using Api.SeaHavenIndustries.Controllers;
using Data.SeaHavenIndustries;
using FluentAssertions;
using Microsoft.AspNetCore.Mvc;
using Moq;
using SeaHaven.Services.DTOs;
using SeaHaven.Services.Interfaces;
using Xunit;

namespace Api.SeaHavenIndustries.Tests;

public class DispatchControllerTests
{
    private static DispatchController NewController(Mock<IDispatchService> service) =>
        new(service.Object);

    private static object Prop(object source, string name) =>
        source.GetType().GetProperty(name)!.GetValue(source)!;

    [Fact]
    public async Task List_ReturnsDataResponseWithPaginationShape()
    {
        var service = new Mock<IDispatchService>();
        service.Setup(s => s.GetDispatchListAsync("a", null, null, null, null, "dispatchedAt", "desc", 1, 25, It.IsAny<CancellationToken>()))
               .ReturnsAsync(new DispatchListResultDTO
               {
                   Total = 2,
                   Page = 1,
                   PageSize = 25,
                   Items = new List<DispatchListEntryDTO>
                   {
                       new() { Id = 1, DispatchNumber = "D1" },
                       new() { Id = 2, DispatchNumber = "D2" }
                   }
               });

        var result = await NewController(service).List("a", null, null, null, null, "dispatchedAt", "desc", 1, 25, CancellationToken.None);

        var ok = result.Should().BeOfType<OkObjectResult>().Subject;
        var response = ok.Value.Should().BeOfType<DataResponse>().Subject;
        response.Status.Should().Be("Success");
        object data = response.Data!;
        Prop(data, "total").Should().Be(2);
        Prop(data, "page").Should().Be(1);
        Prop(data, "pageSize").Should().Be(25);
        ((System.Collections.IEnumerable)Prop(data, "items")).Cast<object>().Count().Should().Be(2);
    }

    [Fact]
    public async Task GetById_WhenMissing_ReturnsNotFound()
    {
        var service = new Mock<IDispatchService>();
        service.Setup(s => s.GetDispatchDetailAsync(99, It.IsAny<CancellationToken>()))
               .ReturnsAsync((DispatchDetailResultDTO?)null);

        var result = await NewController(service).GetById(99, CancellationToken.None);

        var notFound = result.Should().BeOfType<NotFoundObjectResult>().Subject;
        notFound.Value.Should().BeOfType<Response>().Subject.Message.Should().Be("Dispatch not found");
    }

    [Fact]
    public async Task GetById_WhenFound_ReturnsDetailAsData()
    {
        var service = new Mock<IDispatchService>();
        var detail = new DispatchDetailResultDTO { Id = 5, DispatchNumber = "D5", Status = "Pending" };
        service.Setup(s => s.GetDispatchDetailAsync(5, It.IsAny<CancellationToken>()))
               .ReturnsAsync(detail);

        var result = await NewController(service).GetById(5, CancellationToken.None);

        var ok = result.Should().BeOfType<OkObjectResult>().Subject;
        var response = ok.Value.Should().BeOfType<DataResponse>().Subject;
        response.Status.Should().Be("Success");
        ((object?)response.Data).Should().BeSameAs(detail);
    }
}