jan/web-app/src/containers/ChatInput.tsx
2025-05-20 21:36:19 +07:00

314 lines
11 KiB
TypeScript

'use client'
import TextareaAutosize from 'react-textarea-autosize'
import { cn } from '@/lib/utils'
import { usePrompt } from '@/hooks/usePrompt'
import { useThreads } from '@/hooks/useThreads'
import { useCallback, useEffect, useRef, useState } from 'react'
import { Button } from '@/components/ui/button'
import { ArrowRight } from 'lucide-react'
import {
IconPaperclip,
IconWorld,
IconAtom,
IconEye,
IconTool,
IconCodeCircle2,
IconPlayerStopFilled,
IconBrandSpeedtest,
IconX,
} from '@tabler/icons-react'
import { useTranslation } from 'react-i18next'
import { useGeneralSetting } from '@/hooks/useGeneralSetting'
import { useModelProvider } from '@/hooks/useModelProvider'
import { useAppState } from '@/hooks/useAppState'
import { MovingBorder } from './MovingBorder'
import { MCPTool } from '@/types/completion'
import { listen } from '@tauri-apps/api/event'
import { SystemEvent } from '@/types/events'
import { getTools } from '@/services/mcp'
import { useChat } from '@/hooks/useChat'
import DropdownModelProvider from '@/containers/DropdownModelProvider'
import { ModelLoader } from '@/containers/loaders/ModelLoader'
type ChatInputProps = {
className?: string
showSpeedToken?: boolean
model?: ThreadModel
}
const ChatInput = ({
model,
className,
showSpeedToken = true,
}: ChatInputProps) => {
const textareaRef = useRef<HTMLTextAreaElement>(null)
const [isFocused, setIsFocused] = useState(false)
const [rows, setRows] = useState(1)
const { streamingContent, updateTools, abortControllers, loadingModel } =
useAppState()
const { prompt, setPrompt } = usePrompt()
const { currentThreadId } = useThreads()
const { t } = useTranslation()
const { spellCheckChatInput } = useGeneralSetting()
const { tokenSpeed } = useAppState()
const maxRows = 10
const { selectedModel } = useModelProvider()
const { sendMessage } = useChat()
const [message, setMessage] = useState('')
const handleSendMesage = (prompt: string) => {
if (!selectedModel) {
setMessage('Please select a model to start chatting.')
return
}
setMessage('')
sendMessage(prompt)
}
useEffect(() => {
const handleFocusIn = () => {
if (document.activeElement === textareaRef.current) {
setIsFocused(true)
}
}
const handleFocusOut = () => {
if (document.activeElement !== textareaRef.current) {
setIsFocused(false)
}
}
document.addEventListener('focusin', handleFocusIn)
document.addEventListener('focusout', handleFocusOut)
return () => {
document.removeEventListener('focusin', handleFocusIn)
document.removeEventListener('focusout', handleFocusOut)
}
}, [])
useEffect(() => {
function setTools() {
getTools().then((data: MCPTool[]) => {
updateTools(data)
})
}
setTools()
let unsubscribe = () => {}
listen(SystemEvent.MCP_UPDATE, setTools).then((unsub) => {
// Unsubscribe from the event when the component unmounts
unsubscribe = unsub
})
return unsubscribe
}, [updateTools])
// Focus when component mounts
useEffect(() => {
if (textareaRef.current) {
textareaRef.current.focus()
}
}, [])
// Focus when thread changes
useEffect(() => {
if (textareaRef.current) {
textareaRef.current.focus()
}
}, [currentThreadId])
// Focus when streaming content finishes
useEffect(() => {
if (!streamingContent && textareaRef.current) {
// Small delay to ensure UI has updated
setTimeout(() => {
textareaRef.current?.focus()
}, 10)
}
}, [streamingContent])
const stopStreaming = useCallback(
(threadId: string) => {
abortControllers[threadId]?.abort()
},
[abortControllers]
)
return (
