react-native-reanimated#call TypeScript Examples

useDebug = (values: { [key: string]: Animated.Node<number> }) => {
  const keys = Object.keys(values)
  const nodes = Object.values(values)

  useCode(
    () =>
      call(nodes, (arrayOfNodes) => {
        keys.map((key, i) => console.log(key + " " + arrayOfNodes[i]))
      }),
    [keys]
  )
}

PaperOnboardingComponent = forwardRef<
  PaperOnboarding,
  PaperOnboardingProps
>(
  (
    {
      data,
      safeInsets: _safeInsets,
      direction = DEFAULT_DIRECTION,
      // indicator config
      indicatorSize = DEFAULT_INDICATOR_SIZE,
      indicatorBackgroundColor = DEFAULT_INDICATOR_BACKGROUND_COLOR,
      indicatorBorderColor = DEFAULT_INDICATOR_BORDER_COLOR,
      // override styles
      titleStyle,
      descriptionStyle,
      // close button config
      closeButton,
      closeButtonTextStyle,
      closeButtonText = DEFAULT_CLOSE_BUTTON_TEXT,
      onCloseButtonPress = DEFAULT_CLOSE_BUTTON_CALLBACK,
      onIndexChange,
    },
    ref
  ) => {
    // state
    const [dimensions, setDimensions] =
      useState<PaperOnboardingScreenDimensions>({
        width: Dimensions.get('window').width,
        height: Dimensions.get('window').height,
      });

    // refs
    const indexRef = useRef<number>(0);
    const pagesRef = useRef<Array<Animated.View | null>>(data.map(() => null));

    //#region variables
    const safeInsets = useMemo<Required<Insets>>(() => {
      return {
        top: _safeInsets?.top ?? DEFAULT_SAFE_INSET,
        bottom: _safeInsets?.bottom ?? DEFAULT_SAFE_INSET,
        left: _safeInsets?.left ?? DEFAULT_SAFE_INSET,
        right: _safeInsets?.right ?? DEFAULT_SAFE_INSET,
      };
    }, [_safeInsets]);
    const indicatorsContainerLeftPadding = useMemo(() => {
      const containerLeftPadding = dimensions.width / 2 - indicatorSize / 2;
      return I18nManager.isRTL
        ? -containerLeftPadding + indicatorSize * (data.length - 1)
        : containerLeftPadding;
    }, [dimensions.width, indicatorSize, data.length]);
    //#endregion

    //#region animated variables
    const { gestureHandler, state, translation, velocity } =
      usePanGestureHandler();
    const animatedStaticIndex = useValue<number>(0);
    const animatedOverrideIndex = useValue<number>(0);
    const animatedIndex = useTiming({
      animatedStaticIndex,
      animatedOverrideIndex,
      value: direction === 'horizontal' ? translation.x : translation.y,
      velocity: direction === 'horizontal' ? velocity.x : velocity.y,
      state: state,
      size: data.length,
      screenWidth: dimensions.width,
    });
    const indicatorsContainerPosition = useMemo(
      () => data.map((_, index) => index * indicatorSize * -1),
      [data, indicatorSize]
    );
    const animatedIndicatorsContainerPosition = useMemo(
      () =>
        add(
          interpolate(animatedIndex, {
            inputRange: data.map((_, index) => index),
            outputRange: I18nManager.isRTL
              ? indicatorsContainerPosition.reverse()
              : indicatorsContainerPosition,
            extrapolate: Animated.Extrapolate.CLAMP,
          }),
          indicatorsContainerLeftPadding
        ),
      [
        data,
        animatedIndex,
        indicatorsContainerLeftPadding,
        indicatorsContainerPosition,
      ]
    );
    //#endregion

    //#region callbacks
    const handlePageRef = useCallback((pageRef, index) => {
      pagesRef.current[index] = pageRef;
    }, []);

    const handleOnLayout = useCallback(
      ({
        nativeEvent: {
          layout: { width, height },
        },
      }: LayoutChangeEvent) => {
        setDimensions({
          width,
          height,
        });
      },
      []
    );
    //#endregion

