#398 New command "Git Graph: Get Version Information", that displays basic version information of the Git Graph installation, and allows it to be easily copied to the clipboard.

Author: mhutchie

package.json

@@ -79,6 +79,11 @@
 				"category": "Git Graph",
 				"command": "git-graph.resumeWorkspaceCodeReview",
 				"title": "Resume a specific Code Review in Workspace..."
+			},
+			{
+				"category": "Git Graph",
+				"command": "git-graph.version",
+				"title": "Get Version Information"
 			}
 		],
 		"configuration": {

src/commands.ts

@@ -1,3 +1,4 @@
+import * as os from 'os';
 import * as vscode from 'vscode';
 import { AvatarManager } from './avatarManager';
 import { getConfig } from './config';
@@ -6,15 +7,15 @@ import { CodeReviewData, CodeReviews, ExtensionState } from './extensionState';
 import { GitGraphView } from './gitGraphView';
 import { Logger } from './logger';
 import { RepoManager } from './repoManager';
-import { GitExecutable, UNABLE_TO_FIND_GIT_MSG, abbrevCommit, abbrevText, getPathFromUri, getRelativeTimeDiff, getRepoName, isPathInWorkspace, resolveToSymbolicPath, showErrorMessage, showInformationMessage } from './utils';
+import { GitExecutable, UNABLE_TO_FIND_GIT_MSG, abbrevCommit, abbrevText, copyToClipboard, getExtensionVersion, getPathFromUri, getRelativeTimeDiff, getRepoName, isPathInWorkspace, resolveToSymbolicPath, showErrorMessage, showInformationMessage } from './utils';
 import { Disposable } from './utils/disposable';
 import { Event } from './utils/event';
 
 /**
  * Manages the registration and execution of Git Graph Commands.
  */
 export class CommandManager extends Disposable {
-	private readonly extensionPath: string;
+	private readonly context: vscode.ExtensionContext;
 	private readonly avatarManager: AvatarManager;
 	private readonly dataSource: DataSource;
 	private readonly extensionState: ExtensionState;
@@ -33,9 +34,9 @@ export class CommandManager extends Disposable {
 	 * @param onDidChangeGitExecutable The Event emitting the Git executable for Git Graph to use.
 	 * @param logger The Git Graph Logger instance.
 	 */
-	constructor(extensionPath: string, avatarManger: AvatarManager, dataSource: DataSource, extensionState: ExtensionState, repoManager: RepoManager, gitExecutable: GitExecutable | null, onDidChangeGitExecutable: Event<GitExecutable>, logger: Logger) {
+	constructor(context: vscode.ExtensionContext, avatarManger: AvatarManager, dataSource: DataSource, extensionState: ExtensionState, repoManager: RepoManager, gitExecutable: GitExecutable | null, onDidChangeGitExecutable: Event<GitExecutable>, logger: Logger) {
 		super();
-		this.extensionPath = extensionPath;
+		this.context = context;
 		this.avatarManager = avatarManger;
 		this.dataSource = dataSource;
 		this.extensionState = extensionState;
@@ -50,6 +51,7 @@ export class CommandManager extends Disposable {
 		this.registerCommand('git-graph.endAllWorkspaceCodeReviews', () => this.endAllWorkspaceCodeReviews());
 		this.registerCommand('git-graph.endSpecificWorkspaceCodeReview', () => this.endSpecificWorkspaceCodeReview());
 		this.registerCommand('git-graph.resumeWorkspaceCodeReview', () => this.resumeWorkspaceCodeReview());
+		this.registerCommand('git-graph.version', () => this.version());
 
 		this.registerDisposable(
 			onDidChangeGitExecutable((gitExecutable) => {
@@ -92,7 +94,7 @@ export class CommandManager extends Disposable {
 			loadRepo = this.repoManager.getRepoContainingFile(getPathFromUri(vscode.window.activeTextEditor.document.uri));
 		}
 
-		GitGraphView.createOrShow(this.extensionPath, this.dataSource, this.extensionState, this.avatarManager, this.repoManager, this.logger, loadRepo !== null ? { repo: loadRepo, commitDetails: null } : null);
+		GitGraphView.createOrShow(this.context.extensionPath, this.dataSource, this.extensionState, this.avatarManager, this.repoManager, this.logger, loadRepo !== null ? { repo: loadRepo, commitDetails: null } : null);
 	}
 
