From e4c14b927d727664e2933cb7eb6fb392a0fa6528 Mon Sep 17 00:00:00 2001
From: Welbert Serra <welberts@gmail.com>
Date: Sun, 27 Nov 2016 12:21:35 -0300
Subject: [PATCH] Version 0.0.1

---
 .jshintrc                        |  3 ++
 data/lib/jquery.min.js           |  4 --
 data/scripts/context-script.js   | 91 ++++++++++++++++++++++++++------
 data/scripts/popup-middleware.js |  4 +-
 index.js                         | 21 ++++----
 5 files changed, 89 insertions(+), 34 deletions(-)
 create mode 100644 .jshintrc
 delete mode 100644 data/lib/jquery.min.js

diff --git a/.jshintrc b/.jshintrc
new file mode 100644
index 0000000..2b6f469
--- /dev/null
+++ b/.jshintrc
@@ -0,0 +1,3 @@
+{
+  "esversion": 6
+}
diff --git a/data/lib/jquery.min.js b/data/lib/jquery.min.js
deleted file mode 100644
index 4c5be4c..0000000
--- a/data/lib/jquery.min.js
+++ /dev/null
@@ -1,4 +0,0 @@
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diff --git a/data/scripts/context-script.js b/data/scripts/context-script.js
index b9cf55a..5f94fae 100644
--- a/data/scripts/context-script.js
+++ b/data/scripts/context-script.js
@@ -1,27 +1,86 @@
 self.on("click", function(node, data) {
-	self.postMessage(node, data);
+	self.postMessage(findCssSelector(node));
 });
 
-jQuery.fn.getPath = function() {
-	if (this.length != 1) throw 'Requires one element.';
+findCssSelector = function(ele) {
+	ele = getRootBindingParent(ele);
+	let document = ele.ownerDocument;
+	if (!document || !document.contains(ele)) {
+		throw new Error("findCssSelector received element not inside document");
+	}
 
-	var path, node = this;
-	while (node.length) {
-		var realNode = node[0],
-			name = realNode.localName;
-		if (!name) break;
-		name = name.toLowerCase();
+	// document.querySelectorAll("#id") returns multiple if elements share an ID
+	if (ele.id &&
+		document.querySelectorAll("#" + CSS.escape(ele.id)).length === 1) {
+		return "#" + CSS.escape(ele.id);
+	}
 
-		var parent = node.parent();
+	// Inherently unique by tag name
+	let tagName = ele.localName;
+	if (tagName === "html") {
+		return "html";
+	}
+	if (tagName === "head") {
+		return "head";
+	}
+	if (tagName === "body") {
+		return "body";
+	}
 
-		var siblings = parent.children(name);
-		if (siblings.length > 1) {
-			name += ':eq(' + siblings.index(realNode) + ')';
+	// We might be able to find a unique class name
+	let selector, index, matches;
+	if (ele.classList.length > 0) {
+		for (let i = 0; i < ele.classList.length; i++) {
+			// Is this className unique by itself?
+			selector = "." + CSS.escape(ele.classList.item(i));
+			matches = document.querySelectorAll(selector);
+			if (matches.length === 1) {
+				return selector;
+			}
+			// Maybe it's unique with a tag name?
+			selector = tagName + selector;
+			matches = document.querySelectorAll(selector);
+			if (matches.length === 1) {
+				return selector;
+			}
+			// Maybe it's unique using a tag name and nth-child
+			index = positionInNodeList(ele, ele.parentNode.children) + 1;
+			selector = selector + ":nth-child(" + index + ")";
+			matches = document.querySelectorAll(selector);
+			if (matches.length === 1) {
+				return selector;
+			}
 		}
+	}
 
-		path = name + (path ? '>' + path : '');
-		node = parent;
+	// Not unique enough yet.  As long as it's not a child of the document,
+	// continue recursing up until it is unique enough.
+	if (ele.parentNode !== document) {
+		index = positionInNodeList(ele, ele.parentNode.children) + 1;
+		selector = findCssSelector(ele.parentNode) + " > " +
+			tagName + ":nth-child(" + index + ")";
 	}
 
-	return path;
+	return selector;
 };
+
+function positionInNodeList(element, nodeList) {
+	for (let i = 0; i < nodeList.length; i++) {
+		if (element === nodeList[i]) {
+			return i;
+		}
+	}
+	return -1;
+}
+
+function getRootBindingParent(node) {
+	let parent;
+	let doc = node.ownerDocument;
+	if (!doc) {
+		return node;
+	}
+	//while ((parent = doc.getBindingParent(node))) {
+	//	node = parent;
+	//}
+	return node;
+}
diff --git a/data/scripts/popup-middleware.js b/data/scripts/popup-middleware.js
index 660a11c..8a9fa8f 100644
--- a/data/scripts/popup-middleware.js
+++ b/data/scripts/popup-middleware.js
@@ -20,6 +20,6 @@ self.port.on("show", function onShow() {
 	textArea.focus();
 });
 
-self.port.on("text-received", function onShow() {
-	textArea.value += "Write some text";
+self.port.on("text-received", function onShow(text) {
+	textArea.value += text;
 });
diff --git a/index.js b/index.js
index d37aad1..6730f8e 100644
--- a/index.js
+++ b/index.js
@@ -1,16 +1,13 @@
 //-- EVENT OF ADDON ELEMENT
 
 function onbuttonGuideAutomatorClicked(state) {
-	//tabs.open("https://www.npmjs.com/package/guide-automator");
-	popupGuideAutomator.show();
+	tabs.open("https://www.npmjs.com/package/guide-automator");
+	//popupGuideAutomator.show();
 }
 
-var ContextScript = 'self.on("click", function (node, data) {' +
-	'  self.postMessage(node.value,data);' +
-	'});';
-
-function onContextMessage(node, data) {
-	console.log(node);
+function onContextMessage(cssSelector) {
+	clipboard.set(cssSelector);
+	popupGuideAutomator.port.emit("text-received", cssSelector);
 }
 
 //-- END EVENT OF ADDON ELEMENT
@@ -20,7 +17,7 @@ var data = require("sdk/self").data;
 var buttons = require('sdk/ui/button/action');
 var tabs = require("sdk/tabs");
 var contextMenu = require("sdk/context-menu");
-
+var clipboard = require("sdk/clipboard");
 var popupGuideAutomator = require("sdk/panel").Panel({
 	contentURL: data.url("main.html"),
 	contentScriptFile: data.url("scripts/popup-middleware.js")
@@ -45,19 +42,19 @@ var menuItem = contextMenu.Item({
 	image: data.url("icon-16.png"),
 	context: contextMenu.SelectorContext("*"),
 	onMessage: onContextMessage,
-	contentScriptFile: [data.url("lib/jquery.min.js"), data.url("scripts/context-script.js")]
+	contentScriptFile: data.url("scripts/context-script.js")
 });
 
 //-- END ADDON ELEMENT
 
 //-- popupGuideAutomator Comunication
 popupGuideAutomator.on("show", function() {
-	popupGuideAutomator.port.emit("text-received");
+	popupGuideAutomator.port.emit("text-received", "teste");
 	popupGuideAutomator.port.emit("show");
 });
 
 popupGuideAutomator.port.on("text-entered", function(text) {
-	console.log(text);
+	console.log("Index-Port: " + text);
 	popupGuideAutomator.hide();
 });
 //-- END popupGuideAutomator Comunication