using Xunit;
using YZWater.Core.Models;
using YZWater.Core.Services;

namespace YZWater.Core.Tests.Services;

/// <summary>
/// 自动控制服务集成测试
/// 使用 MockPlcService 模拟 PLC 数据
/// </summary>
public class AutoControlIntegrationTests
{
    [Fact]
    public void AutoControlService_ShouldBeCreated()
    {
        var service = AutoControlService.Instance;
        Assert.NotNull(service);
    }

    [Fact]
    public void AutoControlService_DefaultSettings()
    {
        var service = AutoControlService.Instance;
        Assert.True(service.IsEnabled);
        Assert.Equal(60, service.MinIntervalSeconds);
        Assert.Equal(3, service.StartDelaySeconds);
        Assert.Equal(5, service.StopDelaySeconds);
        Assert.True(service.EnablePumpRotation);
    }

    [Fact]
    public void AutoControlService_CanToggleEnabled()
    {
        var service = AutoControlService.Instance;
        var original = service.IsEnabled;

        service.IsEnabled = false;
        Assert.False(service.IsEnabled);

        service.IsEnabled = true;
        Assert.True(service.IsEnabled);

        service.IsEnabled = original;
    }

    [Fact]
    public void AutoControlService_CanTogglePumpRotation()
    {
        var service = AutoControlService.Instance;
        var original = service.EnablePumpRotation;

        service.EnablePumpRotation = false;
        Assert.False(service.EnablePumpRotation);

        service.EnablePumpRotation = true;
        Assert.True(service.EnablePumpRotation);

        service.EnablePumpRotation = original;
    }

    [Fact]
    public void AutoControlService_CanModifyDelays()
    {
        var service = AutoControlService.Instance;

        service.StartDelaySeconds = 5;
        service.StopDelaySeconds = 10;
        service.MinIntervalSeconds = 120;

        Assert.Equal(5, service.StartDelaySeconds);
        Assert.Equal(10, service.StopDelaySeconds);
        Assert.Equal(120, service.MinIntervalSeconds);

        // Reset
        service.StartDelaySeconds = 3;
        service.StopDelaySeconds = 5;
        service.MinIntervalSeconds = 60;
    }

    [Fact]
    public void MockPlcService_ShouldBeToggleable()
    {
        MockPlcService.Enable();
        Assert.True(MockPlcService.IsEnabled);
    }

    [Fact]
    public void MockPlcService_ShouldGenerateData()
    {
        MockPlcService.Enable();

        var data = new PlcDataModel();
        MockPlcService.UpdateData(data);

        // Mock 模式应生成模拟数据
        Assert.True(data.IsDataValid || data.LastReadTime > DateTime.MinValue);
    }

    [Fact]
    public void ProjectProfile_CanCreatePumpConfig()
    {
        var pump = new PumpConfig
        {
            Name = "TestPump",
            RunAddress = "Q0.1",
            FaultAddress = "I0.1",
            CurrentAddress = "VD50",
            StartAddress = "M1.3",
            StopAddress = "M1.4"
        };

        Assert.Equal("TestPump", pump.Name);
        Assert.Equal("Q0.1", pump.RunAddress);
        Assert.Equal("I0.1", pump.FaultAddress);
    }

    [Fact]
    public void ProjectProfile_CanCreateTankConfig()
    {
        var tank = new TankConfig
        {
            Name = "TestTank",
            LevelAddress = "VD62",
            StartPump1LevelAddress = "VD500",
            StopLevelAddress = "VD528",
            ProtectionLevelAddress = "VD962"
        };

        Assert.Equal("TestTank", tank.Name);
        Assert.Equal("VD62", tank.LevelAddress);
    }

    [Fact]
    public void ProjectProfile_CanCreateFullProfile()
    {
        var profile = new ProjectProfile
        {
            Name = "测试项目",
            Description = "测试用项目档案",
            Pumps = new()
            {
                new PumpConfig { Name = "P1", RunAddress = "Q0.1", FaultAddress = "I0.1" },
                new PumpConfig { Name = "P2", RunAddress = "Q0.2", FaultAddress = "I0.2" }
            },
            Tanks = new()
            {
                new TankConfig { Name = "T1", LevelAddress = "VD62" }
            },
            AlarmThresholds = new AlarmThresholds
            {
                PressureHigh = 1.2f,
                PressureLow = 0.1f
            }
        };

        Assert.Equal("测试项目", profile.Name);
        Assert.Equal(2, profile.Pumps.Count);
        Assert.Single(profile.Tanks);
        Assert.NotNull(profile.AlarmThresholds);
        Assert.Equal(1.2f, profile.AlarmThresholds.PressureHigh);
    }
}