@orca-fe/pocket
Version:
UI components by orca-team
359 lines (353 loc) • 15 kB
JavaScript
var _excluded = ["className", "data", "onDataChange", "children", "customStyle", "checkMode", "onGenerateKey", "customDragHandler"];
function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }
function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : String(i); }
function _toPrimitive(t, r) { if ("object" != typeof t || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != typeof i) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
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$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t.return && (u = t.return(), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
import React, { useMemo, useRef, useState } from 'react';
import { useClickAway, useEventListener } from 'ahooks';
import ReactDOM from 'react-dom';
import { arr2Keys, changeArr, isCopy, isPaste, removeArrIndex, toggleArr } from '@orca-fe/tools';
import cn from 'classnames';
import useStyles from "./DraggableList.style";
import { jsx as _jsx } from "react/jsx-runtime";
import { jsxs as _jsxs } from "react/jsx-runtime";
var eArr = [];
var ef = () => {};
/**
* 从鼠标事件中，获取当前鼠标相对于当前元素的位置信息
*/
function getMousePosition(event) {
var currentTarget = event.currentTarget,
clientY = event.clientY,
clientX = event.clientX;
if (currentTarget instanceof HTMLElement) {
var _currentTarget$getBou = currentTarget.getBoundingClientRect(),
top = _currentTarget$getBou.top,
left = _currentTarget$getBou.left,
width = _currentTarget$getBou.width,
height = _currentTarget$getBou.height;
return {
x: clientX - left,
y: clientY - top,
xPercent: (clientX - left) / width,
yPercent: (clientY - top) / height
};
}
return undefined;
}
var DraggingNum = props => {
var value = props.value;
var styles = useStyles();
var _useState = useState({
x: -1000,
y: -1000
}),
_useState2 = _slicedToArray(_useState, 2),
mouse = _useState2[0],
setMouse = _useState2[1];
useEventListener('mousemove', event => {
var clientX = event.clientX,
clientY = event.clientY;
setMouse({
x: clientX,
y: clientY
});
});
return /*#__PURE__*/ReactDOM.createPortal( /*#__PURE__*/_jsx("div", {
className: styles.draggingNum,
style: {
top: mouse.y,
left: mouse.x
},
children: value
}), document.body);
};
var index = 0;
var defaultHandleGenerateKey = item => _objectSpread(_objectSpread({}, item), {}, {
key: `tmp_${index++}_${Math.trunc(Math.random() * 1000000)}`
});
var DraggableList = props => {
var _props$className = props.className,
className = _props$className === void 0 ? '' : _props$className,
_props$data = props.data,
data = _props$data === void 0 ? eArr : _props$data,
_props$onDataChange = props.onDataChange,
onDataChange = _props$onDataChange === void 0 ? ef : _props$onDataChange,
children = props.children,
customStyle = props.customStyle,
_props$checkMode = props.checkMode,
checkMode = _props$checkMode === void 0 ? true : _props$checkMode,
_props$onGenerateKey = props.onGenerateKey,
onGenerateKey = _props$onGenerateKey === void 0 ? defaultHandleGenerateKey : _props$onGenerateKey,
_props$customDragHand = props.customDragHandler,
customDragHandler = _props$customDragHand === void 0 ? false : _props$customDragHand,
otherProps = _objectWithoutProperties(props, _excluded);
var styles = useStyles();
var rootRef = useRef(null);
var _useState3 = useState(() => ({
mouseDownTargetTagName: '',
lastChangeTime: 0
})),
_useState4 = _slicedToArray(_useState3, 1),
_this = _useState4[0];
// 已复制的记录
var _useState5 = useState([]),
_useState6 = _slicedToArray(_useState5, 2),
copyItem = _useState6[0],
setCopyItem = _useState6[1];
// 正在拖拽的记录
var _useState7 = useState([]),
_useState8 = _slicedToArray(_useState7, 2),
draggingItem = _useState8[0],
setDraggingItem = _useState8[1];
// 已选中的记录
var _useState9 = useState([]),
_useState10 = _slicedToArray(_useState9, 2),
checked = _useState10[0],
_setChecked = _useState10[1];
var setChecked = c => {
if (checkMode) {
_setChecked(c);
} else {
_setChecked(eArr);
}
};
var dragging = draggingItem.length > 0;
var _useState11 = useState(-2),
_useState12 = _slicedToArray(_useState11, 2),
insertFlag = _useState12[0],
setInsertFlag = _useState12[1];
var getByKey = useMemo(() => {
var cache = {};
data.forEach(item => {
if (item.key) cache[item.key] = item;
});
return _k => cache[_k];
}, [data]);
var isChecked = useMemo(() => {
var cache = {};
checked.forEach(key => {
cache[key] = 1;
});
return _k => _k != null ? !!cache[_k] : false;
}, [checked]);
var isDragging = useMemo(() => {
var cache = {};
draggingItem.forEach(key => {
cache[key] = 1;
});
return _k => _k != null ? !!cache[_k] : false;
}, [draggingItem]);
// 点击其它地方后，取消选中
useClickAway(event => {
var _ref = event,
