using ClaudeDo.Data.Models;
using ClaudeDo.Data.Repositories;
using ClaudeDo.Worker.Findings;
using ClaudeDo.Worker.Tests.Infrastructure;

namespace ClaudeDo.Worker.Tests.Findings;

public sealed class FindingsStoreLocatorTests : IDisposable
{
    private readonly DbFixture _fx = new();

    public void Dispose() => _fx.Dispose();

    [Fact]
    public async Task ResolveForTask_UsesTheTasksListWorkingDir()
    {
        using var db = _fx.CreateContext();
        db.Lists.Add(new ListEntity { Id = "l1", Name = "A", CreatedAt = DateTime.UtcNow, WorkingDir = @"C:\repo-a", FindingsTracked = true });
        db.Tasks.Add(new TaskEntity { Id = "t1", ListId = "l1", Title = "x", CreatedAt = DateTime.UtcNow });
        await db.SaveChangesAsync();
        var locator = new FindingsStoreLocator(new TaskRepository(db), new ListRepository(db));

        var target = await locator.ResolveForTaskAsync("t1", CancellationToken.None);

        Assert.Equal(@"C:\repo-a", target.WorkingDir);
        Assert.True(target.Tracked);
    }

    [Fact]
    public async Task ResolveForList_MatchesByIdOrName()
    {
        using var db = _fx.CreateContext();
        db.Lists.Add(new ListEntity { Id = "l1", Name = "Alpha", CreatedAt = DateTime.UtcNow, WorkingDir = @"C:\repo-a" });
        db.Lists.Add(new ListEntity { Id = "l2", Name = "Beta", CreatedAt = DateTime.UtcNow, WorkingDir = @"C:\repo-b" });
        await db.SaveChangesAsync();
        var locator = new FindingsStoreLocator(new TaskRepository(db), new ListRepository(db));

        Assert.Equal(@"C:\repo-b", (await locator.ResolveForListAsync("l2", CancellationToken.None)).WorkingDir);
        Assert.Equal(@"C:\repo-a", (await locator.ResolveForListAsync("Alpha", CancellationToken.None)).WorkingDir);
    }

    [Fact]
    public async Task ResolveForList_WithoutArgument_UsesTheOnlyListWithAWorkingDir()
    {
        using var db = _fx.CreateContext();
        db.Lists.Add(new ListEntity { Id = "l1", Name = "Alpha", CreatedAt = DateTime.UtcNow, WorkingDir = @"C:\repo-a" });
        db.Lists.Add(new ListEntity { Id = "l2", Name = "NoDir", CreatedAt = DateTime.UtcNow, WorkingDir = null });
        await db.SaveChangesAsync();
        var locator = new FindingsStoreLocator(new TaskRepository(db), new ListRepository(db));

        var target = await locator.ResolveForListAsync("", CancellationToken.None);

        Assert.Equal(@"C:\repo-a", target.WorkingDir);
    }

    [Fact]
    public async Task ResolveForList_WithoutArgument_ThrowsAndNamesCandidatesWhenAmbiguous()
    {
        using var db = _fx.CreateContext();
        db.Lists.Add(new ListEntity { Id = "l1", Name = "Alpha", CreatedAt = DateTime.UtcNow, WorkingDir = @"C:\repo-a" });
        db.Lists.Add(new ListEntity { Id = "l2", Name = "Beta", CreatedAt = DateTime.UtcNow, WorkingDir = @"C:\repo-b" });
        await db.SaveChangesAsync();
        var locator = new FindingsStoreLocator(new TaskRepository(db), new ListRepository(db));

        var ex = await Assert.ThrowsAsync<InvalidOperationException>(
            () => locator.ResolveForListAsync("", CancellationToken.None));

        Assert.Contains("Alpha", ex.Message);
        Assert.Contains("Beta", ex.Message);
    }

    [Fact]
    public async Task ResolveForList_ThrowsWhenTheListHasNoWorkingDir()
    {
        using var db = _fx.CreateContext();
        db.Lists.Add(new ListEntity { Id = "l1", Name = "Alpha", CreatedAt = DateTime.UtcNow, WorkingDir = null });
        await db.SaveChangesAsync();
        var locator = new FindingsStoreLocator(new TaskRepository(db), new ListRepository(db));

        await Assert.ThrowsAsync<InvalidOperationException>(
            () => locator.ResolveForListAsync("Alpha", CancellationToken.None));
    }
}