Time.cs

namespace CourseView
{
    public class Time : IComparable<Time>
    {
        public int Hour { get; set; }
        public int Minute { get; set; }
        public int Second { get; set; }

        public static Time FromHourString(string timeString)
        {
            string[] split = Tools.DivideString(timeString, 2);

            if (split.Length < 2)
                return new Time();
            
            for (int x = 0; x < split.Length; x++)
                if (split[x] == "00")
                    split[x] = "0";
        
            return new Time(Convert.ToInt32(split[0]), Convert.ToInt32(split[1])); 
        }

        public static Time FromSQLString(string sqlString)
        {
            string[] splitStrings;
            
            return new Time(Convert.ToInt32((splitStrings = sqlString.Split(':'))[0]), 
                Convert.ToInt32(splitStrings[1]),
                Convert.ToInt32(splitStrings[2]));
        } 

        public int CompareTo(Time time)
        {
            int[,] timeCompArray = new int[,] {
                {
                    time.Hour, time.Minute, time.Second
                },
                {
                    this.Hour, this.Minute, this.Second 
                }
            };

            for (int x = 0; x < 3; x++)
                if (timeCompArray[0, x] > timeCompArray[1, x])
                    return 1;
            
            return 0; 
        }

        public override string ToString()
        {
            return $"{this.Hour}:{this.Minute}:{this.Second}";
        }

        public Time(int hour = 0, int minute = 0, int second = 0)
        {
            this.Hour = hour;
            this.Minute = minute;
            this.Second = second;
        }
    }
}