// ==UserScript==
// @name        JR Panda Crazy Helper
// @version     0.2.0
// @namespace   https://greasyfork.org/users/6406
// @description A script add on for Panda Crazy sending commands to main script.
// @include     http*://*mturk.com/mturk/myhits*
// @include		http*://*mturk.com/mturk/findhits*
// @include		http*://*mturk.com/mturk/sorthits*
// @include		http*://*mturk.com/mturk/viewhits*
// @include		http*://*mturk.com/mturk/searchbar*
// @include		http*://*mturk.com/mturk/previewandaccept?*
// @include		http*://*mturk.com/mturk/preview?*
// @include		http*://*mturk.com/mturk/return*
// @include		http*://*mturk.com/mturk/submit*
// @include		http*://*mturkcrowd.com/threads/*
// @exclude     http*://*mturk.com/mturk/findhits?*hit_scraper*
// @require     http://code.jquery.com/jquery-2.1.4.min.js
// @grant       GM_getValue
// @grant       GM_setValue
// @downloadURL none
// ==/UserScript==

var gScriptVersion = "0.2.0";
var gScriptName = "pandacrazy";
var gLocation = window.location.href;
var jobDataDefault = {"requesterName":"","requesterId":"","groupId":"","pay":"","title":"","duration":"0","hitsAvailable":0,"searchLink":""};

function createMessageData(command,data) { return {"time":(new Date().getTime()),"command":command,"data":data}; }
function sendCommandMessage(data) { localStorage.setItem("JR_message_" + gScriptName, JSON.stringify(data)); }

function createQueueData(length) { return {"queueLength":length}; }
function createJobData(jobData) { return {"groupId":jobData.groupId,"title":jobData.title,"requesterName":jobData.requesterName,"requesterId":jobData.requesterId,
	"pay":jobData.pay,"duration":jobData.duration,"hitsAvailable":jobData.hitsAvailable}; }

function sendMessageData(command,theData) {
	var messageData = createMessageData(command,theData);
	sendCommandMessage(messageData);
}
function sendQueueData(queueLength) { sendMessageData("queueData",createQueueData(queueLength)); }
function sendJobData(jobData) { sendMessageData("addJob",createJobData(jobData)); }
function sendJobOnceData(jobData) { sendMessageData("addOnceJob",createJobData(jobData)); }
function sendPingMessage() { localStorage.setItem("JR_message_ping_" + gScriptName, JSON.stringify({"command":"areYouThere","time":(new Date().getTime())})); }

function appendPandaButtons(element,jobData) {
	$(element).append($("<span>").html("Add: ")
		.append($("<button>").html("Panda").css({"font-size":"10px","line-height":"10px","padding":"1px"})
			.data("jobData",jobData)
			.click(function(e) { sendJobData($(e.target).data("jobData")); return false; }))
		.append($("<button>").html("Once").css({"font-size":"10px","line-height":"10px","padding":"1px"})
			.data("jobData",jobData)
			.click(function(e) { sendJobOnceData($(e.target).data("jobData")); return false; }))
	);
}
function doSortResultsTable() {
	var sortResultsTable = $("#sortresults_form").next("table");
	$(sortResultsTable).find("> tbody > tr").each(function(i, row) {
		var jobData = jQuery.extend(true, {}, jobDataDefault);
		var titleElement = $("#capsule" + i + "-0");
		jobData.groupId = $(titleElement).closest("tr").find(".capsulelink a").attr("href").split("groupId=")[1];
		jobData.title = $(titleElement).text().trim();
		var requesterElement = $(row).find(".requesterIdentity");
		jobData.requesterName = $(requesterElement).text().trim();
		jobData.requesterId = $(requesterElement).closest("a").attr("href").split("&requesterId=")[1];
		jobData.duration = $("#duration_to_complete\\.tooltip--" + i).closest("tr").find(".capsule_field_text").text().trim();
		jobData.hitsAvailable = $("#number_of_hits\\.tooltip--" + i).closest("tr").find(".capsule_field_text").text().trim();
		var rewardTrTarget = $("#reward\\.tooltip--" + i).closest("tr");
		jobData.pay = $(rewardTrTarget).find(".reward").text().replace("$","").trim();
		$(rewardTrTarget).append($("<td rowspan='2' width='100%'>").append($("<div>")
			.attr({"class":"JR_PandaCrazy"}).css({"text-align":"center","width":"100%","display":"inline-block"})));
		$(row).find(".JR_PandaCrazy").append($("<span>").html("[ PandaCrazy ]<br>"));
		appendPandaButtons($(row).find(".JR_PandaCrazy"),jobData);
	});
}

