mirror of
https://github.com/esiur/esiur-dotnet.git
synced 2025-10-30 23:51:34 +00:00
502 lines
18 KiB
C#
502 lines
18 KiB
C#
using Esiur.Core;
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using Esiur.Net.IIP;
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using Esiur.Resource;
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using Esiur.Resource.Template;
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Dynamic;
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using System.Linq;
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using System.Text;
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#nullable enable
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namespace Esiur.Data
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{
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public class TRU
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{
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static TRUIdentifier[] refTypes = new TRUIdentifier[]
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{
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TRUIdentifier.Dynamic,
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TRUIdentifier.RawData,
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TRUIdentifier.String,
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TRUIdentifier.Resource,
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TRUIdentifier.Record,
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TRUIdentifier.Map,
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TRUIdentifier.List,
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TRUIdentifier.TypedList,
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TRUIdentifier.TypedMap,
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TRUIdentifier.Tuple2,
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TRUIdentifier.Tuple3,
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TRUIdentifier.Tuple4,
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TRUIdentifier.Tuple5,
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TRUIdentifier.Tuple6,
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TRUIdentifier.Tuple7,
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TRUIdentifier.TypedRecord,
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TRUIdentifier.TypedResource
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};
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static Map<TDUIdentifier, TRUIdentifier> typesMap = new Map<TDUIdentifier, TRUIdentifier>()
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{
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[TDUIdentifier.UInt8] = TRUIdentifier.UInt8,
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[TDUIdentifier.Int8] = TRUIdentifier.Int8,
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[TDUIdentifier.UInt16] = TRUIdentifier.UInt16,
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[TDUIdentifier.Int16] = TRUIdentifier.Int16,
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[TDUIdentifier.UInt32] = TRUIdentifier.UInt32,
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[TDUIdentifier.Int32] = TRUIdentifier.Int32,
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[TDUIdentifier.UInt64] = TRUIdentifier.UInt64,
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[TDUIdentifier.Int64] = TRUIdentifier.Int64,
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[TDUIdentifier.UInt128] = TRUIdentifier.UInt128,
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[TDUIdentifier.Int128] = TRUIdentifier.Int128,
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[TDUIdentifier.Char8] = TRUIdentifier.Char,
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[TDUIdentifier.DateTime] = TRUIdentifier.DateTime,
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[TDUIdentifier.Float32] = TRUIdentifier.Float32,
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[TDUIdentifier.Float64] = TRUIdentifier.Float64,
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[TDUIdentifier.Decimal128] = TRUIdentifier.Decimal,
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[TDUIdentifier.False] = TRUIdentifier.Bool,
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[TDUIdentifier.True] = TRUIdentifier.Bool,
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[TDUIdentifier.Map] = TRUIdentifier.Map,
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[TDUIdentifier.List] = TRUIdentifier.List,
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[TDUIdentifier.RawData] = TRUIdentifier.RawData,
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[TDUIdentifier.Record] = TRUIdentifier.Record,
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[TDUIdentifier.String] = TRUIdentifier.String,
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};
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public void SetNull(List<byte> flags)
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{
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if (refTypes.Contains(Identifier))
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{
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Nullable = (flags.FirstOrDefault() == 2);
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if (flags.Count > 0)
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flags.RemoveAt(0);
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}
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if (SubTypes != null)
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foreach (var st in SubTypes)
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st.SetNull(flags);
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}
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public void SetNull(byte flag)
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{
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if (refTypes.Contains(Identifier))
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{
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Nullable = (flag == 2);
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}
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if (SubTypes != null)
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foreach (var st in SubTypes)
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st.SetNull(flag);
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}
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public void SetNotNull(List<byte> flags)
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{
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if (refTypes.Contains(Identifier))
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{
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Nullable = (flags.FirstOrDefault() != 1);
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if (flags.Count > 0)
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flags.RemoveAt(0);
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}
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if (SubTypes != null)
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foreach (var st in SubTypes)
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st.SetNotNull(flags);
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}
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public override string ToString()
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{
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if (SubTypes != null && SubTypes.Length > 0)
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return Identifier.ToString() + "<" + String.Join(",", SubTypes.Select(x => x.ToString())) + ">" + (Nullable ? "?" : "");
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return Identifier.ToString() + (Nullable ? "?" : "");
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}
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public void SetNotNull(byte flag)
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{
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if (refTypes.Contains(Identifier))
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{
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Nullable = (flag != 1);
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}
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if (SubTypes != null)
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foreach (var st in SubTypes)
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st.SetNotNull(flag);
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}
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public Type? GetRuntimeType(Warehouse warehouse)
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{
