Tldraw/components/context-menu.tsx

import * as _ContextMenu from '@radix-ui/react-context-menu'
import * as _Dropdown from '@radix-ui/react-dropdown-menu'
import styled from 'styles'
import { RowButton } from './shared'
import {
  commandKey,
  deepCompareArrays,
  getSelectedShapes,
  isMobile,
} from 'utils/utils'
import state, { useSelector } from 'state'
import { MoveType, ShapeType } from 'types'
import React, { useRef } from 'react'

export default function ContextMenu({
  children,
}: {
  children: React.ReactNode
}) {
  const selectedShapes = useSelector(
    (s) => getSelectedShapes(s.data),
    deepCompareArrays
  )

  const rContent = useRef<HTMLDivElement>(null)

  const hasGroupSelectd = selectedShapes.some((s) => s.type === ShapeType.Group)
  const hasMultipleSelected = selectedShapes.length > 1

  return (
    <_ContextMenu.Root>
      <_ContextMenu.Trigger>{children}</_ContextMenu.Trigger>
      <StyledContent ref={rContent} isMobile={isMobile()}>
        {selectedShapes.length ? (
          <>
            {/* <Button onSelect={() => state.send('COPIED')}>
              <span>Copy</span>
              <kbd>
                <span>{commandKey()}</span>
                <span>C</span>
              </kbd>
            </Button>
            <Button onSelect={() => state.send('CUT')}>
              <span>Cut</span>
              <kbd>
                <span>{commandKey()}</span>
                <span>X</span>
              </kbd>
            </Button>
             */}
            <Button onSelect={() => state.send('DUPLICATED')}>
              <span>Duplicate</span>
              <kbd>
                <span>{commandKey()}</span>
                <span>D</span>
              </kbd>
            </Button>
            <StyledDivider />
            <Button
              onSelect={() =>
                state.send('MOVED', {
                  type: MoveType.ToFront,
                })
              }
            >
              <span>Move To Front</span>
              <kbd>
                <span>{commandKey()}</span>
                <span>⇧</span>
                <span>]</span>
              </kbd>
            </Button>

            <Button
              onSelect={() =>
                state.send('MOVED', {
                  type: MoveType.Forward,
                })
              }
            >
              <span>Move Forward</span>
              <kbd>
                <span>{commandKey()}</span>
                <span>]</span>
              </kbd>
            </Button>
            <Button
              onSelect={() =>
                state.send('MOVED', {
                  type: MoveType.Backward,
                })
              }
            >
              <span>Move Backward</span>
              <kbd>
                <span>{commandKey()}</span>
                <span>[</span>
              </kbd>
            </Button>
            <Button
              onSelect={() =>
                state.send('MOVED', {
                  type: MoveType.ToBack,
                })
              }
            >
              <span>Move to Back</span>
              <kbd>
                <span>{commandKey()}</span>
                <span>⇧</span>
                <span>[</span>
              </kbd>
            </Button>
            {hasGroupSelectd ||
              (hasMultipleSelected && (
                <>
                  <StyledDivider />
                  {hasGroupSelectd && (
                    <Button onSelect={() => state.send('UNGROUPED')}>
                      <span>Ungroup</span>
                      <kbd>
                        <span>{commandKey()}</span>
                        <span>⇧</span>
                        <span>G</span>
                      </kbd>
                    </Button>
                  )}
                  {hasMultipleSelected && (
                    <Button onSelect={() => state.send('GROUPED')}>
                      <span>Group</span>
                      <kbd>
                        <span>{commandKey()}</span>
                        <span>G</span>
                      </kbd>
                    </Button>
                  )}
                </>
              ))}
            <StyledDivider />

