@lobehub/ui
Version:
Lobe UI is an open-source UI component library for building AIGC web apps
431 lines (408 loc) • 18.5 kB
JavaScript
'use client';
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
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; }
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); }
import { useHover } from 'ahooks';
import { ConfigProvider } from 'antd';
import { cva } from 'class-variance-authority';
import { ChevronDown, ChevronLeft, ChevronRight, ChevronUp } from 'lucide-react';
import { Resizable } from 're-resizable';
import { memo, use, useCallback, useEffect, useMemo, useReducer, useRef, useTransition } from 'react';
import { Center } from 'react-layout-kit';
import useControlledState from 'use-merge-value';
import Icon from "../Icon";
import { useStyles } from "./style";
import { reversePlacement } from "./utils";
// Constants
import { jsx as _jsx } from "react/jsx-runtime";
import { jsxs as _jsxs } from "react/jsx-runtime";
var DEFAULT_HEIGHT = 180;
var DEFAULT_WIDTH = 280;
var DEFAULT_HEADER_HEIGHT = 0;
var DEFAULT_PIN = true;
var DEFAULT_MODE = 'fixed';
var DEFAULT_EXPANDABLE = true;
var DEFAULT_EXPAND = true;
var DEFAULT_SHOW_HANDLE_WIDE_AREA = true;
// State reducer for better state management
function draggablePanelReducer(state, action) {
switch (action.type) {
case 'START_RESIZE':
{
return _objectSpread(_objectSpread({}, state), {}, {
isResizing: true,
showExpand: false
});
}
case 'STOP_RESIZE':
{
return _objectSpread(_objectSpread({}, state), {}, {
isResizing: false,
showExpand: true
});
}
case 'SET_SHOW_EXPAND':
{
return _objectSpread(_objectSpread({}, state), {}, {
showExpand: action.payload
});
}
default:
{
return state;
}
}
}
var DraggablePanel = /*#__PURE__*/memo(function (_ref) {
var _ref$headerHeight = _ref.headerHeight,
headerHeight = _ref$headerHeight === void 0 ? DEFAULT_HEADER_HEIGHT : _ref$headerHeight,
fullscreen = _ref.fullscreen,
maxHeight = _ref.maxHeight,
_ref$pin = _ref.pin,
pin = _ref$pin === void 0 ? DEFAULT_PIN : _ref$pin,
_ref$mode = _ref.mode,
mode = _ref$mode === void 0 ? DEFAULT_MODE : _ref$mode,
children = _ref.children,
_ref$placement = _ref.placement,
placement = _ref$placement === void 0 ? 'right' : _ref$placement,
resize = _ref.resize,
style = _ref.style,
_ref$showBorder = _ref.showBorder,
showBorder = _ref$showBorder === void 0 ? true : _ref$showBorder,
_ref$showHandleHighli = _ref.showHandleHighlight,
showHandleHighlight = _ref$showHandleHighli === void 0 ? false : _ref$showHandleHighli,
_ref$showHandleWideAr = _ref.showHandleWideArea,
showHandleWideArea = _ref$showHandleWideAr === void 0 ? DEFAULT_SHOW_HANDLE_WIDE_AREA : _ref$showHandleWideAr,
backgroundColor = _ref.backgroundColor,
size = _ref.size,
customizeDefaultSize = _ref.defaultSize,
minWidth = _ref.minWidth,
minHeight = _ref.minHeight,
maxWidth = _ref.maxWidth,
onSizeChange = _ref.onSizeChange,
onSizeDragging = _ref.onSizeDragging,
_ref$expandable = _ref.expandable,
expandable = _ref$expandable === void 0 ? DEFAULT_EXPANDABLE : _ref$expandable,
expand = _ref.expand,
_ref$defaultExpand = _ref.defaultExpand,
defaultExpand = _ref$defaultExpand === void 0 ? DEFAULT_EXPAND : _ref$defaultExpand,
onExpandChange = _ref.onExpandChange,
className = _ref.className,
showHandleWhenCollapsed = _ref.showHandleWhenCollapsed,
destroyOnClose = _ref.destroyOnClose,
customStyles = _ref.styles,
classNames = _ref.classNames,
