//
// DispatchOperation.cs
//
// Author:
//	Atsushi Enomoto <atsushi@ximian.com>
//
// Copyright (C) 2005-2010 Novell, Inc.  http://www.novell.com
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections.Generic;
using System.Reflection;
using System.ServiceModel;
using System.ServiceModel.Channels;
using System.ServiceModel.Description;
using System.Text;

namespace System.ServiceModel.Dispatcher
{
	public sealed class DispatchOperation
	{
		internal class DispatchOperationCollection :
			SynchronizedKeyedCollection<string, DispatchOperation>
		{
			protected override string GetKeyForItem (DispatchOperation o)
			{
				return o.Name;
			}
		}

		DispatchRuntime parent;
		string name, action, reply_action;
		bool serialize_reply = true, deserialize_request = true,
			is_oneway, is_terminating,
			release_after_call, release_before_call,
			tx_auto_complete, tx_required,
			auto_dispose_params = true;
		IDispatchMessageFormatter formatter;
#if !MOBILE
		ImpersonationOption impersonation;
		IOperationInvoker invoker;
		SynchronizedCollection<IParameterInspector> inspectors
			= new SynchronizedCollection<IParameterInspector> ();
		SynchronizedCollection<FaultContractInfo> fault_contract_infos
			= new SynchronizedCollection<FaultContractInfo> ();
		SynchronizedCollection<ICallContextInitializer> ctx_initializers
			= new SynchronizedCollection<ICallContextInitializer> ();
#endif

		public DispatchOperation (DispatchRuntime parent,
			string name, string action)
		{
			if (parent == null)
				throw new ArgumentNullException ("parent");
			if (name == null)
				throw new ArgumentNullException ("name");
			// action could be null

			is_oneway = true;
			this.parent = parent;
			this.name = name;
			this.action = action;
		}

		public DispatchOperation (DispatchRuntime parent,
			string name, string action, string replyAction)
			: this (parent, name, action)
		{
			// replyAction could be null
			is_oneway = false;
			reply_action = replyAction;
		}

		public string Action {
			get { return action; }
		}

#if !MOBILE
		public SynchronizedCollection<ICallContextInitializer> CallContextInitializers {
			get { return ctx_initializers; }
		}

		public SynchronizedCollection<FaultContractInfo> FaultContractInfos {
			get { return fault_contract_infos; }
		}

		[MonoTODO ("not considered")]
		public ImpersonationOption Impersonation {
			get { return impersonation; }
			set {
				ThrowIfOpened ();
				impersonation = value;
			}
		}

		public IOperationInvoker Invoker {
			get { return invoker; }
			set {
				ThrowIfOpened ();
				invoker = value;
			}
		}

		public bool IsTerminating {
			get { return is_terminating; }
			set {
				ThrowIfOpened ();
				is_terminating = value;
			}
		}

		public SynchronizedCollection<IParameterInspector> ParameterInspectors {
			get { return inspectors; }
		}

		public bool ReleaseInstanceAfterCall {
			get { return release_after_call; }
			set {
				ThrowIfOpened ();
				release_after_call = value;
			}
		}

		public bool ReleaseInstanceBeforeCall {
			get { return release_before_call; }
			set {
				ThrowIfOpened ();
				release_before_call = value;
			}
		}

		public string ReplyAction {
			get { return reply_action; }
		}

		public bool TransactionAutoComplete {
			get { return tx_auto_complete; }
			set {
				ThrowIfOpened ();
				tx_auto_complete = value;
			}
		}

		public bool TransactionRequired {
			get { return tx_required; }
			set {
				ThrowIfOpened ();
				tx_required = value;
			}
		}
#endif

		public bool AutoDisposeParameters {
			get { return auto_dispose_params; }
			set {
				ThrowIfOpened ();
				auto_dispose_params = value;
			}
		}

		public bool DeserializeRequest {
			get { return deserialize_request; }
			set {
				ThrowIfOpened ();
				deserialize_request = value;
			}
		}

		public IDispatchMessageFormatter Formatter {
			get { return formatter; }
			set {
				ThrowIfOpened ();
				formatter = value;
			}
		}

		public bool IsOneWay {
			get { return is_oneway; }
		}

		public string Name {
			get { return name; }
		}

		public DispatchRuntime Parent {
			get { return parent; }
		}

		public bool SerializeReply {
			get { return serialize_reply; }
			set {
				ThrowIfOpened ();
				serialize_reply = value;
			}
		}

		void ThrowIfOpened ()
		{
#if !MOBILE && !XAMMAC_4_5
			// FIXME: get callback client runtime status when ChannelDispatcher is not available.
			var state = Parent.ChannelDispatcher != null ? Parent.ChannelDispatcher.State : CommunicationState.Created; // Parent.CallbackClientRuntime.ChannelFactory.State;
			switch (state) {
			case CommunicationState.Created:
			case CommunicationState.Opening:
				return;
			}
			throw new InvalidOperationException ("Cannot change this property after the service host is opened");
#endif
		}

	}
}