using System;
using System.Collections.Generic;
using static StellaOps.Localization.T;

namespace StellaOps.Configuration;

public sealed partial class StellaOpsAuthorityOptions
{
    private static void ValidateLifetime(TimeSpan value, string propertyName, TimeSpan maximum)
    {
        if (value <= TimeSpan.Zero)
        {
            throw new InvalidOperationException(_t("config.authority.property_greater_than_zero", propertyName));
        }

        if (value > maximum)
        {
            throw new InvalidOperationException(_t("config.authority.property_max", propertyName, maximum));
        }
    }

    private static void NormaliseList(IList<string> values)
    {
        if (values.Count == 0)
        {
            return;
        }

        var unique = new HashSet<string>(StringComparer.OrdinalIgnoreCase);

        for (var index = values.Count - 1; index >= 0; index--)
        {
            var entry = values[index];

            if (string.IsNullOrWhiteSpace(entry))
            {
                values.RemoveAt(index);
                continue;
            }

            var trimmed = entry.Trim();
            if (!unique.Add(trimmed))
            {
                values.RemoveAt(index);
                continue;
            }

            values[index] = trimmed;
        }
    }
}