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if (Identifier == TRUIdentifier.TypedList)
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{
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var sub = SubTypes?[0].GetRuntimeType(warehouse);
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if (sub == null)
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return null;
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var rt = sub.MakeArrayType();
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return rt;
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}
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else if (Identifier == TRUIdentifier.TypedMap)
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{
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var subs = SubTypes.Select(x => x.GetRuntimeType(warehouse)).ToArray();
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var rt = typeof(Map<,>).MakeGenericType(subs);
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return rt;
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}
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return Identifier switch
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{
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(TRUIdentifier.Void) => typeof(void),
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(TRUIdentifier.Dynamic) => typeof(object),
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(TRUIdentifier.Bool) => Nullable ? typeof(bool?) : typeof(bool),
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(TRUIdentifier.Char) => Nullable ? typeof(char?) : typeof(char),
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(TRUIdentifier.UInt8) => Nullable ? typeof(byte?) : typeof(byte),
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(TRUIdentifier.Int8) => Nullable ? typeof(sbyte?) : typeof(sbyte),
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(TRUIdentifier.Int16) => Nullable ? typeof(short?) : typeof(short),
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(TRUIdentifier.UInt16) => Nullable ? typeof(ushort?) : typeof(ushort),
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(TRUIdentifier.Int32) => Nullable ? typeof(int?) : typeof(int),
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(TRUIdentifier.UInt32) => Nullable ? typeof(uint?) : typeof(uint),
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(TRUIdentifier.Int64) => Nullable ? typeof(ulong?) : typeof(long),
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(TRUIdentifier.UInt64) => Nullable ? typeof(ulong?) : typeof(ulong),
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(TRUIdentifier.Float32) => Nullable ? typeof(float?) : typeof(float),
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(TRUIdentifier.Float64) => Nullable ? typeof(double?) : typeof(double),
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(TRUIdentifier.Decimal) => Nullable ? typeof(decimal?) : typeof(decimal),
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(TRUIdentifier.String) => typeof(string),
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(TRUIdentifier.DateTime) => Nullable ? typeof(DateTime?) : typeof(DateTime),
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(TRUIdentifier.Resource) => typeof(IResource),
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(TRUIdentifier.Record) => typeof(IRecord),
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(TRUIdentifier.TypedRecord) => warehouse.GetTemplateByClassId((UUID)UUID!, TemplateType.Record)?.DefinedType,
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(TRUIdentifier.TypedResource) => warehouse.GetTemplateByClassId((UUID)UUID!, TemplateType.Resource)?.DefinedType,
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(TRUIdentifier.Enum) =>warehouse.GetTemplateByClassId((UUID)UUID!, TemplateType.Enum)?.DefinedType,
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_ => null
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};
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}
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public TRUIdentifier Identifier;
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public bool Nullable;
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public UUID? UUID;
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//public RepresentationType? SubType1; // List + Map
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//public RepresentationType? SubType2; // Map
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//public RepresentationType? SubType3; // No types yet
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public TRU[]? SubTypes = null;
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public TRU ToNullable()
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{
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return new TRU(Identifier, true, UUID, SubTypes);
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}
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public bool Match(TRU other)
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{
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if (other.Identifier != Identifier)
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return false;
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if (other.UUID != UUID)
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return false;
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if (other.SubTypes != null)
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{
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if (other.SubTypes.Length != (SubTypes?.Length ?? -1))
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return false;
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for (var i = 0; i < SubTypes?.Length; i++)
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if (!SubTypes[i].Match(other.SubTypes[i]))
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return false;
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}
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return true;
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}
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public static TRU? FromType(Type type)
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{
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var nullable = false;
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var nullType = System.Nullable.GetUnderlyingType(type);
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if (nullType != null)
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{
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type = nullType;
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nullable = true;
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}
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if (type == typeof(IResource))
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return new TRU(TRUIdentifier.Resource, nullable);
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else if (type == typeof(IRecord) || type == typeof(Record))
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return new TRU(TRUIdentifier.Record, nullable);
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else if (type == typeof(Map<object, object>)
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|| type == typeof(Dictionary<object, object>))
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return new TRU(TRUIdentifier.Map, nullable);
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else if (Codec.ImplementsInterface(type, typeof(IResource)))
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{
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return new TRU(
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TRUIdentifier.TypedResource,
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nullable,
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TypeTemplate.GetTypeUUID(type)
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);
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}
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else if (Codec.ImplementsInterface(type, typeof(IRecord)))
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{
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return new TRU(
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TRUIdentifier.TypedRecord,
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nullable,
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TypeTemplate.GetTypeUUID(type)
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);
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}
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else if (type.IsGenericType)
