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

namespace Api.SeaHavenIndustries.Tests;

public class SettingsControllerTests
{
    private static SettingsController NewController(Mock<ISettingsService> service) =>
        new(service.Object, Mock.Of<ILogger<SettingsController>>());

    [Fact]
    public async Task GetCategoryList_ReturnsPaginationEnvelopeWithServiceItems()
    {
        var service = new Mock<ISettingsService>();
        service.Setup(s => s.GetCategoryListAsync(1, 10, It.IsAny<CancellationToken>()))
               .ReturnsAsync((new List<SettingsCategoryDTO> { new() { Id = 1, Name = "A" } }, 1));

        var result = await NewController(service).GetCategoryList(1, 10, CancellationToken.None);

        var ok = result.Should().BeOfType<OkObjectResult>().Subject;
        var envelope = ok.Value.Should().BeOfType<Pagination_DTO>().Subject;
        envelope.TotalCount.Should().Be(1);
        envelope.TotalPages.Should().Be(1);
    }

    [Fact]
    public async Task GetTemplates_ReturnsTypedServiceDtosInEnvelope()
    {
        var service = new Mock<ISettingsService>();
        service.Setup(s => s.GetTemplatesAsync(1, 10, It.IsAny<CancellationToken>()))
               .ReturnsAsync((new List<SettingsTemplateDTO> { new() { Id = 1, WorkerOrderTitle = "T" } }, 1));

        var result = await NewController(service).GetTemplates(1, 10, CancellationToken.None);

        var ok = result.Should().BeOfType<OkObjectResult>().Subject;
        var envelope = ok.Value.Should().BeOfType<Pagination_DTO>().Subject;
        envelope.TotalCount.Should().Be(1);
    }

    [Fact]
    public async Task AddCategory_WhenServiceSucceeds_ReturnsSaved()
    {
        var service = new Mock<ISettingsService>();
        var result = await NewController(service).AddCategory(new Category_DTO { Name = "X" }, CancellationToken.None);

        var ok = result.Should().BeOfType<OkObjectResult>().Subject;
        var response = ok.Value.Should().BeOfType<DataResponse>().Subject;
        response.Status.Should().Be("200");
        response.Message.Should().Be("Successfully Saved Data");
        service.Verify(s => s.AddCategoryAsync("X", It.IsAny<CancellationToken>()), Times.Once);
    }

    [Fact]
    public async Task EditCategory_WhenMissing_ReturnsBadRequest()
    {
        var service = new Mock<ISettingsService>();
        service.Setup(s => s.UpdateCategoryAsync(9, "X", It.IsAny<CancellationToken>()))
               .ReturnsAsync(false);

        var result = await NewController(service).EditCategory(new EditCategory_DTO { Id = 9, Name = "X" }, CancellationToken.None);

        var bad = result.Should().BeOfType<BadRequestObjectResult>().Subject;
        bad.Value.Should().BeOfType<Response>().Subject.Message.Should().Be("Category not found");
    }

    [Fact]
    public async Task DeleteCategory_WhenMissing_ReturnsIdNotMatched()
    {
        var service = new Mock<ISettingsService>();
        service.Setup(s => s.DeleteCategoryAsync(9, It.IsAny<CancellationToken>()))
               .ReturnsAsync(false);

        var result = await NewController(service).DeleteCategory(9, CancellationToken.None);

        var bad = result.Should().BeOfType<BadRequestObjectResult>().Subject;
        bad.Value.Should().BeOfType<Response>().Subject.Message.Should().Be("ID not matched!");
    }

    [Fact]
    public async Task GetUsers_MapsServiceUsersToUserRoleViewModel()
    {
        var service = new Mock<ISettingsService>();
        service.Setup(s => s.GetUsersAsync("", 1, 10, It.IsAny<CancellationToken>()))
               .ReturnsAsync((new List<SettingsUserDTO>
               {
                   new() { Id = "u1", UserName = "Sara", Email = "s@x.com", RoleName = "User", Status = "Active", Date = "2026-01-01" }
               }, 1));

        var result = await NewController(service).GetUsers("", 1, 10, CancellationToken.None);

        var ok = result.Should().BeOfType<OkObjectResult>().Subject;
        var envelope = ok.Value.Should().BeOfType<Pagination_DTO>().Subject;
        object data = envelope.Data!;
        var rows = ((System.Collections.IEnumerable)data).Cast<UserRoleViewModel>().ToList();
        rows.Should().ContainSingle(u => u.UserName == "Sara" && u.RoleName == "User" && u.Email == "s@x.com");
    }

    [Fact]
    public async Task GetRoles_MapsServiceRolesToRolesDto()
    {
        var service = new Mock<ISettingsService>();
        service.Setup(s => s.GetRolesAsync(It.IsAny<CancellationToken>()))
               .ReturnsAsync(new List<RoleDTO> { new() { Name = "Admin", Description = "Full Access" } });

        var result = await NewController(service).GetRoles(CancellationToken.None);

        var ok = result.Should().BeOfType<OkObjectResult>().Subject;
        var roles = ((System.Collections.IEnumerable)ok.Value!).Cast<Roles_DTO>().ToList();
        roles.Should().ContainSingle(r => r.Name == "Admin" && r.Description == "Full Access");
    }
}