            {/* <Button onSelect={() => state.send('MOVED_TO_PAGE')}> */}
            <MoveToPageDropDown>Move to Page</MoveToPageDropDown>
            {/* </Button> */}
            <Button onSelect={() => state.send('DELETED')}>
              <span>Delete</span>
              <kbd>
                <span>⌫</span>
              </kbd>
            </Button>
          </>
        ) : (
          <>
            <Button onSelect={() => state.send('UNDO')}>
              <span>Undo</span>
              <kbd>
                <span>{commandKey()}</span>
                <span>Z</span>
              </kbd>
            </Button>
            <Button onSelect={() => state.send('REDO')}>
              <span>Redo</span>
              <kbd>
                <span>{commandKey()}</span>
                <span>⇧</span>
                <span>Z</span>
              </kbd>
            </Button>
          </>
        )}
      </StyledContent>
    </_ContextMenu.Root>
  )
}

const StyledContent = styled(_ContextMenu.Content, {
  position: 'relative',
  backgroundColor: '$panel',
  borderRadius: '4px',
  overflow: 'hidden',
  pointerEvents: 'all',
  userSelect: 'none',
  zIndex: 200,
  padding: 2,
  border: '1px solid $panel',
  boxShadow: '0px 2px 4px rgba(0,0,0,.2)',
  minWidth: 128,

  '& kbd': {
    marginLeft: '32px',
    fontSize: '$1',
    fontFamily: '$ui',
  },

  '& kbd > span': {
    display: 'inline-block',
    width: '12px',
  },

  variants: {
    isMobile: {
      true: {
        '& kbd': {
          display: 'none',
        },
      },
    },
  },
})

const StyledDivider = styled(_ContextMenu.Separator, {
  backgroundColor: '$hover',
  height: 1,
  margin: '2px -2px',
})

function Button({
  onSelect,
  children,
  disabled = false,
}: {
  onSelect: () => void
  disabled?: boolean
  children: React.ReactNode
}) {
  return (
    <_ContextMenu.Item
      as={RowButton}
      disabled={disabled}
      bp={{ '@initial': 'mobile', '@sm': 'small' }}
      onSelect={onSelect}
    >
      {children}
    </_ContextMenu.Item>
  )
}

function MoveToPageDropDown({ children }: { children: React.ReactNode }) {
  const documentPages = useSelector((s) => s.data.document.pages)
  const currentPageId = useSelector((s) => s.data.currentPageId)

  if (!documentPages[currentPageId]) return null

  const sorted = Object.values(documentPages)
    .sort((a, b) => a.childIndex - b.childIndex)
    .filter((a) => a.id !== currentPageId)

  return (
    <_Dropdown.Root>
      <_Dropdown.Trigger
        as={RowButton}
        bp={{ '@initial': 'mobile', '@sm': 'small' }}
      >
        {children}
      </_Dropdown.Trigger>
      <StyledDialogContent side="right" sideOffset={8}>
        {sorted.map(({ id, name }) => (
          <_Dropdown.Item
            as={RowButton}
            key={id}
            bp={{ '@initial': 'mobile', '@sm': 'small' }}
            disabled={id === currentPageId}
            onSelect={() => state.send('MOVED_TO_PAGE', { id })}
          >
            <span>{name}</span>
          </_Dropdown.Item>
        ))}
      </StyledDialogContent>
    </_Dropdown.Root>
  )
}

const StyledDialogContent = styled(_Dropdown.Content, {
  // position: 'fixed',
  // top: '50%',
  // left: '50%',
  // transform: 'translate(-50%, -50%)',
  // minWidth: 200,
  // maxWidth: 'fit-content',
  // maxHeight: '85vh',
  // marginTop: '-5vh',
  minWidth: 128,
  backgroundColor: '$panel',
  borderRadius: '4px',
  overflow: 'hidden',
  pointerEvents: 'all',
  userSelect: 'none',
  zIndex: 200,
  padding: 2,
  border: '1px solid $panel',
  boxShadow: '0px 2px 4px rgba(0,0,0,.2)',

  '&:focus': {
    outline: 'none',
  },
})