function mainListener(e) {
	window.removeEventListener("storage", mainListener, false);
	console.log(JSON.parse(e.newValue).url);
	if ( e.key == 'JR_message_pong_' + gScriptName && gLocation == (JSON.parse(e.newValue).url)) {
		var noHitsError = ($("td.error_title:contains('There are currently no HITs assigned to you.')").length > 0);
		var noHitsAlert = ($("#alertboxHeader:contains('There are currently no HITs assigned to you.')").length > 0);
		var returnedAlert = ($("#alertboxHeader:contains('The HIT has been returned.')").length > 0);
		if (gLocation.indexOf("mturk.com/mturk/myhits") != -1 || returnedAlert) {
			// Get queue number and data then send to Panda Crazy
			var queueLength = 0, queueData = null;
			if (noHitsError) { sendQueueData(0); }
			else {
				var numberQueueText = $("td.title_orange_text").html();
				if (numberQueueText) {
					var words = numberQueueText.trim().split(' ');
					if ($.isNumeric(words[words.length - 2])) queueLength = parseInt(words[words.length - 2]);
					sendQueueData(queueLength);
				}
			}
		} else if (gLocation.indexOf("mturk.com/mturk/findhits") != -1 || gLocation.indexOf("mturk.com/mturk/sorthits") != -1 ||
				gLocation.indexOf("mturk.com/mturk/viewhits") != -1 || gLocation.indexOf("mturk.com/mturk/searchbar") != -1 || noHitsAlert) {
			// Add buttons to add pandas for Panda Crazy
			doSortResultsTable();
		} else if (gLocation.indexOf("mturk.com/mturk/preview") != -1 || gLocation.indexOf("mturk.com/mturk/return") != -1 || gLocation.indexOf("mturk.com/mturk/submit") != -1) {
			var jobData = jQuery.extend(true, {}, jobDataDefault);
			if ($("#alertBox").text().indexOf("There are no HITs in this group available") != -1) {
				jobData.theGroupID = gLocation.split("groupId=")[1].split("&")[0];
				$("#alertBox").append($("<div>").attr({"id":"JR_PandaCrazyTop"}).append($("<span>").html("[Panda Crazy] ")));
				appendPandaButtons($("#JR_PandaCrazyTop"),jobData);
				doSortResultsTable();
			} else {
				var capsulelinkElement = $("form[name='hitForm'] .capsulelink_bold");
				var tableInfo = $(capsulelinkElement).closest("table").closest("table");
				jobData.groupId = (gLocation.indexOf("groupId=") != -1) ? gLocation.split("groupId=")[1].split("&")[0] : "";
				jobData.title = $(capsulelinkElement).find("div").text().trim();
				jobData.requesterId = ($("input[name='requesterId']:first").val()) ? $("input[name='requesterId']:first").attr("value") : "";
				jobData.requesterName = $("#requester\\.tooltip").closest("td").next().text().trim();
				jobData.duration = $("#time_left\\.tooltip").closest("td").next().text().trim();
				jobData.hitsAvailable = $("#number_of_hits\\.tooltip").closest("td").next().text().trim();
				jobData.pay = $("#reward\\.tooltip").closest("td").next().text().replace("$","").replace(" per HIT","").trim();
				$("#qualifications\\.tooltip").closest("td").next().attr({"width":"100%"});
				$("#qualifications\\.tooltip").closest("tr").append($("<td width=420 nowrap='' align=left>")
					.append($("<span>").attr({"class":"JR_PandaCrazy"}).html("[ PandaCrazy ] ")));
				appendPandaButtons($(".JR_PandaCrazy:first"),jobData);
			}
		}
	}
}
function startMessageListener() {
	window.addEventListener("storage", mainListener, false);
	setTimeout( function() { sendPingMessage(); }, 1000);
}

$(function() {
	startMessageListener();
});