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35 lines
1.2 KiB
C#
35 lines
1.2 KiB
C#
using System;
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using System.Collections.Concurrent;
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using System.ComponentModel;
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using AntDesign.Internal;
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using Microsoft.AspNetCore.Components.Forms;
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namespace AntDesign
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{
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internal static class FieldIdentifierExtensions
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{
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private static readonly ConcurrentDictionary<(Type ModelType, string FieldName), string> _displayNameCache = new ConcurrentDictionary<(Type, string), string>();
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public static string GetDisplayName(this FieldIdentifier fieldIdentifier)
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{
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var cacheKey = (Type: fieldIdentifier.Model.GetType(), fieldIdentifier.FieldName);
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var displayName = _displayNameCache.GetOrAdd(cacheKey, key =>
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{
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if (fieldIdentifier.TryGetValidateProperty(out var propertyInfo))
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{
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var displayNameAttribute = propertyInfo.GetCustomAttributes(typeof(DisplayNameAttribute), true);
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if (displayNameAttribute.Length > 0)
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{
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return ((DisplayNameAttribute)displayNameAttribute[0]).DisplayName ?? key.FieldName;
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}
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}
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return key.FieldName;
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});
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return displayName;
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}
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}
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}
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