134 lines
3.3 KiB
TypeScript
134 lines
3.3 KiB
TypeScript
import { useState, useEffect, RefObject } from 'react'
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import { useRefWithAutoFocus } from '../../../../shared/hooks/use-ref-with-auto-focus'
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import { useFileTreeActionable } from '../../contexts/file-tree-actionable'
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function FileTreeItemName({
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name,
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isSelected,
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setIsDraggable,
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}: {
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name: string
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isSelected: boolean
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setIsDraggable: (isDraggable: boolean) => void
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}) {
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const { isRenaming, startRenaming, finishRenaming, error, cancel } =
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useFileTreeActionable()
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const isRenamingEntity = isRenaming && isSelected && !error
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useEffect(() => {
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setIsDraggable(!isRenamingEntity)
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}, [setIsDraggable, isRenamingEntity])
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if (isRenamingEntity) {
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return (
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<InputName
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initialValue={name}
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finishRenaming={finishRenaming}
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cancel={cancel}
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/>
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)
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}
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return (
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<DisplayName
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name={name}
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isSelected={isSelected}
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startRenaming={startRenaming}
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/>
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)
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}
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function DisplayName({
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name,
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isSelected,
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startRenaming,
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}: {
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name: string
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isSelected: boolean
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startRenaming: () => void
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}) {
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const [clicksInSelectedCount, setClicksInSelectedCount] = useState(0)
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function onClick() {
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setClicksInSelectedCount(clicksInSelectedCount + 1)
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if (!isSelected) setClicksInSelectedCount(0)
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}
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function onDoubleClick() {
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// only start renaming if the button got two or more clicks while the item
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// was selected. This is to prevent starting a rename on an unselected item.
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// When the item is being selected it can trigger a loss of focus which
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// causes UI problems.
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if (clicksInSelectedCount < 2) return
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startRenaming()
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}
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return (
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<button
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className="item-name-button"
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onClick={onClick}
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onDoubleClick={onDoubleClick}
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>
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<span>{name}</span>
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</button>
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)
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}
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function InputName({
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initialValue,
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finishRenaming,
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cancel,
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}: {
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initialValue: string
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finishRenaming: (value: string) => void
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cancel: () => void
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}) {
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const [value, setValue] = useState(initialValue)
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// The react-bootstrap Dropdown re-focuses on the Dropdown.Toggle
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// after a menu item is clicked, following the ARIA authoring practices:
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// https://www.w3.org/TR/wai-aria-practices/examples/menu-button/menu-button-links.html
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// To improve UX, we want to auto-focus to the input when renaming. We use
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// requestAnimationFrame to immediately move focus to the input after it is
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// shown
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const { autoFocusedRef } = useRefWithAutoFocus()
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function handleFocus(ev: React.FocusEvent<HTMLInputElement>) {
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const lastDotIndex = ev.target.value.lastIndexOf('.')
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ev.target.setSelectionRange(0, lastDotIndex)
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}
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function handleChange(ev: React.ChangeEvent<HTMLInputElement>) {
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setValue(ev.target.value)
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}
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function handleKeyDown(ev: React.KeyboardEvent<HTMLInputElement>) {
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if (ev.key === 'Enter') {
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finishRenaming(value)
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}
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if (ev.key === 'Escape') {
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cancel()
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}
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}
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function handleBlur() {
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finishRenaming(value)
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}
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return (
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<span className="rename-input">
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<input
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type="text"
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value={value}
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onKeyDown={handleKeyDown}
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onChange={handleChange}
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onBlur={handleBlur}
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onFocus={handleFocus}
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ref={autoFocusedRef as RefObject<HTMLInputElement>}
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/>
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</span>
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)
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}
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export default FileTreeItemName
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