using OpenNest.Engine.Testing;
using static OpenNest.Engine.Testing.JobBuilder;
using static OpenNest.Engine.Testing.Shapes;
using System;
using System.Collections.Generic;
using System.Linq;
using OpenNest.CNC;
using OpenNest.Engine.Jobs;
using OpenNest.Engine.Jobs.Adapters;
using OpenNest.Geometry;

namespace OpenNest.Engine.__NAME__.Tests;

/// <summary>
/// Starter acceptance tests. Every layout is checked by the shared NestLayoutCheck the benchmark
/// scores with, so a passing test means the benchmark will accept the layout. They fail until
/// Solve() is implemented; add engine-specific tests alongside them.
/// </summary>
public class __NAME__NestingEngineTests
{
    [Fact]
    public void HasPublicParameterlessConstructorForPluginDiscovery()
    {
        var engine = Activator.CreateInstance(typeof(__NAME__NestingEngine));
        Assert.IsAssignableFrom<INestingEngine>(engine);
    }

    [Fact]
    public void RectanglesFitOnOneSheetWithSpacing()
    {
        var job = Job(new[] { Part("rect", Rectangle(10, 5), 12) }, new[] { Stock("sheet", 48, 96, spacing: 0.25) });

        var result = new __NAME__NestingEngine().Solve(job);

        LayoutAssert.Valid(job, result);
        Assert.Equal(NestJobStatus.Complete, result.Status);
        Assert.Single(result.Plates);
        Assert.Equal(12, result.Plates[0].Placements.Count);
    }

    [Theory]
    [InlineData(1)]
    [InlineData(2)]
    [InlineData(3)]
    [InlineData(4)]
    public void MixedArcAndConcavePartsAreValidInEveryQuadrant(int quadrant)
    {
        var job = Job(
            new[]
            {
                Part("disc", Disc(3), 10),
                Part("ell", LShape(12, 8, 4), 10),
                Part("tri", Triangle(9, 6), 10),
            },
            new[] { Stock("sheet", 40, 60, spacing: 0.5, edge: new Spacing(0.5, 0.5, 0.5, 0.5), quadrant: quadrant) }
        );

        var result = new __NAME__NestingEngine().Solve(job);

        LayoutAssert.Valid(job, result);
        Assert.Equal(NestJobStatus.Complete, result.Status);
    }

    [Fact]
    public void OverflowSpillsOntoAdditionalSheets()
    {
        var job = Job(new[] { Part("square", Rectangle(10, 10), 30) }, new[] { Stock("sheet", 25, 45, spacing: 0.25) });

        var result = new __NAME__NestingEngine().Solve(job);

        LayoutAssert.Valid(job, result);
        Assert.Equal(NestJobStatus.Complete, result.Status);
        Assert.True(result.Plates.Count > 1);
    }

    [Fact]
    public void PartTooBigForAnySheetIsReportedUnplaced()
    {
        var job = Job(
            new[] { Part("huge", Rectangle(50, 50), 1), Part("small", Rectangle(5, 5), 4) },
            new[] { Stock("sheet", 20, 20, spacing: 0.25) }
        );

        var result = new __NAME__NestingEngine().Solve(job);

        LayoutAssert.Valid(job, result);
        var huge = Assert.Single(result.Fulfillment, f => f.PartId == "huge");
        Assert.Equal(1, huge.Unplaced);
    }

}

public sealed class __NAME__ContractTests : EngineContractTests<__NAME__NestingEngine> { }