@orca-fe/antd-plus/es/dialog/useDraggable.js

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function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t.return && (u = t.return(), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
import { useRef, useState } from 'react';
import { useEventListener } from 'ahooks';
import { useEffectWithTarget } from '@orca-fe/hooks';
var ef = () => {};
export default function useDraggable(options = {}) {
  var _options$defaultY = options.defaultY,
    defaultY = _options$defaultY === void 0 ? 0 : _options$defaultY,
    _options$defaultX = options.defaultX,
    defaultX = _options$defaultX === void 0 ? 0 : _options$defaultX,
    customHandler = options.customHandler,
    refFromOptions = options.ref,
    _options$onDragEnd = options.onDragEnd,
    onDragEnd = _options$onDragEnd === void 0 ? ef : _options$onDragEnd,
    _options$onDragStart = options.onDragStart,
    onDragStart = _options$onDragStart === void 0 ? ef : _options$onDragStart;
  var _ref = useRef(null);
  var ref = refFromOptions !== null && refFromOptions !== void 0 ? refFromOptions : _ref;
  var dragHandlerRef = useRef(null);
  if (!customHandler) {
    dragHandlerRef = ref;
  }
  var _useState = useState(() => ({
      mouse: null,
      startMouse: null,
      position: [defaultX, defaultY],
      startPosition: null
    })),
    _useState2 = _slicedToArray(_useState, 1),
    _this = _useState2[0];

  // 拖拽开始
  useEventListener('dragstart', e => {
    e.preventDefault();
    _this.startMouse = _this.mouse;
    _this.startPosition = _this.position;
    onDragStart();
  }, {
    target: dragHandlerRef
  });
  useEventListener('mousemove', e => {
    _this.mouse = [e.clientX, e.clientY];
    if (_this.startMouse && ref.current && _this.startPosition) {
      var position = [_this.startPosition[0] + _this.mouse[0] - _this.startMouse[0], _this.startPosition[1] + _this.mouse[1] - _this.startMouse[1]];
      _this.position = position;
      ref.current.style.transform = `translate(${position[0]}px, ${position[1]}px)`;
    }
  });
  useEventListener('mouseup', () => {
    if (_this.startMouse) {
      _this.startPosition = null;
      _this.startMouse = null;
      if (_this.position && ref.current && _this.position[1] < 0) {
        _this.position[1] = 0;
        ref.current.style.transform = `translate(${_this.position[0]}px, ${_this.position[1]}px)`;
      }
      onDragEnd();
    }
  });
  useEffectWithTarget(() => {
    if (ref.current && _this.position) {
      ref.current.style.transform = `translate(${_this.position[0]}px, ${_this.position[1]}px)`;
    }
  }, [], ref);
  var props = {
    rootProps: {
      ref,
      draggable: !customHandler
    },
    handleProps: {
      ref: dragHandlerRef,
      draggable: !!customHandler
    }
  };
  return [props];
}