ファイル
btrc-hub/frontend/src/components/dialogues/DialogueProvider.tsx
T
2026-07-18 02:29:55 +09:00

356 行
10 KiB
TypeScript

import { useCallback, useMemo, useRef, useState } from 'react'
import { Button } from '@/components/ui/button'
import { Dialog,
DialogContent,
DialogDescription,
DialogFooter,
DialogHeader,
DialogTitle } from '@/components/ui/dialog'
import { DialogueContext } from '@/lib/dialogues/useDialogue'
import type { FC, ReactNode } from 'react'
import type { AlertOptions,
ChoiceOptions,
ConfirmOptions,
DialogueAPI,
DialogueFormAction,
DialogueFormControls,
DialogueFormOptions } from '@/lib/dialogues/useDialogue'
type DialogueRequest =
| { id: number
kind: 'confirm'
options: ConfirmOptions
resolve: (value: boolean) => void }
| { id: number
kind: 'alert'
options: AlertOptions
resolve: () => void }
| { id: number
kind: 'choice'
options: ChoiceOptions<string>
resolve: (value: string | null) => void }
| { id: number
kind: 'form'
options: DialogueFormOptions
resolve: () => void }
let nextDialogueId = 1
type Props = { children: ReactNode }
const DialogueProvider: FC<Props> = ({ children }) => {
const [queue, setQueue] = useState<DialogueRequest[]> ([])
const [pendingIds, setPendingIds] = useState<number[]> ([])
const [formActions, setFormActions] = useState<Record<number, DialogueFormAction[]>> ({ })
const formControls = useRef<Record<number, DialogueFormControls>> ({ })
const [nestedConfirm, setNestedConfirm] = useState<{
parentId: number
options: ConfirmOptions
resolve: (value: boolean) => void } | null> (null)
const push = useCallback ((request: Omit<DialogueRequest, 'id'>) => {
const id = nextDialogueId
++nextDialogueId
setQueue (current => [...current, { ...request, id } as DialogueRequest])
}, [])
const closeRequest = useCallback ((id: number, result?: unknown) => {
setQueue (current => {
const active = current.find (request => request.id === id)
if (active == null)
return current
switch (active.kind)
{
case 'confirm':
active.resolve (Boolean (result))
break
case 'alert':
active.resolve ()
break
case 'choice':
active.resolve ((result ?? null) as string | null)
break
case 'form':
active.resolve ()
break
}
return current.filter (request => request.id !== id)
})
setPendingIds (current => current.filter (pendingId => pendingId !== id))
setFormActions (current => {
const { [id]: _, ...rest } = current
return rest
})
delete formControls.current[id]
}, [])
const setRequestActions = useCallback (
(id: number, actions: DialogueFormAction[]) => {
setFormActions (current => ({ ...current, [id]: actions }))
},
[])
const openNestedConfirm = useCallback (
(parentId: number, options: ConfirmOptions) =>
new Promise<boolean> (resolve => {
setNestedConfirm ({ parentId, options, resolve })
}),
[])
const closeNestedConfirm = useCallback ((result: boolean) => {
setNestedConfirm (current => {
if (current == null)
return current
current.resolve (result)
return null
})
}, [])
const api = useMemo<DialogueAPI> (() => ({
confirm: options => new Promise<boolean> (resolve => {
push ({ kind: 'confirm', options, resolve })
}),
alert: options => new Promise<void> (resolve => {
push ({ kind: 'alert', options, resolve })
}),
choice: options => new Promise (resolve => {
push ({ kind: 'choice',
options: options as ChoiceOptions<string>,
resolve: resolve as (value: string | null) => void })
}),
form: options => new Promise<void> (resolve => {
push ({ kind: 'form', options, resolve })
}) }), [push])
const handleFormAction = useCallback (
async (id: number, action: DialogueFormAction) => {
if (pendingIds.includes (id))
return
setPendingIds (current => [...current, id])
try
{
const shouldClose = await action.onSelect ()
if (shouldClose !== false)
closeRequest (id)
}
finally
{
setPendingIds (current => current.filter (pendingId => pendingId !== id))
}
},
[closeRequest, pendingIds])
const active = queue[0]
const startActions =
active?.kind === 'form'
? (formActions[active.id] ?? []).filter (action => action.placement === 'start')
: []
const endActions =
active?.kind === 'form'
? (formActions[active.id] ?? []).filter (action =>
action.placement == null || action.placement === 'end')
: []
return (
<DialogueContext.Provider value={api}>
{children}
{active && (
<Dialog
open
onOpenChange={open => {
const blocked =
nestedConfirm?.parentId === active.id
|| pendingIds.includes (active.id)
