using MagicCarpetContracts.DataModels;
using MagicCarpetContracts.Enums;
using MagicCarpetContracts.Exceptions;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace MagicCarpetTests.DataModelTests;

[TestFixture]
internal class AgencyDataModelTests
{
    [Test]
    public void IdIsNullOrEmptyTest()
    {
        var model = CreateDataModel(null, TourType.Beach, 1, CreateSubDataModel());
        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
        model = CreateDataModel(string.Empty, TourType.Beach, 1, CreateSubDataModel());
        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void IdIsNotGuidTest()
    {
        var model = CreateDataModel("id", TourType.Beach, 1, CreateSubDataModel());
        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void TypeIsNoneTest()
    {
        var model = CreateDataModel(Guid.NewGuid().ToString(), TourType.None, 1, CreateSubDataModel());
        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void CountIsLessOrZeroTest()
    {
        var model = CreateDataModel(Guid.NewGuid().ToString(), TourType.None, 0, CreateSubDataModel());
        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());

        model = CreateDataModel(Guid.NewGuid().ToString(), TourType.None, -1, CreateSubDataModel());
        Assert.That(() => model.Validate(), Throws.TypeOf<ValidationException>());
    }
    [Test]
    public void ToursIsNullOrEmptyTest()
    {
        var sale = CreateDataModel(Guid.NewGuid().ToString(), TourType.Beach, 1, null);
        Assert.That(() => sale.Validate(), Throws.TypeOf<ValidationException>());

        sale = CreateDataModel(Guid.NewGuid().ToString(), TourType.Beach, 1, []);
        Assert.That(() => sale.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void AllFieldsIsCorrectTest()
    {
        var id = Guid.NewGuid().ToString();
        var type = TourType.Beach;
        var count = 1;
        var tours = CreateSubDataModel();
        var model = CreateDataModel(id, type, count, tours);
        Assert.DoesNotThrow(() => model.Validate());
        Assert.Multiple(() =>
        {
            Assert.That(model.Id, Is.EqualTo(id));
            Assert.That(model.Type, Is.EqualTo(type));
            Assert.That(model.Count, Is.EqualTo(count));
            Assert.That(model.Tours, Is.EqualTo(tours));
        });
    }

    private static AgencyDataModel CreateDataModel(string? id, TourType type, int count, List<TourAgencyDataModel> tours)
        => new AgencyDataModel(id, type, count, tours);
    private static List<TourAgencyDataModel> CreateSubDataModel()
        => [new(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 1)];
}