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{
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var genericType = type.GetGenericTypeDefinition();
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if (genericType == typeof(List<>)
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|| genericType == typeof(VarList<>)
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|| genericType == typeof(IList<>))
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{
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var args = type.GetGenericArguments();
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if (args[0] == typeof(object))
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{
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return new TRU(TRUIdentifier.List, nullable);
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}
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else
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{
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var subType = FromType(args[0]);
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if (subType == null) // unrecongnized type
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return null;
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return new TRU(TRUIdentifier.TypedList, nullable, null,
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new TRU[] { subType });
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}
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}
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else if (genericType == typeof(Map<,>)
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|| genericType == typeof(Dictionary<,>))
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{
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var args = type.GetGenericArguments();
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if (args[0] == typeof(object) && args[1] == typeof(object))
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{
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return new TRU(TRUIdentifier.Map, nullable);
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}
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else
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{
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var subType1 = FromType(args[0]);
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if (subType1 == null)
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return null;
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var subType2 = FromType(args[1]);
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if (subType2 == null)
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return null;
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return new TRU(TRUIdentifier.TypedMap, nullable, null,
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new TRU[] { subType1, subType2 });
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}
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}
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else if (genericType == typeof(ValueTuple<,>))
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{
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var args = type.GetGenericArguments();
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var subTypes = new TRU[args.Length];
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for (var i = 0; i < args.Length; i++)
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{
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var t = FromType(args[i]);
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if (t == null)
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return null;
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subTypes[i] = t;
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}
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return new TRU(TRUIdentifier.Tuple2, nullable, null, subTypes);
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}
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else if (genericType == typeof(ValueTuple<,,>))
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{
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var args = type.GetGenericArguments();
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var subTypes = new TRU[args.Length];
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for (var i = 0; i < args.Length; i++)
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{
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var t = FromType(args[i]);
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if (t == null)
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return null;
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subTypes[i] = t;
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}
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return new TRU(TRUIdentifier.Tuple3, nullable, null, subTypes);
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}
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else if (genericType == typeof(ValueTuple<,,,>))
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{
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var args = type.GetGenericArguments();
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var subTypes = new TRU[args.Length];
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for (var i = 0; i < args.Length; i++)
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{
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var t = FromType(args[i]);
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if (t == null)
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return null;
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subTypes[i] = t;
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}
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return new TRU(TRUIdentifier.Tuple4, nullable, null, subTypes);
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}
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else if (genericType == typeof(ValueTuple<,,,,>))
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{
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var args = type.GetGenericArguments();
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var subTypes = new TRU[args.Length];
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for (var i = 0; i < args.Length; i++)
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{
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var t = FromType(args[i]);
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if (t == null)
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return null;
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subTypes[i] = t;
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}
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return new TRU(TRUIdentifier.Tuple5, nullable, null, subTypes);
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}
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else if (genericType == typeof(ValueTuple<,,,,,>))
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{
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var args = type.GetGenericArguments();
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var subTypes = new TRU[args.Length];
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for (var i = 0; i < args.Length; i++)
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{
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var t = FromType(args[i]);
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if (t == null)
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return null;
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subTypes[i] = t;
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}
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return new TRU(TRUIdentifier.Tuple6, nullable, null, subTypes);
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}
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else if (genericType == typeof(ValueTuple<,,,,,,>))
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{
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var args = type.GetGenericArguments();
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var subTypes = new TRU[args.Length];
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for (var i = 0; i < args.Length; i++)
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{
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var t = FromType(args[i]);
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if (t == null)
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return null;
