using FluentAssertions;
using Marathon.Infrastructure.Scraping.Parsers;
using Microsoft.Extensions.Logging.Abstractions;

namespace Marathon.Infrastructure.Tests.Scraping;

/// <summary>
/// Regression test for the live-listing parser. The fixture
/// <c>diag-live-sample.html</c> is a real /su/live capture from
/// 2026-05-09 with 16 in-progress matches. Pre-fix the parser returned
/// 0 because:
/// <list type="bullet">
///   <item>Live rows omit <c>data-event-path</c> — the pre-match-only
///         attribute the parser made mandatory.</item>
///   <item>The closest <c>data-sport-treeId</c> ancestor on the live
///         page is a category-tree wrapper (e.g. 26418=Football), not
///         the canonical breadcrumb sport ID (11=Football) the rest of
///         the app uses.</item>
/// </list>
/// </summary>
public sealed class LiveEventsParserTests
{
    private static readonly string FixturePath = Path.Combine(
        AppContext.BaseDirectory,
        "Fixtures", "marathonbet", "diag-live-sample.html");

    private readonly LiveEventsParser _sut;

    public LiveEventsParserTests()
    {
        var serverTimeProvider = new ServerTimeProvider(
            NullLogger<ServerTimeProvider>.Instance);
        _sut = new LiveEventsParser(
            serverTimeProvider,
            NullLogger<LiveEventsParser>.Instance);
    }

    [Fact]
    public async Task ParseAsync_LiveSample_ReturnsAllSixteenLiveEvents()
    {
        var html = await File.ReadAllTextAsync(FixturePath);

        var events = await _sut.ParseAsync(html);

        events.Should().HaveCount(16);
    }

    [Fact]
    public async Task ParseAsync_LiveSample_SynthesizesLiveTreeIdEventPaths()
    {
        var html = await File.ReadAllTextAsync(FixturePath);

        var events = await _sut.ParseAsync(html);

        events.Should().OnlyContain(e =>
            e.EventPath != null &&
            e.EventPath.StartsWith("live/"));
    }

    [Fact]
    public async Task ParseAsync_LiveSample_MapsKnownSportNamesToCanonicalIds()
    {
        // The live page wraps rows in containers whose data-sport-treeId is a
        // category ID (e.g. 26418 for Football-live). The parser resolves
        // these to canonical breadcrumb IDs via the sport-category-label text
        // for the known sports (Football=11, Basketball=6, Tennis=22723,
        // Hockey=43658). Other sports (cybersport, table tennis, …) keep
        // their category-tree ID and the UI renders them as "Sport <N>".
        var html = await File.ReadAllTextAsync(FixturePath);

        var events = await _sut.ParseAsync(html);

        // The fixture has Эльче-Алавес under Футбол → must be sport=11
        var football = events.SingleOrDefault(e => e.Id.Value == "26340575");
        football.Should().NotBeNull();
        football!.Sport.Value.Should().Be(11);
    }
}