import { join } from 'node:path';

import { getGlobalVariable } from '../../utils/env';

import { expectFileToMatch, writeFile } from '../../utils/fs';

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

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

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

import { readNgVersion } from '../../utils/version';

export default async function () {

// Setup an i18n enabled component

await ng('generate', 'component', 'i18n-test');

await writeFile(join('src/app/i18n-test', 'i18n-test.html'), '<p i18n>Hello world</p>');

// Actually use the generated component to ensure it is present in the application output

await writeFile(

'src/app/app.ts',

`

import { Component } from '@angular/core';

import { I18nTest } from './i18n-test/i18n-test';

@Component({

selector: 'app-root',

imports: [I18nTest],

template: '<app-i18n-test />'

})

export class App {}

`,

);

// Ensure localize package is not present initially

await uninstallPackage('@angular/localize');

// Should fail if `@angular/localize` is missing

const { message: message1 } = await expectToFail(() => ng('extract-i18n'));

if (!message1.includes(`i18n extraction requires the '@angular/localize' package.`)) {

throw new Error('Expected localize package error message when missing');

}

// Install correct version

let localizeVersion = '@angular/localize@' + readNgVersion();

if (getGlobalVariable('argv')['ng-snapshots']) {

// The snapshots job won't work correctly because 'ng add' doesn't support github URLs

// localizeVersion = require('../../ng-snapshot/package.json').dependencies['@angular/localize'];

return;

}

await ng('add', localizeVersion, '--skip-confirmation');

// Should not show any warnings when extracting

const { stderr: message5 } = await ng('extract-i18n');

if (message5.includes('WARNING')) {

throw new Error('Expected no warnings to be shown. STDERR:\n' + message5);

}

await expectFileToMatch('messages.xlf', 'Hello world');

await uninstallPackage('@angular/localize');

}