using Evergreen.Health.Application.Health.Devices;
using Evergreen.Health.Application.Health.Devices.Climate;
using Evergreen.Health.Application.Health.Devices.Contracts;
using Evergreen.Health.Application.Health.Devices.Curtain;
using Evergreen.Health.Application.Health.Devices.Discovery;
using Evergreen.Health.Application.Health.Devices.Environment;
using Evergreen.Health.Application.Health.Integrations.HomeAssistant;
using Evergreen.Health.Application.Health.Models;
using Evergreen.Health.Application.Health.Scenes;
using Microsoft.Extensions.Options;
using System.Text.Json;
using Xunit;

namespace Admin.NET.Test.Health;

/// <summary>只使用内存网关，不启动后端、不连接 HA、不触碰实际设备。</summary>
public sealed class ClimateCurtainIntegrationTests
{
    private const string ClimateId = "climate.test_room", CurtainId = "cover.test_curtain";
    private const string RoomTemperatureId = "sensor.test_room_temperature";
    private static HomeAssistantOptions Settings() => new()
        { Entities = new() { Climate = ClimateId, Curtain = CurtainId, Temperature = RoomTemperatureId } };
    private static DeviceActionRunner Runner(Gateway gateway) => new(gateway, TimeProvider.System,
        new() { VerificationDelay = TimeSpan.Zero, VerificationAttempts = 3 });
    private static ClimateModule Climate(Gateway gateway) => new(Runner(gateway), Options.Create(Settings()));
    private static CurtainModule Curtain(Gateway gateway) => new(Runner(gateway), Options.Create(Settings()));
    private static BedPresenceClimateHeatAction HeatAutomation(Gateway gateway)
    {
        var runner = Runner(gateway);
        var options = Options.Create(Settings());
        return new(new ClimateModule(runner, options), new IndoorEnvironmentReader(options, TimeProvider.System), runner, options);
    }

    private static HomeAssistantState RoomTemperature(string celsius = "20", int ageMinutes = 0) => new()
    {
        EntityId = RoomTemperatureId, State = celsius, LastReported = DateTimeOffset.UtcNow.AddMinutes(-ageMinutes),
        Attributes = JsonSerializer.SerializeToElement(new { unit_of_measurement = "°C" })
    };
    private static HomeAssistantState ClimateState(string state = "off", int features = 393,
        double minimum = 5, double maximum = 35, double step = .5) => new()
    {
        EntityId = ClimateId, State = state, Attributes = JsonSerializer.SerializeToElement(new Dictionary<string, object?>
        {
            ["hvac_modes"] = new[] { "cool", "heat", "fan_only", "off" }, ["supported_features"] = features,
            ["temperature"] = 23m, ["current_temperature"] = 24.1m, ["temperature_unit"] = "°C",
            ["min_temp"] = minimum, ["max_temp"] = maximum, ["target_temp_step"] = step,
            ["fan_modes"] = new[] { "自动", "低风", "中风", "高风" }, ["fan_mode"] = "低风"
        })
    };
    private static HomeAssistantState CurtainState(string state = "open", int features = 15) => new()
    {
        EntityId = CurtainId, State = state,
        Attributes = JsonSerializer.SerializeToElement(new { supported_features = features, current_position = 40, device_class = "curtain" })
    };
    private static PersonalizedSceneConfig Scene(string mode = "heat", int target = 24) => new()
    {
        ClimateAdvice = new() { Mode = mode, RecommendedMinimumCelsius = 22, RecommendedMaximumCelsius = 25,
            TargetTemperatureCelsius = target, Reason = "测试室温建议" }
    };

    [Fact]
    public async Task Bed_presence_heat_sends_each_command_once_and_confirms_heat_and_22_degrees()
    {
        var gateway = new Gateway(ClimateState(), RoomTemperature());
        var action = HeatAutomation(gateway);
        Assert.Equal("target-not-configured", await action.ExecuteAsync("climate.other", default));
        Assert.Equal("readback-confirmed", await action.ExecuteAsync(ClimateId, default));
        Assert.Collection(gateway.Calls,
            mode => { Assert.Equal("set_hvac_mode", mode.Service); Assert.Equal("heat", mode.Data!["hvac_mode"]); },
            temperature => { Assert.Equal("set_temperature", temperature.Service); Assert.Equal(22m, temperature.Data!["temperature"]); });
        Assert.Equal("heat", gateway.States[ClimateId].State);
        Assert.Equal(22, gateway.States[ClimateId].GetDoubleAttribute("temperature"));
    }

