"use strict";
/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
    __setModuleDefault(result, mod);
    return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
const core_1 = require("@angular-devkit/core");
const schematics_1 = require("@angular-devkit/schematics");
const tasks_1 = require("@angular-devkit/schematics/tasks");
const ts = __importStar(require("../third_party/github.com/Microsoft/TypeScript/lib/typescript"));
const ast_utils_1 = require("../utility/ast-utils");
const change_1 = require("../utility/change");
const dependencies_1 = require("../utility/dependencies");
const ng_ast_utils_1 = require("../utility/ng-ast-utils");
const paths_1 = require("../utility/paths");
const project_targets_1 = require("../utility/project-targets");
const workspace_1 = require("../utility/workspace");
const workspace_models_1 = require("../utility/workspace-models");
function updateConfigFile(options, tsConfigDirectory) {
    return workspace_1.updateWorkspace((workspace) => {
        const clientProject = workspace.projects.get(options.project);
        if (clientProject) {
            // In case the browser builder hashes the assets
            // we need to add this setting to the server builder
            // as otherwise when assets it will be requested twice.
            // One for the server which will be unhashed, and other on the client which will be hashed.
            const getServerOptions = (options = {}) => {
                return {
                    outputHashing: (options === null || options === void 0 ? void 0 : options.outputHashing) === 'all' ? 'media' : options === null || options === void 0 ? void 0 : options.outputHashing,
                    fileReplacements: options === null || options === void 0 ? void 0 : options.fileReplacements,
                    optimization: (options === null || options === void 0 ? void 0 : options.optimization) === undefined ? undefined : !!(options === null || options === void 0 ? void 0 : options.optimization),
                    sourceMap: options === null || options === void 0 ? void 0 : options.sourceMap,
                    localization: options === null || options === void 0 ? void 0 : options.localization,
                    stylePreprocessorOptions: options === null || options === void 0 ? void 0 : options.stylePreprocessorOptions,
                    resourcesOutputPath: options === null || options === void 0 ? void 0 : options.resourcesOutputPath,
                    deployUrl: options === null || options === void 0 ? void 0 : options.deployUrl,
                    i18nMissingTranslation: options === null || options === void 0 ? void 0 : options.i18nMissingTranslation,
                    preserveSymlinks: options === null || options === void 0 ? void 0 : options.preserveSymlinks,
                    extractLicenses: options === null || options === void 0 ? void 0 : options.extractLicenses,
                    inlineStyleLanguage: options === null || options === void 0 ? void 0 : options.inlineStyleLanguage,
                };
            };
            const buildTarget = clientProject.targets.get('build');
            if (buildTarget === null || buildTarget === void 0 ? void 0 : buildTarget.options) {
                buildTarget.options.outputPath = `dist/${options.project}/browser`;
            }
            const buildConfigurations = buildTarget === null || buildTarget === void 0 ? void 0 : buildTarget.configurations;
            const configurations = {};
            if (buildConfigurations) {
                for (const [key, options] of Object.entries(buildConfigurations)) {
                    configurations[key] = getServerOptions(options);
                }
            }
            const mainPath = options.main;
            const serverTsConfig = core_1.join(tsConfigDirectory, 'tsconfig.server.json');
            clientProject.targets.add({
                name: 'server',
                builder: workspace_models_1.Builders.Server,
                defaultConfiguration: 'production',
                options: {
                    outputPath: `dist/${options.project}/server`,
                    main: core_1.join(core_1.normalize(clientProject.root), 'src', mainPath.endsWith('.ts') ? mainPath : mainPath + '.ts'),
                    tsConfig: serverTsConfig,
                    ...((buildTarget === null || buildTarget === void 0 ? void 0 : buildTarget.options) ? getServerOptions(buildTarget === null || buildTarget === void 0 ? void 0 : buildTarget.options) : {}),
                },
                configurations,
            });
        }
    });
}
function findBrowserModuleImport(host, modulePath) {
    const moduleBuffer = host.read(modulePath);
    if (!moduleBuffer) {
        throw new schematics_1.SchematicsException(`Module file (${modulePath}) not found`);
    }
    const moduleFileText = moduleBuffer.toString('utf-8');
    const source = ts.createSourceFile(modulePath, moduleFileText, ts.ScriptTarget.Latest, true);
    const decoratorMetadata = ast_utils_1.getDecoratorMetadata(source, 'NgModule', '@angular/core')[0];
    const browserModuleNode = ast_utils_1.findNode(decoratorMetadata, ts.SyntaxKind.Identifier, 'BrowserModule');
    if (browserModuleNode === null) {
        throw new schematics_1.SchematicsException(`Cannot find BrowserModule import in ${modulePath}`);
    }
    return browserModuleNode;
}
function wrapBootstrapCall(mainFile) {
    return (host) => {
        const mainPath = core_1.normalize('/' + mainFile);
        let bootstrapCall = ng_ast_utils_1.findBootstrapModuleCall(host, mainPath);
        if (bootstrapCall === null) {
            throw new schematics_1.SchematicsException('Bootstrap module not found.');
        }
        let bootstrapCallExpression = null;
        let currentCall = bootstrapCall;
        while (bootstrapCallExpression === null && currentCall.parent) {
            currentCall = currentCall.parent;
            if (ts.isExpressionStatement(currentCall) || ts.isVariableStatement(currentCall)) {
                bootstrapCallExpression = currentCall;
