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video-gen-admin/node_modules/@rc-component/motion/es/hooks/useStatus.js

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+import { useEvent } from '@rc-component/util';
+import useSyncState from "@rc-component/util/es/hooks/useSyncState";
+import * as React from 'react';
+import { useEffect, useRef } from 'react';
+import { STATUS_APPEAR, STATUS_ENTER, STATUS_LEAVE, STATUS_NONE, STEP_ACTIVE, STEP_PREPARE, STEP_PREPARED, STEP_START } from "../interface";
+import useDomMotionEvents from "./useDomMotionEvents";
+import useIsomorphicLayoutEffect from "./useIsomorphicLayoutEffect";
+import useStepQueue, { DoStep, isActive, SkipStep } from "./useStepQueue";
+export default function useStatus(supportMotion, visible, getElement, {
+  motionEnter = true,
+  motionAppear = true,
+  motionLeave = true,
+  motionDeadline,
+  motionLeaveImmediately,
+  onAppearPrepare,
+  onEnterPrepare,
+  onLeavePrepare,
+  onAppearStart,
+  onEnterStart,
+  onLeaveStart,
+  onAppearActive,
+  onEnterActive,
+  onLeaveActive,
+  onAppearEnd,
+  onEnterEnd,
+  onLeaveEnd,
+  onVisibleChanged
+}) {
+  // Used for outer render usage to avoid `visible: false & status: none` to render nothing
+  const [asyncVisible, setAsyncVisible] = React.useState();
+  const [getStatus, setStatus] = useSyncState(STATUS_NONE);
+  const [style, setStyle] = React.useState([null, null]);
+  const currentStatus = getStatus();
+  const mountedRef = useRef(false);
+  const deadlineRef = useRef(null);
+
+  // =========================== Dom Node ===========================
+  function getDomElement() {
+    return getElement();
+  }
+
+  // ========================== Motion End ==========================
+  const activeRef = useRef(false);
+
+  /**
+   * Clean up status & style
+   */
+  function updateMotionEndStatus() {
+    setStatus(STATUS_NONE);
+    setStyle([null, null]);
+  }
+  const onInternalMotionEnd = useEvent(event => {
+    const status = getStatus();
+    // Do nothing since not in any transition status.
+    // This may happen when `motionDeadline` trigger.
+    if (status === STATUS_NONE) {
+      return;
+    }
+    const element = getDomElement();
+    if (event && !event.deadline && event.target !== element) {
+      // event exists
+      // not initiated by deadline
+      // transitionEnd not fired by inner elements
+      return;
+    }
+    const currentActive = activeRef.current;
+    let canEnd;
+    if (status === STATUS_APPEAR && currentActive) {
+      canEnd = onAppearEnd?.(element, event);
+    } else if (status === STATUS_ENTER && currentActive) {
+      canEnd = onEnterEnd?.(element, event);
+    } else if (status === STATUS_LEAVE && currentActive) {
+      canEnd = onLeaveEnd?.(element, event);
+    }
+
+    // Only update status when `canEnd` and not destroyed
+    if (currentActive && canEnd !== false) {
+      updateMotionEndStatus();
+    }
+  });
+  const [patchMotionEvents] = useDomMotionEvents(onInternalMotionEnd);
+
+  // ============================= Step =============================
+  const getEventHandlers = targetStatus => {
+    switch (targetStatus) {
+      case STATUS_APPEAR:
+        return {
+          [STEP_PREPARE]: onAppearPrepare,
+          [STEP_START]: onAppearStart,
+          [STEP_ACTIVE]: onAppearActive
+        };
+      case STATUS_ENTER:
+        return {
+          [STEP_PREPARE]: onEnterPrepare,
+          [STEP_START]: onEnterStart,
+          [STEP_ACTIVE]: onEnterActive
+        };
+      case STATUS_LEAVE:
+        return {
+          [STEP_PREPARE]: onLeavePrepare,
+          [STEP_START]: onLeaveStart,
+          [STEP_ACTIVE]: onLeaveActive
+        };
+      default:
+        return {};
+    }
+  };
+  const eventHandlers = React.useMemo(() => getEventHandlers(currentStatus), [currentStatus]);
+  const [startStep, step] = useStepQueue(currentStatus, !supportMotion, newStep => {
+    // Only prepare step can be skip
+    if (newStep === STEP_PREPARE) {
+      const onPrepare = eventHandlers[STEP_PREPARE];
+      if (!onPrepare) {
+        return SkipStep;
+      }
+      return onPrepare(getDomElement());
+    }
+
+    // Rest step is sync update
+    if (newStep in eventHandlers) {
+      setStyle([eventHandlers[newStep]?.(getDomElement(), null) || null, newStep]);
+    }
+    if (newStep === STEP_ACTIVE && currentStatus !== STATUS_NONE) {
+      // Patch events when motion needed
+      patchMotionEvents(getDomElement());
+      if (motionDeadline > 0) {
+        clearTimeout(deadlineRef.current);
+        deadlineRef.current = setTimeout(() => {
+          onInternalMotionEnd({
+            deadline: true
+          });
+        }, motionDeadline);
+      }
+    }
+    if (newStep === STEP_PREPARED) {
+      updateMotionEndStatus();
+    }
+    return DoStep;
+  });
+  const active = isActive(step);
+  activeRef.current = active;
+
+  // ============================ Status ============================
+  const visibleRef = useRef(null);
+
+  // Update with new status
+  useIsomorphicLayoutEffect(() => {
+    // When use Suspense, the `visible` will repeat trigger,
+    // But not real change of the `visible`, we need to skip it.
