81 lines
No EOL
2.2 KiB
C#
81 lines
No EOL
2.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using MessagePack;
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public class DatabaseCache
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{
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public event Action<DatabaseEntry> OnDataUpdateLocal;
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public event Action<DatabaseEntry> OnDataUpdateRemote;
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public event Action<DatabaseEntry> OnDataDeleteLocal;
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public Action<string> Logger = Console.WriteLine;
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private readonly Dictionary<Guid, DatabaseEntry> _entries = new Dictionary<Guid, DatabaseEntry>();
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private readonly Dictionary<Type, Dictionary<Guid, DatabaseEntry>> _types = new Dictionary<Type, Dictionary<Guid, DatabaseEntry>>();
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private DirectoryInfo _dir;
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public IEnumerable<DatabaseEntry> AllEntries => _entries.Values;
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public void Add(DatabaseEntry entry, bool remote = false)
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{
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if (entry != null)
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{
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_entries[entry.ID] = entry;
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var type = entry.GetType();
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var types = type.FindInterfaces((_, __) => true, null).Append(type);
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foreach (var t in types)
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{
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if(!_types.ContainsKey(t))
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_types[t] = new Dictionary<Guid, DatabaseEntry>();
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_types[t][entry.ID] = entry;
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}
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if(remote)
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OnDataUpdateRemote?.Invoke(entry);
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else
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OnDataUpdateLocal?.Invoke(entry);
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}
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}
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public void AddAll(IEnumerable<DatabaseEntry> entries, bool remote = false)
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{
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foreach (var entry in entries)
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{
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Add(entry, remote);
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}
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}
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public DatabaseEntry Get(Guid guid)
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{
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DatabaseEntry entry;
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_entries.TryGetValue(guid, out entry);
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return entry;
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}
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public T Get<T>(Guid guid) where T : DatabaseEntry
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{
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DatabaseEntry entry;
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_types[typeof(T)].TryGetValue(guid, out entry);
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return (T) entry;
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}
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public IEnumerable<T> GetAll<T>()
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{
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return _types[typeof(T)].Values.Cast<T>();
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}
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public void Delete(DatabaseEntry entry)
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{
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_entries.Remove(entry.ID);
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foreach (var type in _types.Values)
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{
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type.Remove(entry.ID);
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}
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OnDataDeleteLocal?.Invoke(entry);
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}
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} |