37 lines
1.4 KiB
C#
37 lines
1.4 KiB
C#
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using System.Diagnostics.CodeAnalysis;
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using System.Text.Json;
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using System.Text.Json.Nodes;
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using Jint;
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using Jint.Native;
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using Jint.Runtime.Interop;
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namespace Elsa.Scripting.JavaScript.ObjectConverters;
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internal class JsonElementConverter : IObjectConverter
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{
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public bool TryConvert(Engine engine, object value, [NotNullWhen(true)] out JsValue? result)
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{
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if (value is JsonElement jsonElement)
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{
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result = ConvertJsonElementToJsValue(engine, jsonElement);
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return true;
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}
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result = JsValue.Null;
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return false;
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}
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private static JsValue ConvertJsonElementToJsValue(Engine engine, JsonElement element) =>
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element.ValueKind switch
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{
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JsonValueKind.Object => JsValue.FromObject(engine, JsonObject.Create(element)),
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JsonValueKind.Array => JsValue.FromObject(engine, JsonArray.Create(element)),
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JsonValueKind.String => JsValue.FromObject(engine, element.GetString()),
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JsonValueKind.Number => element.TryGetInt32(out var intValue) ? JsNumber.Create(intValue) : JsNumber.Create(element.GetDouble()),
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JsonValueKind.True => JsBoolean.True,
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JsonValueKind.False => JsBoolean.False,
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JsonValueKind.Undefined => JsValue.Undefined,
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JsonValueKind.Null => JsValue.Null,
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_ => throw new InvalidOperationException($"Unsupported JsonValueKind: {element.ValueKind}")
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};
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}
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