import { defineConfig, devices } from '@playwright/test';
import dotenv from 'dotenv';
import fs from 'fs';
import path from 'path';
import { fileURLToPath } from 'url';

// Read the .env file if it exists. This is usually for testing locally.
// Tests on CI should should get the environment variables from GitHub actions.
const filename = fileURLToPath(import.meta.url);
const dirname = path.dirname(filename);
const envPath = path.resolve(dirname, '.env');
if (fs.existsSync(envPath)) {
    dotenv.config({ path: envPath });
}

/**
 * See https://playwright.dev/docs/test-configuration.
 */
export default defineConfig({
    testDir: './tests',
    /* Run tests in files in parallel */
    fullyParallel: true,
    /* Fail the build on CI if you accidentally left test.only in the source code. */
    forbidOnly: !!process.env.CI,
    /* Retry on CI only */
    retries: process.env.CI ? 3 : 0,
    /* Opt out of parallel tests on CI. */
    workers: process.env.CI ? 1 : undefined,
    /* Reporter to use. See https://playwright.dev/docs/test-reporters */
    reporter: 'html',
    /* Shared settings for all the projects below. See https://playwright.dev/docs/api/class-testoptions. */
    use: {
        /* Base URL to use in actions like `await page.goto('/')`. */
        baseURL: 'http://localhost:3000',

        /* Collect trace when retrying the failed test. See https://playwright.dev/docs/trace-viewer */
        trace: 'on-first-retry',

        /* Ignore certificate errors. */
        ignoreHTTPSErrors: true,

        /* Add permissions to copy text to clipboard */
        permissions: ['clipboard-write'],
    },

    /* Each test is given 30 seconds to complete by default. */
    timeout: 30000,

    /* Configure projects for major browsers */
    projects: [
        {
            name: 'chromium',
            use: { ...devices['Desktop Chrome'] },
        },
        // Add more browsers here.
    ],

    /* Run your local dev server before starting the tests */
    webServer: {
        command: 'yarn start',
        url: 'http://localhost:3000',
        reuseExistingServer: !process.env.CI,
        timeout: 120000,
    },
});
