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frontend/node_modules/rc-motion/lib/hooks/useStepQueue.js

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+"use strict";
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
+var _typeof = require("@babel/runtime/helpers/typeof");
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = exports.SkipStep = exports.DoStep = void 0;
+exports.isActive = isActive;
+var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));
+var _useState3 = _interopRequireDefault(require("rc-util/lib/hooks/useState"));
+var React = _interopRequireWildcard(require("react"));
+var _interface = require("../interface");
+var _useIsomorphicLayoutEffect = _interopRequireDefault(require("./useIsomorphicLayoutEffect"));
+var _useNextFrame3 = _interopRequireDefault(require("./useNextFrame"));
+function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(e) { return e ? t : r; })(e); }
+function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != _typeof(e) && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && Object.prototype.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
+var FULL_STEP_QUEUE = [_interface.STEP_PREPARE, _interface.STEP_START, _interface.STEP_ACTIVE, _interface.STEP_ACTIVATED];
+var SIMPLE_STEP_QUEUE = [_interface.STEP_PREPARE, _interface.STEP_PREPARED];
+
+/** Skip current step */
+var SkipStep = exports.SkipStep = false;
+/** Current step should be update in */
+var DoStep = exports.DoStep = true;
+function isActive(step) {
+  return step === _interface.STEP_ACTIVE || step === _interface.STEP_ACTIVATED;
+}
+var _default = exports.default = function _default(status, prepareOnly, callback) {
+  var _useState = (0, _useState3.default)(_interface.STEP_NONE),
+    _useState2 = (0, _slicedToArray2.default)(_useState, 2),
+    step = _useState2[0],
+    setStep = _useState2[1];
+  var _useNextFrame = (0, _useNextFrame3.default)(),
+    _useNextFrame2 = (0, _slicedToArray2.default)(_useNextFrame, 2),
+    nextFrame = _useNextFrame2[0],
+    cancelNextFrame = _useNextFrame2[1];
+  function startQueue() {
+    setStep(_interface.STEP_PREPARE, true);
+  }
+  var STEP_QUEUE = prepareOnly ? SIMPLE_STEP_QUEUE : FULL_STEP_QUEUE;
+  (0, _useIsomorphicLayoutEffect.default)(function () {
+    if (step !== _interface.STEP_NONE && step !== _interface.STEP_ACTIVATED) {
+      var index = STEP_QUEUE.indexOf(step);
+      var nextStep = STEP_QUEUE[index + 1];
+      var result = callback(step);
+      if (result === SkipStep) {
+        // Skip when no needed
+        setStep(nextStep, true);
+      } else if (nextStep) {
+        // Do as frame for step update
+        nextFrame(function (info) {
+          function doNext() {
+            // Skip since current queue is ood
+            if (info.isCanceled()) return;
+            setStep(nextStep, true);
+          }
+          if (result === true) {
+            doNext();
+          } else {
+            // Only promise should be async
+            Promise.resolve(result).then(doNext);
+          }
+        });
+      }
+    }
+  }, [status, step]);
+  React.useEffect(function () {
+    return function () {
+      cancelNextFrame();
+    };
+  }, []);
+  return [startQueue, step];
+};