// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.

using System.Threading.Tasks;
using EntityFrameworkCore.Jet.FunctionalTests.TestUtilities;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.ChangeTracking;
using Microsoft.EntityFrameworkCore.TestUtilities;
using Xunit;

namespace EntityFrameworkCore.Jet.FunctionalTests
{
    public class LazyLoadProxyJetTest : LazyLoadProxyTestBase<LazyLoadProxyJetTest.LoadJetFixture>
    {
        public LazyLoadProxyJetTest(LoadJetFixture fixture)
            : base(fixture)
        {
            fixture.TestSqlLoggerFactory.Clear();
        }

        public override void Lazy_load_collection(EntityState state, bool useAttach, bool useDetach)
        {
            base.Lazy_load_collection(state, useAttach, useDetach);

//            Assert.Equal(
//                @"@__p_0='707' (Nullable = true)

//SELECT [e].[Id], [e].[ParentId]
//FROM [Child] AS [e]
//WHERE [e].[ParentId] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_many_to_one_reference_to_principal(EntityState state, bool useAttach, bool useDetach)
        {
            base.Lazy_load_many_to_one_reference_to_principal(state, useAttach, useDetach);

//            Assert.Equal(
//                @"@__p_0='707'

//SELECT [e].[Id], [e].[AlternateId]
//FROM [Parent] AS [e]
//WHERE [e].[Id] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_one_to_one_reference_to_principal(EntityState state, bool useAttach, bool useDetach)
        {
            base.Lazy_load_one_to_one_reference_to_principal(state, useAttach, useDetach);

//            Assert.Equal(
//                @"@__p_0='707'

//SELECT [e].[Id], [e].[AlternateId]
//FROM [Parent] AS [e]
//WHERE [e].[Id] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_one_to_one_reference_to_dependent(EntityState state, bool useAttach, bool useDetach)
        {
            base.Lazy_load_one_to_one_reference_to_dependent(state, useAttach, useDetach);

//            Assert.Equal(
//                @"@__p_0='707' (Nullable = true)

//SELECT [e].[Id], [e].[ParentId]
//FROM [Single] AS [e]
//WHERE [e].[ParentId] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_one_to_one_PK_to_PK_reference_to_principal(EntityState state)
        {
            base.Lazy_load_one_to_one_PK_to_PK_reference_to_principal(state);

//            Assert.Equal(
//                @"@__p_0='707'

//SELECT [e].[Id], [e].[AlternateId]
//FROM [Parent] AS [e]
//WHERE [e].[Id] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_one_to_one_PK_to_PK_reference_to_dependent(EntityState state)
        {
            base.Lazy_load_one_to_one_PK_to_PK_reference_to_dependent(state);

//            Assert.Equal(
//                @"@__p_0='707'

//SELECT [e].[Id]
//FROM [SinglePkToPk] AS [e]
//WHERE [e].[Id] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_many_to_one_reference_to_principal_null_FK(EntityState state)
        {
            base.Lazy_load_many_to_one_reference_to_principal_null_FK(state);

            Assert.Equal("", Sql);
        }

        public override void Lazy_load_one_to_one_reference_to_principal_null_FK(EntityState state)
        {
            base.Lazy_load_one_to_one_reference_to_principal_null_FK(state);

            Assert.Equal("", Sql);
        }

        public override void Lazy_load_collection_not_found(EntityState state)
        {
            base.Lazy_load_collection_not_found(state);

//            Assert.Equal(
//                @"@__p_0='767' (Nullable = true)

//SELECT [e].[Id], [e].[ParentId]
//FROM [Child] AS [e]
//WHERE [e].[ParentId] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_many_to_one_reference_to_principal_not_found(EntityState state)
        {
            base.Lazy_load_many_to_one_reference_to_principal_not_found(state);

//            Assert.Equal(
//                @"@__p_0='787'

//SELECT [e].[Id], [e].[AlternateId]
//FROM [Parent] AS [e]
//WHERE [e].[Id] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_one_to_one_reference_to_principal_not_found(EntityState state)
        {
            base.Lazy_load_one_to_one_reference_to_principal_not_found(state);

//            Assert.Equal(
//                @"@__p_0='787'

//SELECT [e].[Id], [e].[AlternateId]
//FROM [Parent] AS [e]
//WHERE [e].[Id] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_one_to_one_reference_to_dependent_not_found(EntityState state)
        {
            base.Lazy_load_one_to_one_reference_to_dependent_not_found(state);

//            Assert.Equal(
//                @"@__p_0='767' (Nullable = true)