dir = _ref.dir;
var ref = useRef(null);
var isHovering = useHover(ref);
var isVertical = placement === 'top' || placement === 'bottom';
var _useTransition = useTransition(),
_useTransition2 = _slicedToArray(_useTransition, 2),
isPending = _useTransition2[0],
startTransition = _useTransition2[1];
// Use ref for hover timeout to avoid memory leaks
var hoverTimeoutRef = useRef(undefined);
// inherit direction from Ant Design ConfigProvider
var _use = use(ConfigProvider.ConfigContext),
antdDirection = _use.direction;
var direction = dir !== null && dir !== void 0 ? dir : antdDirection;
// Handle RTL direction
var internalPlacement = useMemo(function () {
return direction === 'rtl' && ['left', 'right'].includes(placement) ? placement === 'left' ? 'right' : 'left' : placement;
}, [direction, placement]);
var _useStyles = useStyles({
backgroundColor: backgroundColor,
headerHeight: headerHeight,
showBorder: showBorder,
showHandleWideArea: showHandleWideArea
}),
styles = _useStyles.styles,
cx = _useStyles.cx;
var _useControlledState = useControlledState(defaultExpand, {
onChange: onExpandChange,
value: expand
}),
_useControlledState2 = _slicedToArray(_useControlledState, 2),
isExpand = _useControlledState2[0],
setIsExpand = _useControlledState2[1];
// Initialize state with useReducer for better performance
var initialState = {
isResizing: false,
showExpand: true
};
var _useReducer = useReducer(draggablePanelReducer, initialState),
_useReducer2 = _slicedToArray(_useReducer, 2),
state = _useReducer2[0],
dispatch = _useReducer2[1];
// Auto-expand on hover if not pinned with optimized transition
useEffect(function () {
if (pin) return;
// Clear previous timeout
if (hoverTimeoutRef.current) {
clearTimeout(hoverTimeoutRef.current);
}
if (isHovering && !isExpand) {
startTransition(function () {
setIsExpand(true);
});
} else if (!isHovering && isExpand) {
// Add a small delay before collapsing to prevent flickering
hoverTimeoutRef.current = setTimeout(function () {
startTransition(function () {
setIsExpand(false);
});
}, 150);
}
}, [pin, isHovering, isExpand, setIsExpand]);
// Cleanup timeout on unmount
useEffect(function () {
return function () {
if (hoverTimeoutRef.current) {
clearTimeout(hoverTimeoutRef.current);
}
};
}, []);
var canResizing = resize !== false && isExpand;
// Style variants for the panel
var variants = useMemo(function () {
return cva(styles.root, {
compoundVariants: [{
class: styles.bottomFloat,
mode: 'float',
placement: 'bottom'
}, {
class: styles.topFloat,
mode: 'float',
placement: 'top'
}, {
class: styles.leftFloat,
mode: 'float',
placement: 'left'
}, {
class: styles.rightFloat,
mode: 'float',
placement: 'right'
}],
/* eslint-disable sort-keys-fix/sort-keys-fix */
variants: {
placement: {
top: isExpand && styles.borderBottom,
right: isExpand && styles.borderLeft,
bottom: isExpand && styles.borderTop,
left: isExpand && styles.borderRight
},
mode: {
fixed: styles.fixed,
float: null
}
}
/* eslint-enable sort-keys-fix/sort-keys-fix */
});
}, [styles, isExpand]);
// Style variants for the handle
var handleVariants = useMemo(function () {
return cva(styles.handleRoot, {
variants: {
placement: {
bottom: styles.handleBottom,
left: styles.handleLeft,
right: styles.handleRight,
top: styles.handleTop
}
}
});
}, [styles]);
// Style variants for the toggle button
var toggleVariants = useMemo(function () {
return cva(styles.toggleRoot, {
