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/*
* SPDX-FileCopyrightText: 2021-2023 The Refinery Authors <https://refinery.tools/>
*
* SPDX-License-Identifier: EPL-2.0
*/
import MoreHorizIcon from '@mui/icons-material/MoreHoriz';
import MoreVertIcon from '@mui/icons-material/MoreVert';
import Box from '@mui/material/Box';
import Grow from '@mui/material/Grow';
import Stack from '@mui/material/Stack';
import { alpha, useTheme } from '@mui/material/styles';
import { SnackbarProvider } from 'notistack';
import { memo, useRef, useState } from 'react';
import { useResizeDetector } from 'react-resize-detector';
import TopBar from './TopBar';
import UpdateNotification from './UpdateNotification';
import EditorPane from './editor/EditorPane';
import GraphPane from './graph/GraphPane';
const DirectionalSplitPane = memo(function SplitPanel({
horizontalSplit,
}: {
horizontalSplit: boolean;
}): JSX.Element {
const theme = useTheme();
const stackRef = useRef<HTMLDivElement>(null);
const sliderRef = useRef<HTMLDivElement>(null);
const [resizing, setResizing] = useState(false);
const [fraction, setFraction] = useState(0.5);
const direction = horizontalSplit ? 'column' : 'row';
const axis = horizontalSplit ? 'height' : 'width';
const primarySize = `calc(${fraction * 100}% - 0.5px)`;
const secondarySize = `calc(${(1 - fraction) * 100}% - 0.5px)`;
return (
<Stack direction={direction} height="100%" overflow="hidden" ref={stackRef}>
<Box {...{ [axis]: primarySize }}>
<EditorPane />
</Box>
<Box
sx={{
overflow: 'visible',
position: 'relative',
[axis]: '0px',
display: 'flex',
flexDirection: direction,
[horizontalSplit
? 'borderBottom'
: 'borderRight']: `1px solid ${theme.palette.outer.border}`,
}}
>
<Box
ref={sliderRef}
sx={{
display: 'flex',
position: 'absolute',
[axis]: theme.spacing(2),
...(horizontalSplit
? {
top: theme.spacing(-1),
left: 0,
right: 0,
transform: 'translateY(0.5px)',
}
: {
left: theme.spacing(-1),
top: 0,
bottom: 0,
transform: 'translateX(0.5px)',
}),
zIndex: 999,
alignItems: 'center',
justifyContent: 'center',
color: theme.palette.text.secondary,
cursor: horizontalSplit ? 'ns-resize' : 'ew-resize',
'.MuiSvgIcon-root': {
opacity: resizing ? 1 : 0,
},
...(resizing
? {
background: alpha(
theme.palette.text.primary,
theme.palette.action.activatedOpacity,
),
}
: {
'&:hover': {
background: alpha(
theme.palette.text.primary,
theme.palette.action.hoverOpacity,
),
'.MuiSvgIcon-root': {
opacity: 1,
},
},
}),
}}
onPointerDown={(event) => {
if (event.button !== 0) {
return;
}
sliderRef.current?.setPointerCapture(event.pointerId);
setResizing(true);
}}
onPointerUp={(event) => {
if (event.button !== 0) {
return;
}
sliderRef.current?.releasePointerCapture(event.pointerId);
setResizing(false);
}}
onPointerMove={(event) => {
if (!resizing) {
return;
}
const container = stackRef.current;
if (container === null) {
return;
}
const rect = container.getBoundingClientRect();
const newFraction = horizontalSplit
? (event.clientY - rect.top) / rect.height
: (event.clientX - rect.left) / rect.width;
setFraction(Math.min(0.9, Math.max(0.1, newFraction)));
}}
onDoubleClick={() => setFraction(0.5)}
>
{horizontalSplit ? <MoreHorizIcon /> : <MoreVertIcon />}
</Box>
</Box>
<Box {...{ [axis]: secondarySize }}>
<GraphPane />
</Box>
</Stack>
);
});
function SplitPane(): JSX.Element {
const { ref, width, height } = useResizeDetector();
const horizontalSplit =
width !== undefined && height !== undefined && height > width;
return (
<Box height="100%" overflow="auto" ref={ref}>
<DirectionalSplitPane horizontalSplit={horizontalSplit} />
</Box>
);
}
export default function Refinery(): JSX.Element {
return (
<SnackbarProvider TransitionComponent={Grow}>
<UpdateNotification />
<Stack direction="column" height="100%" overflow="auto">
<TopBar />
<SplitPane />
</Stack>
</SnackbarProvider>
);
}
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