using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using LCU.API.Collections.RepoApi.Models.Reporting;
using LCU.Shared.Collections.RepoApiLib.Formatting;
using LCU.Shared.Collections.RepoApiLib.Models.Reporting.Responses;
using Xunit;

namespace LCU.API.Collections.RepoApiTests
{
    internal class DummyClass
    {
        public int RepoId { get; set; }
        public string SomeString { get; set; }
    }

    public class DataTableFormattingTest
    {
        [Fact]
        public void CreateDataTable_Ok()
        {
            // Arrange
            var dummyData = new List<DummyClass>()
            {
                new DummyClass()
                {
                    RepoId = 49,
                    SomeString = "String"
                },
                new DummyClass()
                {
                    RepoId = 51
                }
            };

            // Act
            var dataTable = DataTableFormatting.CreateDataTable(
                dummyData,
                (entry) => entry.RepoId,
                (entry) => new ReportHeaderCellMap()
                {
                    Header = "First Header",
                    Cell = new ReportCell()
                    {
                        Display = entry?.SomeString,
                        Value = 123
                    }
                },
                (entry) => new ReportHeaderCellMap()
                {
                    Header = "2nd Header",
                    Cell = new ReportCell()
                    {
                        Display = "Whatever I want",
                        Value = true
                    }
                });

            // Assert
            Assert.NotNull(dataTable);

            Assert.Equal(2, dataTable.Headers.Length);
            Assert.Equal("First Header", dataTable.Headers[0]);
            Assert.Equal("2nd Header", dataTable.Headers[1]);

            Assert.Equal(2, dataTable.Rows.Count());

            var firstRow = dataTable.Rows.ElementAt(0);
            Assert.Equal(49, firstRow.RepoId);
            Assert.Equal("String", firstRow.Cells[0].Display);
            Assert.Equal(123, firstRow.Cells[0].Value);
            Assert.Equal("Whatever I want", firstRow.Cells[1].Display);
            Assert.Equal(true, firstRow.Cells[1].Value);

            var secondRow = dataTable.Rows.ElementAt(1);
            Assert.Equal(51, secondRow.RepoId);
            Assert.Null(secondRow.Cells[0].Display);
            Assert.Equal(123, secondRow.Cells[0].Value);
            Assert.Equal("Whatever I want", secondRow.Cells[1].Display);
            Assert.Equal(true, secondRow.Cells[1].Value);
        }
    }
}