using System.Net.Http.Headers;
using Bit.Api.IntegrationTest.Factories;
using Bit.Api.IntegrationTest.Helpers;
using Bit.Api.SecretsManager.Models.Request;
using Bit.Api.SecretsManager.Models.Response;
using Bit.Core.Entities;
using Bit.Core.SecretsManager.Entities;
using Bit.Core.SecretsManager.Repositories;
using Bit.Test.Common.Helpers;
using Xunit;

namespace Bit.Api.IntegrationTest.SecretsManager.Controllers;

public class AccessPoliciesControllerTest : IClassFixture<ApiApplicationFactory>, IAsyncLifetime
{
    private readonly IAccessPolicyRepository _accessPolicyRepository;

    private readonly HttpClient _client;
    private readonly ApiApplicationFactory _factory;

    private const string _mockEncryptedString = "2.3Uk+WNBIoU5xzmVFNcoWzz==|1MsPIYuRfdOHfu/0uY6H2Q==|/98sp4wb6pHP1VTZ9JcNCYgQjEUMFPlqJgCwRk1YXKg=";

    private readonly IProjectRepository _projectRepository;
    private readonly IServiceAccountRepository _serviceAccountRepository;
    private Organization _organization = null!;

    public AccessPoliciesControllerTest(ApiApplicationFactory factory)
    {
        _factory = factory;
        _client = _factory.CreateClient();
        _accessPolicyRepository = _factory.GetService<IAccessPolicyRepository>();
        _serviceAccountRepository = _factory.GetService<IServiceAccountRepository>();
        _projectRepository = _factory.GetService<IProjectRepository>();
    }

    public async Task InitializeAsync()
    {
        var ownerEmail = $"integration-test{Guid.NewGuid()}@bitwarden.com";
        var tokens = await _factory.LoginWithNewAccount(ownerEmail);
        var (organization, _) =
            await OrganizationTestHelpers.SignUpAsync(_factory, ownerEmail: ownerEmail, billingEmail: ownerEmail);
        _client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", tokens.Token);
        _organization = organization;
    }

    public Task DisposeAsync() => Task.CompletedTask;

    [Fact]
    public async Task CreateProjectAccessPolicies()
    {
        var initialProject = await _projectRepository.CreateAsync(new Project
        {
            OrganizationId = _organization.Id,
            Name = _mockEncryptedString
        });

        var initialServiceAccount = await _serviceAccountRepository.CreateAsync(new ServiceAccount
        {
            OrganizationId = _organization.Id,
            Name = _mockEncryptedString
        });

        var request = new AccessPoliciesCreateRequest
        {
            ServiceAccountAccessPolicyRequests = new List<AccessPolicyRequest>
            {
                new() { GranteeId = initialServiceAccount.Id, Read = true, Write = true }
            }
        };

        var response = await _client.PostAsJsonAsync($"/projects/{initialProject.Id}/access-policies", request);
        response.EnsureSuccessStatusCode();

        var result = await response.Content.ReadFromJsonAsync<ProjectAccessPoliciesResponseModel>();

        Assert.NotNull(result);
        Assert.Equal(initialServiceAccount.Id, result!.ServiceAccountAccessPolicies.First().ServiceAccountId);
        Assert.True(result.ServiceAccountAccessPolicies.First().Read);
        Assert.True(result.ServiceAccountAccessPolicies.First().Write);
        AssertHelper.AssertRecent(result.ServiceAccountAccessPolicies.First().RevisionDate);
        AssertHelper.AssertRecent(result.ServiceAccountAccessPolicies.First().CreationDate);

        var createdAccessPolicy =
            await _accessPolicyRepository.GetByIdAsync(result.ServiceAccountAccessPolicies.First().Id);
        Assert.NotNull(createdAccessPolicy);
        Assert.Equal(result.ServiceAccountAccessPolicies.First().Read, createdAccessPolicy!.Read);
        Assert.Equal(result.ServiceAccountAccessPolicies.First().Write, createdAccessPolicy.Write);
        Assert.Equal(result.ServiceAccountAccessPolicies.First().Id, createdAccessPolicy.Id);
        AssertHelper.AssertRecent(createdAccessPolicy.CreationDate);
        AssertHelper.AssertRecent(createdAccessPolicy.RevisionDate);
    }

    [Fact]
    public async Task UpdateAccessPolicy()
    {
        var initData = await SetupAccessPolicyRequest();

        const bool expectedRead = true;
        const bool expectedWrite = false;
        var request = new AccessPolicyUpdateRequest { Read = expectedRead, Write = expectedWrite };

        var response = await _client.PutAsJsonAsync($"/access-policies/{initData.InitialAccessPolicyId}", request);
        response.EnsureSuccessStatusCode();

        var result = await response.Content.ReadFromJsonAsync<ServiceAccountProjectAccessPolicyResponseModel>();

        Assert.NotNull(result);
        Assert.Equal(expectedRead, result!.Read);
        Assert.Equal(expectedWrite, result.Write);
        AssertHelper.AssertRecent(result.RevisionDate);

        var updatedAccessPolicy = await _accessPolicyRepository.GetByIdAsync(result.Id);
        Assert.NotNull(updatedAccessPolicy);
        Assert.Equal(expectedRead, updatedAccessPolicy!.Read);
        Assert.Equal(expectedWrite, updatedAccessPolicy.Write);
        AssertHelper.AssertRecent(updatedAccessPolicy.RevisionDate);
    }


    [Fact]
    public async Task DeleteAccessPolicy()
    {
        var initData = await SetupAccessPolicyRequest();

        var response = await _client.DeleteAsync($"/access-policies/{initData.InitialAccessPolicyId}");
        response.EnsureSuccessStatusCode();

        var test = await _accessPolicyRepository.GetByIdAsync(initData.InitialAccessPolicyId);
        Assert.Null(test);
    }

    [Fact]
    public async Task GetProjectAccessPolicies()
    {
        var initData = await SetupAccessPolicyRequest();

        var response = await _client.GetAsync($"/projects/{initData.InitialProjectId}/access-policies");
        response.EnsureSuccessStatusCode();

        var result = await response.Content.ReadFromJsonAsync<ProjectAccessPoliciesResponseModel>();

        Assert.NotNull(result?.ServiceAccountAccessPolicies);
        Assert.Single(result!.ServiceAccountAccessPolicies);
    }

    private async Task<RequestSetupData> SetupAccessPolicyRequest()
    {
        var initialProject = await _projectRepository.CreateAsync(new Project
        {
            OrganizationId = _organization.Id,
            Name = _mockEncryptedString,
        });

        var initialServiceAccount = await _serviceAccountRepository.CreateAsync(new ServiceAccount
        {
            OrganizationId = _organization.Id,
            Name = _mockEncryptedString,
        });

        var initialAccessPolicy = await _accessPolicyRepository.CreateManyAsync(
            new List<BaseAccessPolicy>
            {
                new ServiceAccountProjectAccessPolicy
                {
                    Read = true,
                    Write = true,
                    ServiceAccountId = initialServiceAccount.Id,
                    GrantedProjectId = initialProject.Id,
                }
            });

        return new RequestSetupData
        {
            InitialProjectId = initialProject.Id,
            InitialServiceAccountId = initialServiceAccount.Id,
            InitialAccessPolicyId = initialAccessPolicy.First().Id,
        };
    }

    private class RequestSetupData
    {
        public Guid InitialProjectId { get; set; }
        public Guid InitialAccessPolicyId { get; set; }
        public Guid InitialServiceAccountId { get; set; }
    }
}