// Copyright © 2016 The CefSharp Authors. All rights reserved.
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//
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// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
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using System;
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namespace CefSharp.ModelBinding
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{
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/// <summary>
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/// Converts input params into complex .Net types (can also be used for type conversion).
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/// This feature is similar in concept to ASP.NET MVC Model Binding.
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/// Objects passed from javascript are represented as <see cref="System.Collections.Generic.IDictionary{TKey, TValue}"/>
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/// and arrays/lists as <see cref="System.Collections.Generic.IList{T}"/>
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/// See <see cref="DefaultBinder"/> for the default implementation.
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/// </summary>
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/// <remarks>
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/// A model binder can be specified in <see cref="BindingOptions.Binder"/> and passed into
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/// <see cref="IJavascriptObjectRepository.Register(string, object, bool, BindingOptions)"/>
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/// </remarks>
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public interface IBinder
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{
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/// <summary>
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/// Bind to the given model type, can also be used for type conversion e.g. int to uint
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/// </summary>
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/// <param name="obj">object to be converted into a model</param>
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/// <param name="targetParamType">the target param type</param>
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/// <returns>if the modelType is directly assignable then do so, otherwise perform a conversion
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/// or create a complex object that matches <paramref name="targetParamType"/></returns>
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object Bind(object obj, Type targetParamType);
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}
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}
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