if (!(open) && !(blocked))
closeRequest (active.id, active.kind !== 'confirm' && null)
}}>
<DialogContent
className={
active.kind === 'form'
? `flex max-h-[calc(100dvh-1rem)] ${ active.options.size === 'large'
? 'max-w-3xl'
: 'max-w-lg' } flex-col overflow-hidden gap-0`
: 'px-6 pb-6 pt-7'
}
onEscapeKeyDown={event => {
if (nestedConfirm?.parentId === active.id || pendingIds.includes (active.id))
event.preventDefault ()
}}
onPointerDownOutside={event => {
if (nestedConfirm?.parentId === active.id || pendingIds.includes (active.id))
event.preventDefault ()
}}>
{active.kind === 'form'
? (
<>
<DialogHeader className="shrink-0 pb-4 pl-8 pr-0 pt-1 text-left">
<DialogTitle>{active.options.title}</DialogTitle>
{active.options.description && (
<DialogDescription asChild>
<div>{active.options.description}</div>
</DialogDescription>)}
</DialogHeader>
<div className="min-h-0 flex-1 overflow-y-auto overscroll-contain">
{active.options.body (
formControls.current[active.id] ??= {
close: () => closeRequest (active.id),
setActions: actions => setRequestActions (active.id, actions),
confirm: options => openNestedConfirm (active.id, options) })}
</div>
<DialogFooter
className="shrink-0 flex-col gap-2 pt-4
md:flex-row md:justify-between md:gap-0 md:space-x-0">
<div className="flex w-full flex-col gap-2 md:w-auto md:flex-row">
{startActions.map (action => (
<Button
key={action.label}
className="w-full md:w-auto"
variant={action.variant === 'danger'
? 'destructive'
: 'default'}
onClick={() => void handleFormAction (active.id, action)}
disabled={pendingIds.includes (active.id)
|| nestedConfirm?.parentId === active.id
|| action.disabled}>
{action.label}
</Button>))}
</div>
<div className="flex w-full flex-col gap-2 md:w-auto md:flex-row">
<Button
className="w-full md:w-auto"
variant="outline"
onClick={() => closeRequest (active.id)}
disabled={pendingIds.includes (active.id)
|| nestedConfirm?.parentId === active.id}>
{active.options.cancelText ?? '取消'}
</Button>
{endActions.map (action => (
<Button
key={action.label}
className="w-full md:w-auto"
variant={action.variant === 'danger'
? 'destructive'
: 'default'}
onClick={() => void handleFormAction (active.id, action)}
disabled={pendingIds.includes (active.id)
|| nestedConfirm?.parentId === active.id
|| action.disabled}>
{action.label}
</Button>))}
</div>
</DialogFooter>
</>)
: (
<>
<DialogHeader className="pl-8">
<DialogTitle>{active.options.title}</DialogTitle>
{active.options.description && (
<DialogDescription asChild>
<div>{active.options.description}</div>
</DialogDescription>)}
</DialogHeader>
<DialogFooter>
{active.kind === 'confirm' && (
<>
<Button
variant="outline"
onClick={() => closeRequest (active.id, false)}>
{active.options.cancelText ?? '取消'}
</Button>
<Button
variant={(active.options.variant === 'danger')
? 'destructive'
: 'default'}
onClick={() => closeRequest (active.id, true)}>
{active.options.confirmText ?? '確定'}
</Button>
</>)}
{active.kind === 'alert' && (
<Button onClick={() => closeRequest (active.id)}>
{active.options.okText ?? '確定'}
</Button>)}
{active.kind === 'choice' && (
<>
<Button
variant="outline"
onClick={() => closeRequest (active.id, null)}>
{active.options.cancelText ?? '取消'}
</Button>
{active.options.choices.map (choice => (
<Button
key={choice.value}
variant={(choice.variant === 'danger')
? 'destructive'
: 'default'}
onClick={() => closeRequest (active.id, choice.value)}>
{choice.label}
</Button>))}
</>)}
</DialogFooter>
</>)}
</DialogContent>
</Dialog>)}
{nestedConfirm && (
<Dialog
open
onOpenChange={open => {
if (!(open))
closeNestedConfirm (false)
}}>
<DialogContent className="px-6 pb-6 pt-7">
<DialogHeader className="pl-8">
<DialogTitle>{nestedConfirm.options.title}</DialogTitle>
{nestedConfirm.options.description && (
<DialogDescription asChild>
<div>{nestedConfirm.options.description}</div>
</DialogDescription>)}
</DialogHeader>
<DialogFooter>
<Button
variant="outline"
onClick={() => closeNestedConfirm (false)}>
{nestedConfirm.options.cancelText ?? '取消'}
</Button>
<Button
variant={nestedConfirm.options.variant === 'danger'
? 'destructive'
: 'default'}
onClick={() => closeNestedConfirm (true)}>
{nestedConfirm.options.confirmText ?? '確定'}
</Button>
</DialogFooter>
</DialogContent>
</Dialog>)}
</DialogueContext.Provider>)
}
export { useDialogue } from '@/lib/dialogues/useDialogue'
export default DialogueProvider