop_installation', { kind: 'install' });
 	}
+
+	registerReleaseNotesView(context);
 }
 
 export async function deactivate() {