"use strict";
/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the Source EULA. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.rollupAngular = void 0;
const fs = require("fs");
const rollup = require("rollup");
const path = require("path");
// getting around import rules
const nodeResolve = require('rollup-plugin-node-resolve');
const commonjs = require('rollup-plugin-commonjs');
async function rollupModule(options) {
    const moduleName = options.moduleName;
    try {
        const inputFile = options.inputFile;
        const outputDirectory = options.outputDirectory;
        await fs.promises.mkdir(outputDirectory, {
            recursive: true
        });
        const outputFileName = options.outputFileName;
        const outputMapName = `${outputFileName}.map`;
        const external = options.external || [];
        const outputFilePath = path.resolve(outputDirectory, outputFileName);
        const outputMapPath = path.resolve(outputDirectory, outputMapName);
        const bundle = await rollup.rollup({
            input: inputFile,
            plugins: [
                nodeResolve(),
                commonjs(),
            ],
            external,
        });
        const generatedBundle = await bundle.generate({
            name: moduleName,
            format: 'umd',
            sourcemap: true
        });
        const result = generatedBundle.output[0];
        result.code = result.code + '\n//# sourceMappingURL=' + path.basename(outputMapName);
        await fs.promises.writeFile(outputFilePath, result.code.toString());
        if (result.map) {
            await fs.promises.writeFile(outputMapPath, result.map.toString());
        }
        return {
            name: moduleName,
            result: true
        };
    }
    catch (ex) {
        return {
            name: moduleName,
            result: false,
            exception: ex
        };
    }
}
function rollupAngular(root) {
    return new Promise(async (resolve, reject) => {
        const modules = ['core', 'animations', 'common', 'compiler', 'forms', 'platform-browser', 'platform-browser-dynamic', 'router'];
        const tasks = modules.map((module) => {
            return rollupModule({
                moduleName: `ng.${module}`,
                inputFile: path.resolve(root, 'node_modules', '@angular', module, '@angular', `${module}.es5.js`),
                outputDirectory: path.resolve(root, 'node_modules', '@angular', module, 'bundles'),
                outputFileName: `${module}.umd.js`,
                external: modules.map(mn => `@angular/${mn}`)
            });
        });
        // array of booleans
        const x = await Promise.all(tasks);
        const result = x.reduce((prev, current) => {
            if (!current.result) {
                prev.fails.push(current.name);
                prev.exceptions.push(current.exception);
                prev.result = false;
            }
            return prev;
        }, {
            fails: [],
            exceptions: [],
            result: true,
        });
        if (!result.result) {
            return reject(`failures: ${result.fails} - exceptions: ${JSON.stringify(result.exceptions)}`);
        }
        resolve();
    });
}
exports.rollupAngular = rollupAngular;
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