using System.Collections.Generic;
using System.IO;
using Xunit;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using CRIF.ACTion.Loan.Assets;
using Landmark.OLA.Models.Assets;
using Landmark.OLA.Models.Assets.Enums;

namespace CRIF.ACTion.Tests.Loan
{
    public class LienPositionTest
    {

        private readonly RealEstateBase _realEstateBase = new()
        {
            CurrentlyBeingRemodeledOrImproved = false,
            CurrentlyListedForSale = true,
            Use = PropertyUse.SecondHome,
            LienPosition = new LienPosition
            {
                HasFirstMortgage = true,
                HasSecondMortgage = true,
                PayoffFirstMortgage = false,
                PayoffSecondMortgage = false
            }
        };

        [Fact]
        public void GetFirstLienPositionTest()
        {
            _ = new RealEstateProperty(_realEstateBase);

            using StreamReader file = File.OpenText("Loan" + Path.DirectorySeparatorChar +
                "json" + Path.DirectorySeparatorChar + "TestLienPositions.json");
            using JsonTextReader reader = new(file);
            JObject allData = (JObject)JToken.ReadFrom(reader);
            JArray firstLien = (JArray)allData["first"];
            IList<LienPosition> validFirstLienPositions = firstLien.ToObject<IList<LienPosition>>();
            JArray secondLien = (JArray)allData["second"];
            IList<LienPosition> validSecondLienPositions = secondLien.ToObject<IList<LienPosition>>();
            JArray thirdLien = (JArray)allData["third"];
            IList<LienPosition> validThirdLienPositions = thirdLien.ToObject<IList<LienPosition>>();

            foreach (var position in validFirstLienPositions)
            {
                LienPositionType calculatedPosition = RealEstateProperty.GetLienPosition(position);
                Assert.Equal(LienPositionType.First, calculatedPosition);
            }
            foreach (var position in validSecondLienPositions)
            {
                LienPositionType calculatedPosition = RealEstateProperty.GetLienPosition(position);
                Assert.Equal(LienPositionType.Second, calculatedPosition);
            }
            foreach (var position in validThirdLienPositions)
            {
                LienPositionType calculatedPosition = RealEstateProperty.GetLienPosition(position);
                Assert.Equal(LienPositionType.Third, calculatedPosition);
            }
        }
    }
}