+    // https://github.com/ant-design/ant-design/issues/44379
+    if (mountedRef.current && visibleRef.current === visible) {
+      return;
+    }
+    setAsyncVisible(visible);
+    const isMounted = mountedRef.current;
+    mountedRef.current = true;
+
+    // if (!supportMotion) {
+    //   return;
+    // }
+
+    let nextStatus;
+
+    // Appear
+    if (!isMounted && visible && motionAppear) {
+      nextStatus = STATUS_APPEAR;
+    }
+
+    // Enter
+    if (isMounted && visible && motionEnter) {
+      nextStatus = STATUS_ENTER;
+    }
+
+    // Leave
+    if (isMounted && !visible && motionLeave || !isMounted && motionLeaveImmediately && !visible && motionLeave) {
+      nextStatus = STATUS_LEAVE;
+    }
+    const nextEventHandlers = getEventHandlers(nextStatus);
+
+    // Update to next status
+    if (nextStatus && (supportMotion || nextEventHandlers[STEP_PREPARE])) {
+      setStatus(nextStatus);
+      startStep();
+    } else {
+      // Set back in case no motion but prev status has prepare step
+      setStatus(STATUS_NONE);
+    }
+    visibleRef.current = visible;
+  }, [visible]);
+
+  // ============================ Effect ============================
+  // Reset when motion changed
+  useEffect(() => {
+    if (
+    // Cancel appear
+    currentStatus === STATUS_APPEAR && !motionAppear ||
+    // Cancel enter
+    currentStatus === STATUS_ENTER && !motionEnter ||
+    // Cancel leave
+    currentStatus === STATUS_LEAVE && !motionLeave) {
+      setStatus(STATUS_NONE);
+    }
+  }, [motionAppear, motionEnter, motionLeave]);
+  useEffect(() => () => {
+    mountedRef.current = false;
+    clearTimeout(deadlineRef.current);
+  }, []);
+
+  // Trigger `onVisibleChanged`
+  const firstMountChangeRef = React.useRef(false);
+  useEffect(() => {
+    // [visible & motion not end] => [!visible & motion end] still need trigger onVisibleChanged
+    if (asyncVisible) {
+      firstMountChangeRef.current = true;
+    }
+    if (asyncVisible !== undefined && currentStatus === STATUS_NONE) {
+      // Skip first render is invisible since it's nothing changed
+      if (firstMountChangeRef.current || asyncVisible) {
+        onVisibleChanged?.(asyncVisible);
+      }
+      firstMountChangeRef.current = true;
+    }
+  }, [asyncVisible, currentStatus]);
+
+  // ============================ Styles ============================
+  let mergedStyle = style[0];
+  if (eventHandlers[STEP_PREPARE] && step === STEP_START) {
+    mergedStyle = {
+      transition: 'none',
+      ...mergedStyle
+    };
+  }
+  const styleStep = style[1];
+  return [getStatus, step, mergedStyle, asyncVisible ?? visible,
+  // Appear Check
+  !mountedRef.current && currentStatus === STATUS_NONE && supportMotion && motionAppear ? 'NONE' :
+  // Enter or Leave check
+  step === STEP_START || step === STEP_ACTIVE ? styleStep === step : true];
+}