using XFEExtension.NetCore.XUnit.Attributes;
using XFEEDToolBox.Core.Engineering;
using XFEEDToolBox.Core.Models;
using XFEEDToolBox.Core.Outfitting;
namespace XFEEDToolBox.Test;

[TestFixture]
public class RefitTests
{
    private static readonly OutfittingCatalog Outfitting=OutfittingCatalog.Default;
    private static FittedModule Cannon(string slot)=>new(){Slot=slot,Item="hpt_multicannon_gimbal_large",Name="Multi-Cannon"};
    private static ShipRecord Ship()=>new(){ShipId=1,Type="anaconda",ConfigurationAt=DateTimeOffset.UtcNow,Modules=[Cannon("LargeHardpoint1"),Cannon("LargeHardpoint2")]};
    private static EngineerAccess Engineer=>new(){Id=300260,Name="Tod 'The Blaster' McQuinn",Progress="Unlocked",Rank=1,ReputationMin=0,ReputationMax=0};
    [Test] public void SimulationNeverMutatesSourceAndRejectsOversizedModule()
    {
        var source=Ship();var simulation=ShipRefit.Create(source,Outfitting);var definition=Outfitting.Modules.First(m=>m.Category=="hardpoint"&&m.Size==4);
        var choice=new RefitModuleChoice("","计划购入",new(){Item=definition.Item},definition);
        Check.Throws<InvalidOperationException>(()=>ShipRefit.Install(simulation,"LargeHardpoint1",choice,Outfitting));
        var removed=ShipRefit.Install(simulation,"LargeHardpoint1",null,Outfitting);
        Check.That(removed.Slots.Single(s=>s.Slot=="LargeHardpoint1").Module is null);Check.Equal(2,source.Modules.Count);
        Check.That(simulation.Slots.Single(s=>s.Slot=="LargeHardpoint1").Module is not null);
    }
    [Test] public void OwnedModuleCannotBeDuplicatedAcrossSlots()
    {
        var simulation=ShipRefit.Create(Ship(),Outfitting);var module=Cannon("LargeHardpoint1");var choice=new RefitModuleChoice("ship:1:LargeHardpoint1","现有模块",module,Outfitting.Find(module.Item)!);
        Check.Throws<InvalidOperationException>(()=>ShipRefit.Install(simulation,"LargeHardpoint2",choice,Outfitting));
        simulation=ShipRefit.Install(simulation,"LargeHardpoint1",null,Outfitting);
        simulation=ShipRefit.Install(simulation,"LargeHardpoint2",choice,Outfitting);Check.That(simulation.Slots.Single(s=>s.Slot=="LargeHardpoint2").Module?.Slot=="LargeHardpoint2");
    }
    [Test] public void WholeShipSharesEngineerReputationAndSubtractsInventoryOnce()
    {
        var source=Ship();var doc=ShipRefit.Create(source,Outfitting);var target=new RefitTarget("Overcharged Weapon",5,1,"",300260,false,true);
        doc=ShipRefit.SetTarget(doc,"LargeHardpoint1",target);doc=ShipRefit.SetTarget(doc,"LargeHardpoint2",target);
        var together=ShipRefitPlanner.Calculate(doc,EngineeringCatalog.Default,[Engineer],[new("nickel","Nickel",8)]);
        var independent=EngineeringPlanner.Calculate(EngineeringCatalog.Default,source.Modules[0],target.Blueprint,5,1,null,Engineer,[]);
        Check.That(together.Complete);Check.Equal(2,together.Modules.Count);Check.Equal(15,together.Modules[1].Rolls);
        Check.That(together.Modules.Sum(m=>m.Rolls)<independent.Rolls.Count*2);
        var nickel=together.Materials.Single(m=>m.Key=="nickel");Check.Equal(8,nickel.Owned);Check.Equal(Math.Max(0,nickel.Required-8),nickel.Missing);
    }
    [Test] public void EmptyHardpointsAreAvailableFromReferenceShape()
    {
        var doc=ShipRefit.Create(Ship(),Outfitting);var empty=doc.Slots.Single(s=>s.Slot=="HugeHardpoint1");Check.That(empty.Module is null&&empty.Capacity==4);
    }
    [Test] public void EmptyOptionalAndMilitarySlotsUseCurrentShipLayout()
    {
        var doc=ShipRefit.Create(Ship(),Outfitting);
        Check.That(doc.Slots.Any(s=>s.Slot=="Slot01_Size7"&&s.Module is null&&s.Capacity==7));
        Check.That(doc.Slots.Any(s=>s.Slot=="Military01"&&s.Capacity==5));
        Check.That(doc.Slots.All(s=>!s.Slot.StartsWith("Slot")||s.Category=="internal"));
        Check.Equal(doc.Slots.Count,doc.Slots.Select(s=>s.Slot).Distinct().Count());
    }
    [Test] public void MissingRemoteShipConfigurationIsNotInvented()
    {Check.Throws<InvalidOperationException>(()=>ShipRefit.Create(new(){ShipId=2,Type="anaconda"},Outfitting));}
}