From 276eba0fb1e316cab84f93bd5793cc138f596c14 Mon Sep 17 00:00:00 2001
From: Sarimoko <travis@sarimoko.com>
Date: Sun, 13 Feb 2022 05:40:01 +0000
Subject: [PATCH] Add 'www/queue.js'

---
 www/queue.js | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 www/queue.js

diff --git a/www/queue.js b/www/queue.js
new file mode 100644
index 0000000..1c67da1
--- /dev/null
+++ b/www/queue.js
@@ -0,0 +1,40 @@
+// Loops and calls each function in a queue
+function Queue() {
+  let queue = [];
+  let isLooping = false;
+  let isPaused = false;
+
+  this.loop = async () => {
+    isLooping = true;
+
+    const item = queue[0];
+    queue.shift();
+    await item();
+
+    if (!queue.length || isPaused) {
+      isLooping = false;
+      return;
+    }
+
+    this.loop();
+  };
+
+  this.add = item => {
+    if (isPaused) return;
+
+    queue.push(item);
+
+    if (!isLooping) this.loop();
+  };
+
+  this.clear = () => {
+    queue = [];
+  };
+
+  this.pause = (duration = 0) => {
+    isPaused = true;
+    setTimeout(() => (isPaused = false), duration);
+  };
+
+  this.isLooping = isLooping;
+}
\ No newline at end of file