content.js

function injectJs(srcFile) {
    var scr = document.createElement('script');
    scr.src = srcFile;
    document.getElementsByTagName('head')[0].appendChild(scr);
}

var dsturl1 = "https://etk.srail.co.kr/hpg/hra/01/selectScheduleList.do?pageId=TK0101010000";

if (document.URL.substring(0, dsturl1.length) == dsturl1) {

	$(document).ready(function() {
		chrome.storage.sync.get("excludeMergeTicket", function(options) {
			injectJs(chrome.extension.getURL('inject.js'));

			var coachSelected = JSON.parse(sessionStorage.getItem('coachSelected'));
			var firstSelected = JSON.parse(sessionStorage.getItem('firstSelected'));
			if (coachSelected == null) coachSelected = [];
			if (firstSelected == null) firstSelected = [];
			console.log("coach:" + coachSelected);
			console.log("first:" + firstSelected);
			
			if (sessionStorage.getItem('macro') == "true") {
				$("div#search_top_tag.tal_c.mgt30").append('<a href="#" onclick="macrostop();" id="btnstop" style="margin-left:5px;display:inline-block;height:100%;vertical-align:middle;"><img src="' + chrome.runtime.getURL('images/btn_stop.png') + '"></a>');			
			} else {
				$("div#search_top_tag.tal_c.mgt30").append('<a href="#" onclick="macrostart();" id="btnstart" style="margin-left:5px;display:inline-block;height:100%;vertical-align:middle;"><img src="' + chrome.runtime.getURL('images/btn_start.png') + '"></a>');	
			}	

			$("<style>")
			.prop("type", "text/css")
			.html("\
			.search-form form .button input, .search-form form .button a img{\
				vertical-align: middle;\
			}")
			.appendTo("body");
	
			// Inserts the macro button into the table.
			if ($("#search-list").length != 0) {
				var rows = $('#search-list table tr');
				for (i = 1; i < rows.length; i++) {
					var columns = $(rows[i]).children('td');
					var first = $(columns[5]);
					var coach = $(columns[6]);
					if (coach.children().length > 0) {
						coach.append($("<p class='p5'></p>"));
						var checkbox = $("<label></label>").html('<input type="checkbox" name="checkbox" class="coachMacro" value="' + i + '"> 매크로');
						checkbox.children('input').prop('checked', coachSelected.indexOf(i+"") > -1);
						coach.append(checkbox);
					}
					if (first.children().length > 0) {
						first.append($("<p class='p5'></p>"));
						var checkbox = $("<label></label>").html('<input type="checkbox" name="checkbox" class="firstMacro" value="' + i + '"> 매크로');
						checkbox.children('input').prop('checked', firstSelected.indexOf(i+"") > -1);
						first.append(checkbox);
					}
				}
			}
	
			if (sessionStorage.getItem('macro') == "true") {
				// Restores user preferences
				$("#psgInfoPerPrnb1").val(sessionStorage.getItem('psgInfoPerPrnb1'));
				$("#psgInfoPerPrnb5").val(sessionStorage.getItem('psgInfoPerPrnb5'));
				$("#psgInfoPerPrnb4").val(sessionStorage.getItem('psgInfoPerPrnb4'));
				$("#psgInfoPerPrnb2").val(sessionStorage.getItem('psgInfoPerPrnb2'));
				$("#psgInfoPerPrnb3").val(sessionStorage.getItem('psgInfoPerPrnb3'));
				$("#locSeatAttCd1").val(sessionStorage.getItem('locSeatAttCd1'));
				$("#rqSeatAttCd1").val(sessionStorage.getItem('rqSeatAttCd1'));
	
				if ($("#search-list").length != 0) {
					var rows = $('#search-list table tr');
	
					var succeed = false;
					for (i = 1; i < rows.length; i++) {
						var columns = $(rows[i]).children('td');
	
						var first = $(columns[5]);
						var coach = $(columns[6]);
	
						if (coachSelected.indexOf(i+"") > -1) {
							var coachSpecials = coach.children("a");
							if (coachSpecials.length != 0) {
								for (j = 0; j < coachSpecials.length; j++) {
									name = $(coachSpecials[j]).attr('class');
									text = $(coachSpecials[j]).text();

									if (name == 'btn_small btn_burgundy_dark val_m wx90') {
										if (options.excludeMergeTicket) {										
											if (text == '예약하기') {
												$(coachSpecials[0])[0].click();
												succeed = true;
											}
										} else {
											$(coachSpecials[0])[0].click();
											succeed = true;
										}
										break;
									}
								}
								if (succeed == true) break;
							}
						}
	
						if (firstSelected.indexOf(i+"") > -1) {
							var firstSpecials = first.children("a");
							if (firstSpecials.length != 0) {
								for (j = 0; j < firstSpecials.length; j++) {
									name = $(firstSpecials[j]).attr('class');
									text = $(firstSpecials[j]).text();

									if (name == 'btn_small btn_burgundy_dark val_m wx90') {
										if (text == '예약하기') {
											$(firstSpecials[0])[0].click();
											succeed = true;
											break;
										}
									}
								}
								if (succeed == true) break;
							}
						}
					}
	
					if (succeed == true) {
						sessionStorage.removeItem('macro');
						sessionStorage.removeItem('coachSelected');
						sessionStorage.removeItem('firstSelected');
						sessionStorage.removeItem('psgInfoPerPrnb1');
						sessionStorage.removeItem('psgInfoPerPrnb5');
						sessionStorage.removeItem('psgInfoPerPrnb4');
						sessionStorage.removeItem('psgInfoPerPrnb2');
						sessionStorage.removeItem('psgInfoPerPrnb3');
						sessionStorage.removeItem('locSeatAttCd1');
						sessionStorage.removeItem('rqSeatAttCd1');
						chrome.extension.sendMessage({type: 'playSound'}, function(data) { });
					} else {
						setTimeout(function() { 
						location.reload();
						}, 1000);
					}
				} else {
					history.go(-1);
				}
			}
		});
	});
}