using PowderCoating.Application.Services;
using PowderCoating.Core.Entities;
using PowderCoating.Core.Enums;

namespace PowderCoating.UnitTests;

public class ShopCapabilityCalculatorTests
{
    [Fact]
    public void GetBlastRateSqFtPerHour_WithOverride_ReturnsOverride()
    {
        var costs = new CompanyOperatingCosts
        {
            BlastRateSqFtPerHourOverride = 42.5m,
            CompressorCfm = 150m,
            BlastNozzleSize = 6,
            BlastSetupType = BlastSetupType.PressurePot,
            PrimaryBlastSubstrate = BlastSubstrateType.Paint
        };

        var result = ShopCapabilityCalculator.GetBlastRateSqFtPerHour(costs);

        Assert.Equal(42.5m, result);
    }

    [Fact]
    public void GetBlastRateSqFtPerHour_WithNoCompressorCfm_ReturnsZero()
    {
        var costs = new CompanyOperatingCosts
        {
            CompressorCfm = 0m
        };

        var result = ShopCapabilityCalculator.GetBlastRateSqFtPerHour(costs);

        Assert.Equal(0m, result);
    }

    [Fact]
    public void GetBlastRateSqFtPerHour_DerivesRateFromEquipmentInputs()
    {
        var costs = new CompanyOperatingCosts
        {
            CompressorCfm = 150m,
            BlastNozzleSize = 6,
            BlastSetupType = BlastSetupType.PressurePot,
            PrimaryBlastSubstrate = BlastSubstrateType.Paint
        };

        var result = ShopCapabilityCalculator.GetBlastRateSqFtPerHour(costs);

        Assert.Equal(58.5m, result);
    }

    [Fact]
    public void GetBlastRateSqFtPerHour_ForNamedSetup_UsesSetupOverload()
    {
        var setup = new CompanyBlastSetup
        {
            Name = "Main Cabinet",
            CompressorCfm = 7m,
            BlastNozzleSize = 4,
            SetupType = BlastSetupType.SiphonCabinet,
            PrimarySubstrate = BlastSubstrateType.Mixed
        };

        var result = ShopCapabilityCalculator.GetBlastRateSqFtPerHour(setup);

        Assert.Equal(1.7m, result);
    }

    [Theory]
    [InlineData(CoatingGunType.Corona, 40)]
    [InlineData(CoatingGunType.Tribo, 35)]
    [InlineData(CoatingGunType.Both, 40)]
    public void GetCoatingRateSqFtPerHour_ReturnsExpectedDefaultByGunType(CoatingGunType gunType, decimal expected)
    {
        var costs = new CompanyOperatingCosts
        {
            CoatingGunType = gunType
        };

        var result = ShopCapabilityCalculator.GetCoatingRateSqFtPerHour(costs);

        Assert.Equal(expected, result);
    }

    [Theory]
    [InlineData(ShopCapabilityTier.Garage, BlastSetupType.SiphonCabinet, 7, 4, BlastSubstrateType.Mixed)]
    [InlineData(ShopCapabilityTier.Small, BlastSetupType.PressurePot, 40, 5, BlastSubstrateType.Mixed)]
    [InlineData(ShopCapabilityTier.Medium, BlastSetupType.PressurePot, 80, 5, BlastSubstrateType.Mixed)]
    [InlineData(ShopCapabilityTier.Large, BlastSetupType.PressurePot, 150, 6, BlastSubstrateType.Mixed)]
    public void TierDefaults_ReturnExpectedPresetValues(
        ShopCapabilityTier tier,
        BlastSetupType expectedSetup,
        decimal expectedCfm,
        int expectedNozzle,
        BlastSubstrateType expectedSubstrate)
    {
        var defaults = ShopCapabilityCalculator.TierDefaults(tier);

        Assert.Equal(expectedSetup, defaults.SetupType);
        Assert.Equal(expectedCfm, defaults.Cfm);
        Assert.Equal(expectedNozzle, defaults.NozzleSize);
        Assert.Equal(expectedSubstrate, defaults.Substrate);
    }
}