import {vi, describe, it, expect, beforeEach, type Mock} from 'vitest';

vi.mock('../../src/common/common.mail.js', () => ({
	MailService: {sendMail: vi.fn()}
}));
vi.mock('../../src/models/admin/admin.config.js', () => ({
	ADMIN_APP_URL: 'https://admin.nachklang.art'
}));

import {MailService} from '../../src/common/common.mail.js';
import {sendInvitationMail, sendPasswordResetMail} from '../../src/models/admin/admin.mail.js';

const sendMail = MailService.sendMail as Mock;

beforeEach(() => {
	sendMail.mockReset();
	sendMail.mockResolvedValue(true);
});

describe('sendInvitationMail', () => {
	it('points at the admin app and carries the token in the query string', async () => {
		await sendInvitationMail('a@nachklang.art', 'Anna', 'tok-en_123', new Date('2026-09-12T10:00:00Z'));

		const [to, subject, text, options] = sendMail.mock.calls[0];
		expect(to).toBe('a@nachklang.art');
		expect(subject).toBeTruthy();
		expect(text).toContain('https://admin.nachklang.art/accept-invite?token=tok-en_123');
		expect(options.html).toContain('https://admin.nachklang.art/accept-invite?token=tok-en_123');
	});

	it('url-encodes a token containing url-significant characters', async () => {
		await sendInvitationMail('a@nachklang.art', 'Anna', 'a+b/c=d', new Date());

		const [, , text] = sendMail.mock.calls[0];
		expect(text).toContain('token=a%2Bb%2Fc%3Dd');
	});

	it('sends both a text and an html part', async () => {
		await sendInvitationMail('a@nachklang.art', 'Anna', 'tok', new Date());

		const [, , text, options] = sendMail.mock.calls[0];
		expect(text.length).toBeGreaterThan(0);
		expect(options.html).toContain('<html');
	});

	it('escapes a name that contains html', async () => {
		await sendInvitationMail('a@nachklang.art', '<script>alert(1)</script>', 'tok', new Date());

		const [, , , options] = sendMail.mock.calls[0];
		expect(options.html).not.toContain('<script>');
		expect(options.html).toContain('&lt;script&gt;');
	});

	it('reports a delivery failure to the caller rather than throwing', async () => {
		sendMail.mockResolvedValue(false);

		await expect(sendInvitationMail('a@nachklang.art', 'Anna', 'tok', new Date())).resolves.toBe(false);
	});
});

describe('sendPasswordResetMail', () => {
	it('uses the url better-auth generated, unchanged', async () => {
		const url = 'https://api.nachklang.art/admin/auth/reset-password/abc?callbackURL=x';

		await sendPasswordResetMail('a@nachklang.art', 'Anna', url);

		const [, , text, options] = sendMail.mock.calls[0];
		expect(text).toContain(url);
		expect(options.html).toContain('https://api.nachklang.art/admin/auth/reset-password/abc');
	});
});