using Recordingtest.DiffReporter;
using Recordingtest.Player;
using Recordingtest.Player.Model;
using Recordingtest.Runner;

namespace Recordingtest.Runner.Tests;

public sealed class FakePlayerHost : IPlayerHost
{
    private readonly string _outDir;
    private readonly string _resultContent;
    private readonly bool _throwOnClick;

    public FakePlayerHost(string outDir, string resultContent, bool throwOnClick = false)
    {
        _outDir = outDir;
        _resultContent = resultContent;
        _throwOnClick = throwOnClick;
    }

    public ResolvedElement? ResolveElement(string uiaPath, TimeSpan timeout)
        => new ResolvedElement(new ElementBounds(0, 0, 10, 10), null);

    public bool WaitFor(string waitForHint, TimeSpan timeout) => true;

    public void Click(ScreenPoint point)
    {
        if (_throwOnClick) throw new InvalidOperationException("fake click failure");
    }

    public void Type(string text) { }
    public void Drag(ScreenPoint from, ScreenPoint to) { }
    public void Hotkey(string keys)
    {
        // simulate save
        Directory.CreateDirectory(_outDir);
        File.WriteAllText(Path.Combine(_outDir, "result.json"), _resultContent);
    }
    public void CaptureCheckpoint(int afterStep, string saveAs) { }
    public void CaptureFailureArtifacts(int stepIndex, string reason) { }
}

public sealed class FakeHostFactory : IRunnerHostFactory
{
    private readonly string _resultContent;
    private readonly bool _throwOnClick;

    public FakeHostFactory(string resultContent, bool throwOnClick = false)
    {
        _resultContent = resultContent;
        _throwOnClick = throwOnClick;
    }

    public IPlayerHost Create(Scenario scenario, string outDir)
        => new FakePlayerHost(outDir, _resultContent, _throwOnClick);
}

public sealed class SpyNormalizer : INormalizer
{
    public List<string> Profiles { get; } = new();
    public string Normalize(string input, string profile, string? sidecarPath)
    {
        Profiles.Add(profile);
        return input;
    }
}

public sealed class StubDiffer : IDiffer
{
    private readonly bool _identical;
    private readonly int _hunkCount;

    public StubDiffer(bool identical, int hunkCount = 0)
    {
        _identical = identical;
        _hunkCount = hunkCount;
    }

    public DiffResult Compare(string approvedPath, string receivedPath)
    {
        var hunks = new List<Hunk>();
        for (int i = 0; i < _hunkCount; i++)
            hunks.Add(new Hunk(i, "changed", "a", "b"));
        return new DiffResult(Path.GetFileName(receivedPath), _identical, hunks, new DiffSummary(0, 0, _hunkCount));
    }
}