    [Theory]
    [InlineData("22", 0, "off", 5, "temperature-not-low")]
    [InlineData("27", 0, "off", 5, "temperature-not-low")]
    [InlineData("20", 31, "off", 5, "temperature-stale")]
    [InlineData("NaN", 0, "off", 5, "temperature-invalid")]
    [InlineData(null, 0, "off", 5, "temperature-unavailable")]
    [InlineData("20", 0, "cool", 5, "climate-not-off")]
    [InlineData("20", 0, "unavailable", 5, "climate-unavailable")]
    [InlineData("20", 0, "off", 24, "climate-heat-unsupported")]
    public async Task Bed_presence_heat_checks_room_power_and_target_before_sending(
        string? roomTemperature, int ageMinutes, string climateState, int minimum, string result)
    {
        var gateway = new Gateway(ClimateState(climateState, minimum: minimum));
        if (roomTemperature is not null) gateway.States[RoomTemperatureId] = RoomTemperature(roomTemperature, ageMinutes);
        Assert.Equal(result, await HeatAutomation(gateway).ExecuteAsync(ClimateId, default));
        Assert.Empty(gateway.Calls);
    }

    [Fact]
    public async Task Bed_presence_heat_leaves_the_temperature_alone_when_heat_mode_cannot_be_confirmed()
    {
        var gateway = new Gateway(ClimateState(), RoomTemperature()) { ApplyCommands = false };
        Assert.Equal("climate-heat-mode-unconfirmed", await HeatAutomation(gateway).ExecuteAsync(ClimateId, default));
        Assert.Equal("set_hvac_mode", Assert.Single(gateway.Calls).Service);
    }

    [Fact]
    public async Task Bed_presence_heat_does_not_set_temperature_after_the_user_changes_the_mode()
    {
        var gateway = new Gateway(ClimateState(), RoomTemperature());
        gateway.BeforeRead = read => { if (read == 3) gateway.States[ClimateId] = ClimateState("off"); };
        Assert.Equal("climate-heat-state-changed", await HeatAutomation(gateway).ExecuteAsync(ClimateId, default));
        Assert.Equal("set_hvac_mode", Assert.Single(gateway.Calls).Service);
    }

    [Fact]
    public async Task Bed_presence_heat_requires_both_mode_and_target_in_the_final_readback()
    {
        var gateway = new Gateway(ClimateState(), RoomTemperature()) { ModeAfterTemperature = "off" };
        Assert.Equal("climate-heat-target-unconfirmed", await HeatAutomation(gateway).ExecuteAsync(ClimateId, default));
        Assert.Equal(22, gateway.States[ClimateId].GetDoubleAttribute("temperature"));
        Assert.Equal(new[] { "set_hvac_mode", "set_temperature" }, gateway.Calls.Select(command => command.Service));
    }

    [Theory]
    [InlineData(5)]
    [InlineData(23.5)]
    [InlineData(35)]
    public async Task TemperatureUsesActualBoundsHalfDegreeAndAttributeReadback(double value)
    {
        var gateway = new Gateway(ClimateState());
        var module = Climate(gateway);
        await module.ExecuteParameterAsync(module.BuildParameterCommand("climate_temperature", value), default);
        Assert.Equal("off", gateway.States[ClimateId].State); // 顶层不是温度，但属性读回成功。
        Assert.Equal(value, gateway.States[ClimateId].GetDoubleAttribute("temperature"));
        Assert.Equal("set_temperature", Assert.Single(gateway.Calls).Service);
    }

    [Theory]
    [InlineData(4.5)]
    [InlineData(35.5)]
    [InlineData(23.25)]
    public async Task InvalidTemperatureNeverSends(double value)
    {
        var gateway = new Gateway(ClimateState());
        var module = Climate(gateway);
        await Assert.ThrowsAsync<InvalidOperationException>(() => module.ExecuteParameterAsync(
            module.BuildParameterCommand("climate_temperature", value), default));
        Assert.Empty(gateway.Calls);
    }

    [Theory]
    [InlineData("NaN")]
    [InlineData("Infinity")]
    [InlineData("not-a-number")]
    public void NonfiniteOrMalformedTemperatureIsRejected(string value)
        => Assert.Throws<InvalidOperationException>(() => Climate(new(ClimateState()))
            .BuildParameterCommand("climate_temperature", value));

