Refactor Control class to update control option variables and element references

packages/artplayer-plugin-dash-control/src/index.js

@@ -0,0 +1,192 @@
+import $quality from 'bundle-text:./quality.svg';
+import $audio from 'bundle-text:./audio.svg';
+
+function uniqBy(array, property) {
+    const seen = new Map();
+    return array.filter((item) => {
+        const key = item[property];
+        if (key === undefined) {
+            return true;
+        }
+        return !seen.has(key) && seen.set(key, 1);
+    });
+}
+
+export default function artplayerPluginDashControl(option = {}) {
+    return (art) => {
+        const { $video } = art.template;
+        const { errorHandle } = art.constructor.utils;
+
+        function updateQuality(dashPlayer) {
+            const qualities = dashPlayer.getBitrateInfoListFor('video');
+            if (!qualities.length) return;
+
+            const config = option.quality || {};
+            const auto = config.auto || 'Auto';
+            const title = config.title || 'Quality';
+            const getName = config.getName || ((level) => `${level.height}p`);
+            const currentQuality = dashPlayer.getQualityFor('video');
+            const defaultLevel = qualities[currentQuality];
+            const defaultHtml = defaultLevel ? getName(defaultLevel) : auto;
+
+            const selector = uniqBy(
+                qualities.map((item, index) => {
+                    return {
+                        html: getName(item, index),
+                        value: index,
+                        default: currentQuality === index,
+                    };
+                }),
+                'html',
+            ).sort((a, b) => b.value - a.value);
+
+            selector.push({
+                html: auto,
+                value: 'auto',
+                default: dashPlayer.getSettings().streaming.abr.autoSwitchBitrate['video'],
+            });
+
+            const onSelect = (item) => {
+                if (item.value === 'auto') {
+                    dashPlayer.updateSettings({
+                        streaming: {
+                            abr: {
+                                autoSwitchBitrate: {
+                                    video: true,
+                                },
+                            },
+                        },
+                    });
+                } else {
+                    dashPlayer.updateSettings({
+                        streaming: {
+                            abr: {
+                                autoSwitchBitrate: {
+                                    video: false,
+                                },
+                            },
+                        },
+                    });
+                    dashPlayer.setQualityFor('video', item.value);
+                }
+                art.notice.show = `${title}: ${item.html}`;
+                art.emit('artplayerPluginDashControl:quality', item);
+                return item.html;
+            };
+
+            if (config.control) {
+                art.controls.update({
+                    name: 'dash-quality',
+                    position: 'right',
+                    html: defaultHtml,
+                    style: { padding: '0 10px' },
+                    selector: selector,
+                    onSelect: onSelect,
+                    mounted: () => {
+                        art.on('artplayerPluginDashControl:quality', (item) => {
+                            art.controls.check(item);
+                        });
+                    },
+                });
+            }
+
+            if (config.setting) {
+                art.setting.update({
+                    name: 'dash-quality',
+                    tooltip: defaultHtml,
+                    html: title,
+                    icon: $quality,
+                    width: 200,
+                    selector: selector,
+                    onSelect: onSelect,
+                    mounted: () => {
+                        art.on('artplayerPluginDashControl:quality', (item) => {
+                            art.setting.check(item);
+                        });
+                    },
+                });
+            }
+        }
+
+        function updateAudio(dashPlayer) {
+            const audioTracks = dashPlayer.getTracksFor('audio');
+            if (!audioTracks.length) return;
+
+            const config = option.audio || {};
+            const title = config.title || 'Audio';
+            const getName = config.getName || ((track) => track.lang || track.id);
+            const currentTrack = dashPlayer.getCurrentTrackFor('audio');
+            const defaultHtml = currentTrack ? getName(currentTrack) : 'Default';
+
+            const selector = uniqBy(
+                audioTracks.map((item) => {
+                    return {
+                        html: getName(item),
+                        value: item.id,
+                        default: currentTrack && currentTrack.id === item.id,
+                    };
+                }),
+                'html',
+            );
+
+            const onSelect = (item) => {
+                dashPlayer.setCurrentTrack(audioTracks.find((track) => track.id === item.value));
+                art.loading.show = true;
+                art.notice.show = `${title}: ${item.html}`;
+                art.emit('artplayerPluginDashControl:audio', item);
+                return item.html;
+            };
+
+            if (config.control) {
+                art.controls.update({
+                    name: 'dash-audio',
+                    position: 'right',
+                    html: defaultHtml,
+                    style: { padding: '0 10px' },
+                    selector: selector,
+                    onSelect: onSelect,
+                    mounted: () => {
+                        art.on('artplayerPluginDashControl:audio', (item) => {
+                            art.controls.check(item);
+                        });
+                    },
+                });
+            }
+
+            if (config.setting) {
+                art.setting.update({
+                    name: 'dash-audio',
+                    tooltip: defaultHtml,
+                    html: title,
+                    icon: $audio,
+                    width: 200,
+                    selector: selector,
+                    onSelect: onSelect,
+                    mounted: () => {
+                        art.on('artplayerPluginDashControl:audio', (item) => {
+                            art.setting.check(item);
+                        });
+                    },
+                });
+            }
+        }
+
+        function update() {
+            errorHandle(art.dash?.getVideoElement() === $video, 'Cannot find instance of DASH from "art.dash"');
+            updateQuality(art.dash);
+            updateAudio(art.dash);
+        }
+
+        art.on('ready', update);
+        art.on('restart', update);
+
+        return {
+            name: 'artplayerPluginDashControl',
+            update,
+        };
+    };
+}
+
+if (typeof window !== 'undefined') {
+    window['artplayerPluginDashControl'] = artplayerPluginDashControl;
+}