using GameHandler.UnitTests.Mocks;
using GameModel;
using GameModel.Exceptions;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace GameHandler.UnitTests
{
    [TestFixture]
    internal class ExpenseHandlerTests
    {
        private ExpenseHandler _eh;
        private int[] _player;

        [SetUp] 
        public void SetUp() 
        {
            _eh = new ExpenseHandler(new FakeExpenseRepository());
            _player = new[] { 1, 2, 3, 4 };
        }

        [Test]
        public void CheckThrow_SinkCausesMultipleSinkExpsenses()
        {
            var bs = BoardState.Create();
            var model = _eh.CheckThrow(bs, PinThrow.Create(1, PinPicture.Create(), false, true), _player).Result;
            var expense1 = model.First();
            var expense2 = model.Skip(1).First();
            Assert.That(expense1.Name, Is.EqualTo("Gosse"));
            Assert.That(expense2.Name, Is.EqualTo("Gosse2"));
        }

        [Test]
        public void CheckThrow_NinePinsCausesExpenseForAllOthers()
        {
            var bs = BoardState.Create();
            var model = _eh.CheckThrow(bs, PinThrow.Create(1, PinPicture.CreateAllPins(), false, false), _player).Result;
            Assert.That(model.Count, Is.EqualTo(_player.Count()-1));
        }

        [Test]
        public void CheckThrow_NoWoodAndBellCausesSinkAndBellExpsense()
        {
            var bs = BoardState.Create();
            var model = _eh.CheckThrow(bs, PinThrow.Create(1, true, true), _player).Result;
            var expense1 = model.First();
            var expense2 = model.Skip(2).First(); // there are two triggers for sink in testdata
            Assert.That(expense1.Name, Is.EqualTo("Gosse"));
            Assert.That(expense2.Name, Is.EqualTo("Klingel"));
            Assert.That(model.Count, Is.EqualTo(3));
        }

        [Test]
        public void CheckThrow_ThrowsExcetionIfPlayerIsNotPartOfModel()
        {
            var bs = BoardState.Create();
            Assert.That(() => _eh.CheckThrow(bs, PinThrow.Create(5, PinPicture.Create(), false, true), _player), Throws.TypeOf<InvalidPinThrowException>());
        }
    }
}