    [Fact]
    public async Task ActualModeAndFanOptionsAreValidatedAndReadBack()
    {
        var gateway = new Gateway(ClimateState());
        var module = Climate(gateway);
        await module.ExecuteParameterAsync(module.BuildParameterCommand("climate_mode", "cool"), default);
        await module.ExecuteParameterAsync(module.BuildParameterCommand("climate_fan_mode", "中风"), default);
        Assert.Equal("cool", gateway.States[ClimateId].State);
        Assert.Equal("中风", gateway.States[ClimateId].GetStringAttribute("fan_mode"));
        await Assert.ThrowsAsync<InvalidOperationException>(() => module.ExecuteParameterAsync(
            module.BuildParameterCommand("climate_mode", "auto"), default));
        await Assert.ThrowsAsync<InvalidOperationException>(() => module.ExecuteParameterAsync(
            module.BuildParameterCommand("climate_fan_mode", "超强风"), default));
        Assert.Equal(2, gateway.Calls.Count);
    }

    [Fact]
    public async Task FreshCapabilityValidationCannotBeBypassedBySendingCommandDirectly()
    {
        var gateway = new Gateway(ClimateState());
        var runner = Runner(gateway);
        var module = new ClimateModule(runner, Options.Create(Settings()));
        var command = module.BuildParameterCommand("climate_temperature", 25);
        gateway.States[ClimateId] = ClimateState(features: 392); // 构造命令后设备失去目标温度能力。
        await Assert.ThrowsAsync<InvalidOperationException>(() => runner.SendAsync(command, default));
        Assert.Empty(gateway.Calls);
    }

    [Fact]
    public async Task MissingTemperatureCapabilitiesAndWrongUnitDoNotUseGuessedDefaults()
    {
        var gateway = new Gateway(ClimateState());
        var module = Climate(gateway);
        foreach (var attribute in new[] { "min_temp", "max_temp", "target_temp_step", "temperature_unit" })
        {
            var attributes = ClimateState().Attributes.EnumerateObject().ToDictionary(item => item.Name, item => (object?)item.Value.Clone());
            attributes.Remove(attribute);
            gateway.States[ClimateId] = new() { EntityId = ClimateId, State = "off", Attributes = JsonSerializer.SerializeToElement(attributes) };
            await Assert.ThrowsAsync<InvalidOperationException>(() => module.ExecuteParameterAsync(
                module.BuildParameterCommand("climate_temperature", 24), default));
        }
        Assert.Empty(gateway.Calls);
    }

    [Fact]
    public async Task UnchangedAttributeFailsConfirmationWithoutRepeatedWrites()
    {
        var gateway = new Gateway(ClimateState()) { ApplyCommands = false };
        var module = Climate(gateway);
        await Assert.ThrowsAsync<InvalidOperationException>(() => module.ExecuteParameterAsync(
            module.BuildParameterCommand("climate_temperature", 25), default));
        Assert.Single(gateway.Calls);
        Assert.Equal(4, gateway.Reads); // 发送前能力校验一次，随后三轮只读确认。
    }

    [Fact]
    public async Task UnavailableEntityCannotConfirmEvenIfCachedAttributeMatches()
    {
        var gateway = new Gateway(ClimateState()) { BecomeUnavailableAfterSend = true };
        var module = Climate(gateway);
        await Assert.ThrowsAsync<InvalidOperationException>(() => module.ExecuteParameterAsync(
            module.BuildParameterCommand("climate_temperature", 24), default));
        Assert.Single(gateway.Calls);
    }

    [Theory]
    [InlineData("unavailable")]
    [InlineData("unknown")]
    public async Task OfflineClimateDoesNotSendEvenWhenModeIsKnown(string state)
    {
        var gateway = new Gateway(ClimateState(state));
        var module = Climate(gateway);
        await Assert.ThrowsAsync<InvalidOperationException>(() => module.ExecuteParameterAsync(
            module.BuildParameterCommand("climate_mode", "heat"), default));
        Assert.Empty(gateway.Calls);
    }

    [Fact]
    public async Task SceneUsesPreparedTargetAndConfirmsBothModeAndTemperature()
    {
        var gateway = new Gateway(ClimateState());
        var module = Climate(gateway);
        var config = Scene();
        var context = new DeviceSceneContext(Runner(gateway), gateway.States, []);
        await module.ExecuteSleepAsync(context, config, "balanced", default);
        Assert.Equal(24, config.ClimateAdvice.TargetTemperatureCelsius);
        Assert.Equal("heat", gateway.States[ClimateId].State);
        Assert.Equal(24, gateway.States[ClimateId].GetDoubleAttribute("temperature"));
        Assert.Equal(new[] { "set_hvac_mode", "set_temperature" }, gateway.Calls.Select(command => command.Service));
        Assert.All(context.Results, result => Assert.Equal("Succeeded", result.Status));
    }