    //#region public methods
    const handleNavigateToNextPage = useCallback(() => {
      const currentIndex = indexRef.current;
      if (currentIndex === data.length - 1) {
        return;
      }
      animatedOverrideIndex.setValue(currentIndex + 1);
    }, [data, animatedOverrideIndex]);
    const handleNavigateToPreviousPage = useCallback(() => {
      const currentIndex = indexRef.current;
      if (currentIndex === 0) {
        return;
      }
      animatedOverrideIndex.setValue(currentIndex - 1);
    }, [animatedOverrideIndex]);
    useImperativeHandle(
      ref,
      () => ({
        next: handleNavigateToNextPage,
        previous: handleNavigateToPreviousPage,
      }),
      [handleNavigateToNextPage, handleNavigateToPreviousPage]
    );
    //#endregion

    //#region effects
    useCode(
      () =>
        onChange(
          animatedStaticIndex,
          call([animatedStaticIndex], args => {
            indexRef.current = args[0];
            /**
             * @DEV
             * here we directly manipulate pages native props by setting `pointerEvents`
             * to `auto` for current page and `none` for others.
             */
            pagesRef.current.map((pageRef, _index) => {
              // @ts-ignore
              pageRef.setNativeProps({
                pointerEvents: _index === args[0] ? 'auto' : 'none',
              });
            });

            if (onIndexChange) {
              onIndexChange(args[0]);
            }
          })
        ),
      []
    );
    //#endregion

    // renders
    return (
      <PanGestureHandler {...gestureHandler}>
        <Animated.View onLayout={handleOnLayout} style={styles.container}>
          <Background
            animatedIndex={animatedIndex}
            data={data}
            safeInsets={safeInsets}
            screenDimensions={dimensions}
            indicatorSize={indicatorSize}
            animatedIndicatorsContainerPosition={
              animatedIndicatorsContainerPosition
            }
          />

          {data.map((item, index) => (
            <Page
              key={`page-${index}`}
              index={index}
              item={item}
              animatedIndex={animatedIndex}
              indicatorSize={indicatorSize}
              titleStyle={titleStyle}
              descriptionStyle={descriptionStyle}
              safeInsets={safeInsets}
              screenDimensions={dimensions}
              handleRef={handlePageRef}
            />
          ))}

          <IndicatorsContainer
            data={data}
            animatedIndex={animatedIndex}
            animatedIndicatorsContainerPosition={
              animatedIndicatorsContainerPosition
            }
            indicatorSize={indicatorSize}
            indicatorBackgroundColor={indicatorBackgroundColor}
            indicatorBorderColor={indicatorBorderColor}
            safeInsets={safeInsets}
          />

          <CloseButton
            data={data}
            animatedIndex={animatedIndex}
            safeInsets={safeInsets}
            closeButtonText={closeButtonText}
            closeButtonTextStyle={closeButtonTextStyle}
            closeButton={closeButton}
            onCloseButtonPress={onCloseButtonPress}
          />
        </Animated.View>
      </PanGestureHandler>
    );
  }
)

StickyItemFlatList = forwardRef(
  <T extends {}>(props: StickyItemFlatListProps<T>, ref: Ref<FlatList<T>>) => {
    const {
      initialScrollIndex = 0,
      decelerationRate = DEFAULT_DECELERATION_RATE,
      itemWidth,
      itemHeight,
      separatorSize = DEFAULT_SEPARATOR_SIZE,
      borderRadius = DEFAULT_BORDER_RADIUS,
      stickyItemActiveOpacity = DEFAULT_STICKY_ITEM_ACTIVE_OPACITY,
      stickyItemWidth,
      stickyItemHeight,
      stickyItemBackgroundColors,
      stickyItemContent,
      onStickyItemPress,
      isRTL = DEFAULT_IS_RTL,
      ItemSeparatorComponent = Separator,
      ...rest
    } = props;

    // refs
    const flatListRef = useRef<FlatList<T>>(null);
    const tapRef = useRef<TapGestureHandler>(null);

    //#region variables
    const itemWidthWithSeparator = useMemo(
      () => itemWidth + separatorSize,
      [itemWidth, separatorSize]
    );
    const separatorProps = useMemo(
      () => ({
        size: separatorSize,
      }),
      [separatorSize]
    );
    //#endregion

    //#region styles
    const contentContainerStyle = useMemo(
      () => [
        rest.contentContainerStyle,
        {
          paddingLeft: itemWidth + separatorSize * 2,
          paddingRight: separatorSize,
        },
      ],
      [rest.contentContainerStyle, itemWidth, separatorSize]
    );
    //#endregion

