using System.Net;
using System.Net.Http.Json;
using System.Text.Json;
using Microsoft.AspNetCore.Authentication;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Mvc.Testing;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.DependencyInjection.Extensions;
using NSubstitute;
using Xunit;
using XiangYi.AdminApi;
using XiangYi.Application.DTOs.Requests;
using XiangYi.Application.DTOs.Responses;
using XiangYi.Application.Interfaces;

namespace XiangYi.Api.Tests.AdminApi;

/// <summary>
/// 后台弹窗配置管理控制器集成测�?
/// </summary>
public class AdminPopupControllerIntegrationTests : IClassFixture<WebApplicationFactory<IAdminApiMarker>>
{
    private readonly WebApplicationFactory<IAdminApiMarker> _factory;
    private readonly IAdminPopupService _mockAdminPopupService;

    public AdminPopupControllerIntegrationTests(WebApplicationFactory<IAdminApiMarker> factory)
    {
        _mockAdminPopupService = Substitute.For<IAdminPopupService>();
        
        _factory = factory.WithWebHostBuilder(builder =>
        {
            builder.UseEnvironment("Testing");
            builder.ConfigureServices(services =>
            {
                services.RemoveAll<IAdminPopupService>();
                services.AddSingleton(_mockAdminPopupService);
                
                services.AddAuthentication(options =>
                {
                    options.DefaultAuthenticateScheme = AdminTestAuthHandler.AuthenticationScheme;
                    options.DefaultChallengeScheme = AdminTestAuthHandler.AuthenticationScheme;
                })
                .AddScheme<AuthenticationSchemeOptions, AdminTestAuthHandler>(
                        AdminTestAuthHandler.AuthenticationScheme, options => { });
            });
        });
    }

    /// <summary>
    /// 测试获取弹窗配置列表 - 未授权返�?01
    /// </summary>
    [Fact]
    public async Task GetPopupList_WithoutAuth_ReturnsUnauthorized()
    {
        var client = _factory.CreateClient();
        var response = await client.GetAsync("/api/admin/popups");
        Assert.Equal(HttpStatusCode.Unauthorized, response.StatusCode);
    }

    /// <summary>
    /// 测试获取弹窗配置列表 - 授权后成�?
    /// </summary>
    [Fact]
    public async Task GetPopupList_WithAuth_ReturnsSuccess()
    {
        var expectedResult = new PagedResult<AdminPopupDto>
        {
            Items = new List<AdminPopupDto>
            {
                new AdminPopupDto
                {
                    Id = 1,
                    PopupType = 1,
                    PopupTypeName = "每日首次",
                    Title = "欢迎弹窗",
                    ImageUrl = "https://example.com/popup.jpg",
                    Status = 1,
                    StatusName = "启用"
                }
            },
            Total = 1,
            PageIndex = 1,
            PageSize = 10
        };

        _mockAdminPopupService.GetPopupListAsync(Arg.Any<AdminPopupQueryRequest>())
            .Returns(Task.FromResult(expectedResult));

        var client = _factory.CreateClient();
        client.DefaultRequestHeaders.Add("Authorization", "Bearer admin-token-1");

        var response = await client.GetAsync("/api/admin/popups");

        Assert.Equal(HttpStatusCode.OK, response.StatusCode);
        
        var content = await response.Content.ReadAsStringAsync();
        var result = JsonSerializer.Deserialize<ApiResponse<PagedResult<AdminPopupDto>>>(content,
            new JsonSerializerOptions { PropertyNameCaseInsensitive = true });
        
        Assert.NotNull(result);
        Assert.Equal(0, result.Code);
        Assert.NotNull(result.Data);
        Assert.Single(result.Data.Items);
    }

    /// <summary>
    /// 测试获取弹窗配置详情 - 成功
    /// </summary>
    [Fact]
    public async Task GetPopupDetail_WithAuth_ReturnsSuccess()
    {
        var expectedResult = new AdminPopupDto
        {
            Id = 1,
            PopupType = 1,
            PopupTypeName = "每日首次",
            Title = "欢迎弹窗",
            ImageUrl = "https://example.com/popup.jpg",
            LinkUrl = "/pages/member/index",
            ButtonText = "立即查看",
            Status = 1,
            StatusName = "启用"
        };

        _mockAdminPopupService.GetPopupByIdAsync(1)
            .Returns(Task.FromResult(expectedResult));

        var client = _factory.CreateClient();
        client.DefaultRequestHeaders.Add("Authorization", "Bearer admin-token-1");

        var response = await client.GetAsync("/api/admin/popups/1");

        Assert.Equal(HttpStatusCode.OK, response.StatusCode);
        
        var content = await response.Content.ReadAsStringAsync();
        var result = JsonSerializer.Deserialize<ApiResponse<AdminPopupDto>>(content,
            new JsonSerializerOptions { PropertyNameCaseInsensitive = true });
        
        Assert.NotNull(result);
        Assert.Equal(0, result.Code);
        Assert.NotNull(result.Data);
        Assert.Equal(expectedResult.Id, result.Data.Id);
    }


    /// <summary>
    /// 测试根据类型获取弹窗配置 - 成功
    /// </summary>
    [Fact]
    public async Task GetPopupByType_WithAuth_ReturnsSuccess()
    {
        var expectedResult = new AdminPopupDto
        {
            Id = 1,
            PopupType = 1,
            PopupTypeName = "每日首次",
            Title = "欢迎弹窗",
            ImageUrl = "https://example.com/popup.jpg",
            Status = 1,
            StatusName = "启用"
        };

