function checkid(it){
	var ALP_STR = "ABCDEFGHJKLMNPQRSTUVXYWZIO";
	var NUM_STR = "0123456789";
	function CheckPID(it) {
	    var sMsg = "";
	    var sPID = it.value;
	    if (sPID == '') {
	        sMsg = "請輸入身分證字號";
	    } else if (sPID.length != 10) {
	        sMsg = "身分證字號長度應為 10 ！";
	    } else {
	        sPID = sPID.toUpperCase().trim();
	        if (!chkPID_CHAR(sPID)) return;

	        var iChkNum = getPID_SUM(sPID);

	        if (iChkNum % 10 != 0) {
	            var iLastNum = sPID.substr(9, 1) * 1;
	            for (i = 0; i < 10; i++) {
	                var xRightAlpNum = iChkNum - iLastNum + i;
	                if ((xRightAlpNum % 10) == 0) {
	                    sMsg = "身分證字號最後一個數應為：" + i;
	                    break;
	                }
	            }
	        }
	    }
	    if (sMsg.length != 0) {
	         //alert(sMsg);
	        alert((I18n.locale != "en") ? "身分證字號錯誤" : "ID Number error");
	        it.select();
	        return false;
	    }else{
	    	return true;
	    }
	}
	// 身分證字號檢查器 - 檢查合法字元
	function chkPID_CHAR(sPID) {
	    var sMsg = "";
	    //sPID = trim(sPID.toUpperCase());
	    var iPIDLen = String(sPID).length;

	    var sChk = ALP_STR + NUM_STR;
	    for (i = 0; i < iPIDLen; i++) {
	        if (sChk.indexOf(sPID.substr(i, 1)) < 0) {
	            sMsg = "這個身分證字號含有不正確的字元！";
	            break;
	        }
	    }

	    if (sMsg.length == 0) {
	        if (ALP_STR.indexOf(sPID.substr(0, 1)) < 0) {
	            sMsg = "身分證字號第 1 碼應為英文字母(A~Z)。";
	        } else if ((sPID.substr(1, 1) != "1") && (sPID.substr(1, 1) != "2")) {
	            sMsg = "身分證字號第 2 碼應為數字(1~2)。";
	        } else {
	            for (var i = 2; i < iPIDLen; i++) {
	                if (NUM_STR.indexOf(sPID.substr(i, 1)) < 0) {
	                    sMsg = "第 " + (i + 1) + " 碼應為數字(0~9)。";
	                    break;
	                }
	            }
	        }
	    }

	    if (sMsg.length != 0) {
	        //alert(sMsg);
	        alert((I18n.locale != "en") ? "身分證字號錯誤" : "ID Number error");
	        return false;
	    } else {
	        return true;
	    }
	}
	//身份證字號檢查器 - 累加檢查碼
	function getPID_SUM(sPID) {
	    var iChkNum = 0;

	    // 第 1 碼
	    iChkNum = ALP_STR.indexOf(sPID.substr(0, 1)) + 10;
	    iChkNum = Math.floor(iChkNum / 10) + (iChkNum % 10 * 9);

	    // 第 2 - 9 碼
	    for (var i = 1; i < sPID.length - 1; i++) {
	        iChkNum += sPID.substr(i, 1) * (9 - i);
	    }

	    // 第 10 碼
	    iChkNum += sPID.substr(9, 1) * 1;

	    return iChkNum;
	}
	return CheckPID(it);
};
$(document).ready(function(){
	$('.class_setting_block input[type="reset"]').off('click').on('click',function(){
		$('.col_input').val('');
	});
	$('.class_setting_block input[type="submit"]').off('click').on('click',function(){
		var class_number_range = [];
		class_number_range.push(Number($('.class_setting_block .col_input[name="MinClass"]').val()));
		class_number_range.push(Number($('.class_setting_block .col_input[name="MaxClass"]').val()));
		var enrollment_available = $('.class_setting_block .col_input#Person').val();
		class_number_range.sort();
		var params_array = (window.location.search.substring(1)=="") ? [] : window.location.search.substring(1).split('&').map(function(el){return el.split('=')});
		var params = {};
		params_array.forEach(function(el){params[el[0]] = el[1]});
		var params_to_send = {'type':'class_setting','class_number_range':class_number_range,'enrollment_available':enrollment_available};
		params_to_send = Object.assign(params,params_to_send);
		var post_data = $.post('/admin/olympiamanagements/update_school_data',params_to_send);
		post_data.done(function(){
			window.location.search="";
		});
	});
	$('.fieldset_block input[type="submit"]').click(function(){
		$el = $('.fieldset_block li.required');
		for(var i = 0; i< $el.length ; i++){
			if($el.eq(i).siblings('.col_r').find('.required').val() == ""){
				$el.eq(i).addClass('errFld');
				if($el.eq(i).siblings('.col_r').find('.errMsg').length == 0)
					$el.eq(i).siblings('.col_r').append('<div id="SchoolName-E" class="errMsg"> '+((I18n.locale == "en") ? 'Required field': '必填欄位')+'</div>');
			}else{
				$el.eq(i).removeClass('errFld');
				$el.eq(i).siblings('.col_r').find('.errMsg').remove();
			};
		};
		if($('.fieldset_block .required.errFld').length != 0)
			return false;
		else
			if($('#StudentIDNO').length != 0)
				try{return checkid(document.getElementById('StudentIDNO'));
						}catch(e){console.log(e);return false;};
	})
	var $el = $('.fieldset_block select');
	for(var i = 0 ; i < $el.length ; i++)
		if($el.eq(i).attr('value') != "" && $el.eq(i).attr('value') != undefined)
			$el.eq(i).find('option[value='+$el.eq(i).attr('value')+']').attr('selected','selected');
	try{CKEDITOR.replaceAll()}catch(e){console.log(e)};
	if($('#StudentIdentity').val() != '1')
		$('#StudentFile').removeClass('required');
	$('#StudentIdentity').click(function(){
			if(this.value != '1'){
				$('#StudentFile').removeClass('required');
			}else{
				$('#StudentFile').addClass('required');
			};
	});
});