/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/

#include <precomp.h>
#include "pe_vari.hxx"


// NOT FULLY DEFINED SERVICES
#include <cosv/tpl/tpltools.hxx>
#include "pe_expr.hxx"




namespace cpp {


PE_Variable::PE_Variable( Cpp_PE * i_pParent )
	:   Cpp_PE(i_pParent),
		pStati( new PeStatusArray<PE_Variable> )
		// pSpExpression,
        // pSpuArraySizeExpression,
		// pSpuInitExpression,
        // sResultSizeExpression,
        // sResultInitExpression
{
	Setup_StatusFunctions();

	pSpExpression       = new SP_Expression(*this);

	pSpuArraySizeExpression  = new SPU_Expression(*pSpExpression, 0, &PE_Variable::SpReturn_ArraySizeExpression);
	pSpuInitExpression  = new SPU_Expression(*pSpExpression, 0, &PE_Variable::SpReturn_InitExpression);
}

PE_Variable::~PE_Variable()
{
}

void
PE_Variable::Call_Handler( const cpp::Token &	i_rTok )
{
	pStati->Cur().Call_Handler(i_rTok.TypeId(), i_rTok.Text());
}

void
PE_Variable::Setup_StatusFunctions()
{
	typedef CallFunction<PE_Variable>::F_Tok	F_Tok;

	static F_Tok stateF_afterName[] =		{ &PE_Variable::On_afterName_ArrayBracket_Left,
											  &PE_Variable::On_afterName_Semicolon,
											  &PE_Variable::On_afterName_Comma,
											  &PE_Variable::On_afterName_Assign };
	static INT16 stateT_afterName[] =     	{ Tid_ArrayBracket_Left,
											  Tid_Semicolon,
											  Tid_Comma,
											  Tid_Assign };
	static F_Tok stateF_afterSize[] =		{ &PE_Variable::On_afterSize_ArrayBracket_Right };
	static INT16 stateT_afterSize[] =		{ Tid_ArrayBracket_Right };
	static F_Tok stateF_expectFinish[] =	{ &PE_Variable::On_expectFinish_Bracket_Right,
                                              &PE_Variable::On_expectFinish_Semicolon,
											  &PE_Variable::On_expectFinish_Comma };
	static INT16 stateT_expectFinish[] =   	{ Tid_Bracket_Right,
                                              Tid_Semicolon,
											  Tid_Comma };

	SEMPARSE_CREATE_STATUS(PE_Variable, afterName, Hdl_SyntaxError);
	SEMPARSE_CREATE_STATUS(PE_Variable, afterSize, Hdl_SyntaxError);
	SEMPARSE_CREATE_STATUS(PE_Variable, expectFinish, Hdl_SyntaxError);
}

void
PE_Variable::InitData()
{
    pStati->SetCur(afterName);

    sResultSizeExpression.clear();
    sResultInitExpression.clear();
}

void
PE_Variable::TransferData()
{
    pStati->SetCur(size_of_states);
}

void
PE_Variable::Hdl_SyntaxError( const char * i_sText)
{
	StdHandlingOfSyntaxError(i_sText);
}

void
PE_Variable::SpReturn_ArraySizeExpression()
{
    pStati->SetCur(afterSize);

    sResultSizeExpression = pSpuArraySizeExpression->Child().Result_Text();
}

void
PE_Variable::SpReturn_InitExpression()
{
    pStati->SetCur(expectFinish);

    sResultInitExpression = pSpuInitExpression->Child().Result_Text();
}

void
PE_Variable::On_afterName_ArrayBracket_Left(const char *)
{
    pSpuArraySizeExpression->Push(done);
}

void
PE_Variable::On_afterName_Semicolon(const char *)
{
    SetTokenResult(not_done, pop_success);
}

void
PE_Variable::On_afterName_Comma(const char *)
{
    SetTokenResult(not_done, pop_success);
}

void
PE_Variable::On_afterName_Assign(const char *)
{
    pSpuInitExpression->Push(done);
}

void
PE_Variable::On_afterSize_ArrayBracket_Right(const char *)
{
    SetTokenResult(done, stay);
    pStati->SetCur(afterName);
}

void
PE_Variable::On_expectFinish_Semicolon(const char *)
{
    SetTokenResult(not_done, pop_success);
}

void
PE_Variable::On_expectFinish_Comma(const char *)
{
    SetTokenResult(not_done, pop_success);
}

void
PE_Variable::On_expectFinish_Bracket_Right(const char *)
{
    SetTokenResult(not_done, pop_success);
}


}   // namespace cpp