using Bit.Core.Entities;
using Bit.Core.Enums;
using Bit.Core.Exceptions;
using Bit.Core.Repositories;
using Bit.Core.Services;
using Bit.Scim.Context;
using Bit.Scim.Groups;
using Bit.Scim.Models;
using Bit.Scim.Utilities;
using Bit.Test.Common.AutoFixture;
using Bit.Test.Common.AutoFixture.Attributes;
using Bit.Test.Common.Helpers;
using NSubstitute;
using Xunit;

namespace Bit.Scim.Test.Groups;

[SutProviderCustomize]
public class PutGroupCommandTests
{
    [Theory]
    [BitAutoData]
    public async Task PutGroup_Success(SutProvider<PutGroupCommand> sutProvider, Group group, string displayName)
    {
        sutProvider.GetDependency<IGroupRepository>()
            .GetByIdAsync(group.Id)
            .Returns(group);

        var inputModel = new ScimGroupRequestModel
        {
            DisplayName = displayName,
            Schemas = new List<string> { ScimConstants.Scim2SchemaUser }
        };

        var expectedResult = new Group
        {
            Id = group.Id,
            AccessAll = group.AccessAll,
            ExternalId = group.ExternalId,
            Name = displayName,
            OrganizationId = group.OrganizationId
        };

        var result = await sutProvider.Sut.PutGroupAsync(group.OrganizationId, group.Id, inputModel);

        AssertHelper.AssertPropertyEqual(expectedResult, result, "CreationDate", "RevisionDate");
        Assert.Equal(displayName, group.Name);

        await sutProvider.GetDependency<IGroupService>().Received(1).SaveAsync(group, EventSystemUser.SCIM);
        await sutProvider.GetDependency<IGroupRepository>().Received(0).UpdateUsersAsync(group.Id, Arg.Any<IEnumerable<Guid>>());
    }

    [Theory]
    [BitAutoData]
    public async Task PutGroup_ChangeMembers_Success(SutProvider<PutGroupCommand> sutProvider, Group group, string displayName, IEnumerable<Guid> membersUserIds)
    {
        sutProvider.GetDependency<IGroupRepository>()
            .GetByIdAsync(group.Id)
            .Returns(group);

        sutProvider.GetDependency<IScimContext>()
            .RequestScimProvider
            .Returns(Core.Enums.ScimProviderType.Okta);

        var inputModel = new ScimGroupRequestModel
        {
            DisplayName = displayName,
            Members = membersUserIds.Select(uid => new ScimGroupRequestModel.GroupMembersModel { Value = uid.ToString() }).ToList(),
            Schemas = new List<string> { ScimConstants.Scim2SchemaUser }
        };

        var expectedResult = new Group
        {
            Id = group.Id,
            AccessAll = group.AccessAll,
            ExternalId = group.ExternalId,
            Name = displayName,
            OrganizationId = group.OrganizationId
        };

        var result = await sutProvider.Sut.PutGroupAsync(group.OrganizationId, group.Id, inputModel);

        AssertHelper.AssertPropertyEqual(expectedResult, result, "CreationDate", "RevisionDate");
        Assert.Equal(displayName, group.Name);

        await sutProvider.GetDependency<IGroupService>().Received(1).SaveAsync(group, EventSystemUser.SCIM);
        await sutProvider.GetDependency<IGroupRepository>().Received(1).UpdateUsersAsync(group.Id, Arg.Is<IEnumerable<Guid>>(arg => arg.All(id => membersUserIds.Contains(id))));
    }

    [Theory]
    [BitAutoData]
    public async Task PutGroup_NotFound_Throws(SutProvider<PutGroupCommand> sutProvider, Guid organizationId, Guid groupId, string displayName)
    {
        var scimGroupRequestModel = new ScimGroupRequestModel
        {
            DisplayName = displayName,
            Schemas = new List<string> { ScimConstants.Scim2SchemaUser }
        };

        await Assert.ThrowsAsync<NotFoundException>(async () => await sutProvider.Sut.PutGroupAsync(organizationId, groupId, scimGroupRequestModel));
    }

    [Theory]
    [BitAutoData]
    public async Task PutGroup_MismatchingOrganizationId_Throws(SutProvider<PutGroupCommand> sutProvider, Guid organizationId, Guid groupId, string displayName)
    {
        var scimGroupRequestModel = new ScimGroupRequestModel
        {
            DisplayName = displayName,
            Schemas = new List<string> { ScimConstants.Scim2SchemaUser }
        };

        sutProvider.GetDependency<IGroupRepository>()
            .GetByIdAsync(groupId)
            .Returns(new Group
            {
                Id = groupId,
                OrganizationId = Guid.NewGuid()
            });

        await Assert.ThrowsAsync<NotFoundException>(async () => await sutProvider.Sut.PutGroupAsync(organizationId, groupId, scimGroupRequestModel));
    }
}