    //#region methods
    const getHitSlop = useCallback(
      isMinimized => {
        const verticalPosition = isMinimized
          ? -((itemHeight - stickyItemHeight) / 2)
          : 0;
        const startPosition = isMinimized ? 0 : -separatorSize;
        const endPosition = isMinimized
          ? -(SCREEN_WIDTH - stickyItemWidth)
          : -(SCREEN_WIDTH - separatorSize - itemWidth);

        return {
          top: verticalPosition,
          right: isRTL ? startPosition : endPosition,
          left: isRTL ? endPosition : startPosition,
          bottom: verticalPosition,
        };
      },
      [
        itemWidth,
        itemHeight,
        stickyItemWidth,
        stickyItemHeight,
        separatorSize,
        isRTL,
      ]
    );
    const getItemLayout = useCallback(
      (_, index) => {
        return {
          length: itemWidthWithSeparator,
          // sticky item + previous items width
          offset: itemWidthWithSeparator + itemWidthWithSeparator * index,
          index,
        };
      },
      [itemWidthWithSeparator]
    );
    //#endregion

    //#region gesture
    const x = useValue(0);
    const tapState = useValue(State.UNDETERMINED);
    const tapGestures = useGestureHandler({ state: tapState });
    const onScroll = event([
      {
        nativeEvent: {
          contentOffset: {
            x,
          },
        },
      },
    ]);
    const onScrollEnd = event([
      {
        nativeEvent: {
          contentOffset: {
            x,
          },
        },
      },
    ]);
    //#endregion

    //#region effects
    //@ts-ignore
    useImperativeHandle(ref, () => flatListRef.current!.getNode());
    useCode(
      () =>
        cond(eq(tapState, State.END), [
          call([tapState], () => {
            if (onStickyItemPress) {
              onStickyItemPress();
            }
          }),
          set(tapState, State.UNDETERMINED),
        ]),
      [tapState]
    );
    useCode(
      () =>
        onChange(
          x,
          call([x], args => {
            if (tapRef.current) {
              const isMinimized = args[0] > 0;
              // @ts-ignore
              tapRef.current.setNativeProps({
                hitSlop: getHitSlop(isMinimized),
              });
            }
          })
        ),
      [
        x,
        itemWidth,
        itemHeight,
        stickyItemWidth,
        stickyItemWidth,
        separatorSize,
      ]
    );
    useEffect(() => {
      /**
       * @DEV
       * to fix stick item position with fast refresh
       */
      x.setValue(0);

      if (tapRef.current) {
        // @ts-ignore
        tapRef.current.setNativeProps({
          hitSlop: getHitSlop(initialScrollIndex !== 0),
        });
      }
      // eslint-disable-next-line react-hooks/exhaustive-deps
    }, [getHitSlop]);
    //#endregion

    // render
    const renderSeparator = useCallback(() => {
      if (typeof ItemSeparatorComponent === 'function') {
        // @ts-ignore
        return ItemSeparatorComponent(separatorProps);
      } else {
        // @ts-ignore
        return <ItemSeparatorComponent size={separatorProps.size} />;
      }
    }, [ItemSeparatorComponent, separatorProps]);

    return (
      <TapGestureHandler
        ref={tapRef}
        waitFor={flatListRef}
        shouldCancelWhenOutside={true}
        {...tapGestures}
      >
        <Animated.View>
          <AnimatedFlatList
            {...rest}
            ref={flatListRef}
            initialScrollIndex={initialScrollIndex}
            inverted={isRTL}
            ItemSeparatorComponent={renderSeparator}
            contentContainerStyle={contentContainerStyle}
            horizontal={true}
            showsHorizontalScrollIndicator={false}
            scrollEventThrottle={1}
            pagingEnabled={true}
            decelerationRate={decelerationRate}
            snapToAlignment={'start'}
            snapToInterval={itemWidth + separatorSize}
            onScroll={onScroll}
            onScrollAnimationEnd={onScrollEnd}
            getItemLayout={getItemLayout}
          />
          <StickyItem
            x={x}
            tapState={tapState}
            itemWidth={itemWidth}
            itemHeight={itemHeight}
            separatorSize={separatorSize}
            borderRadius={borderRadius}
            stickyItemActiveOpacity={stickyItemActiveOpacity}
            stickyItemWidth={stickyItemWidth}
            stickyItemHeight={stickyItemHeight}
            stickyItemBackgroundColors={stickyItemBackgroundColors}
            stickyItemContent={stickyItemContent}
            isRTL={isRTL}
          />
        </Animated.View>
      </TapGestureHandler>
    );
  }
)

