vscode-docker/commands/build-image.ts

/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the MIT License. See LICENSE.md in the project root for license information.
 *--------------------------------------------------------------------------------------------*/

import * as path from "path";
import * as vscode from "vscode";
import { IActionContext } from "vscode-azureextensionui";
import { delay } from "../explorer/utils/utils";
import { ext } from "../extensionVariables";
import { addImageTaggingTelemetry, getTagFromUserInput } from "./tag-image";
import { quickPickDockerFileItem } from "./utils/quick-pick-file";
import { quickPickWorkspaceFolder } from "./utils/quickPickWorkspaceFolder";

export async function buildImage(actionContext: IActionContext, dockerFileUri: vscode.Uri | undefined): Promise<void> {
    const configOptions: vscode.WorkspaceConfiguration = vscode.workspace.getConfiguration('docker');
    const defaultContextPath = configOptions.get('imageBuildContextPath', '');

    let rootFolder: vscode.WorkspaceFolder = await quickPickWorkspaceFolder('To build Docker files you must first open a folder or workspace in VS Code.');

    const dockerFileItem = await quickPickDockerFileItem(actionContext, dockerFileUri, rootFolder);

    let contextPath: string = dockerFileItem.relativeFolderPath;
    if (defaultContextPath && defaultContextPath !== '') {
        contextPath = defaultContextPath;
    }
    let absFilePath: string = path.join(rootFolder.uri.fsPath, dockerFileItem.relativeFilePath);
    let dockerFileKey = `buildTag_${absFilePath}`;
    let prevImageName: string | undefined = ext.context.globalState.get(dockerFileKey);
    let suggestedImageName: string;

    if (!prevImageName) {
        // Get imageName based on name of subfolder containing the Dockerfile, or else workspacefolder
        suggestedImageName = path.basename(dockerFileItem.relativeFolderPath).toLowerCase();
        if (suggestedImageName === '.') {
            suggestedImageName = path.basename(rootFolder.uri.fsPath).toLowerCase();
        }

        suggestedImageName += ":latest"
    } else {
        suggestedImageName = prevImageName;
    }

    // Temporary work-around for vscode bug where valueSelection can be messed up if a quick pick is followed by a showInputBox
    await delay(500);

    addImageTaggingTelemetry(actionContext, suggestedImageName, '.before');
    const imageName: string = await getTagFromUserInput(suggestedImageName, !prevImageName);
    addImageTaggingTelemetry(actionContext, imageName, '.after');

    await ext.context.globalState.update(dockerFileKey, imageName);

    const terminal: vscode.Terminal = ext.terminalProvider.createTerminal('Docker');
    terminal.sendText(`docker build --rm -f "${dockerFileItem.relativeFilePath}" -t ${imageName} ${contextPath}`);
    terminal.show();
}