File size: 2,391 Bytes
064bfd6 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 | import { feature } from 'bun:bundle'
import { useMemo } from 'react'
import { useCommandQueue } from 'src/hooks/useCommandQueue.js'
import { useAppState } from 'src/state/AppState.js'
import { getGlobalConfig } from 'src/utils/config.js'
import { getExampleCommandFromCache } from 'src/utils/exampleCommands.js'
import { isQueuedCommandEditable } from 'src/utils/messageQueueManager.js'
// Dead code elimination: conditional import for proactive mode
/* eslint-disable @typescript-eslint/no-require-imports */
const proactiveModule =
feature('PROACTIVE') || feature('KAIROS')
? require('../../proactive/index.js')
: null
type Props = {
input: string
submitCount: number
viewingAgentName?: string
}
const NUM_TIMES_QUEUE_HINT_SHOWN = 3
const MAX_TEAMMATE_NAME_LENGTH = 20
export function usePromptInputPlaceholder({
input,
submitCount,
viewingAgentName,
}: Props): string | undefined {
const queuedCommands = useCommandQueue()
const promptSuggestionEnabled = useAppState(s => s.promptSuggestionEnabled)
const placeholder = useMemo(() => {
if (input !== '') {
return
}
// Show teammate hint when viewing teammate
if (viewingAgentName) {
const displayName =
viewingAgentName.length > MAX_TEAMMATE_NAME_LENGTH
? viewingAgentName.slice(0, MAX_TEAMMATE_NAME_LENGTH - 3) + '...'
: viewingAgentName
return `Message @${displayName}…`
}
// Show queue hint if user has not seen it yet.
// Only count user-editable commands — task-notification and isMeta
// are hidden from the prompt area (see PromptInputQueuedCommands).
if (
queuedCommands.some(isQueuedCommandEditable) &&
(getGlobalConfig().queuedCommandUpHintCount || 0) <
NUM_TIMES_QUEUE_HINT_SHOWN
) {
return 'Press up to edit queued messages'
}
// Show example command if user has not submitted yet and suggestions are enabled.
// Skip in proactive mode — the model drives the conversation so onboarding
// examples are irrelevant and block prompt suggestions from showing.
if (
submitCount < 1 &&
promptSuggestionEnabled &&
!proactiveModule?.isProactiveActive()
) {
return getExampleCommandFromCache()
}
}, [
input,
queuedCommands,
submitCount,
promptSuggestionEnabled,
viewingAgentName,
])
return placeholder
}
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