Video Player: Fix isSeeking change (#5977)

src/components/mediaViewer/SeekLine.tsx

@@ -13,6 +13,7 @@ import { IS_TOUCH_ENV } from '../../util/browser/windowEnvironment';
 import buildClassName from '../../util/buildClassName';
 import { captureEvents } from '../../util/captureEvents';
 import { formatMediaDuration } from '../../util/dates/dateFormat';
+import getPointerPosition from '../../util/events/getPointerPosition';
 import { clamp, round } from '../../util/math';
 
 import { useThrottledSignal } from '../../hooks/useAsyncResolvers';
@@ -151,7 +152,7 @@ const SeekLine: FC<OwnProps> = ({
     let offset = 0;
 
     const getPreviewProps = (e: MouseEvent | TouchEvent) => {
-      const pageX = e instanceof MouseEvent ? e.pageX : e.touches[0].pageX;
+      const pageX = getPointerPosition(e).x;
       const t = clamp(duration * ((pageX - seekerSize.left) / seekerSize.width), 0, duration);
       if (isPreviewDisabled) return [t, 0];
       if (!seekerSize.width) seekerSize = seeker.getBoundingClientRect();

src/components/mediaViewer/VideoPlayer.tsx

@@ -1,13 +1,14 @@
 import type { FC } from '../../lib/teact/teact';
 import type React from '../../lib/teact/teact';
 import {
-  memo, useEffect, useRef, useState,
+  memo, useEffect, useRef, useSignal, useState,
 } from '../../lib/teact/teact';
 import { getActions } from '../../global';
 
 import type { ApiDimensions } from '../../api/types';
 
 import { IS_IOS, IS_TOUCH_ENV, IS_YA_BROWSER } from '../../util/browser/windowEnvironment';
+import getPointerPosition from '../../util/events/getPointerPosition';
 import { clamp } from '../../util/math';
 import safePlay from '../../util/safePlay';
 import stopEvent from '../../util/stopEvent';
@@ -112,17 +113,47 @@ const VideoPlayer: FC<OwnProps> = ({
   ] = usePictureInPicture(videoRef, handleEnterFullscreen, handleLeaveFullscreen);
 
   const [, toggleControls, lockControls] = useControlsSignal();
+  const [getIsSeeking, setIsSeeking] = useSignal(false);
+  const lastMousePosition = useRef({ x: 0, y: 0 });
+
+  useEffect(() => {
+    const updateMousePosition = (e: MouseEvent | TouchEvent) => {
+      lastMousePosition.current = getPointerPosition(e);
+    };
+
+    window.addEventListener('mousemove', updateMousePosition);
+    window.addEventListener('touchmove', updateMousePosition);
+
+    return () => {
+      window.removeEventListener('mousemove', updateMousePosition);
+      window.removeEventListener('touchmove', updateMousePosition);
+    };
+  }, []);
+
+  const checkMousePositionAndToggleControls = useLastCallback((clientX: number, clientY: number) => {
+    const bounds = videoRef.current?.getBoundingClientRect();
+    if (!bounds) return;
+    if (clientX <= bounds.left || clientX >= bounds.right
+      || clientY <= bounds.top || clientY >= bounds.bottom) {
+      if (!getIsSeeking()) {
+        toggleControls(false);
+      }
+    }
+  });
 
   const handleVideoMove = useLastCallback(() => {
     toggleControls(true);
   });
 
   const handleVideoLeave = useLastCallback((e) => {
-    const bounds = videoRef.current?.getBoundingClientRect();
-    if (!bounds) return;
-    if (e.clientX <= bounds.left || e.clientX >= bounds.right
-      || e.clientY <= bounds.top || e.clientY >= bounds.bottom) {
-      toggleControls(false);
+    checkMousePositionAndToggleControls(e.clientX, e.clientY);
+  });
+
+  const handleSeekingChange = useLastCallback((isSeeking: boolean) => {
+    setIsSeeking(isSeeking);
+    if (!isSeeking) {
+      const { x, y } = lastMousePosition.current;
+      checkMousePositionAndToggleControls(x, y);
     }
   });
 
@@ -374,6 +405,7 @@ const VideoPlayer: FC<OwnProps> = ({
           onVolumeClick={handleVolumeMuted}
           onVolumeChange={handleVolumeChange}
           onPlaybackRateChange={handlePlaybackRateChange}
+          onSeekingChange={handleSeekingChange}
         />
       )}
     </div>

src/components/mediaViewer/VideoPlayerControls.tsx

@@ -58,6 +58,7 @@ type OwnProps = {
   onPlaybackRateChange: (playbackRate: number) => void;
   onPlayPause: (e: React.MouseEvent<HTMLButtonElement, MouseEvent>) => void;
   onSeek: (position: number) => void;
+  onSeekingChange: (isSeeking: boolean) => void;
 };
 
 const stopEvent = (e: React.MouseEvent<HTMLElement>) => {
@@ -98,6 +99,7 @@ const VideoPlayerControls: FC<OwnProps> = ({
   onPictureInPictureChange,
   onPlayPause,
   onSeek,
+  onSeekingChange,
 }) => {
   const [isPlaybackMenuOpen, openPlaybackMenu, closePlaybackMenu] = useFlag();
   const [getCurrentTime] = useCurrentTimeSignal();
@@ -146,10 +148,12 @@ const VideoPlayerControls: FC<OwnProps> = ({
   const handleSeek = useLastCallback((position: number) => {
     setIsSeeking(false);
     onSeek(position);
+    onSeekingChange(false);
   });
 
   const handleSeekStart = useLastCallback(() => {
     setIsSeeking(true);
+    onSeekingChange(true);
   });
 
   const volumeIcon: IconName = useMemo(() => {

src/components/ui/Draggable.tsx

@@ -1,11 +1,11 @@
 import type { FC } from '../../lib/teact/teact';
-import type React from '../../lib/teact/teact';
 import {
   memo, useCallback, useEffect, useMemo, useRef, useState,
 } from '../../lib/teact/teact';
 
 import buildClassName from '../../util/buildClassName';
 import buildStyle from '../../util/buildStyle';
+import getPointerPosition from '../../util/events/getPointerPosition';
 
 import useOldLang from '../../hooks/useOldLang';
 