variants: {
placement: {
bottom: styles.toggleTop,
left: styles.toggleRight,
right: styles.toggleLeft,
top: styles.toggleBottom
}
}
});
}, [styles]);
// Configure resizing handles
var resizing = useMemo(function () {
return _objectSpread(_defineProperty({
bottom: false,
bottomLeft: false,
bottomRight: false,
left: false,
right: false,
top: false,
topLeft: false,
topRight: false
}, reversePlacement(internalPlacement), true), resize);
}, [internalPlacement, resize]);
// Calculate default size based on orientation
var defaultSize = useMemo(function () {
if (isVertical) return _objectSpread({
height: DEFAULT_HEIGHT,
width: '100%'
}, customizeDefaultSize);
return _objectSpread({
height: '100%',
width: DEFAULT_WIDTH
}, customizeDefaultSize);
}, [isVertical, customizeDefaultSize]);
// Determine appropriate size props based on expand state
var sizeProps = useMemo(function () {
if (!isExpand) {
return isVertical ? {
minHeight: 0,
size: {
height: 0
}
} : {
minWidth: 0,
size: {
width: 0
}
};
}
return {
defaultSize: defaultSize,
maxHeight: typeof maxHeight === 'number' ? Math.max(maxHeight, 0) : maxHeight,
maxWidth: typeof maxWidth === 'number' ? Math.max(maxWidth, 0) : maxWidth,
minHeight: typeof minHeight === 'number' ? Math.max(minHeight, 0) : minHeight,
minWidth: typeof minWidth === 'number' ? Math.max(minWidth, 0) : minWidth,
size: size
};
}, [isExpand, isVertical, defaultSize, maxHeight, maxWidth, minHeight, minWidth, size]);
// Determine the appropriate arrow icon based on placement
var Arrow = useMemo(function () {
switch (internalPlacement) {
case 'top':
{
return ChevronDown;
}
case 'bottom':
{
return ChevronUp;
}
case 'right':
{
return ChevronLeft;
}
case 'left':
{
return ChevronRight;
}
default:
{
return ChevronLeft;
}
}
}, [internalPlacement]);
// Toggle expand state with transition for better performance
var toggleExpand = useCallback(function () {
if (!expandable) return;
startTransition(function () {
setIsExpand(!isExpand);
});
}, [expandable, isExpand, setIsExpand]);
// Toggle handle component
var handle = useMemo(function () {
return /*#__PURE__*/_jsx(Center, {
className: toggleVariants({
placement: internalPlacement
}),
style: {
opacity: isExpand ? pin ? undefined : 0 : showHandleWhenCollapsed ? 1 : 0
},
children: /*#__PURE__*/_jsx(Center, {
className: classNames === null || classNames === void 0 ? void 0 : classNames.handle,
onClick: toggleExpand,
style: customStyles === null || customStyles === void 0 ? void 0 : customStyles.handle,
children: /*#__PURE__*/_jsx(Icon, {
className: styles.handlerIcon,
icon: Arrow,
size: 16,
style: {
marginBottom: internalPlacement === 'top' ? 4 : 0,
marginLeft: internalPlacement === 'right' ? 4 : 0,
marginRight: internalPlacement === 'left' ? 4 : 0,
marginTop: internalPlacement === 'bottom' ? 4 : 0,
transform: "rotate(".concat(isExpand ? 180 : 0, "deg)"),
transition: 'transform 0.3s ease'
}
})
})
});
}, [toggleVariants, internalPlacement, isExpand, pin, showHandleWhenCollapsed, classNames === null || classNames === void 0 ? void 0 : classNames.handle, toggleExpand, customStyles === null || customStyles === void 0 ? void 0 : customStyles.handle, styles.handlerIcon, Arrow]);
// Handle resize events with memoization
var handleResize = useCallback(function (_, _direction, reference_, delta) {
onSizeDragging === null || onSizeDragging === void 0 || onSizeDragging(delta, {
height: reference_.style.height,
