DD.WellWorkover.Cloud/AsbCloudApp/Data/SimpleTimezoneDto.cs

namespace AsbCloudApp.Data
{
    /// <summary>
    /// âðåìåííàÿ çîíà
    /// </summary>
    public class SimpleTimezoneDto
    {
        /// <summary>
        /// ñìåùåíèå â ÷àñàõ îòíîñèòåëüíî UTC
        /// </summary>
        public double Hours { get; set; }

        /// <summary>
        /// èäåíòèôèêàòîð ÷àñîâîé çîíû
        /// </summary>
        public string TimezoneId { get; set; }

        /// <summary>
        /// çàïðåò íà ïåðåîïðåäåëåíèå
        /// </summary>
        public bool IsOverride { get; set; }

        /// <inheritdoc/>
        public override bool Equals(object obj)
        {
            if (obj is SimpleTimezoneDto tTimeZone
                && tTimeZone.Hours == Hours
                && tTimeZone.TimezoneId == TimezoneId
                && tTimeZone.IsOverride == IsOverride)
                return true;
            return false;
        }

        /// <inheritdoc/>
        public override int GetHashCode()
           => Hours.GetHashCode()
            | TimezoneId.GetHashCode()
            | IsOverride.GetHashCode();

        /// <inheritdoc/>
        public override string ToString()
            => $"{TimezoneId} (UTC+{Hours:00.##})";
    }
}