tldraw/components/status-bar.tsx
2021-06-03 17:13:23 +01:00

75 lines
1.5 KiB
TypeScript

import { useStateDesigner } from '@state-designer/react'
import state from 'state'
import styled from 'styles'
import { useRef } from 'react'
export default function StatusBar() {
const local = useStateDesigner(state)
const { count, time } = useRenderCount()
const active = local.active.slice(1).map((s) => s.split('root.')[1])
const log = local.log[0]
return (
<StatusBarContainer
size={{
'@sm': 'small',
}}
>
<Section>{active.join(' | ')}</Section>
<Section>| {log}</Section>
{/* <Section
title="Renders | Time"
>
{count} | {time.toString().padStart(3, '0')}
</Section> */}
</StatusBarContainer>
)
}
const StatusBarContainer = styled('div', {
position: 'absolute',
bottom: 0,
left: 0,
width: '100%',
zIndex: 300,
height: 40,
userSelect: 'none',
borderTop: '1px solid black',
gridArea: 'status',
display: 'grid',
gridTemplateColumns: 'auto 1fr auto',
alignItems: 'center',
backgroundColor: 'white',
gap: 8,
fontSize: '$0',
padding: '0 16px',
variants: {
size: {
small: {
fontSize: '$1',
},
},
},
})
const Section = styled('div', {
whiteSpace: 'nowrap',
overflow: 'hidden',
})
function useRenderCount() {
const rTime = useRef(Date.now())
const rCounter = useRef(0)
rCounter.current++
const now = Date.now()
let time = now - rTime.current
if (time > 100) {
time = 0
}
rTime.current = now
return { count: rCounter.current, time }
}