render() {
    const {
      renderHandle,
      snapPoints,
      initialSnapIndex,
      componentType,
      onSettle,
      animatedPosition,
      containerStyle,
      ...rest
    } = this.props;
    const AnimatedScrollableComponent = this.scrollComponent;
    const normalisedSnapPoints = this.getNormalisedSnapPoints();
    const initialSnap = normalisedSnapPoints[initialSnapIndex];

    const Content = (
      <Animated.View
        style={[
          StyleSheet.absoluteFillObject,
          containerStyle,
          // @ts-ignore
          {
            transform: [{ translateY: this.translateY }],
          },
        ]}
      >
        <PanGestureHandler
          ref={this.drawerHandleRef}
          shouldCancelWhenOutside={false}
          simultaneousHandlers={this.masterDrawer}
          onGestureEvent={this.onHandleGestureEvent}
          onHandlerStateChange={this.onHandleGestureEvent}
        >
          <Animated.View>{renderHandle()}</Animated.View>
        </PanGestureHandler>
        <PanGestureHandler
          ref={this.drawerContentRef}
          simultaneousHandlers={[this.scrollComponentRef, this.masterDrawer]}
          shouldCancelWhenOutside={false}
          onGestureEvent={this.onDrawerGestureEvent}
          onHandlerStateChange={this.onDrawerGestureEvent}
        >
          <Animated.View style={styles.container}>
            <NativeViewGestureHandler
              ref={this.scrollComponentRef}
              waitFor={this.masterDrawer}
              simultaneousHandlers={this.drawerContentRef}
            >
              <AnimatedScrollableComponent
                overScrollMode="never"
                bounces={false}
                {...rest}
                ref={this.props.innerRef}
                // @ts-ignore
                decelerationRate={this.decelerationRate}
                onScrollBeginDrag={this.onScrollBeginDrag}
                scrollEventThrottle={1}
                contentContainerStyle={[
                  rest.contentContainerStyle,
                  { paddingBottom: this.getNormalisedSnapPoints()[0] },
                ]}
              />
            </NativeViewGestureHandler>
          </Animated.View>
        </PanGestureHandler>
        {this.props.animatedPosition && (
          <Animated.Code
            exec={onChange(
              this.position,
              set(this.props.animatedPosition, this.position)
            )}
          />
        )}
        <Animated.Code
          exec={onChange(
            this.dragY,
            cond(not(eq(this.dragY, 0)), set(this.prevDragY, this.dragY))
          )}
        />
        <Animated.Code
          exec={onChange(
            this.didGestureFinish,
            cond(this.didGestureFinish, [
              this.didScrollUpAndPullDown,
              this.setTranslationY,
              set(
                this.tempDestSnapPoint,
                add(normalisedSnapPoints[0], this.extraOffset)
              ),
              set(this.nextSnapIndex, 0),
              set(this.destSnapPoint, this.calculateNextSnapPoint()),
              cond(
                and(
                  greaterThan(this.dragY, this.lastStartScrollY),
                  this.isAndroid,
                  not(this.dragWithHandle)
                ),
                call([], () => {
                  // This prevents the scroll glide from happening on Android when pulling down with inertia.
                  // It's not perfect, but does the job for now
                  const { method, args } = imperativeScrollOptions[
                    this.props.componentType
                  ];
                  // @ts-ignore
                  const node = this.props.innerRef.current?.getNode();

