using Microsoft.Extensions.DependencyInjection;
using NeonSprawl.Server.Game.Contracts;
using NeonSprawl.Server.Game.Factions;
using NeonSprawl.Server.Tests;
using Xunit;

namespace NeonSprawl.Server.Tests.Game.Contracts;

public sealed class ContractGeneratorOperationsIntegrationTests
{
    private const string PlayerId = "dev-local-1";
    private const string TemplateId = "prototype_contract_clear_combat_pocket";
    private const string EncounterId = "prototype_combat_pocket";
    private const string SeedBucket = "2026-06-22";

    [Fact]
    public async Task TryIssue_ShouldCreateActiveInstanceWithEncounterBinding_WhenResolvedFromDi()
    {
        // Arrange
        await using var factory = new InMemoryWebApplicationFactory();
        using var client = factory.CreateClient();
        _ = await client.GetAsync("/health");
        using var scope = factory.Services.CreateScope();
        var templateRegistry = scope.ServiceProvider.GetRequiredService<IContractTemplateRegistry>();
        var instanceStore = scope.ServiceProvider.GetRequiredService<IContractInstanceStore>();
        var standingStore = scope.ServiceProvider.GetRequiredService<IFactionStandingStore>();
        var timeProvider = scope.ServiceProvider.GetRequiredService<TimeProvider>();
        var expectedInstanceId = ContractInstanceIds.MakeDeterministicInstanceId(
            PlayerId,
            TemplateId,
            SeedBucket);
        // Act
        var result = ContractGeneratorOperations.TryIssue(
            PlayerId,
            TemplateId,
            SeedBucket,
            zoneDifficultyBand: null,
            templateRegistry,
            instanceStore,
            standingStore,
            timeProvider);
        // Assert
        Assert.True(result.Success);
        Assert.Null(result.ReasonCode);
        Assert.NotNull(result.Snapshot);
        Assert.Equal(expectedInstanceId, result.Snapshot!.ContractInstanceId);
        Assert.Equal(TemplateId, result.Snapshot.TemplateId);
        Assert.Equal(EncounterId, result.EncounterTemplateId);
        Assert.Equal(ContractInstanceStatus.Active, result.Snapshot.Status);
        Assert.True(instanceStore.TryGetActiveForPlayer(PlayerId, out var active));
        Assert.Equal(expectedInstanceId, active.ContractInstanceId);
    }
}