import { createBdd } from 'playwright-bdd';
import { test, expect } from '../fixtures';
import { createConfirmedUser, signIn } from '../support/app';

const { Given, When, Then } = createBdd(test);
const MAILPIT_URL = process.env.TEST_MAILPIT_URL ?? 'http://127.0.0.1:54324';

async function mailCountFor(email: string, subject: string): Promise<number> {
	const response = await fetch(
		`${MAILPIT_URL}/api/v1/search?query=${encodeURIComponent(`to:${email} subject:${subject}`)}`
	);
	if (!response.ok) throw new Error(`MailPit is unavailable: ${response.status}`);
	const body = (await response.json()) as { total?: number; messages?: unknown[] };
	return body.total ?? body.messages?.length ?? 0;
}

async function recoveryLinkFromMail(email: string): Promise<string> {
	for (let attempt = 0; attempt < 50; attempt++) {
		const search = await fetch(
			`${MAILPIT_URL}/api/v1/search?query=${encodeURIComponent(`to:${email} subject:Reset`)}`
		);
		if (search.ok) {
			const result = (await search.json()) as { messages?: Array<{ ID?: string; Id?: string }> };
			const id = result.messages?.[0]?.ID ?? result.messages?.[0]?.Id;
			if (id) {
				const response = await fetch(`${MAILPIT_URL}/api/v1/message/${id}`);
				if (response.ok) {
					const message = JSON.stringify(await response.json());
					const match = message.match(/https?:\/\/[^"'<>\s]+\/auth\/v1\/verify[^"'<>\s]+/);
					if (match) return match[0].replaceAll('&amp;', '&').replaceAll('\\u0026', '&');
				}
			}
		}
		await new Promise((resolve) => setTimeout(resolve, 200));
	}
	throw new Error('No password recovery link arrived in MailPit');
}

Given('I am a new visitor', async ({ page }) => {
	await page.goto('/');
});

Given('I have a confirmed account', async ({ state }) => {
	await createConfirmedUser(state);
});

Given('I am signed in', async ({ page, state }) => {
	await createConfirmedUser(state);
	await signIn(page, state);
	await expect(page).toHaveURL(/\/my-pokedexes$/);
});

Given('I follow a valid password reset link', async ({ page, state }) => {
	await createConfirmedUser(state);
	await page.goto('/forgot-password');
	await page.getByLabel('Email').fill(state.email);
	await page.getByRole('button', { name: 'Send Reset Link' }).click();
	await expect(page.getByText('Check your email for the password reset link')).toBeVisible();
	const actionLink = await recoveryLinkFromMail(state.email);
	await page.goto(actionLink);
	await expect(page).toHaveURL(/\/reset-password/);
	await expect(page.getByLabel('New Password')).toBeEnabled();
});

When('I register with valid account details', async ({ page, state }) => {
	await page.getByLabel('Email').fill(state.email);
	await page.getByLabel('Password').fill(state.password);
	await page.getByRole('button', { name: 'Sign Up', exact: true }).first().click();
});

When('I sign in with my credentials', async ({ page, state }) => {
	await signIn(page, state);
});

When('I sign in with an incorrect password', async ({ page, state }) => {
	await signIn(page, state, `${state.password}-incorrect`);
});

When('I visit the public home page', async ({ page }) => {
	await page.goto('/');
});

When('I sign out', async ({ page }) => {
	await page.getByRole('button', { name: 'usericon' }).click();
	await page.getByRole('button', { name: 'Sign Out', exact: true }).click();
});

When('the sign-out request fails', async ({ page }) => {
	await page.route('**/auth/v1/logout*', (route) =>
		route.fulfill({
			status: 503,
			contentType: 'application/json',
			body: '{"message":"unavailable"}'
		})
	);
	await page.getByRole('button', { name: 'usericon' }).click();
	await page.getByRole('button', { name: 'Sign Out', exact: true }).click();
});

When('I request a password reset', async ({ page, state }) => {
	await page.goto('/forgot-password');
	await page.getByLabel('Email').fill(state.email);
	await page.getByRole('button', { name: 'Send Reset Link' }).click();
});

When('I visit the password recovery page directly', async ({ page }) => {
	await page.goto('/reset-password?code=arbitrary-code');
});

When('I enter two different replacement passwords', async ({ page, state }) => {
	await page.getByLabel('New Password').fill(state.replacementPassword);
	await page.getByLabel('Confirm Password').fill(`${state.replacementPassword}-different`);
	await page.getByRole('button', { name: 'Update Password' }).click();
});

When('I enter a valid replacement password', async ({ page, state }) => {
	await page.getByLabel('New Password').fill(state.replacementPassword);
	await page.getByLabel('Confirm Password').fill(state.replacementPassword);
	await page.getByRole('button', { name: 'Update Password' }).click();
});

Then('I am told to confirm my email', async ({ page }) => {
	await expect(page).toHaveURL(/\/welcome$/);
	await expect(page.getByText('Check Your Email', { exact: true })).toBeVisible();
});

Then('a confirmation email is captured locally', async ({ state }) => {
	await expect.poll(() => mailCountFor(state.email, 'Confirm')).toBeGreaterThan(0);
});

Then('I arrive at my Pokédex list', async ({ page }) => {
	await expect(page).toHaveURL(/\/my-pokedexes$/);
});

Then('I see a sign-in error', async ({ page }) => {
	await expect(page.locator('.alert-error')).toBeVisible();
});

Then('I return to the public home page', async ({ page }) => {
	await expect(page).toHaveURL(/\/$/);
});

Then('I remain signed in with an error', async ({ page }) => {
	await expect(page).toHaveURL(/\/my-pokedexes$/);
	await expect(page.locator('.alert-error.rounded-none')).toContainText('Sign out failed');
});

Then('a password reset email is captured locally', async ({ page, state }) => {
	await expect(page.getByText('Check your email for the password reset link')).toBeVisible();
	await expect.poll(() => mailCountFor(state.email, 'Reset')).toBeGreaterThan(0);
});

Then('the replacement password form is unavailable', async ({ page }) => {
	await expect(page.getByLabel('New Password')).toBeDisabled();
	await expect(page.getByText(/invalid or expired/i)).toBeVisible();
});

Then('I am told that the passwords do not match', async ({ page }) => {
	await expect(page.getByText('Passwords do not match')).toBeVisible();
});

Then('I am told that my password was updated', async ({ page }) => {
	await expect(page.getByText(/Password updated successfully/)).toBeVisible();
});

Then('only the replacement password signs me in', async ({ page, state }) => {
	await expect(page).toHaveURL(/\/signin$/, { timeout: 10_000 });
	await signIn(page, state, state.password);
	await expect(page.locator('.alert-error')).toBeVisible();
	await page.getByLabel('Password').fill(state.replacementPassword);
	await page.getByRole('button', { name: 'Sign In' }).click();
	await expect(page).toHaveURL(/\/my-pokedexes$/);
});