/**
 * @file   modules/importer/js/importer_admin.js
 * @author NHN (developers@xpressengine.com)
 * @brief  importer에서 사용하는 javascript
 **/

/**
 * 회원정보와 게시글/댓글등의 동기화 요청 및 결과 처리 함수
 **/
function doSync(fo_obj) {
    exec_xml(
		'importer',
		'procImporterAdminSync', 
		[],
		function(ret){
			alert(ret.message);
			location.href = location.href;
		}
	);
    return false;
}

/**
 * xml파일을 DB입력전에 extract를 통해 분할 캐싱을 요청하는 함수
 **/
function doPreProcessing(form) {
	var xml_file, type, resp, prepared = false, $ = jQuery, $status, $process, $form;

	xml_file = form.elements['xml_file'].value;
	type     = form.elements['type'].value;

    if(!xml_file) return false;

	$form    = $('#importForm').hide();
	$process = $('#process').show();
	$status  = $('#status').empty();

	// display dots while preparing
	(function(){
		if(prepared) return;

		var str = $status.html();
		(!str.length || str.length - preProcessingMsg.length > 50)?str=preProcessingMsg:str+='.';

		$status.html(str);
		
		setTimeout(arguments.callee, 50);
	})();

    setTimeout(doPrepareDot, 50);

	function on_complete(ret) {
		var $reload, $cont, fo_proc, fo_import, elems, i, c, key, to_copy;

		prepared = true;
		$status.empty();

		$reload = $('#btn_reload');
		$cont   = $('#btn_continue');

		if(ret.status == -1) {
			$form.show();
			$reload.show();
			$process.hide();
			$cont.hide();
			return alert(ret.message);
		}

		$reload.hide();
		$cont.show();

		fo_proc = get_by_id('fo_process');
		elems   = fo_proc.elements;

		for(i=0,c=resp.length; i < c; i++) {
			key = resp[i];
			elems[key]?elems[key].value=ret[key]:0;
		}

		fo_import = get_by_id('fo_import');
		if(fo_import) {
			to_copy = ['target_module','guestbook_target_module','user_id', 'unit_count'];
			for(i=0,c=to_copy.length; i < c; i++) {
				key = to_copy[i];
				if(fo_import.elements[key]) fo_proc.elements[key].value = fo_import.elements[key].value;
			}
		}

		doImport();
	}

    exec_xml(
		'importer', // module
		'procImporterAdminPreProcessing', // action
		{type:type, xml_file:xml_file}, // parameters
		on_complete, // callback
		resp=['error','message','type','total','cur','key','status'] // response tags
	);

    return false;
}

/* @brief Start importing */
function doImport() {
    var form = get_by_id('fo_process'), elems = form.elements, i, c, params={}, resp;

	for(i=0,c=elems.length; i < c; i++) {
		params[elems[i].name] = elems[i].value;
	}

    displayProgress(params.total, params.cur);

	function on_complete(ret, response_tags) {
		var i, c, key;
		
		for(i=0,c=resp.length; i < c; i++) {
			key = resp[i];
			elems[key]?elems[key].value=ret_obj[key]:0;
		}

		ret.total = parseInt(ret.total, 10) || 0;
		ret.cur   = parseInt(ret.cur, 10) || 0;

		if(ret.total > ret.cur) {
			doImport();
		} else {
			alert(ret.message);
			try {
				form.reset();
				get_by_id('fo_import').reset();
				jQuery('#process').hide();
				jQuery('#importForm').show();
			} catch(e){};
		}
	}

    show_waiting_message = false;
    exec_xml(
		'importer', // module
		'procImporterAdminImport', // act
		params,
		on_complete, // callback
		resp = ['error','message','type','total','cur','key'] // response tags
	);
    show_waiting_message = true;

    return false;
}

/* display progress */
function displayProgress(total, cur) {
	var per, stat, $stat;

	per = Math.max(total?Math.round(cur/total*100):100, 1);

	$stat = jQuery('#status');
	if(!$stat.find('div.progress1').length) {
		$stat.html( '<div class="progressBox"><div class="progress1"></div><div class="progress2"></div><div class="clear"></div></div>' );
	}

	$stat
		.find('div.progress1')
			.html(per+'&nbsp;')
			.css('width', per+'%')
		.end()
		.find('div.progress2')
			.text(cur+'/'+total);
}

function insertSelectedModule(id, module_srl, mid, browser_title) {
	get_by_id(id).value = module_srl;
	get_by_id('_'+id).value = browser_title + ' ('+mid+')';
}