// ==UserScript==
// @name        SideTrackedStats
// @namespace   http://www.cryotest.com/
// @description Adds your SideTracked stats badge onto your profile page and SideTracked cache pages on geocaching.com.
// @license     GPL version 3 or any later version; http://www.gnu.org/copyleft/gpl.html
// @copyright   2015-2019, Cryo99
// @attribution SideTracked stats provided by Chris AKA Bus.Stop (http://www.sidetrackedseries.info/)
// @attribution Icon image extracted from the SideTracked banner by Chris AKA Bus.Stop
// @icon        https://raw.githubusercontent.com/Cryo99/SideTrackedStats/master/icon48.png
// @icon64      https://raw.githubusercontent.com/Cryo99/SideTrackedStats/master/icon64.png
// @include     /^https?://www\.geocaching\.com/(account|my|default|geocache|profile|seek/cache_details|p)/
// @exclude     /^https?://www\.geocaching\.com/(login|about|articles|myfriends)/
// @version     0.1.1
// @supportURL	https://github.com/Cryo99/SideTrackedStats
// @grant       GM_xmlhttpRequest
// @downloadURL none
// ==/UserScript==


(function (){
	"use strict";
	var cacheName = document.getElementById("ctl00_ContentBody_CacheName"),
		stsCSS = document.createElement("style"),
		// ST images can be wider when level names are long. overflow: hidden; on sts-container prevents images from overlaying the div border.
		css = 'div.sts-container { border: 1px solid #b0b0b0; margin-top: 1.5em; padding: 0; text-align: center; overflow: hidden;} .WidgetBody div.sts-container { border: none; } #ctl00_ContentBody_ProfilePanel1_pnlProfile div.sts-container { border: none; text-align: inherit;} a.sts-badge { background-color: white;} #ctl00_ContentBody_ProfilePanel1_pnlProfile div.sts-container {float: left}',
		currentPage,
		profileNameOld = document.getElementById("ctl00_ContentBody_ProfilePanel1_lblMemberName"),
		profileName = document.getElementById("ctl00_ProfileHead_ProfileHeader_lblMemberName"),
		userFieldOld = document.getElementsByClassName("li-user-info"),
		userField = document.getElementsByClassName("user-name"),
		userName = "",
		userNames = [],
		stats = [];

	function displayStats(stats, page){
		function getHtml(uname, level, award, finds){
			return "<a class='sts-badge' href='https://www.sidetrackedseries.info' title='SideTracked stats.'><img src='https://img.sidetrackedseries.info/awards/st_F_award.php?name=" + uname + "&brand=jobs' /></a>";
		}
		var stsWidget = document.createElement("div"),
			html = "",
			i,
			target;

		for(i = 0; i < stats.length; i++){
			var name = (stats[i].name + "")
				.replace(/;/g, ",")
				.replace(/'/g, "&apos;")
				.replace(/"/g, "&quot;");
			if(i === 0 || stats[i].name !== stats[0].name){
				html += getHtml(name);
			}
		}

		switch(page){
			case "my":
				target = document.getElementById("ctl00_ContentBody_lnkProfile");
				break;
			case "account":
                target = document.getElementsByClassName('sidebar-right')[0];
				break;
			case "cache":
                target = document.getElementsByClassName('sidebar')[0];
                break;
			case "profile":
				if(profileName){
					target = document.getElementById("ctl00_ContentBody_ProfilePanel1_lblProfile");
					if (target) {
						target = target.parentNode;
					}
				}else if(profileNameOld){
					target = document.getElementById("HiddenProfileContent");
				}
				break;
		}

		if(!target){
			console.warn("SideTracked Stats: Aborted - couldn't find where to insert widget. You might not be logged in.");
			return;
		}

		if(html){
			stsWidget.className = "sts-container";
			stsWidget.innerHTML = html;
            switch(page){
                case "my":
                case "profile":
                    target.parentNode.insertBefore(stsWidget, target.nextSibling);
                    break;
                default:
                    target.insertBefore(stsWidget, target.firstChild.nextSibling.nextSibling);
                    break;
            }
        }else{
			console.warn("SideTracked Stats: didn't generate an award badge.");
		}
	}
	function getHiderName(){
		var i,
			links = document.getElementsByTagName("a"),
			pos;
		if(links){
			for(i = 0; i < links.length; i++){
				pos = links[i].href.indexOf("/seek/nearest.aspx?u=");
				if(pos !== -1){
					return decodeURIComponent(links[i].href.substr(pos + 21).replace(/\+/g, '%20'));
				}
			}
		}
	}

	function parseNames(names){
		// Filter out null or undefined entries, convert commas to semicolons, then convert to a comma-separated string.
		return encodeURIComponent(names
				.filter(function (n){
					return n !== undefined;
				})
				.map(function (n){
					return (n + "").replace(/,/g, ";");
				})
				.join());
	}

	// Don't run on frames or iframes
	if(window.top !== window.self){
		return false;
	}

	if(/\/my\//.test(location.pathname)){
		// On a My Profile page
		currentPage = "my";
    }else if(/\/account\//.test(location.pathname)){
		// On a Profile page
		currentPage = "account";
	}else{
		if(cacheName){
			// On a Geocache page...
			if(!/SideTracked/i.test(cacheName.innerHTML) && !/side tracked/i.test(cacheName.innerHTML)){
				// ...but not a SideTracked  cache
				return;
			}
			currentPage = "cache";
		}else{
			currentPage = "profile";
		}
	}

    var hider;
	switch(currentPage){
		case "profile":
			if(profileName){
				userNames = [profileName.textContent.trim()];
			}else if(profileNameOld){
				userNames = [profileNameOld.textContent.trim()];
			}
			break;
		default:
			if(userField.length > 0){
				userNames.push(userField[0].innerHTML.trim());
			}
			hider = getHiderName();
			if(typeof hider !== 'undefined'){
				userNames.push(hider);
			}
			break;
	}

	for(var i = 0; i < userNames.length; i++){
		stats[i] = {name: userNames[i]};
	}

	userName = parseNames(userNames);
	if(!userName){
		console.error("SideTracked Stats: Aborted - couldn't work out user name");
		return;
	}

	// Inject widget styling
	stsCSS.type = 'text/css';
	if(stsCSS.styleSheet){
		stsCSS.styleSheet.cssText = css;
	}else{
		stsCSS.appendChild(document.createTextNode(css));
	}
	document.head.appendChild(stsCSS);
	displayStats(stats, currentPage);
}());