ctrlKey = _ref.ctrlKey,
shiftKey = _ref.shiftKey;
if (ctrlKey || shiftKey) {
return;
}
// 拖拽到容器外部时，pointerup 事件会与 Click 重复，临时使用一个 debounce 方案解决。
if (Date.now() - _this.lastChangeTime < 50) {
return;
}
if (checked.length > 0) {
setChecked([]);
}
}, rootRef);
var cancelDrag = () => {
setInsertFlag(-2);
setDraggingItem([]);
};
// 右键取消拖拽
useEventListener('mousedown', e => {
if (e.button === 2 && dragging) {
e.preventDefault();
cancelDrag();
}
});
// 右键取消拖拽
useEventListener('contextmenu', e => {
if (e.button === 2 && dragging) {
e.preventDefault();
cancelDrag();
}
});
// 监听全局鼠标抬起事件，用于进行列表数据移动
useEventListener('pointerup', e => {
if (e.button === 0 && dragging) {
// 释放，移动列表数据
// 根据 insertFlag 查找释放的位置
var startKey;
for (var i = insertFlag; i >= 0; i -= 1) {
if (!isDragging(data[i].key)) {
startKey = data[i].key;
break;
}
}
var tmp = [];
var newData = data.filter(item => {
if (isDragging(item.key)) {
tmp.push(item);
return false;
}
return true;
});
var startIndex = newData.findIndex(({
key
}) => key === startKey);
newData.splice(startIndex + 1, 0, ...tmp);
onDataChange(newData);
cancelDrag();
_this.lastChangeTime = Date.now();
}
});
var moveSingle = (from, to) => {
if (to < 0 || to > data.length) {
return false;
}
var fromItem = data[from];
var placeholder = {};
var newData = data.slice();
newData.splice(to, 0, placeholder);
// 替换内容
onDataChange(newData.filter(item => item !== fromItem).map(item => item === placeholder ? fromItem : item));
return true;
};
return /*#__PURE__*/_jsxs("div", _objectSpread(_objectSpread({
ref: rootRef,
className: `${cn(styles.root, {
[styles.dragging]: dragging,
[styles.internalStyle]: !customStyle
})} ${className}`,
tabIndex: -1,
onKeyDown: e => {
if (isCopy(e.nativeEvent) && (e.target['tagName'] === 'DIV' || checked.length > 1)) {
e.stopPropagation();
var keys = arr2Keys(data);
if (checked.filter(key => keys.has(key)).length > 0) {
setCopyItem(checked);
// Toast.infoTop(`${checked.length} 项已复制`);
}
}
if (isPaste(e.nativeEvent) && e.target['tagName'] === 'DIV') {
e.stopPropagation();
// 粘贴
if (copyItem.length > 0) {
var pasteIndex = data.findIndex(({
key
}) => key === checked[checked.length - 1]) + 1;
if (pasteIndex <= 0) {
pasteIndex = data.length;
}
// 粘贴数据
var newCopyData = copyItem.map(getByKey).map(onGenerateKey);
var newData = data.slice();
newData.splice(pasteIndex, 0, ...newCopyData);
onDataChange(newData);
setChecked(newCopyData.map(({
key
}) => key).filter(key => key != null));
}
}
}
}, otherProps), {}, {
children: [data.map((item, index) => {
var currentChecked = isChecked(item.key);
var currentDragging = isDragging(item.key);
var changeItem = changedItem => {
onDataChange(changeArr(data, index, _objectSpread(_objectSpread({}, item), changedItem)));
};
var moveUp = () => moveSingle(index, index - 1);
var moveDown = () => moveSingle(index, index + 2);
var removeItem = () => {
onDataChange(removeArrIndex(data, index));
};
var dragItem = () => {
if (currentChecked) {
// 如果当前元素是已选择的，则拖拽所选元素
setDraggingItem(checked);
} else if (item.key != null) {
// 拖拽了一个未选择元素，则单独选中该元素
setChecked([item.key]);
setDraggingItem([item.key]);
}
};
return /*#__PURE__*/_jsx("div", {
className: cn(styles.item, {
[styles.checked]: currentChecked,
[styles.draggingItem]: currentDragging,
[styles.before]: index === insertFlag + 1,
[styles.after]: index === insertFlag
}),
draggable: !customDragHandler,
onMouseDown: e => {
_this.mouseDownTargetTagName = e.target['tagName'];
},
onDragStart: e => {
e.preventDefault();
if (_this.mouseDownTargetTagName === 'INPUT') {
return;
}
dragItem();
},
onClick: e => {
// TODO 优化拖拽后的 Click 事件响应
if (dragging) return;
// 列表项点击事件
var shiftKey = e.shiftKey,
ctrlKey = e.ctrlKey;
if (shiftKey) {
// 连续选择模式
var index1 = data.findIndex(value => value.key === checked[0]);
if (index1 < 0) index1 = 0;
var start = Math.min(index, index1);
var end = Math.max(index, index1) + 1;
setChecked([...checked.slice(0, 1), ...data.slice(start, end).map(({
key
}) => key).filter(key => key != null && key !== checked[0])]);
} else if (ctrlKey) {
// toggle模式
setChecked(toggleArr(checked, item.key).filter(key => key != null));
} else if (item.key != null) {
// 单选模式
setChecked([item.key]);
}
},
onMouseMove: e => {
if (dragging) {
// 拖拽过程中，检查鼠标所在位置
var mousePosition = getMousePosition(e);
if (mousePosition) {
var yPercent = mousePosition.yPercent;
var insertIndex = yPercent < 0.5 ? index - 1 : index;
if (insertFlag !== insertIndex) {
setInsertFlag(insertIndex);
}
}
}
},
children: children(item, {
checked: currentChecked,
dragging: currentDragging,
changeItem,
removeItem,
moveUp,
moveDown,
drag: dragItem
}, index)
}, item.key);
}), dragging && /*#__PURE__*/_jsx(DraggingNum, {
value: draggingItem.length
})]
}));
};
export default DraggableList;