            }
        }
        bootstrapCall = currentCall;
        // In case the bootstrap code is a variable statement
        // we need to determine it's usage
        if (bootstrapCallExpression && ts.isVariableStatement(bootstrapCallExpression)) {
            const declaration = bootstrapCallExpression.declarationList.declarations[0];
            const bootstrapVar = declaration.name.text;
            const sf = bootstrapCallExpression.getSourceFile();
            bootstrapCall = findCallExpressionNode(sf, bootstrapVar) || currentCall;
        }
        // indent contents
        const triviaWidth = bootstrapCall.getLeadingTriviaWidth();
        const beforeText = `document.addEventListener('DOMContentLoaded', () => {\n` +
            ' '.repeat(triviaWidth > 2 ? triviaWidth + 1 : triviaWidth);
        const afterText = `\n${triviaWidth > 2 ? ' '.repeat(triviaWidth - 1) : ''}});`;
        // in some cases we need to cater for a trailing semicolon such as;
        // bootstrap().catch(err => console.log(err));
        const lastToken = bootstrapCall.parent.getLastToken();
        let endPos = bootstrapCall.getEnd();
        if (lastToken && lastToken.kind === ts.SyntaxKind.SemicolonToken) {
            endPos = lastToken.getEnd();
        }
        const recorder = host.beginUpdate(mainPath);
        recorder.insertLeft(bootstrapCall.getStart(), beforeText);
        recorder.insertRight(endPos, afterText);
        host.commitUpdate(recorder);
    };
}
function findCallExpressionNode(node, text) {
    if (ts.isCallExpression(node) &&
        ts.isIdentifier(node.expression) &&
        node.expression.text === text) {
        return node;
    }
    let foundNode = null;
    ts.forEachChild(node, (childNode) => {
        foundNode = findCallExpressionNode(childNode, text);
        if (foundNode) {
            return true;
        }
    });
    return foundNode;
}
function addServerTransition(options, mainFile, clientProjectRoot) {
    return (host) => {
        const mainPath = core_1.normalize('/' + mainFile);
        const bootstrapModuleRelativePath = ng_ast_utils_1.findBootstrapModulePath(host, mainPath);
        const bootstrapModulePath = core_1.normalize(`/${clientProjectRoot}/src/${bootstrapModuleRelativePath}.ts`);
        const browserModuleImport = findBrowserModuleImport(host, bootstrapModulePath);
        const appId = options.appId;
        const transitionCall = `.withServerTransition({ appId: '${appId}' })`;
        const position = browserModuleImport.pos + browserModuleImport.getFullText().length;
        const transitionCallChange = new change_1.InsertChange(bootstrapModulePath, position, transitionCall);
        const transitionCallRecorder = host.beginUpdate(bootstrapModulePath);
        transitionCallRecorder.insertLeft(transitionCallChange.pos, transitionCallChange.toAdd);
        host.commitUpdate(transitionCallRecorder);
    };
}
function addDependencies() {
    return (host) => {
        const coreDep = dependencies_1.getPackageJsonDependency(host, '@angular/core');
        if (coreDep === null) {
            throw new schematics_1.SchematicsException('Could not find version.');
        }
        const platformServerDep = {
            ...coreDep,
            name: '@angular/platform-server',
        };
        dependencies_1.addPackageJsonDependency(host, platformServerDep);
        return host;
    };
}
function default_1(options) {
    return async (host, context) => {
        const workspace = await workspace_1.getWorkspace(host);
        const clientProject = workspace.projects.get(options.project);
        if (!clientProject || clientProject.extensions.projectType !== 'application') {
            throw new schematics_1.SchematicsException(`Universal requires a project type of "application".`);
        }
        const clientBuildTarget = clientProject.targets.get('build');
        if (!clientBuildTarget) {
            throw project_targets_1.targetBuildNotFoundError();
        }
        const clientBuildOptions = (clientBuildTarget.options ||
            {});
        const clientTsConfig = core_1.normalize(clientBuildOptions.tsConfig);
        const tsConfigExtends = core_1.basename(clientTsConfig);
        // this is needed because prior to version 8, tsconfig might have been in 'src'
        // and we don't want to break the 'ng add @nguniversal/express-engine schematics'
        const rootInSrc = clientProject.root === '' && clientTsConfig.includes('src/');
        const tsConfigDirectory = core_1.join(core_1.normalize(clientProject.root), rootInSrc ? 'src' : '');
        if (!options.skipInstall) {
            context.addTask(new tasks_1.NodePackageInstallTask());
        }
        const templateSource = schematics_1.apply(schematics_1.url('./files/src'), [
            schematics_1.applyTemplates({
                ...core_1.strings,
                ...options,
                stripTsExtension: (s) => s.replace(/\.ts$/, ''),
                hasLocalizePackage: !!dependencies_1.getPackageJsonDependency(host, '@angular/localize'),
            }),
            schematics_1.move(core_1.join(core_1.normalize(clientProject.root), 'src')),
        ]);
        const rootSource = schematics_1.apply(schematics_1.url('./files/root'), [
            schematics_1.applyTemplates({
                ...core_1.strings,
                ...options,
                stripTsExtension: (s) => s.replace(/\.ts$/, ''),
                tsConfigExtends,
                relativePathToWorkspaceRoot: paths_1.relativePathToWorkspaceRoot(tsConfigDirectory),
                rootInSrc,
            }),
            schematics_1.move(tsConfigDirectory),
        ]);
        return schematics_1.chain([
            schematics_1.mergeWith(templateSource),
            schematics_1.mergeWith(rootSource),
            addDependencies(),
            updateConfigFile(options, tsConfigDirectory),
            wrapBootstrapCall(clientBuildOptions.main),
            addServerTransition(options, clientBuildOptions.main, clientProject.root),
        ]);
    };
}
exports.default = default_1;