From aea4f328b62a745fa6862a27f1b5e46b4d4619ff Mon Sep 17 00:00:00 2001
From: Boon Kai <bk7312@users.noreply.github.com>
Date: Fri, 24 May 2024 14:12:43 +0800
Subject: [PATCH] feat: add volume control (#1107)

---
 inject.js  | 12 ++++++++++++
 options.js |  2 ++
 2 files changed, 14 insertions(+)

diff --git a/inject.js b/inject.js
index 8940b6d8..ff7ac90e 100644
--- a/inject.js
+++ b/inject.js
@@ -830,6 +830,10 @@ function runAction(action, value, e) {
         pause(v);
       } else if (action === "muted") {
         muted(v);
+      } else if (action === "louder") {
+        volumeUp(v, value);
+      } else if (action === "softer") {
+        volumeDown(v, value);
       } else if (action === "mark") {
         setMark(v);
       } else if (action === "jump") {
@@ -875,6 +879,14 @@ function muted(v) {
   v.muted = v.muted !== true;
 }
 
+function volumeUp(v, value) {
+  v.volume = Math.min(1, (v.volume + value).toFixed(2));
+}
+
+function volumeDown(v, value) {
+  v.volume = Math.max(0, (v.volume - value).toFixed(2));
+}
+
 function setMark(v) {
   log("Adding marker", 5);
   v.vsc.mark = v.currentTime;
diff --git a/options.js b/options.js
index 18dd3a88..da3fd49a 100644
--- a/options.js
+++ b/options.js
@@ -138,6 +138,8 @@ function add_shortcut() {
     <option value="reset">Reset speed</option>
     <option value="fast">Preferred speed</option>
     <option value="muted">Mute</option>
+    <option value="softer">Decrease volume</option>
+    <option value="louder">Increase volume</option>
     <option value="pause">Pause</option>
     <option value="mark">Set marker</option>
     <option value="jump">Jump to marker</option>