using System;

namespace VisionCommon {
    public class SubSysInfo {
        private UnitInfo _unitInfo;
        public eUnitId UnitId {
            get { return _unitInfo.UnitId; }
            set { _unitInfo.UnitId = value; }
        }
        public string UnitName {
            get { return _unitInfo.UnitName; }
            set { _unitInfo.UnitName = value; }
        }
        public eSubSysId SubSysId { get; set; } = eSubSysId.None;
        public string SubSysName { get; set; } = string.Empty;

        public SubSysInfo(UnitInfo unitInfo, eSubSysId subSysid, string subSysName) {
            _unitInfo = unitInfo.Clone();
            SubSysId = subSysid;
            SubSysName = subSysName;
        }

        public new SubSysInfo Clone() {
            return new SubSysInfo(
                new UnitInfo(UnitId, UnitName),
                SubSysId, SubSysName);
        }

        public string GetKey() {
            return CreateKey(UnitId, SubSysId);
        }

        public static string CreateKey(eUnitId unitId, eSubSysId subSysId) {
            return $"{(int)unitId}_{(int)subSysId}";
        }

        public override string ToString() {
            return $"{(int)UnitId}-{UnitName}_{(int)SubSysId}-{SubSysName}";
        }

        public override bool Equals(object obj) {
            return Equals(obj as SubSysInfo);
        }

        public bool Equals(SubSysInfo subSysInfo) {
            if (subSysInfo is null) {
                return false;
            }

            if (Object.ReferenceEquals(this, subSysInfo)) {
                return true;
            }

            return this.UnitId == subSysInfo.UnitId
                && this.SubSysId == subSysInfo.SubSysId;
        }

        public override int GetHashCode() {
            return _unitInfo.GetHashCode() ^ SubSysId.GetHashCode();
        }

        public UnitInfo ToUnitInfo() {
            return _unitInfo.Clone();
        }
    }
}