    [Fact]
    public async Task SceneDeterministicallyFitsPreparedTargetToActualIntersection()
    {
        var gateway = new Gateway(ClimateState(minimum: 24, maximum: 25));
        var module = Climate(gateway);
        var config = Scene(target: 22);
        var context = new DeviceSceneContext(Runner(gateway), gateway.States, []);
        await module.ExecuteSleepAsync(context, config, "balanced", default);
        Assert.Equal(24, config.ClimateAdvice.TargetTemperatureCelsius);
        await module.ExecuteSleepAsync(context, config, "balanced", default);
        Assert.Equal(24, config.ClimateAdvice.TargetTemperatureCelsius);
    }

    [Theory]
    [InlineData("off")]
    [InlineData("unavailable")]
    public async Task ComfortableOrUnknownRoomTemperatureLeavesExistingClimateUntouched(string mode)
    {
        var gateway = new Gateway(ClimateState("cool"));
        var module = Climate(gateway);
        var context = new DeviceSceneContext(Runner(gateway), gateway.States, []);
        await module.ExecuteSleepAsync(context, Scene(mode), "balanced", default);
        Assert.Empty(gateway.Calls);
        Assert.Equal("cool", gateway.States[ClimateId].State);
        Assert.Equal("Skipped", Assert.Single(context.Results).Status);
    }

    [Fact]
    public async Task SceneNeverStartsWhenRecommendationAndDeviceHaveNoTemperatureIntersection()
    {
        var gateway = new Gateway(ClimateState(minimum: 30));
        var module = Climate(gateway);
        var context = new DeviceSceneContext(Runner(gateway), gateway.States, []);
        await Assert.ThrowsAsync<InvalidOperationException>(() => module.ExecuteSleepAsync(context, Scene(), "balanced", default));
        Assert.Empty(gateway.Calls);
    }

    [Fact]
    public async Task UnsupportedSuggestedModeIsFailureNotFakeSuccessfulScene()
    {
        var gateway = new Gateway(ClimateState());
        var attributes = gateway.States[ClimateId].Attributes.EnumerateObject().ToDictionary(item => item.Name, item => (object?)item.Value.Clone());
        attributes["hvac_modes"] = new[] { "cool", "off" };
        gateway.States[ClimateId].Attributes = JsonSerializer.SerializeToElement(attributes);
        var runner = Runner(gateway);
        var coordinator = new HealthSceneCoordinator(new([Climate(gateway)]), runner, gateway, new FakeLight(), new FakeMusic());
        var result = await coordinator.ExecuteAsync("sleep", Scene(), "balanced", default);
        Assert.Equal("Failed", result.Status);
        Assert.Contains(result.Actions, action => action.Status == "Failed" && action.Message.Contains("不支持"));
        Assert.Empty(gateway.Calls);
    }

    [Fact]
    public async Task SceneStopsBeforeTemperatureWriteIfModeWasNotConfirmed()
    {
        var gateway = new Gateway(ClimateState()) { ApplyCommands = false };
        var module = Climate(gateway);
        var context = new DeviceSceneContext(Runner(gateway), gateway.States, []);
        await module.ExecuteSleepAsync(context, Scene(), "balanced", default);
        Assert.Equal("set_hvac_mode", Assert.Single(gateway.Calls).Service);
        Assert.Equal("Failed", Assert.Single(context.Results).Status);
    }

    [Fact]
    public async Task AllOffClosesClimateButDoesNotMoveCurtain()
    {
        var gateway = new Gateway(ClimateState("heat"), CurtainState());
        var runner = Runner(gateway);
        var modules = new DeviceModuleRegistry([Climate(gateway), Curtain(gateway)]);
        var coordinator = new HealthSceneCoordinator(modules, runner, gateway, new FakeLight(), new FakeMusic());
        var output = await coordinator.ExecuteAsync("all-off", null, "", default);
        Assert.Equal("Succeeded", output.Status);
        Assert.Equal("off", gateway.States[ClimateId].State);
        Assert.Equal(ClimateId, Assert.Single(gateway.Calls).EntityId);
        Assert.Equal("turn_off", gateway.Calls[0].Service);
    }

