48 lines
1.4 KiB
C#
48 lines
1.4 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace LeanCloud.Realtime.Internal
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{
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internal static class DictionaryEngine
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{
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internal static IDictionary<string, object> Merge(this IDictionary<string, object> dataLeft, IDictionary<string, object> dataRight)
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{
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if (dataRight == null)
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return dataLeft;
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foreach (var kv in dataRight)
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{
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if (dataLeft.ContainsKey(kv.Key))
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{
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dataLeft[kv.Key] = kv.Value;
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}
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else
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{
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dataLeft.Add(kv);
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}
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}
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return dataLeft;
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}
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internal static object Grab(this IDictionary<string, object> data, string path)
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{
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var keys = path.Split('.').ToList<string>();
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if (keys.Count == 1) return data[keys[0]];
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var deep = data[keys[0]] as IDictionary<string, object>;
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keys.RemoveAt(0);
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string deepPath = string.Join(".", keys.ToArray());
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return Grab(deep, deepPath);
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}
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internal static IDictionary<TKey, TValue> Trim<TKey, TValue>(this IDictionary<TKey, TValue> data)
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{
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return data.Where(kvp => kvp.Value != null).ToDictionary(k => k.Key, v => v.Value);
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}
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}
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}
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