//SELECT [e].[Id], [e].[ParentId]
//FROM [Single] AS [e]
//WHERE [e].[ParentId] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_collection_already_loaded(EntityState state, CascadeTiming cascadeDeleteTiming)
        {
            base.Lazy_load_collection_already_loaded(state, cascadeDeleteTiming);

            Assert.Equal("", Sql);
        }

        public override void Lazy_load_many_to_one_reference_to_principal_already_loaded(
            EntityState state, CascadeTiming cascadeDeleteTiming)
        {
            base.Lazy_load_many_to_one_reference_to_principal_already_loaded(state, cascadeDeleteTiming);

            Assert.Equal("", Sql);
        }

        public override void Lazy_load_one_to_one_reference_to_principal_already_loaded(EntityState state)
        {
            base.Lazy_load_one_to_one_reference_to_principal_already_loaded(state);

            Assert.Equal("", Sql);
        }

        public override void Lazy_load_one_to_one_reference_to_dependent_already_loaded(
            EntityState state, CascadeTiming cascadeDeleteTiming)
        {
            base.Lazy_load_one_to_one_reference_to_dependent_already_loaded(state, cascadeDeleteTiming);

            Assert.Equal("", Sql);
        }

        public override void Lazy_load_one_to_one_PK_to_PK_reference_to_principal_already_loaded(EntityState state)
        {
            base.Lazy_load_one_to_one_PK_to_PK_reference_to_principal_already_loaded(state);

            Assert.Equal("", Sql);
        }

        public override void Lazy_load_one_to_one_PK_to_PK_reference_to_dependent_already_loaded(EntityState state)
        {
            base.Lazy_load_one_to_one_PK_to_PK_reference_to_dependent_already_loaded(state);

            Assert.Equal("", Sql);
        }

        public override void Lazy_load_many_to_one_reference_to_principal_alternate_key(EntityState state)
        {
            base.Lazy_load_many_to_one_reference_to_principal_alternate_key(state);

//            Assert.Equal(
//                @"@__p_0='Root' (Size = 450)

//SELECT [e].[Id], [e].[AlternateId]
//FROM [Parent] AS [e]
//WHERE [e].[AlternateId] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_one_to_one_reference_to_principal_alternate_key(EntityState state)
        {
            base.Lazy_load_one_to_one_reference_to_principal_alternate_key(state);

//            Assert.Equal(
//                @"@__p_0='Root' (Size = 450)

//SELECT [e].[Id], [e].[AlternateId]
//FROM [Parent] AS [e]
//WHERE [e].[AlternateId] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_one_to_one_reference_to_dependent_alternate_key(EntityState state)
        {
            base.Lazy_load_one_to_one_reference_to_dependent_alternate_key(state);

//            Assert.Equal(
//                @"@__p_0='Root' (Size = 450)

//SELECT [e].[Id], [e].[ParentId]
//FROM [SingleAk] AS [e]
//WHERE [e].[ParentId] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_many_to_one_reference_to_principal_null_FK_alternate_key(EntityState state)
        {
            base.Lazy_load_many_to_one_reference_to_principal_null_FK_alternate_key(state);

            Assert.Equal("", Sql);
        }

        public override void Lazy_load_one_to_one_reference_to_principal_null_FK_alternate_key(EntityState state)
        {
            base.Lazy_load_one_to_one_reference_to_principal_null_FK_alternate_key(state);

            Assert.Equal("", Sql);
        }

        public override void Lazy_load_collection_shadow_fk(EntityState state)
        {
            base.Lazy_load_collection_shadow_fk(state);

//            Assert.Equal(
//                @"@__p_0='707' (Nullable = true)

//SELECT [e].[Id], [e].[ParentId]
//FROM [ChildShadowFk] AS [e]
//WHERE [e].[ParentId] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_many_to_one_reference_to_principal_shadow_fk(EntityState state)
        {
            base.Lazy_load_many_to_one_reference_to_principal_shadow_fk(state);

//            Assert.Equal(
//                @"@__p_0='707'

//SELECT [e].[Id], [e].[AlternateId]
//FROM [Parent] AS [e]
//WHERE [e].[Id] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_one_to_one_reference_to_principal_shadow_fk(EntityState state)
        {
            base.Lazy_load_one_to_one_reference_to_principal_shadow_fk(state);

//            Assert.Equal(
//                @"@__p_0='707'

//SELECT [e].[Id], [e].[AlternateId]
//FROM [Parent] AS [e]
//WHERE [e].[Id] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_one_to_one_reference_to_dependent_shadow_fk(EntityState state)
        {
            base.Lazy_load_one_to_one_reference_to_dependent_shadow_fk(state);

//            Assert.Equal(
//                @"@__p_0='707' (Nullable = true)