    [Fact]
    public async Task UnsupportedPowerFeaturesRejectManualPowerCommands()
    {
        var gateway = new Gateway(ClimateState(features: 1));
        var module = Climate(gateway);
        await Assert.ThrowsAsync<InvalidOperationException>(() => module.SetPowerAsync(true, default));
        await Assert.ThrowsAsync<InvalidOperationException>(() => module.SetPowerAsync(false, default));
        Assert.Empty(gateway.Calls);
    }

    [Theory]
    [InlineData("open", "open_cover")]
    [InlineData("stop", "stop_cover")]
    [InlineData("close", "close_cover")]
    public async Task CurtainSendsOneSupportedMotionCommandWithoutClaimingArrival(string action, string service)
    {
        var gateway = new Gateway(CurtainState());
        var module = Curtain(gateway);
        var command = module.BuildParameterCommand("curtain_action", action);
        await module.ExecuteParameterAsync(command, default);
        Assert.Null(command.ExpectedState);
        Assert.Equal(service, Assert.Single(gateway.Calls).Service);
        Assert.Equal(1, gateway.Reads);
    }

    [Fact]
    public async Task CurtainPositionIsIntegerPercentAndRequiresPositionFeature()
    {
        var gateway = new Gateway(CurtainState());
        var module = Curtain(gateway);
        await module.ExecuteParameterAsync(module.BuildParameterCommand("curtain_position", 0), default);
        await module.ExecuteParameterAsync(module.BuildParameterCommand("curtain_position", 100), default);
        Assert.Equal(new[] { 0, 100 }, gateway.Calls.Select(command => (int)command.Data!["position"]!));
        Assert.Throws<InvalidOperationException>(() => module.BuildParameterCommand("curtain_position", 100.5));
        gateway.States[CurtainId] = CurtainState(features: 11);
        await Assert.ThrowsAsync<InvalidOperationException>(() => module.ExecuteParameterAsync(
            module.BuildParameterCommand("curtain_position", 50), default));
        Assert.Equal(2, gateway.Calls.Count);
    }

    [Theory]
    [InlineData("unavailable")]
    [InlineData("unknown")]
    public async Task OfflineCurtainRejectsCommandsAndCannotPretendOpen(string state)
    {
        var gateway = new Gateway(CurtainState(state));
        var module = Curtain(gateway);
        await Assert.ThrowsAsync<InvalidOperationException>(() => module.ExecuteParameterAsync(
            module.BuildParameterCommand("curtain_action", "open"), default));
        Assert.Empty(gateway.Calls);
    }

    [Fact]
    public async Task CurtainStopIsDisabledWhenDeviceOnlySupportsOpenAndClose()
    {
        var gateway = new Gateway(CurtainState(features: 3));
        var module = Curtain(gateway);
        await Assert.ThrowsAsync<InvalidOperationException>(() => module.ExecuteParameterAsync(
            module.BuildParameterCommand("curtain_action", "stop"), default));
        Assert.Empty(gateway.Calls);
    }

    [Fact]
    public async Task CurtainHasNoPowerAndNoAutomaticSceneMotion()
    {
        var gateway = new Gateway(CurtainState());
        var module = Curtain(gateway);
        await Assert.ThrowsAsync<InvalidOperationException>(() => module.SetPowerAsync(true, default));
        var context = new DeviceSceneContext(Runner(gateway), gateway.States, []);
        await module.ExecuteSleepAsync(context, Scene(), "balanced", default);
        Assert.Equal("Skipped", Assert.Single(context.Results).Status);
        Assert.Empty(module.GetShutdownCommands());
        Assert.Empty(gateway.Calls);
    }

    [Fact]
    public async Task UnconfiguredModulesRemainSkippedAndAbsentFromFallbackDevices()
    {
        var gateway = new Gateway();
        var runner = Runner(gateway);
        var options = Options.Create(new HomeAssistantOptions());
        var climate = new ClimateModule(runner, options);
        var curtain = new CurtainModule(runner, options);
        var context = new DeviceSceneContext(runner, gateway.States, []);
        await climate.ExecuteSleepAsync(context, Scene(), "balanced", default);
        await curtain.ExecuteSleepAsync(context, Scene(), "balanced", default);
        Assert.All(context.Results, result => Assert.Equal("Skipped", result.Status));
        Assert.Empty(climate.GetShutdownCommands());
        Assert.Empty(new HomeAssistantDeviceCatalog(options, new([climate, curtain])).BuildDiscoveredDevices(null, gateway.States));
        Assert.Empty(gateway.Calls);
    }

