@trail-ui/react
Version:
215 lines (213 loc) • 7.1 kB
JavaScript
// src/overlay/overlay.tsx
import {
cloneElement,
isValidElement,
useLayoutEffect,
useRef,
useState
} from "react";
import { Fragment, jsx, jsxs } from "react/jsx-runtime";
var Positions = {
top: "top",
topLeft: "topLeft",
topRight: "topRight",
bottom: "bottom",
bottomLeft: "bottomLeft",
bottomRight: "bottomRight",
left: "left",
leftTop: "leftTop",
leftBottom: "leftBottom",
right: "right",
rightTop: "rightTop",
rightBottom: "rightBottom"
};
function Overlay(props) {
const [style, setStyle] = useState({
top: 0,
left: 0,
transform: "",
position: "fixed"
});
const overlayRef = useRef(null);
const getMaxHeight = () => {
var _a, _b, _c, _d, _e;
const refEl = props.referenceElement.current;
if (!refEl) {
return;
}
const refRect = refEl.getBoundingClientRect();
let maxAvailableHeight = 0;
const windowHeight = window.innerHeight;
switch (props.position) {
case Positions.bottom:
case Positions.bottomLeft:
case Positions.bottomRight:
maxAvailableHeight = windowHeight - refRect.bottom - (((_a = props.offset) == null ? void 0 : _a.y) || 0) * 2;
break;
case Positions.top:
case Positions.topLeft:
case Positions.topRight:
maxAvailableHeight = refRect.top - (((_b = props.offset) == null ? void 0 : _b.y) || 0) * 2;
break;
default:
return "100%";
}
if ((_c = props.style) == null ? void 0 : _c.maxHeight) {
maxAvailableHeight = maxAvailableHeight < ((_d = props.style) == null ? void 0 : _d.maxHeight) ? maxAvailableHeight : (_e = props.style) == null ? void 0 : _e.maxHeight;
}
return maxAvailableHeight;
};
const getMaxWidth = () => {
var _a, _b, _c, _d, _e;
const refEl = props.referenceElement.current;
if (!refEl) {
return;
}
const refRect = refEl.getBoundingClientRect();
let maxAvailableWidth = 0;
const windowWidth = window.innerWidth;
switch (props.position) {
case Positions.right:
case Positions.rightBottom:
case Positions.rightTop:
maxAvailableWidth = windowWidth - refRect.right - (((_a = props.offset) == null ? void 0 : _a.x) || 0) * 2;
break;
case Positions.left:
case Positions.leftBottom:
case Positions.leftTop:
maxAvailableWidth = refRect.left - (((_b = props.offset) == null ? void 0 : _b.x) || 0) * 2;
break;
default:
return null;
}
if ((_c = props.style) == null ? void 0 : _c.maxWidth) {
maxAvailableWidth = maxAvailableWidth < ((_d = props.style) == null ? void 0 : _d.maxWidth) ? maxAvailableWidth : (_e = props.style) == null ? void 0 : _e.maxWidth;
}
return maxAvailableWidth;
};
const getUpdatedPositions = () => {
var _a, _b, _c, _d, _e, _f, _g, _h, _i, _j, _k, _l;
const refEl = props.referenceElement.current;
if (!refEl) {
return;
}
const refRect = refEl.getBoundingClientRect();
let top = 0;
let left = 0;
let transform = "";
switch (props.position) {
case Positions.top:
top = refRect.top - (((_a = props.offset) == null ? void 0 : _a.y) || 0);
left = refRect.left + refRect.width / 2;
transform = "translate(-50%, -100%)";
break;
case Positions.topLeft:
top = refRect.top - (((_b = props.offset) == null ? void 0 : _b.y) || 0);
left = refRect.left;
transform = "translateY(-100%)";
break;
case Positions.topRight:
top = refRect.top - (((_c = props.offset) == null ? void 0 : _c.y) || 0);
left = refRect.right;
transform = "translate(-100%, -100%)";
break;
case Positions.bottom:
top = refRect.bottom + (((_d = props.offset) == null ? void 0 : _d.y) || 0);
left = refRect.left + refRect.width / 2;
transform = "translateX(-50%)";
break;
case Positions.bottomLeft:
top = refRect.bottom + (((_e = props.offset) == null ? void 0 : _e.y) || 0);
left = refRect.left;
break;
case Positions.bottomRight:
top = refRect.bottom + (((_f = props.offset) == null ? void 0 : _f.y) || 0);
left = refRect.right;
transform = "translateX(-100%)";
break;
case Positions.left:
top = refRect.top + refRect.height / 2;
left = refRect.left - (((_g = props.offset) == null ? void 0 : _g.x) || 0);
transform = "translate(-100%,-50%)";
break;
case Positions.leftTop:
top = refRect.top;
left = refRect.left - (((_h = props.offset) == null ? void 0 : _h.x) || 0);
transform = "translateX(-100%)";
break;
case Positions.leftBottom:
top = refRect.bottom;
left = refRect.left - (((_i = props.offset) == null ? void 0 : _i.x) || 0);
transform = "translate(-100%, -100%)";
break;
case Positions.right:
top = refRect.top + refRect.height / 2;
left = refRect.right + (((_j = props.offset) == null ? void 0 : _j.x) || 0);
transform = "translateY(-50%)";
break;
case Positions.rightTop:
top = refRect.top;
left = refRect.right + (((_k = props.offset) == null ? void 0 : _k.x) || 0);
break;
case Positions.rightBottom:
top = refRect.bottom;
left = refRect.right + (((_l = props.offset) == null ? void 0 : _l.x) || 0);
transform = "translateY(-100%)";
break;
}
const maxHeight = getMaxHeight();
const maxWidth = getMaxWidth();
setStyle((prevState) => ({
...prevState,
top,
left,
transform,
width: refRect.width,
...maxHeight && { maxHeight },
...maxWidth && { maxWidth }
}));
};
useLayoutEffect(() => {
if (!props.referenceElement.current) {
return;
}
getUpdatedPositions();
const updatePositions = () => getUpdatedPositions();
const observer = new ResizeObserver(updatePositions);
if (props.referenceElement.current) {
observer.observe(props.referenceElement.current);
}
if (overlayRef.current) {
observer.observe(overlayRef.current);
}
window.addEventListener("resize", updatePositions);
window.addEventListener("scroll", updatePositions, true);
return () => {
observer.disconnect();
window.removeEventListener("resize", updatePositions);
window.removeEventListener("scroll", updatePositions, true);
};
}, [props.referenceElement.current]);
if (isValidElement(props.children)) {
return /* @__PURE__ */ jsxs(Fragment, { children: [
props.onOverlayClick && /* @__PURE__ */ jsx(
"div",
{
role: "button",
className: "z-2 fixed left-[0] top-[0] h-[100vh] w-[100vw]",
onClick: props.onOverlayClick,
onKeyDown: props.onOverlayClick,
"aria-label": "Close dropdown",
tabIndex: -1
}
),
cloneElement(props.children, { style })
] });
} else {
return props.children;
}
}
export {
Positions,
Overlay
};