                  if (
                    node &&
                    node[method] &&
                    ((this.props.componentType === 'FlatList' &&
                      (this.props?.data?.length || 0) > 0) ||
                      (this.props.componentType === 'SectionList' &&
                        this.props.sections.length > 0) ||
                      this.props.componentType === 'ScrollView')
                  ) {
                    node[method](args);
                  }
                })
              ),
              set(this.dragY, 0),
              set(this.velocityY, 0),
              set(
                this.lastSnap,
                sub(
                  this.destSnapPoint,
                  cond(
                    eq(this.scrollUpAndPullDown, 1),
                    this.lastStartScrollY,
                    0
                  )
                )
              ),
              call([this.lastSnap], ([value]) => {
                // This is the TapGHandler trick
                // @ts-ignore
                this.masterDrawer?.current?.setNativeProps({
                  maxDeltaY: value - this.getNormalisedSnapPoints()[0],
                });
              }),
              set(
                this.decelerationRate,
                cond(
                  eq(this.isAndroid, 1),
                  cond(
                    eq(this.lastSnap, normalisedSnapPoints[0]),
                    ANDROID_NORMAL_DECELERATION_RATE,
                    0
                  ),
                  IOS_NORMAL_DECELERATION_RATE
                )
              ),
            ])
          )}
        />
        <Animated.Code
          exec={onChange(this.isManuallySetValue, [
            cond(
              this.isManuallySetValue,
              [
                set(this.destSnapPoint, this.manualYOffset),
                set(this.animationFinished, 0),
                set(this.lastSnap, this.manualYOffset),
                call([this.lastSnap], ([value]) => {
                  // This is the TapGHandler trick
                  // @ts-ignore
                  this.masterDrawer?.current?.setNativeProps({
                    maxDeltaY: value - this.getNormalisedSnapPoints()[0],
                  });
                }),
              ],
              [set(this.nextSnapIndex, 0)]
            ),
          ])}
        />
      </Animated.View>
    );

    // On Android, having an intermediary view with pointerEvents="box-none", breaks the
    // waitFor logic
    if (Platform.OS === 'android') {
      return (
        <TapGestureHandler
          maxDurationMs={100000}
          ref={this.masterDrawer}
          maxDeltaY={initialSnap - this.getNormalisedSnapPoints()[0]}
          shouldCancelWhenOutside={false}
        >
          {Content}
        </TapGestureHandler>
      );
    }

    // On iOS, We need to wrap the content on a view with PointerEvents box-none
    // So that we can start scrolling automatically when reaching the top without
    // Stopping the gesture
    return (
      <TapGestureHandler
        maxDurationMs={100000}
        ref={this.masterDrawer}
        maxDeltaY={initialSnap - this.getNormalisedSnapPoints()[0]}
      >
        <View style={StyleSheet.absoluteFillObject} pointerEvents="box-none">
          {Content}
        </View>
      </TapGestureHandler>
    );
  }

constructor(props: Props<T>) {
    super(props);
    const { initialSnapIndex, animationType } = props;

    const animationDriver = animationType === 'timing' ? 0 : 1;
    const animationDuration =
      (props.animationType === 'timing' && props.animationConfig?.duration) ||
      DEFAULT_ANIMATION_DURATION;

    const ScrollComponent = this.getScrollComponent();
    // @ts-ignore
    this.scrollComponent = Animated.createAnimatedComponent(ScrollComponent);

    const snapPoints = this.getNormalisedSnapPoints();
    const openPosition = snapPoints[0];
    const closedPosition = this.props.enableOverScroll
      ? windowHeight
      : snapPoints[snapPoints.length - 1];
    const initialSnap = snapPoints[initialSnapIndex];
    this.nextSnapIndex = new Value(initialSnapIndex);

    const initialDecelerationRate = Platform.select({
      android:
        props.initialSnapIndex === 0 ? ANDROID_NORMAL_DECELERATION_RATE : 0,
      ios: IOS_NORMAL_DECELERATION_RATE,
    });
    this.decelerationRate = new Value(initialDecelerationRate);

    const handleGestureState = new Value<GestureState>(-1);
    const handleOldGestureState = new Value<GestureState>(-1);
    const drawerGestureState = new Value<GestureState>(-1);
    const drawerOldGestureState = new Value<GestureState>(-1);

    const lastSnapInRange = new Value(1);
    this.prevTranslateYOffset = new Value(initialSnap);
    this.translationY = new Value(initialSnap);

    this.lastSnap = new Value(initialSnap);

    this.onHandleGestureEvent = event([
      {
        nativeEvent: {
          translationY: this.dragY,
          oldState: handleOldGestureState,
          state: handleGestureState,
          velocityY: this.velocityY,
        },
      },
    ]);
    this.onDrawerGestureEvent = event([
      {
        nativeEvent: {
          translationY: this.dragY,
          oldState: drawerOldGestureState,
          state: drawerGestureState,
          velocityY: this.velocityY,
        },
      },
    ]);
    this.onScrollBeginDrag = event([
      {
        nativeEvent: {
          contentOffset: { y: this.lastStartScrollY },
        },
      },
    ]);

