using System;
using System.Collections.Generic;
using System.Linq;

namespace EvoCalculator.Core.Tools.GroupColumns;

public static partial class GroupColumns
{
    public static List<KeyValuePair<DateTime, decimal>> Create(IEnumerable<DateTime> dates,
        IEnumerable<decimal> values)
    {
        return dates
            .Select((x, i) => new KeyValuePair<DateTime, decimal>(x, values.ElementAtOrDefault(i)))
            .ToList();
    }

    public static List<KeyValuePair<DateTime, decimal>> CreateMatchedLength(IEnumerable<DateTime> dates,
        IEnumerable<decimal> values)
    {
        int minLength = Math.Min(dates.Count(), values.Count());

        List<KeyValuePair<DateTime, decimal>> result = dates
            .Zip(values, (date, value) => new KeyValuePair<DateTime, decimal>(date, value))
            .Take(minLength)
            .ToList();

        return result;
    }
}