/**********************************************************************
* /js/parallel-text-main.js
* Copyright (C) 2007-2009 Kyoto University
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-
* 1301  USA
***********************************************************************/
/**
 * require component/parallel-text-selection.js
 * require component/parallel-text-search.js
 */

var ParallelText = Class.create();

var parallelTextSelection = null;
var parallelTextSearch = null;
var serviceInformation = null;

Event.observe(window,'load',function(){

	Toggler.setToggleEvent('search');
	Toggler.setToggleEvent('parallel-text-selection');
	Toggler.setToggleEvent('service-information');

	new HelpPanel("search",
		'<span style="font-weight:bold;">How to Search Parallel Texts</span><br /><br />'+
		'First, choose your parallel text from the Parallel Text Selection below.<br />'+
		'Once the parallel texts are selected,<br /><br />'+
		'<ul>'+
		'<li style="list-style:decimal inside;">Type in a word you wish to search.</li>'+
		'<li style="list-style:decimal inside;">Select a matching method.</li>'+
		'<li style="list-style:decimal inside;">Select the source language of the typed word.</li>'+
		'<li style="list-style:decimal inside;">Choose target languages. You can choose multiple languages.</li>'+
		'<li style="list-style:decimal inside;">Click on the "Search" button.</li>'+
		'</ul>');
	new HelpPanel("parallel-text-selection",
		'<span style="font-weight:bold;">How to Select Parallel Texts</span><br /><br />'+
		'Select parallel texts you wish to search.'+
		'<br /><span style="color:orange;font-weight:bold;">Orange</span> indicates that the dictionary is SELECTED.'+
		'<br /><span style="color:blue;font-weight:bold;">Blue</span> indicates that the dictionary is NOT SELECTED.<br />');

	parallelTextSelection = new ParallelTextSelection('parallel-texts');
	parallelTextSearch = new ParallelTextSearch('input-text','matching-method','from','to','result');
	serviceInformation = new ServiceInformation('service-information-form-area');

	// eip kawauchi mod start 20100115
	// 強制的にOFFになる設定を無くす
	//$('use-all').checked = false;
	// eip kawauchi mod end 20100115
	
	ParallelTextSelection.Event.load(parallelTextSelection);
	parallelTextSelection.getElement().down('table').observe('click',function(event){
		ParallelTextSelection.Event.clickButton(event,parallelTextSelection);
		ParallelText.Event.clickResourceButton(event);
	});
	parallelTextSelection.getElement().down('table').observe('mouseover',function(event){
		ParallelTextSelection.Event.mouseoverButton(event,parallelTextSelection);
	});
	parallelTextSelection.getElement().down('table').observe('mouseout',function(event){
		ParallelTextSelection.Event.mouseoutButton(event,parallelTextSelection);
	});
	$('use-all').observe('click',function(event){
		ParallelTextSelection.Event.clickAllButton(event,parallelTextSelection);
		ParallelText.Event.clickResourceAllButton(event);
	});

	parallelTextSearch.getWordArea().observe('keypress',function(event){
		ParallelText.Event.keypressOnWordArea(event);
	});
	$('search').observe('click',function(event){
		ParallelText.Event.clickSearchButton(event);
	});
	parallelTextSearch.getSourceLanguageMenu().getElement().observe('change',function(event){
		ParallelTextSearch.Event.changeSourceLanguage(event,parallelTextSearch);
		ParallelText.Event.changeSourceLanguage(event);
	});
});

ParallelText.Event = {
	clickSearchButton: function(event){
		if(parallelTextSearch.isEmptyWordArea()) {
			//* cancel
		} else if (parallelTextSearch.unselectedTargetLanguages()) {
			//* cancel
		} else {
			ParallelText.Ajax.search();
		}
	},

	keypressOnWordArea: function(event){
		if(event.keyCode == 13) ParallelText.Event.clickSearchButton(event);
	},

	changeSourceLanguage: function(event){
		parallelTextSearch.changeTargetLanguages(parallelTextSelection.getTargetLanguages(parallelTextSearch.getSelectedSourceLanguage()));
	},

	clickResourceButton: function(event){
		var sourceLanguages = parallelTextSelection.getSourceLanguages()
		if(sourceLanguages.size() != 0){
			//*parallelTextSearch.getSourceLanguageMenu().resetSelectedLanguage();
			parallelTextSearch.changeSourceLanguages(sourceLanguages);
			parallelTextSearch.changeTargetLanguages(parallelTextSelection.getTargetLanguages(parallelTextSearch.getSelectedSourceLanguage()));
		} else {
			parallelTextSearch.resetSourceLanguages();
			parallelTextSearch.resetTargetLanguages();
		}
	},

	clickResourceAllButton: function(event){
		ParallelText.Event.clickResourceButton(event);
	}
}

ParallelText.Ajax = {
	search: function(){
		$('searching').innerHTML = '<img src="img/anime/dictionary.gif" />';
		var callobj = {
			inputtext: parallelTextSearch.getWordArea().value.replace(/\r\n/g," ").replace(/\n/ig," "),
			from: parallelTextSearch.getSourceLanguageMenu().getSelectedLanguage(),
			toNum: parallelTextSearch.getTargetLanguageMenu().getSelectedLanguages().size(),
			idNum: parallelTextSelection.getIdOfSelectedResources().size(),
			matching: parallelTextSearch.getMatchingMethod().value
		};
		var selectedTargetLanguageArray = parallelTextSearch.getTargetLanguageMenu().getSelectedLanguages();
		for(var i=0;i<selectedTargetLanguageArray.size();i++){
			callobj['to'+i] = selectedTargetLanguageArray[i];
		}
		var selectedResourceIdArray = parallelTextSelection.getIdOfSelectedResources();
		for(var i=0; i < selectedResourceIdArray.size(); i++){
			callobj['id'+i] = selectedResourceIdArray[i];
		}
		var hash = $H(callobj);
		var formText=hash.toQueryString();
		new Ajax.Request(
			'./php/ajax/parallel-text/search.php',
			//*'./php/ajax/parallel-text/search-new.php',
			{
				method		:'post',
				//* パラメータはinputtext,from,to,dic0,dic1,dic2,dic3,dic4,dic5
				parameters	:formText,
				onSuccess	:function(httpObj){
					parallelTextSearch.getResultArea().draw(httpObj.responseText,parallelTextSelection);
					//* 横断検索
					for (var i=0; i< httpObj.responseJSON.contents.size();i++) {
						serviceInformation.update(httpObj.responseJSON.contents[i]);
					}
				},
				onFailure	:function(){
					alert('Server Error.');
				},
				onComplete	:function(){
					$('searching').innerHTML = '';
				}
			});
	}
}