    const didHandleGestureBegin = eq(handleGestureState, GestureState.ACTIVE);

    const isAnimationInterrupted = and(
      or(
        eq(handleGestureState, GestureState.BEGAN),
        eq(drawerGestureState, GestureState.BEGAN),
        and(
          eq(this.isAndroid, 0),
          eq(animationDriver, 1),
          or(
            eq(drawerGestureState, GestureState.ACTIVE),
            eq(handleGestureState, GestureState.ACTIVE)
          )
        )
      ),
      clockRunning(this.animationClock)
    );

    this.didGestureFinish = or(
      and(
        eq(handleOldGestureState, GestureState.ACTIVE),
        eq(handleGestureState, GestureState.END)
      ),
      and(
        eq(drawerOldGestureState, GestureState.ACTIVE),
        eq(drawerGestureState, GestureState.END)
      )
    );

    // Function that determines if the last snap point is in the range {snapPoints}
    // In the case of interruptions in the middle of an animation, we'll get
    // lastSnap values outside the range
    const isLastSnapPointInRange = (i: number = 0): Animated.Node<number> =>
      i === snapPoints.length
        ? lastSnapInRange
        : cond(
            eq(this.lastSnap, snapPoints[i]),
            [set(lastSnapInRange, 1)],
            isLastSnapPointInRange(i + 1)
          );

    const scrollY = [
      set(lastSnapInRange, 0),
      isLastSnapPointInRange(),
      cond(
        or(
          didHandleGestureBegin,
          and(
            this.isManuallySetValue,
            not(eq(this.manualYOffset, snapPoints[0]))
          )
        ),
        [set(this.dragWithHandle, 1), 0]
      ),
      cond(
        // This is to account for a continuous scroll on the drawer from a snap point
        // Different than top, bringing the drawer to the top position, so that if we
        // change scroll direction without releasing the gesture, it doesn't pull down the drawer again
        and(
          eq(this.dragWithHandle, 1),
          greaterThan(snapPoints[0], add(this.lastSnap, this.dragY)),
          and(not(eq(this.lastSnap, snapPoints[0])), lastSnapInRange)
        ),
        [
          set(this.lastSnap, snapPoints[0]),
          set(this.dragWithHandle, 0),
          this.lastStartScrollY,
        ],
        cond(eq(this.dragWithHandle, 1), 0, this.lastStartScrollY)
      ),
    ];

    this.didScrollUpAndPullDown = cond(
      and(
        greaterOrEq(this.dragY, this.lastStartScrollY),
        greaterThan(this.lastStartScrollY, 0)
      ),
      set(this.scrollUpAndPullDown, 1)
    );

    this.setTranslationY = cond(
      and(
        not(this.dragWithHandle),
        not(greaterOrEq(this.dragY, this.lastStartScrollY))
      ),
      set(this.translationY, sub(this.dragY, this.lastStartScrollY)),
      set(this.translationY, this.dragY)
    );

    this.extraOffset = cond(
      eq(this.scrollUpAndPullDown, 1),
      this.lastStartScrollY,
      0
    );
    const endOffsetY = add(
      this.lastSnap,
      this.translationY,
      multiply(1 - props.friction, this.velocityY)
    );

    this.calculateNextSnapPoint = (i = 0): Animated.Node<number> | number =>
      i === snapPoints.length
        ? this.tempDestSnapPoint
        : cond(
            greaterThan(
              abs(sub(this.tempDestSnapPoint, endOffsetY)),
              abs(sub(add(snapPoints[i], this.extraOffset), endOffsetY))
            ),
            [
              set(this.tempDestSnapPoint, add(snapPoints[i], this.extraOffset)),
              set(this.nextSnapIndex, i),
              this.calculateNextSnapPoint(i + 1),
            ],
            this.calculateNextSnapPoint(i + 1)
          );

    const runAnimation = ({
      clock,
      from,
      to,
      position,
      finished,
      velocity,
      frameTime,
    }: TimingParams) => {
      const state = {
        finished,
        velocity: new Value(0),
        position,
        time: new Value(0),
        frameTime,
      };

