From 4bd0a90631cc07d1433a11079bfc2d54d51fb644 Mon Sep 17 00:00:00 2001
From: Holden Rohrer <holden.rohrer@gmail.com>
Date: Tue, 24 Dec 2019 20:55:52 -0500
Subject: added queue.js to simplify jarvis

---
 tools/queue.js | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 tools/queue.js

(limited to 'tools')

diff --git a/tools/queue.js b/tools/queue.js
new file mode 100644
index 0000000..ebe17cd
--- /dev/null
+++ b/tools/queue.js
@@ -0,0 +1,24 @@
+// A generalized queue object for rapid responses (doesn't do prioritization or algorithmic timesharing)
+
+module.exports = function(delayms, maxExport, call){
+  let queue = [];
+  let open = true;
+  let getObjs = (maxExport == 1) ?
+    () => queue.shift() :
+    () => queue.splice(0, maxExport) ;
+  this.enqueue = function(){
+    for (let i = 0; i < arguments.length; i++)
+      queue.push(arguments[i]);
+    if (open) dequeue();
+  }
+
+  function dequeue(){
+    if (queue.length == 0)
+      open = true;
+    else {
+      open = false;
+      call(getObjs());
+      setTimeout(dequeue, delayms);
+    }
+  }
+}
-- 
cgit