width: reference_.style.width
});
}, [onSizeDragging]);
var handleResizeStart = useCallback(function () {
dispatch({
type: 'START_RESIZE'
});
}, []);
var handleResizeStop = useCallback(function (e, direction, reference_, delta) {
dispatch({
type: 'STOP_RESIZE'
});
onSizeChange === null || onSizeChange === void 0 || onSizeChange(delta, {
height: reference_.style.height,
width: reference_.style.width
});
}, [onSizeChange]);
// Main panel content
var inner = useMemo(function () {
return /*#__PURE__*/_jsx(Resizable, _objectSpread(_objectSpread({}, sizeProps), {}, {
className: cx(styles.panel, classNames === null || classNames === void 0 ? void 0 : classNames.content),
enable: canResizing ? resizing : undefined,
handleClasses: canResizing ? _defineProperty({}, reversePlacement(internalPlacement), cx(handleVariants({
placement: reversePlacement(internalPlacement)
}), showHandleHighlight && styles.handleHighlight)) : {},
onResize: handleResize,
onResizeStart: handleResizeStart,
onResizeStop: handleResizeStop,
style: _objectSpread({
opacity: isPending ? 0.95 : 1,
transition: state.isResizing ? 'unset' : undefined
}, style),
children: children
}));
}, [sizeProps, styles.panel, classNames === null || classNames === void 0 ? void 0 : classNames.content, canResizing, resizing, internalPlacement, handleVariants, showHandleHighlight, styles.handleHighlight, handleResize, handleResizeStart, handleResizeStop, state.isResizing, isPending, style, children, cx]);
// For fullscreen mode, return a simpler layout
if (fullscreen) {
return /*#__PURE__*/_jsx("div", {
className: cx(styles.fullscreen, className),
children: children
});
}
return /*#__PURE__*/_jsxs("aside", {
className: cx(variants({
mode: mode,
placement: internalPlacement
}), className),
dir: dir,
ref: ref,
children: [expandable && state.showExpand && handle, destroyOnClose ? isExpand && inner : inner]
});
},
// Custom comparison function to avoid unnecessary re-renders
function (prevProps, nextProps) {
// Only re-render if critical props change
return prevProps.placement === nextProps.placement && prevProps.mode === nextProps.mode && prevProps.expand === nextProps.expand && prevProps.pin === nextProps.pin && prevProps.fullscreen === nextProps.fullscreen && prevProps.size === nextProps.size && prevProps.defaultSize === nextProps.defaultSize && prevProps.minWidth === nextProps.minWidth && prevProps.minHeight === nextProps.minHeight && prevProps.maxWidth === nextProps.maxWidth && prevProps.maxHeight === nextProps.maxHeight && prevProps.expandable === nextProps.expandable && prevProps.resize === nextProps.resize && prevProps.showHandleWhenCollapsed === nextProps.showHandleWhenCollapsed && prevProps.destroyOnClose === nextProps.destroyOnClose && prevProps.showBorder === nextProps.showBorder && prevProps.showHandleHighlight === nextProps.showHandleHighlight && prevProps.showHandleWideArea === nextProps.showHandleWideArea && prevProps.backgroundColor === nextProps.backgroundColor && prevProps.className === nextProps.className && prevProps.dir === nextProps.dir && prevProps.headerHeight === nextProps.headerHeight && prevProps.onSizeChange === nextProps.onSizeChange && prevProps.onSizeDragging === nextProps.onSizeDragging && prevProps.onExpandChange === nextProps.onExpandChange && prevProps.children === nextProps.children;
});
DraggablePanel.displayName = 'DraggablePanel';
export default DraggablePanel;