      const timingConfig = {
        duration: animationDuration,
        easing:
          (props.animationType === 'timing' && props.animationConfig?.easing) ||
          DEFAULT_EASING,
        toValue: new Value(0),
      };

      const springConfig = {
        ...DEFAULT_SPRING_PARAMS,
        ...((props.animationType === 'spring' && props.animationConfig) || {}),
        toValue: new Value(0),
      };

      return [
        cond(and(not(clockRunning(clock)), not(eq(finished, 1))), [
          // If the clock isn't running, we reset all the animation params and start the clock
          set(state.finished, 0),
          set(state.velocity, velocity),
          set(state.time, 0),
          set(state.position, from),
          set(state.frameTime, 0),
          set(timingConfig.toValue, to),
          set(springConfig.toValue, to),
          startClock(clock),
        ]),
        // We run the step here that is going to update position
        cond(
          eq(animationDriver, 0),
          timing(clock, state, timingConfig),
          spring(clock, state, springConfig)
        ),
        cond(
          state.finished,
          [
            call([this.nextSnapIndex], ([value]) => {
              if (value !== this.prevSnapIndex) {
                this.props.onSettle?.(value);
              }
              this.prevSnapIndex = value;
            }),
            // Resetting appropriate values
            set(drawerOldGestureState, GestureState.END),
            set(handleOldGestureState, GestureState.END),
            set(this.prevTranslateYOffset, state.position),
            cond(eq(this.scrollUpAndPullDown, 1), [
              set(
                this.prevTranslateYOffset,
                sub(this.prevTranslateYOffset, this.lastStartScrollY)
              ),
              set(this.lastStartScrollY, 0),
              set(this.scrollUpAndPullDown, 0),
            ]),
            cond(eq(this.destSnapPoint, snapPoints[0]), [
              set(this.dragWithHandle, 0),
            ]),
            set(this.isManuallySetValue, 0),
            set(this.manualYOffset, 0),
            stopClock(clock),
            this.prevTranslateYOffset,
          ],
          // We made the block return the updated position,
          state.position
        ),
      ];
    };

    const translateYOffset = cond(
      isAnimationInterrupted,
      [
        // set(prevTranslateYOffset, animationPosition) should only run if we are
        // interrupting an animation when the drawer is currently in a different
        // position than the top
        cond(
          or(
            this.dragWithHandle,
            greaterOrEq(abs(this.prevDragY), this.lastStartScrollY)
          ),
          set(this.prevTranslateYOffset, this.animationPosition)
        ),
        set(this.animationFinished, 1),
        set(this.translationY, 0),
        // Resetting appropriate values
        set(drawerOldGestureState, GestureState.END),
        set(handleOldGestureState, GestureState.END),
        // By forcing that frameTime exceeds duration, it has the effect of stopping the animation
        set(this.animationFrameTime, add(animationDuration, 1000)),
        set(this.velocityY, 0),
        stopClock(this.animationClock),
        this.prevTranslateYOffset,
      ],
      cond(
        or(
          this.didGestureFinish,
          this.isManuallySetValue,
          clockRunning(this.animationClock)
        ),
        [
          runAnimation({
            clock: this.animationClock,
            from: cond(
              this.isManuallySetValue,
              this.prevTranslateYOffset,
              add(this.prevTranslateYOffset, this.translationY)
            ),
            to: this.destSnapPoint,
            position: this.animationPosition,
            finished: this.animationFinished,
            frameTime: this.animationFrameTime,
            velocity: this.velocityY,
          }),
        ],
        [
          set(this.animationFrameTime, 0),
          set(this.animationFinished, 0),
          // @ts-ignore
          this.prevTranslateYOffset,
        ]
      )
    );

    this.translateY = interpolate(
      add(translateYOffset, this.dragY, multiply(scrollY, -1)),
      {
        inputRange: [openPosition, closedPosition],
        outputRange: [openPosition, closedPosition],
        extrapolate: Extrapolate.CLAMP,
      }
    );

    this.position = interpolate(this.translateY, {
      inputRange: [openPosition, snapPoints[snapPoints.length - 1]],
      outputRange: [1, 0],
      extrapolate: Extrapolate.CLAMP,
    });
  }