@@ -59,7 +59,7 @@ const Draggable: FC<OwnProps> = ({
   const handleMouseDown = (e: React.MouseEvent | React.TouchEvent) => {
     e.stopPropagation();
     e.preventDefault();
-    const { x, y } = getClientCoordinate(e);
+    const { x, y } = getPointerPosition(e);
 
     setState({
       ...state,
@@ -71,7 +71,7 @@ const Draggable: FC<OwnProps> = ({
   };
 
   const handleMouseMove = useCallback((e: MouseEvent | TouchEvent) => {
-    const { x, y } = getClientCoordinate(e);
+    const { x, y } = getPointerPosition(e);
 
     const translation = {
       x: x - state.origin.x,
@@ -172,18 +172,3 @@ const Draggable: FC<OwnProps> = ({
 };
 
 export default memo(Draggable);
-
-function getClientCoordinate(e: MouseEvent | TouchEvent | React.MouseEvent | React.TouchEvent) {
-  let x;
-  let y;
-
-  if ('touches' in e) {
-    x = e.touches[0].clientX;
-    y = e.touches[0].clientY;
-  } else {
-    x = e.clientX;
-    y = e.clientY;
-  }
-
-  return { x, y };
-}

src/hooks/useDraggable.ts

@@ -9,6 +9,7 @@ import type { Point, Size } from '../types';
 import { RESIZE_HANDLE_SELECTOR } from '../config';
 import buildStyle from '../util/buildStyle';
 import { captureEvents } from '../util/captureEvents';
+import getPointerPosition from '../util/events/getPointerPosition';
 import useFlag from './useFlag';
 import useLastCallback from './useLastCallback';
 
@@ -124,11 +125,11 @@ export default function useDraggable(
     if (targetElement.closest('.no-drag') || !element) {
       return;
     }
-    const { pageX, pageY } = ('touches' in event) ? event.touches[0] : event;
+    const { x, y } = getPointerPosition(event);
 
     const { left, top } = element.getBoundingClientRect();
     setElementPositionOnStartTransform({ x: left, y: top });
-    setTransformStartPoint({ x: pageX, y: pageY });
+    setTransformStartPoint({ x, y });
 
     startDragging();
   });
@@ -159,14 +160,14 @@ export default function useDraggable(
     if (resizeHandle === undefined) return;
     setHitResizeHandle(resizeHandle);
 
-    const { pageX, pageY } = ('touches' in event) ? event.touches[0] : event;
+    const { x, y } = getPointerPosition(event);
 
     const {
       left, right, top, bottom,
     } = element.getBoundingClientRect();
     setElementPositionOnStartTransform({ x: left, y: top });
     setElementSizeOnStartTransform({ width: right - left, height: bottom - top });
-    setTransformStartPoint({ x: pageX, y: pageY });
+    setTransformStartPoint({ x, y });
 
     startResizing();
   });
@@ -269,10 +270,10 @@ export default function useDraggable(
 
   const handleDrag = useLastCallback((event: MouseEvent | TouchEvent) => {
     if (!isDragging || !element) return;
-    const { pageX, pageY } = ('touches' in event) ? event.touches[0] : event;
+    const { x, y } = getPointerPosition(event);
 
-    const offsetX = pageX - transformStartPoint.x;
-    const offsetY = pageY - transformStartPoint.y;
+    const offsetX = x - transformStartPoint.x;
+    const offsetY = y - transformStartPoint.y;
 
     const newX = elementPositionOnStartTransform.x + offsetX;
     const newY = elementPositionOnStartTransform.y + offsetY;
@@ -282,11 +283,11 @@ export default function useDraggable(
 
   const handleResize = useLastCallback((event: MouseEvent | TouchEvent) => {
     if (!isResizing || !element || hitResizeHandle === undefined) return;
-    const { pageX, pageY } = ('touches' in event) ? event.touches[0] : event;
+    const { x, y } = getPointerPosition(event);
     const sizeOnStartTransform = getElementSizeOnStartTransform();
 
-    const pageVisibleX = Math.min(Math.max(0, pageX), getVisibleArea().width);
-    const pageVisibleY = Math.min(Math.max(0, pageY), getVisibleArea().height);
+    const pageVisibleX = Math.min(Math.max(0, x), getVisibleArea().width);
+    const pageVisibleY = Math.min(Math.max(0, y), getVisibleArea().height);
 
     const offsetX = pageVisibleX - transformStartPoint.x;
     const offsetY = pageVisibleY - transformStartPoint.y;

src/util/events/getPointerPosition.ts

@@ -0,0 +1,13 @@
+export default function getPointerPosition(e: MouseEvent | TouchEvent | React.MouseEvent | React.TouchEvent) {
+  if ('touches' in e) {
+    return {
+      x: e.touches[0].clientX,
+      y: e.touches[0].clientY,
+    };
+  }
+
+  return {
+    x: e.clientX,
+    y: e.clientY,
+  };
+}