/**

* @license

* Copyright Google Inc. 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

*/

// tslint:disable:no-implicit-dependencies

import { logging } from '@angular-devkit/core';

import * as fs from 'fs';

import * as glob from 'glob';

import * as path from 'path';

function _mkdirp(p: string) {

// Create parent folder if necessary.

if (!fs.existsSync(path.dirname(p))) {

_mkdirp(path.dirname(p));

}

if (!fs.existsSync(p)) {

fs.mkdirSync(p);

}

}

function _rimraf(p: string) {

glob.sync(path.join(p, '**/*'), { dot: true, nodir: true })

.forEach(p => fs.unlinkSync(p));

glob.sync(path.join(p, '**/*'), { dot: true })

.sort((a, b) => b.length - a.length)

.forEach(p => fs.rmdirSync(p));

}

export default async function(

argv: { },

logger: logging.Logger,

) {

const allJsonFiles = glob.sync('packages/**/*.json', {

ignore: [

'**/node_modules/**',

'**/files/**',

'**/*-files/**',

'**/package.json',

],

});

const dist = path.join(__dirname, '../dist-schema');

const quicktypeRunner = require('../tools/quicktype_runner');

logger.info('Removing dist-schema/...');

_rimraf(dist);

logger.info('Generating JSON Schema....');

for (const fileName of allJsonFiles) {

if (fs.existsSync(fileName.replace(/\.json$/, '.ts'))

|| fs.existsSync(fileName.replace(/\.json$/, '.d.ts'))) {

// Skip files that already exist.

continue;

}

const content = fs.readFileSync(fileName, 'utf-8');

let json;

try {

json = JSON.parse(content);

if (typeof json.$schema !== 'string' || !json.$schema.startsWith('http://json-schema.org/')) {

// Skip non-schema files.

continue;

}

} catch {

// malformed or JSON5

continue;

}

const tsContent = await quicktypeRunner.generate(fileName);

const tsPath = path.join(dist, fileName.replace(/\.json$/, '.ts'));

_mkdirp(path.dirname(tsPath));

fs.writeFileSync(tsPath, tsContent, 'utf-8');

}

}