From 3224d7fc7bcc8e80bee8849d0fb946974bdcbf78 Mon Sep 17 00:00:00 2001
From: topninja <jin.develop@fivestarsmobi.com>
Date: Fri, 27 Nov 2020 11:22:09 -0500
Subject: [PATCH] Erase all button on menu

---
 client-data/board.html        |  1 +
 client-data/tools/new/new.js  | 60 +++++++++++++++++++++++++++++++++++
 client-data/tools/new/new.svg |  9 ++++++
 server/boardData.js           |  8 +++++
 server/sockets.js             |  3 ++
 5 files changed, 81 insertions(+)
 create mode 100644 client-data/tools/new/new.js
 create mode 100644 client-data/tools/new/new.svg

diff --git a/client-data/board.html b/client-data/board.html
index 00e01632..f6eb7186 100644
--- a/client-data/board.html
+++ b/client-data/board.html
@@ -90,6 +90,7 @@
 	<script src="../js/minitpl.js"></script>
 	<script src="../js/board.js"></script>
 	<script src="../tools/pencil/wbo_pencil_point.js"></script>
+	<script src="../tools/new/new.js"></script>
 	<script src="../tools/pencil/pencil.js"></script>
 	<script src="../tools/cursor/cursor.js"></script>
 	<script src="../tools/line/line.js"></script>
diff --git a/client-data/tools/new/new.js b/client-data/tools/new/new.js
new file mode 100644
index 00000000..28c919ce
--- /dev/null
+++ b/client-data/tools/new/new.js
@@ -0,0 +1,60 @@
+/**
+ *                        WHITEBOPHIR
+ *********************************************************
+ * @licstart  The following is the entire license notice for the 
+ *  JavaScript code in this page.
+ *
+ * Copyright (C) 2013  Ophir LOJKINE
+ *
+ *
+ * The JavaScript code in this page is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU
+ * General Public License (GNU GPL) as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option)
+ * any later version.  The code is distributed WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU GPL for more details.
+ *
+ * As additional permission under GNU GPL version 3 section 7, you
+ * may distribute non-source (e.g., minimized or compacted) forms of
+ * that code without the copy of the GNU GPL normally required by
+ * section 4, provided you include this license notice and a URL
+ * through which recipients can access the Corresponding Source.
+ *
+ * @licend
+ */
+
+(function grid() {
+    // when new button clicks then calls this function
+    function btnClickHandler() {
+        Tools.socket.emit('broadcast', {
+            board: Tools.boardName,
+            data : {
+                tool : "New",
+                type : "deleteall"
+            }
+        });
+        Tools.drawingArea.innerHTML = '';
+    }
+    
+    // this is callback handler from socket
+    function eraseAll(data) {
+		switch (data.type) {
+			case "deleteall":
+                Tools.drawingArea.innerHTML = '';
+				break;
+		}
+    }
+
+    Tools.add({
+        "name": "New",
+        "shortcut": "n",
+        "listeners": {},
+        "icon": "tools/new/new.svg",
+        "oneTouch": true,
+        "onstart": btnClickHandler,
+        "draw": eraseAll,
+        "mouseCursor": "crosshair",
+    });
+
+})(); 
\ No newline at end of file
diff --git a/client-data/tools/new/new.svg b/client-data/tools/new/new.svg
new file mode 100644
index 00000000..6a9d7548
--- /dev/null
+++ b/client-data/tools/new/new.svg
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 24.1.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 512 512" style="enable-background:new 0 0 512 512;" xml:space="preserve">
+<g>
+	<polygon points="448,80 512,80 512,112 448,112 448,176 416,176 416,112 352,112 352,80 416,80 416,16 448,16 	"/>
+	<path d="M32,112h256V80H32C14.3,80,0,94.3,0,112v352c0,17.7,14.3,32,32,32h384c17.7,0,32-14.3,32-32V247.3h-32V464H32V112z"/>
+</g>
+</svg>
diff --git a/server/boardData.js b/server/boardData.js
index 1539a44f..3a53c841 100644
--- a/server/boardData.js
+++ b/server/boardData.js
@@ -97,6 +97,14 @@ BoardData.prototype.delete = function (id) {
 	this.delaySave();
 };
 
+/** Removes all data from the board
+ */
+BoardData.prototype.deleteall = function () {
+	//KISS
+	this.board = [];
+	this.delaySave();
+};
+
 /** Reads data from the board
  * @param {string} id - Identifier of the element to get.
  * @returns {object} The element with the given id, or undefined if no element has this id
diff --git a/server/sockets.js b/server/sockets.js
index d24c2cef..ae459b4e 100644
--- a/server/sockets.js
+++ b/server/sockets.js
@@ -143,6 +143,9 @@ async function saveHistory(boardName, message) {
 		case "delete":
 			if (id) board.delete(id);
 			break;
+		case "deleteall":
+			board.deleteall();
+			break;
 		case "update":
 			if (id) board.update(id, message);
 			break;