    [Fact]
    public void RegistryBindsEachDeviceAndSafeAttributesExposeActualCapabilities()
    {
        var gateway = new Gateway(ClimateState(), CurtainState("unavailable"));
        var options = Options.Create(Settings());
        var catalog = new HomeAssistantDeviceCatalog(options, new([Climate(gateway), Curtain(gateway)]));
        var registry = new HomeAssistantRegistries
        {
            Devices = [new() { Id = "ac", Name = "空调" }, new() { Id = "curtain", Name = "窗帘" }],
            Entities = [new() { EntityId = ClimateId, DeviceId = "ac" }, new() { EntityId = CurtainId, DeviceId = "curtain" }]
        };
        var devices = catalog.BuildDiscoveredDevices(registry, gateway.States);
        Assert.Equal("climate", devices[0].ModuleKey);
        Assert.Equal(ClimateId, devices[0].PrimaryControlEntityId);
        Assert.Equal("curtain", devices[1].ModuleKey);
        Assert.Equal(CurtainId, devices[1].PrimaryControlEntityId);
        Assert.False(devices[1].Online);
        Assert.Contains("target_temp_step", devices[0].Entities[0].Attributes!.Keys);
        Assert.Contains("current_temperature", devices[0].Entities[0].Attributes!.Keys);
        Assert.Contains("fan_modes", devices[0].Entities[0].Attributes!.Keys);
        Assert.Contains("current_position", devices[1].Entities[0].Attributes!.Keys);
    }

    [Fact]
    public async Task CancellationBeforeSendPreventsEveryNewDeviceWrite()
    {
        var gateway = new Gateway(ClimateState(), CurtainState());
        using var cancellation = new CancellationTokenSource(); cancellation.Cancel();
        var climate = Climate(gateway);
        var curtain = Curtain(gateway);
        await Assert.ThrowsAnyAsync<OperationCanceledException>(() => climate.ExecuteParameterAsync(
            climate.BuildParameterCommand("climate_mode", "heat"), cancellation.Token));
        await Assert.ThrowsAnyAsync<OperationCanceledException>(() => curtain.ExecuteParameterAsync(
            curtain.BuildParameterCommand("curtain_action", "open"), cancellation.Token));
        Assert.Empty(gateway.Calls);
    }

    private sealed class Gateway(params HomeAssistantState[] states) : IHomeAssistantGateway
    {
        public Dictionary<string, HomeAssistantState> States { get; } = states.ToDictionary(state => state.EntityId, StringComparer.OrdinalIgnoreCase);
        public List<DeviceCommand> Calls { get; } = [];
        public int Reads { get; private set; }
        public bool ApplyCommands { get; set; } = true;
        public bool BecomeUnavailableAfterSend { get; set; }
        public string? ModeAfterTemperature { get; set; }
        public Action<int>? BeforeRead { get; set; }
        public Task<IReadOnlyList<HomeAssistantState>> GetStatesAsync(CancellationToken cancellationToken = default)
        {
            cancellationToken.ThrowIfCancellationRequested(); Reads++;
            BeforeRead?.Invoke(Reads);
            return Task.FromResult<IReadOnlyList<HomeAssistantState>>(States.Values.ToArray());
        }
        public Task CallServiceAsync(string domain, string service, IReadOnlyDictionary<string, object?> data,
            CancellationToken cancellationToken = default)
        {
            cancellationToken.ThrowIfCancellationRequested();
            var entityId = (string)data["entity_id"]!;
            Calls.Add(new(service, entityId, domain, service, new Dictionary<string, object?>(data)));
            if (!ApplyCommands) return Task.CompletedTask;
            var previous = States[entityId];
            var attributes = previous.Attributes.EnumerateObject().ToDictionary(item => item.Name, item => (object?)item.Value.Clone());
            var current = service switch
            {
                "set_hvac_mode" => (string)data["hvac_mode"]!,
                "set_temperature" when ModeAfterTemperature is not null => ModeAfterTemperature,
                "turn_on" => "heat",
                "turn_off" => "off",
                _ => previous.State
            };
            if (data.TryGetValue("temperature", out var temperature)) attributes["temperature"] = temperature;
            if (data.TryGetValue("fan_mode", out var fan)) attributes["fan_mode"] = fan;
            States[entityId] = new() { EntityId = entityId, State = BecomeUnavailableAfterSend ? "unavailable" : current,
                Attributes = JsonSerializer.SerializeToElement(attributes) };
            return Task.CompletedTask;
        }
    }
}