//SELECT [e].[Id], [e].[ParentId]
//FROM [SingleShadowFk] AS [e]
//WHERE [e].[ParentId] = @__p_0",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_many_to_one_reference_to_principal_null_FK_shadow_fk(EntityState state)
        {
            base.Lazy_load_many_to_one_reference_to_principal_null_FK_shadow_fk(state);

            Assert.Equal("", Sql);
        }

        public override void Lazy_load_one_to_one_reference_to_principal_null_FK_shadow_fk(EntityState state)
        {
            base.Lazy_load_one_to_one_reference_to_principal_null_FK_shadow_fk(state);

            Assert.Equal("", Sql);
        }

        public override void Lazy_load_collection_composite_key(EntityState state)
        {
            base.Lazy_load_collection_composite_key(state);

//            Assert.Equal(
//                @"@__p_0='Root' (Size = 450)
//@__p_1='707' (Nullable = true)

//SELECT [e].[Id], [e].[ParentAlternateId], [e].[ParentId]
//FROM [ChildCompositeKey] AS [e]
//WHERE ([e].[ParentAlternateId] = @__p_0) AND ([e].[ParentId] = @__p_1)",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_many_to_one_reference_to_principal_composite_key(EntityState state)
        {
            base.Lazy_load_many_to_one_reference_to_principal_composite_key(state);

//            Assert.Equal(
//                @"@__p_0='Root' (Size = 450)
//@__p_1='707'

//SELECT [e].[Id], [e].[AlternateId]
//FROM [Parent] AS [e]
//WHERE ([e].[AlternateId] = @__p_0) AND ([e].[Id] = @__p_1)",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_one_to_one_reference_to_principal_composite_key(EntityState state)
        {
            base.Lazy_load_one_to_one_reference_to_principal_composite_key(state);

//            Assert.Equal(
//                @"@__p_0='Root' (Size = 450)
//@__p_1='707'

//SELECT [e].[Id], [e].[AlternateId]
//FROM [Parent] AS [e]
//WHERE ([e].[AlternateId] = @__p_0) AND ([e].[Id] = @__p_1)",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_one_to_one_reference_to_dependent_composite_key(EntityState state)
        {
            base.Lazy_load_one_to_one_reference_to_dependent_composite_key(state);

//            Assert.Equal(
//                @"@__p_0='Root' (Size = 450)
//@__p_1='707' (Nullable = true)

//SELECT [e].[Id], [e].[ParentAlternateId], [e].[ParentId]
//FROM [SingleCompositeKey] AS [e]
//WHERE ([e].[ParentAlternateId] = @__p_0) AND ([e].[ParentId] = @__p_1)",
//                Sql,
//                ignoreLineEndingDifferences: true);
        }

        public override void Lazy_load_many_to_one_reference_to_principal_null_FK_composite_key(EntityState state)
        {
            base.Lazy_load_many_to_one_reference_to_principal_null_FK_composite_key(state);

            Assert.Equal("", Sql);
        }

        public override void Lazy_load_one_to_one_reference_to_principal_null_FK_composite_key(EntityState state)
        {
            base.Lazy_load_one_to_one_reference_to_principal_null_FK_composite_key(state);

            Assert.Equal("", Sql);
        }

        public override async Task Load_collection(EntityState state, bool async)
        {
            await base.Load_collection(state, async);

            if (!async)
            {
//                Assert.Equal(
//                    @"@__p_0='707' (Nullable = true)

//SELECT [e].[Id], [e].[ParentId]
//FROM [Child] AS [e]
//WHERE [e].[ParentId] = @__p_0",
//                    Sql,
//                    ignoreLineEndingDifferences: true);
            }
        }

        [ConditionalFact(Skip = "Issue#1015")]
        public override void Top_level_projection_track_entities_before_passing_to_client_method()
        {
            base.Top_level_projection_track_entities_before_passing_to_client_method();

            Assert.Equal(
                @"@__p_0='707' (Nullable = true)

            SELECT [e].[Id], [e].[ParentId]
            FROM [Child] AS [e]
            WHERE [e].[ParentId] = @__p_0",
                Sql,
                ignoreLineEndingDifferences: true);
        }

        protected override void ClearLog() => Fixture.TestSqlLoggerFactory.Clear();

        protected override void RecordLog() => Sql = Fixture.TestSqlLoggerFactory.Sql;

        private string Sql { get; set; }

        public class LoadJetFixture : LoadFixtureBase
        {
            public TestSqlLoggerFactory TestSqlLoggerFactory => (TestSqlLoggerFactory)ListLoggerFactory;
            protected override ITestStoreFactory TestStoreFactory => JetTestStoreFactory.Instance;
        }
    }
}