From 7be4bf28f2174716b3ae8e739c3dcc350001c17a Mon Sep 17 00:00:00 2001
From: Preston <freetubeapp@protonmail.com>
Date: Tue, 12 Jan 2021 22:56:31 -0500
Subject: [PATCH] Create Loop Button and functionality in video player

---
 src/renderer/assets/img/loop.svg              |  1 +
 .../ft-video-player/ft-video-player.js        | 57 ++++++++++++++++++-
 src/renderer/videoJS.css                      | 25 +++++++-
 3 files changed, 80 insertions(+), 3 deletions(-)
 create mode 100644 src/renderer/assets/img/loop.svg

diff --git a/src/renderer/assets/img/loop.svg b/src/renderer/assets/img/loop.svg
new file mode 100644
index 00000000..e7e24c6e
--- /dev/null
+++ b/src/renderer/assets/img/loop.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="white" width="20px" height="20px"><path class="loop" d="M12 4V2.21c0-.45-.54-.67-.85-.35l-2.8 2.79c-.2.2-.2.51 0 .71l2.79 2.79c.32.31.86.09.86-.36V6c3.31 0 6 2.69 6 6 0 .79-.15 1.56-.44 2.25-.15.36-.04.77.23 1.04.51.51 1.37.33 1.64-.34.37-.91.57-1.91.57-2.95 0-4.42-3.58-8-8-8zm0 14c-3.31 0-6-2.69-6-6 0-.79.15-1.56.44-2.25.15-.36.04-.77-.23-1.04-.51-.51-1.37-.33-1.64.34C4.2 9.96 4 10.96 4 12c0 4.42 3.58 8 8 8v1.79c0 .45.54.67.85.35l2.79-2.79c.2-.2.2-.51 0-.71l-2.79-2.79c-.31-.31-.85-.09-.85.36V18z"/></svg>
diff --git a/src/renderer/components/ft-video-player/ft-video-player.js b/src/renderer/components/ft-video-player/ft-video-player.js
index ab29039f..75205226 100644
--- a/src/renderer/components/ft-video-player/ft-video-player.js
+++ b/src/renderer/components/ft-video-player/ft-video-player.js
@@ -1,4 +1,5 @@
 import Vue from 'vue'
+import { mapActions } from 'vuex'
 import FtCard from '../ft-card/ft-card.vue'
 
 import $ from 'jquery'
@@ -87,6 +88,7 @@ export default Vue.extend({
             'remainingTimeDisplay',
             'customControlSpacer',
             'playbackRateMenuButton',
+            'loopButton',
             'chaptersButton',
             'descriptionsButton',
             'subsCapsButton',
@@ -156,6 +158,7 @@ export default Vue.extend({
     }
 
     this.createFullWindowButton()
+    this.createLoopButton()
     this.determineFormatType()
     this.determineMaxFramerate()
   },
@@ -533,7 +536,53 @@ export default Vue.extend({
       }
     },
 
-    createFullWindowButton: function() {
+    createLoopButton: function () {
+      const v = this
+      const VjsButton = videojs.getComponent('Button')
+      const loopButton = videojs.extend(VjsButton, {
+        constructor: function(player, options) {
+          VjsButton.call(this, player, options)
+        },
+        handleClick: function() {
+          v.toggleVideoLoop()
+        },
+        createControlTextEl: function (button) {
+          return $(button).html($('<div id="loopButton" class="vjs-icon-loop loop-white vjs-button loopWhite"></div>')
+            .attr('title', 'Toggle Loop'))
+        }
+      })
+      videojs.registerComponent('loopButton', loopButton)
+    },
+
+    toggleVideoLoop: async function () {
+      if (!this.player.loop()) {
+        const currentTheme = localStorage.getItem('mainColor')
+        const colorNames = this.$store.state.utils.colorClasses
+        const colorValues = this.$store.state.utils.colorValues
+
+        const nameIndex = colorNames.findIndex((color) => {
+          return color === currentTheme
+        })
+
+        const themeTextColor = await this.calculateColorLuminance(colorValues[nameIndex])
+
+        $('#loopButton').addClass('vjs-icon-loop-active')
+
+        if (themeTextColor === '#000000') {
+          $('#loopButton').addClass('loop-black')
+          $('#loopButton').removeClass('loop-white')
+        }
+
+        this.player.loop(true)
+      } else {
+        $('#loopButton').removeClass('vjs-icon-loop-active')
+        $('#loopButton').removeClass('loop-black')
+        $('#loopButton').addClass('loop-white')
+        this.player.loop(false)
+      }
+    },
+
+    createFullWindowButton: function () {
       const v = this
       const VjsButton = videojs.getComponent('Button')
       const fullWindowButton = videojs.extend(VjsButton, {
@@ -827,6 +876,10 @@ export default Vue.extend({
             break
         }
       }
-    }
+    },
+
+    ...mapActions([
+      'calculateColorLuminance'
+    ])
   }
 })
diff --git a/src/renderer/videoJS.css b/src/renderer/videoJS.css
index 12fad58f..767006db 100644
--- a/src/renderer/videoJS.css
+++ b/src/renderer/videoJS.css
@@ -449,7 +449,6 @@ body.vjs-full-window {
   content: url(assets/img/open_fullwindow.svg);
 }
 
-
 .vjs-icon-fullwindow-exit, .video-js.vjs-fullwindow .vjs-fullwindow-control .vjs-icon-placeholder {
   font-family: VideoJS;
   font-weight: normal;
@@ -459,6 +458,30 @@ body.vjs-full-window {
   content: url(assets/img/close_fullwindow.svg);
 }
 
+.vjs-icon-loop, .video-js .vjs-fullwindow-control .vjs-icon-placeholder {
+  color: white !important;
+  margin-top: 5px !important;
+  padding-top: 5px !important;
+  cursor: pointer;
+}
+
+.vjs-icon-loop-active {
+  background-color: var(--primary-color);
+}
+
+.vjs-icon-loop:before, .video-js.vjs-fullwindow .vjs-fullwindow-control .vjs-icon-placeholder:before {
+  content: url(assets/img/loop.svg);
+  /* filter: invert(1) drop-shadow(1px 0px 0px var(--primary-color)); */
+}
+
+.loop-black:before {
+  filter: brightness(0%);
+}
+
+.loop-white:before {
+  filter: none;
+}
+
 .vjs-full-window .video-js.vjs-fullscreen {
   position: fixed;
   overflow: hidden;