From dd19910ec18ec60633bf5b4fcda5bab220d0565f Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Sun, 7 Jun 2020 10:05:32 +0200
Subject: Relocate all webservice files to src/ws and make sure they can be
 found by the service after install.

---
 src/ws/node.js | 137 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100644 src/ws/node.js

(limited to 'src/ws/node.js')

diff --git a/src/ws/node.js b/src/ws/node.js
new file mode 100644
index 0000000..3cb325c
--- /dev/null
+++ b/src/ws/node.js
@@ -0,0 +1,137 @@
+/* -*- Mode: javascript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set et sw=2 ts=2: */
+
+function createId(boardid, nodeid)
+{
+  return "b" + boardid + "_t" + nodeid;
+}
+
+function idFromStr(str)
+{
+  return str.substring(str.search('t') + 1, str.length);
+}
+
+var nodes = new Array();
+
+function findNode(id, subscribeid)
+{
+    for(var i = 0; i < nodes.length; i++) {
+	var node = nodes[i];
+	var child = node.findNode(id, subscribeid);
+	if(child != null) return child;
+    }
+
+    return null;
+}
+
+function Node(id, subscribeid)
+{
+    this.id = id;
+    this.subscribeid = subscribeid;
+    this.children = new Array();
+    this.attributes = {};
+    this.parent = null;
+
+    // Elements:
+    this.element = document.createElement("div");
+    this.div_id = document.createElement("span");
+    this.div_title = document.createElement("span");
+}
+
+Node.prototype.dump = function()
+{
+    alert(this.id);
+}
+
+Node.prototype.findNode = function(id, subscribeid)
+{
+    if(this.subscribeid != subscribeid) return null;
+
+    if(this.id == id) return this;
+
+    for(var i = 0; i < this.children.length; i++) {
+	var node = this.children[i];
+	var child = node.findNode(id, subscribeid);
+	if(child != null) return child;
+    }
+
+    return null;
+}
+
+Node.prototype.addChild = function(node)
+{
+    if(node.parent != null) node.parent.removeChild(node);
+    this.children.push(node);
+    node.parent = this;
+    this.element.appendChild(node.element);
+}
+
+Node.prototype.removeChild = function(node)
+{
+    this.children = this.children.filter(
+	function(e) {
+	    return e.id != node.id;
+	});
+    node.parent = null;
+    this.element.removeChild(node.element);
+}
+
+Node.prototype.create = function()
+{
+    var node = this.element;
+
+    node.name = "node";
+    node.setAttribute("class", "node");
+    node.setAttribute("ondblclick", "editTitle(this, event)");
+    //node.setAttribute("onclick", "showHideChildren(this, event)");
+    node.setAttribute("ondrop", "drop(this, event)");
+    node.setAttribute("ondragover", "return false");
+    node.setAttribute("draggable", true);
+    node.setAttribute("ondragstart", "drag(this, event)");
+    node.setAttribute("title", this.id);
+
+    // This is a hack to make it possible to identify the nodeid and
+    // oberveid from the node id alone.
+    node.id = createId(this.subscribeid, this.id);
+
+/*
+    var subscribe_button = document.createElement("div");
+    subscribe_button.name = "subscribe_button";
+    subscribe_button.setAttribute("onclick", "subscribeMe(this, event)");
+    subscribe_button.setAttribute("title", this.id);
+    subscribe_button.setAttribute("style", "float: left; display: inline-box; width:14px; height: 14px; border: solid green 2px; cursor: pointer;");
+    var txt_plus = document.createTextNode("+");
+    subscribe_button.appendChild(txt_plus);
+    node.appendChild(subscribe_button);
+
+    var unsubscribe_button = document.createElement("div");
+    unsubscribe_button.name = "unsubscribe_button";
+    unsubscribe_button.setAttribute("onclick", "unsubscribeMe(this, event)");
+    unsubscribe_button.setAttribute("title", this.id);
+    unsubscribe_button.setAttribute("style", "float: left; display: inline-box; width:14px; height: 14px; border: solid red 2px; cursor: pointer;");
+    var txt_minus = document.createTextNode("-");
+    unsubscribe_button.appendChild(txt_minus);
+    node.appendChild(unsubscribe_button);
+*/
+
+    this.element.appendChild(this.div_id);
+    var id_txt = document.createTextNode(this.id);
+    this.div_id.appendChild(id_txt);
+
+    this.element.appendChild(this.div_title);
+
+    this.setAttribute("title", "(missing title)");
+}
+
+Node.prototype.setAttribute = function(name, value)
+{
+    this.attributes[name] = value;
+
+    if(name == "title") {
+	if(this.div_title.firstChild != null) {
+	    this.div_title.removeChild(this.div_title.firstChild);
+	}
+	var title_txt = document.createTextNode(value);
+	this.div_title.appendChild(title_txt);
+    }
+}
-- 
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