 	/**
@@ -210,7 +212,7 @@ export class CommandManager extends Disposable {
 		}).then((item) => {
 			if (item) {
 				const commitHashes = item.codeReviewId.split('-');
-				GitGraphView.createOrShow(this.extensionPath, this.dataSource, this.extensionState, this.avatarManager, this.repoManager, this.logger, {
+				GitGraphView.createOrShow(this.context.extensionPath, this.dataSource, this.extensionState, this.avatarManager, this.repoManager, this.logger, {
 					repo: item.codeReviewRepo,
 					commitDetails: {
 						commitHash: commitHashes[commitHashes.length > 1 ? 1 : 0],
@@ -223,6 +225,27 @@ export class CommandManager extends Disposable {
 		});
 	}
 
+	/**
+	 * The method run when the `git-graph.version` command is invoked.
+	 */
+	private async version() {
+		try {
+			const gitGraphVersion = await getExtensionVersion(this.context);
+			const information = 'Git Graph: ' + gitGraphVersion + '\nVisual Studio Code: ' + vscode.version + '\nOS: ' + os.type() + ' ' + os.arch() + ' ' + os.release() + '\nGit: ' + (this.gitExecutable !== null ? this.gitExecutable.version : '(none)');
+			vscode.window.showInformationMessage(information, { modal: true }, 'Copy').then((selectedItem) => {
+				if (selectedItem === 'Copy') {
+					copyToClipboard(information).then((result) => {
+						if (result !== null) {
+							showErrorMessage(result);
+						}
+					});
+				}
+			}, () => { });
+		} catch (_) {
+			showErrorMessage('An unexpected error occurred while retrieving version information.');
+		}
+	}
+
 
 	/* Helper Methods */
 

src/extension.ts

@@ -43,7 +43,7 @@ export async function activate(context: vscode.ExtensionContext) {
 	const avatarManager = new AvatarManager(dataSource, extensionState, logger);
 	const repoManager = new RepoManager(dataSource, extensionState, onDidChangeConfiguration, logger);
 	const statusBarItem = new StatusBarItem(repoManager.getNumRepos(), repoManager.onDidChangeRepos, onDidChangeConfiguration, logger);
-	const commandManager = new CommandManager(context.extensionPath, avatarManager, dataSource, extensionState, repoManager, gitExecutable, onDidChangeGitExecutable, logger);
+	const commandManager = new CommandManager(context, avatarManager, dataSource, extensionState, repoManager, gitExecutable, onDidChangeGitExecutable, logger);
 	const diffDocProvider = new DiffDocProvider(dataSource);
 
 	context.subscriptions.push(

src/life-cycle/startup.ts

@@ -11,6 +11,7 @@ import * as fs from 'fs';
 import * as path from 'path';
 import * as vscode from 'vscode';
 import { LifeCycleStage, LifeCycleState, generateNonce, getDataDirectory, getLifeCycleStateInDirectory, saveLifeCycleStateInDirectory, sendQueue } from './utils';
+import { getExtensionVersion } from '../utils';
 
 /**
  * Run on startup to detect if Git Graph has been installed or updated, and if so generate an event.
@@ -89,27 +90,6 @@ function saveLifeCycleState(extensionContext: vscode.ExtensionContext, state: Li
 	]);
 }
 
-/**
- * Gets the version of Git Graph.
- * @param extensionContext The extension context of Git Graph.
- * @returns The Git Graph version.
- */
-function getExtensionVersion(extensionContext: vscode.ExtensionContext) {
-	return new Promise<string>((resolve, reject) => {
-		fs.readFile(path.join(extensionContext.extensionPath, 'package.json'), (err, data) => {
-			if (err) {
-				reject();
-			} else {
-				try {
-					resolve(JSON.parse(data.toString()).version);
-				} catch (_) {
-					reject();
-				}
-			}
-		});
-	});
-}
-
 /**
  * Get a nonce generated for this installation of Git Graph.
  * @returns A 256 bit cryptographically strong pseudo-random nonce.

src/utils.ts

@@ -159,6 +159,27 @@ export function getRelativeTimeDiff(unixTimestamp: number) {
 	return diff + ' ' + unit + (diff !== 1 ? 's' : '') + ' ago';
 }
 
+/**
+ * Gets the version of Git Graph.
+ * @param extensionContext The extension context of Git Graph.
+ * @returns The Git Graph version.
+ */
+export function getExtensionVersion(extensionContext: vscode.ExtensionContext) {
+	return new Promise<string>((resolve, reject) => {
+		fs.readFile(path.join(extensionContext.extensionPath, 'package.json'), (err, data) => {
+			if (err) {
+				reject();
+			} else {
+				try {
+					resolve(JSON.parse(data.toString()).version);
+				} catch (_) {
+					reject();
+				}
+			}
+		});
+	});
+}
+
 /**
  * Randomly generate a nonce.
  * @returns The nonce.