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subTypes[i] = t;
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}
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return new TRU(TRUIdentifier.Tuple7, nullable, null, subTypes);
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}
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else
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return null;
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}
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else if (type.IsArray)
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{
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var elementType = type.GetElementType();
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if (elementType == typeof(object))
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return new TRU(TRUIdentifier.List, nullable);
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else
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{
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var subType = FromType(elementType);
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if (subType == null)
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return null;
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return new TRU(TRUIdentifier.TypedList, nullable, null,
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new TRU[] { subType });
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}
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}
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else if (type.IsEnum)
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{
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return new TRU(TRUIdentifier.Enum, nullable, TypeTemplate.GetTypeUUID(type));
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}
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else if (type.IsInterface)
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{
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return null; // other interfaces are not supported
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}
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//else if (typeof(Structure).IsAssignableFrom(t) || t == typeof(ExpandoObject) => TRUIdentifier.Structure)
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//{
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//}
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return type switch
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{
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_ when type == typeof(void) => new TRU(TRUIdentifier.Void, nullable),
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_ when type == typeof(object) => new TRU(TRUIdentifier.Dynamic, nullable),
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_ when type == typeof(bool) => new TRU(TRUIdentifier.Bool, nullable),
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_ when type == typeof(char) => new TRU(TRUIdentifier.Char, nullable),
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_ when type == typeof(byte) => new TRU(TRUIdentifier.UInt8, nullable),
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_ when type == typeof(sbyte) => new TRU(TRUIdentifier.Int8, nullable),
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_ when type == typeof(short) => new TRU(TRUIdentifier.Int16, nullable),
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_ when type == typeof(ushort) => new TRU(TRUIdentifier.UInt16, nullable),
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_ when type == typeof(int) => new TRU(TRUIdentifier.Int32, nullable),
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_ when type == typeof(uint) => new TRU(TRUIdentifier.UInt32, nullable),
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_ when type == typeof(long) => new TRU(TRUIdentifier.Int64, nullable),
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_ when type == typeof(ulong) => new TRU(TRUIdentifier.UInt64, nullable),
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_ when type == typeof(float) => new TRU(TRUIdentifier.Float32, nullable),
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_ when type == typeof(double) => new TRU(TRUIdentifier.Float64, nullable),
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_ when type == typeof(decimal) => new TRU(TRUIdentifier.Decimal, nullable),
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_ when type == typeof(string) => new TRU(TRUIdentifier.String, nullable),
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_ when type == typeof(DateTime) => new TRU(TRUIdentifier.DateTime, nullable),
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_ => null
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};
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}
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public TRU(TRUIdentifier identifier, bool nullable, UUID? uuid = null, TRU[]? subTypes = null)
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{
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Nullable = nullable;
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Identifier = identifier;
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UUID = uuid;
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SubTypes = subTypes;
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}
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public byte[] Compose()
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{
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var rt = new BinaryList();
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if (Nullable)
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rt.AddUInt8((byte)(0x80 | (byte)Identifier));
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else
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rt.AddUInt8((byte)Identifier);
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if (UUID != null)
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rt.AddUInt8Array(UUID.Value.Data);
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if (SubTypes != null)
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for (var i = 0; i < SubTypes.Length; i++)
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rt.AddUInt8Array(SubTypes[i].Compose());
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return rt.ToArray();
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}
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public static (uint, TRU) Parse(byte[] data, uint offset)
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{
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var oOffset = offset;
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var header = data[offset++];
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bool nullable = (header & 0x80) > 0;
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var identifier = (TRUIdentifier)(header & 0x7F);
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if ((header & 0x40) > 0)
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{
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var hasUUID = (header & 0x4) > 0;
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var subsCount = (header >> 3) & 0x7;
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UUID? uuid = null;
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if (hasUUID)
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{
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uuid = data.GetUUID(offset);
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offset += 16;
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}
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var subs = new TRU[subsCount];
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for (var i = 0; i < subsCount; i++)
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{
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(var len, subs[i]) = TRU.Parse(data, offset);
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offset += len;
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}
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return (offset - oOffset, new TRU(identifier, nullable, uuid, subs));
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}
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else
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{
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return (1, new TRU(identifier, nullable));
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}
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}
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}
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} |