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| 1 | +using System; |
| 2 | + |
| 3 | +namespace Abstract.FileSystem.Internals |
| 4 | +{ |
| 5 | + /// <summary> |
| 6 | + /// Base for enumerations |
| 7 | + /// </summary> |
| 8 | + public abstract class Enumeration : IComparable |
| 9 | + { |
| 10 | + /// <summary> |
| 11 | + /// Gets the Id |
| 12 | + /// </summary> |
| 13 | + public int Id { get; } |
| 14 | + |
| 15 | + /// <summary> |
| 16 | + /// Gets the Name |
| 17 | + /// </summary> |
| 18 | + public string Name { get; } |
| 19 | + |
| 20 | + protected Enumeration(string name) |
| 21 | + { |
| 22 | + Id = 0; |
| 23 | + Name = name; |
| 24 | + } |
| 25 | + |
| 26 | + protected Enumeration(int id, string name) |
| 27 | + { |
| 28 | + Id = id; |
| 29 | + Name = name; |
| 30 | + } |
| 31 | + |
| 32 | + /// <summary> |
| 33 | + /// The string value |
| 34 | + /// </summary> |
| 35 | + /// <returns></returns> |
| 36 | + public override string ToString() |
| 37 | + { |
| 38 | + return Name; |
| 39 | + } |
| 40 | + |
| 41 | + /// <summary> |
| 42 | + /// Gets the lower string value |
| 43 | + /// </summary> |
| 44 | + /// <returns></returns> |
| 45 | + public string ToLower() |
| 46 | + { |
| 47 | + return Name.ToLower(); |
| 48 | + } |
| 49 | + |
| 50 | + /// <summary> |
| 51 | + /// |
| 52 | + /// </summary> |
| 53 | + /// <param name="obj"></param> |
| 54 | + /// <returns></returns> |
| 55 | + public int CompareTo(object obj) |
| 56 | + { |
| 57 | + if (Id.CompareTo(((Enumeration)obj).Id) > 0 || string.Compare(Name, ((Enumeration)obj).Name, StringComparison.Ordinal) > 0) |
| 58 | + { |
| 59 | + return 1; |
| 60 | + } |
| 61 | + |
| 62 | + if (Id.CompareTo(((Enumeration)obj).Id) == 0 && string.Compare(Name, ((Enumeration)obj).Name, StringComparison.Ordinal) == 0) |
| 63 | + { |
| 64 | + return 0; |
| 65 | + } |
| 66 | + |
| 67 | + return -1; |
| 68 | + } |
| 69 | + |
| 70 | + /// <summary> |
| 71 | + /// |
| 72 | + /// </summary> |
| 73 | + /// <param name="left"></param> |
| 74 | + /// <param name="right"></param> |
| 75 | + /// <returns></returns> |
| 76 | + public static int Compare(Enumeration left, Enumeration right) |
| 77 | + { |
| 78 | + if (ReferenceEquals(left, right)) |
| 79 | + { |
| 80 | + return 0; |
| 81 | + } |
| 82 | + |
| 83 | + if (left is null) |
| 84 | + { |
| 85 | + return -1; |
| 86 | + } |
| 87 | + |
| 88 | + return left.CompareTo(right); |
| 89 | + } |
| 90 | + |
| 91 | + /// <summary> |
| 92 | + /// |
| 93 | + /// </summary> |
| 94 | + /// <param name="obj"></param> |
| 95 | + /// <returns></returns> |
| 96 | + public override bool Equals(object obj) |
| 97 | + { |
| 98 | + if (obj is string v) |
| 99 | + { |
| 100 | + return ToString() == v; |
| 101 | + } |
| 102 | + |
| 103 | + return obj is Enumeration en && en.Id == Id && en.ToLower() == ToLower(); |
| 104 | + } |
| 105 | + |
| 106 | + /// <summary> |
| 107 | + /// |
| 108 | + /// </summary> |
| 109 | + /// <returns></returns> |
| 110 | + public override int GetHashCode() |
| 111 | + { |
| 112 | + return new { Id, Name }.GetHashCode(); |
| 113 | + } |
| 114 | + |
| 115 | + /// <summary> |
| 116 | + /// |
| 117 | + /// </summary> |
| 118 | + /// <param name="en"></param> |
| 119 | + public static implicit operator string(Enumeration en) |
| 120 | + { |
| 121 | + return en.ToString(); |
| 122 | + } |
| 123 | + |
| 124 | + /// <summary> |
| 125 | + /// |
| 126 | + /// </summary> |
| 127 | + /// <param name="left"></param> |
| 128 | + /// <param name="right"></param> |
| 129 | + /// <returns></returns> |
| 130 | + public static bool operator ==(Enumeration left, Enumeration right) |
| 131 | + { |
| 132 | + if (left is null) |
| 133 | + { |
| 134 | + return right is null; |
| 135 | + } |
| 136 | + |
| 137 | + return left.Equals(right); |
| 138 | + } |
| 139 | + |
| 140 | + /// <summary> |
| 141 | + /// |
| 142 | + /// </summary> |
| 143 | + /// <param name="left"></param> |
| 144 | + /// <param name="right"></param> |
| 145 | + /// <returns></returns> |
| 146 | + public static bool operator !=(Enumeration left, Enumeration right) |
| 147 | + { |
| 148 | + return !(left == right); |
| 149 | + } |
| 150 | + |
| 151 | + /// <summary> |
| 152 | + /// |
| 153 | + /// </summary> |
| 154 | + /// <param name="left"></param> |
| 155 | + /// <param name="right"></param> |
| 156 | + /// <returns></returns> |
| 157 | + public static bool operator <(Enumeration left, Enumeration right) |
| 158 | + { |
| 159 | + return Compare(left, right) < 0; |
| 160 | + } |
| 161 | + |
| 162 | + /// <summary> |
| 163 | + /// |
| 164 | + /// </summary> |
| 165 | + /// <param name="left"></param> |
| 166 | + /// <param name="right"></param> |
| 167 | + /// <returns></returns> |
| 168 | + public static bool operator <=(Enumeration left, Enumeration right) |
| 169 | + { |
| 170 | + return Compare(left, right) <= 0; |
| 171 | + } |
| 172 | + |
| 173 | + /// <summary> |
| 174 | + /// |
| 175 | + /// </summary> |
| 176 | + /// <param name="left"></param> |
| 177 | + /// <param name="right"></param> |
| 178 | + /// <returns></returns> |
| 179 | + public static bool operator >(Enumeration left, Enumeration right) |
| 180 | + { |
| 181 | + return Compare(left, right) > 0; |
| 182 | + } |
| 183 | + |
| 184 | + /// <summary> |
| 185 | + /// |
| 186 | + /// </summary> |
| 187 | + /// <param name="left"></param> |
| 188 | + /// <param name="right"></param> |
| 189 | + /// <returns></returns> |
| 190 | + public static bool operator >=(Enumeration left, Enumeration right) |
| 191 | + { |
| 192 | + return Compare(left, right) >= 0; |
| 193 | + } |
| 194 | + } |
| 195 | +} |
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