fix: 🐛 (xgplayer-hls) 修复重播时，视频播放到结尾一直loading的问题（重播时末尾buffer已下载）

packages/xgplayer-hls/src/hls/index.js

@@ -470,10 +470,10 @@ export class Hls extends EventEmitter {
    */
   _loadSegment = async () => {
     if (this._segmentProcessing || !this.media) return
-    const nextSeg = this._playlist.nextSegment
+    const { nextSegment } = this._playlist
     const { config } = this
 
-    if (!nextSeg) return
+    if (!nextSegment) return
 
     if (!this.isLive) {
       let bInfo = this.bufferInfo()
@@ -492,9 +492,9 @@ export class Hls extends EventEmitter {
 
       // reset segment pointer by buffer end
       if (!this._urlSwitching &&
-        this._prevSegSn !== nextSeg.sn - 1 &&
+        this._prevSegSn !== nextSegment.sn - 1 &&
         bInfo.end &&
-        Math.abs(nextSeg.start - bInfo.end) > 1) {
+        Math.abs(nextSegment.start - bInfo.end) > 1) {
         this._playlist.setNextSegmentByIndex(this._playlist.findSegmentIndexByTime(bInfo.end + 0.1))
       }
     }
@@ -916,7 +916,11 @@ export class Hls extends EventEmitter {
     const { media } = this
     const { nextSegment, lastSegment } = this._playlist
     const eosAllowed =
-      !nextSegment &&
+      (!nextSegment ||
+        (lastSegment &&
+          // Use the mid-time of lastSegment to determine
+          // whether the Media Buffer has been buffered to the end
+          Buffer.isBuffered(media, lastSegment.start + lastSegment.duration / 2))) &&
       media.readyState &&
       media.duration > 0 &&
       this._bufferService?.msIsOpened &&

packages/xgplayer-streaming-shared/src/buffer.js

@@ -130,4 +130,25 @@ export class Buffer {
       length: Buffer.totalLength && Buffer.totalLength(buffers)
     }
   }
+
+  /**
+   *
+   * @param {HTMLMediaElement} media
+   * @param {number} pos
+   * @returns {Boolean}
+   */
+  static isBuffered (media, pos) {
+    if (media) {
+      const buffered = Buffer.get(media)
+
+      if (buffered?.length) {
+        for (let i = 0; i < buffered.length; i++) {
+          if (pos >= buffered.start(i) && pos <= buffered.end(i)) {
+            return true
+          }
+        }
+      }
+    }
+    return false
+  }
 }