import { assertIsError } from '../../../utils/utils';

import { readFile, rimraf } from '../../../utils/fs';

import { getActivePackageManager, uninstallPackage } from '../../../utils/packages';

import { ng } from '../../../utils/process';

import { isPrereleaseCli } from '../../../utils/project';

import { appendFile } from 'node:fs/promises';

import assert from 'node:assert';

export default async function () {

// forcibly remove in case another test doesn't clean itself up

await rimraf('node_modules/@angular/material');

const isPrerelease = await isPrereleaseCli();

const tag = isPrerelease ? '@next' : '';

if (getActivePackageManager() === 'npm') {

await appendFile('.npmrc', '\nlegacy-peer-deps=true');

}

try {

await ng('add', `@angular/material${tag}`, '--unknown', '--skip-confirmation');

} catch (error) {

assertIsError(error);

if (!(error as Error).message.includes(`Unknown option: '--unknown'`)) {

throw error;

}

}

await ng(

'add',

`@angular/material${tag}`,

'--theme',

'azure-blue',

'--verbose',

'--skip-confirmation',

);

const { dependencies } = JSON.parse(await readFile('package.json'));

assert.ok(

dependencies['@angular/material'],

'`@angular/material` was not found added to dependencies',

);

// Clean up existing cdk package

// Not doing so can cause adding material to fail if an incompatible cdk is present

await uninstallPackage('@angular/cdk');

}