        _mockAdminPopupService.GetPopupByTypeAsync(1)
            .Returns(Task.FromResult<AdminPopupDto?>(expectedResult));

        var client = _factory.CreateClient();
        client.DefaultRequestHeaders.Add("Authorization", "Bearer admin-token-1");

        var response = await client.GetAsync("/api/admin/popups/type/1");

        Assert.Equal(HttpStatusCode.OK, response.StatusCode);
        
        var content = await response.Content.ReadAsStringAsync();
        var result = JsonSerializer.Deserialize<ApiResponse<AdminPopupDto>>(content,
            new JsonSerializerOptions { PropertyNameCaseInsensitive = true });
        
        Assert.NotNull(result);
        Assert.Equal(0, result.Code);
        Assert.NotNull(result.Data);
        Assert.Equal(1, result.Data.PopupType);
    }

    /// <summary>
    /// 测试更新弹窗配置 - 成功
    /// </summary>
    [Fact]
    public async Task UpdatePopup_WithAuth_ReturnsSuccess()
    {
        _mockAdminPopupService.UpdatePopupAsync(1, Arg.Any<UpdatePopupRequest>(), 1)
            .Returns(Task.FromResult(true));

        var client = _factory.CreateClient();
        client.DefaultRequestHeaders.Add("Authorization", "Bearer admin-token-1");
        
        var request = new UpdatePopupRequest
        {
            Title = "更新后的弹窗",
            ImageUrl = "https://example.com/updated-popup.jpg",
            LinkUrl = "/pages/member/index",
            ButtonText = "立即查看",
            Status = 1
        };

        var response = await client.PutAsJsonAsync("/api/admin/popups/1", request);

        Assert.Equal(HttpStatusCode.OK, response.StatusCode);
        
        var content = await response.Content.ReadAsStringAsync();
        var result = JsonSerializer.Deserialize<ApiResponse>(content,
            new JsonSerializerOptions { PropertyNameCaseInsensitive = true });
        
        Assert.NotNull(result);
        Assert.Equal(0, result.Code);
    }

    /// <summary>
    /// 测试根据类型更新弹窗配置 - 成功
    /// </summary>
    [Fact]
    public async Task UpdatePopupByType_WithAuth_ReturnsSuccess()
    {
        _mockAdminPopupService.UpdatePopupByTypeAsync(1, Arg.Any<UpdatePopupRequest>(), 1)
            .Returns(Task.FromResult(100L));

        var client = _factory.CreateClient();
        client.DefaultRequestHeaders.Add("Authorization", "Bearer admin-token-1");
        
        var request = new UpdatePopupRequest
        {
            Title = "每日首次弹窗",
            ImageUrl = "https://example.com/popup.jpg",
            Status = 1
        };

        var response = await client.PutAsJsonAsync("/api/admin/popups/type/1", request);

        Assert.Equal(HttpStatusCode.OK, response.StatusCode);
        
        var content = await response.Content.ReadAsStringAsync();
        var result = JsonSerializer.Deserialize<ApiResponse<long>>(content,
            new JsonSerializerOptions { PropertyNameCaseInsensitive = true });
        
        Assert.NotNull(result);
        Assert.Equal(0, result.Code);
        Assert.Equal(100L, result.Data);
    }

    /// <summary>
    /// 测试更新弹窗状�?- 成功
    /// </summary>
    [Fact]
    public async Task UpdatePopupStatus_WithAuth_ReturnsSuccess()
    {
        _mockAdminPopupService.UpdatePopupStatusAsync(1, 2, 1)
            .Returns(Task.FromResult(true));

        var client = _factory.CreateClient();
        client.DefaultRequestHeaders.Add("Authorization", "Bearer admin-token-1");

        var response = await client.PutAsync("/api/admin/popups/1/status/2", null);

        Assert.Equal(HttpStatusCode.OK, response.StatusCode);
        
        var content = await response.Content.ReadAsStringAsync();
        var result = JsonSerializer.Deserialize<ApiResponse>(content,
            new JsonSerializerOptions { PropertyNameCaseInsensitive = true });
        
        Assert.NotNull(result);
        Assert.Equal(0, result.Code);
    }

    /// <summary>
    /// 测试弹窗配置流程 - 完整流程测试
    /// </summary>
    [Fact]
    public async Task PopupConfiguration_CompleteFlow_Success()
    {
        var popupId = 100L;
        
        _mockAdminPopupService.UpdatePopupByTypeAsync(1, Arg.Any<UpdatePopupRequest>(), 1)
            .Returns(Task.FromResult(popupId));
        
        _mockAdminPopupService.GetPopupByIdAsync(popupId)
            .Returns(Task.FromResult(new AdminPopupDto
            {
                Id = popupId,
                PopupType = 1,
                PopupTypeName = "每日首次",
                Title = "测试弹窗",
                Status = 1
            }));
        
        _mockAdminPopupService.UpdatePopupStatusAsync(popupId, 2, 1)
            .Returns(Task.FromResult(true));

        var client = _factory.CreateClient();
        client.DefaultRequestHeaders.Add("Authorization", "Bearer admin-token-1");

        // Create/Update by type
        var createRequest = new UpdatePopupRequest
        {
            Title = "测试弹窗",
            ImageUrl = "https://example.com/popup.jpg",
            Status = 1
        };
        var createResponse = await client.PutAsJsonAsync("/api/admin/popups/type/1", createRequest);
        Assert.Equal(HttpStatusCode.OK, createResponse.StatusCode);

        // Read
        var readResponse = await client.GetAsync($"/api/admin/popups/{popupId}");
        Assert.Equal(HttpStatusCode.OK, readResponse.StatusCode);

        // Update status (disable)
        var statusResponse = await client.PutAsync($"/api/admin/popups/{popupId}/status/2", null);
        Assert.Equal(HttpStatusCode.OK, statusResponse.StatusCode);
    }
}