35 lines
950 B
C#
35 lines
950 B
C#
using SQLite;
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namespace Backend.Model;
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public abstract class TreeNode
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{
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[PrimaryKey, AutoIncrement]
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public Int64 Id { get; set; }
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public String Name { get; set; } = "";
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public String Information { get; set; } = ""; // unstructured random info
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protected Boolean Equals(TreeNode other)
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{
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return Id == other.Id && ParentId == other.ParentId;
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}
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public override Boolean Equals(Object? obj)
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{
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if (ReferenceEquals(null, obj)) return false;
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if (ReferenceEquals(this, obj)) return true;
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return obj.GetType() == this.GetType() && Equals((TreeNode)obj);
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}
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public override Int32 GetHashCode()
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{
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return HashCode.Combine(Id, ParentId);
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}
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[Indexed] // parent/child relation
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public Int64 ParentId { get; set; }
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[Ignore] // not in DB, can be used in typescript as type discriminator
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public String Type => GetType().Name;
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} |