<div className="relative">
<div className="relative">
<div
className={cn(
'relative overflow-hidden p-[2px] rounded-lg',
Boolean(streamingContent) && 'opacity-70'
)}
>
{streamingContent && (
<div className="absolute inset-0">
<MovingBorder rx="10%" ry="10%">
<div
className={cn(
'h-100 w-100 bg-[radial-gradient(var(--app-primary),transparent_60%)]'
)}
/>
</MovingBorder>
</div>
)}
<div
className={cn(
'relative z-20 px-0 pb-10 border border-main-view-fg/5 rounded-lg text-main-view-fg bg-main-view',
isFocused && 'ring-1 ring-main-view-fg/10'
)}
>
<TextareaAutosize
ref={textareaRef}
disabled={Boolean(streamingContent)}
minRows={2}
rows={1}
maxRows={10}
value={prompt}
onChange={(e) => {
setPrompt(e.target.value)
// Count the number of newlines to estimate rows
const newRows = (e.target.value.match(/\n/g) || []).length + 1
setRows(Math.min(newRows, maxRows))
}}
onKeyDown={(e) => {
if (e.key === 'Enter' && !e.shiftKey && prompt) {
e.preventDefault()
// Submit the message when Enter is pressed without Shift
handleSendMesage(prompt)
// When Shift+Enter is pressed, a new line is added (default behavior)
}
}}
placeholder={t('common.placeholder.chatInput')}
autoFocus
spellCheck={spellCheckChatInput}
data-gramm={spellCheckChatInput}
data-gramm_editor={spellCheckChatInput}
data-gramm_grammarly={spellCheckChatInput}
className={cn(
'bg-transparent pt-4 w-full flex-shrink-0 border-none resize-none outline-0 px-4',
rows < maxRows && 'scrollbar-hide',
className
)}
/>
</div>
</div>
<div className="absolute z-20 bg-transparent bottom-0 w-full p-2 ">
<div className="flex justify-between items-center w-full">
<div className="px-1 flex items-center gap-1">
<div
className={cn(
'px-1 flex items-center gap-1',
streamingContent && 'opacity-50 pointer-events-none'
)}
>
{model?.provider === 'llama.cpp' && loadingModel ? (
<ModelLoader />
) : (
<DropdownModelProvider model={model} />
)}
{/* File attachment - always available */}
<div className="h-6 p-1 flex items-center justify-center rounded-sm hover:bg-main-view-fg/10 transition-all duration-200 ease-in-out gap-1">
<IconPaperclip size={18} className="text-main-view-fg/50" />
</div>
{/* Microphone - always available - Temp Hide */}
{/* <div className="h-6 p-1 flex items-center justify-center rounded-sm hover:bg-main-view-fg/10 transition-all duration-200 ease-in-out gap-1">
<IconMicrophone size={18} className="text-main-view-fg/50" />
</div> */}
{selectedModel?.capabilities?.includes('vision') && (
<div className="h-6 p-1 flex items-center justify-center rounded-sm hover:bg-main-view-fg/10 transition-all duration-200 ease-in-out gap-1">
<IconEye size={18} className="text-main-view-fg/50" />
</div>
)}
{selectedModel?.capabilities?.includes('embeddings') && (
<div className="h-6 p-1 flex items-center justify-center rounded-sm hover:bg-main-view-fg/10 transition-all duration-200 ease-in-out gap-1">
<IconCodeCircle2
size={18}
className="text-main-view-fg/50"
/>
</div>
)}
{selectedModel?.capabilities?.includes('tools') && (
<div className="h-6 p-1 flex items-center justify-center rounded-sm hover:bg-main-view-fg/10 transition-all duration-200 ease-in-out gap-1">
<IconTool size={18} className="text-main-view-fg/50" />
</div>
)}
{selectedModel?.capabilities?.includes('web_search') && (
<div className="h-6 p-1 flex items-center justify-center rounded-sm hover:bg-main-view-fg/10 transition-all duration-200 ease-in-out gap-1">
<IconWorld size={18} className="text-main-view-fg/50" />
</div>
)}
{selectedModel?.capabilities?.includes('reasoning') && (
<div className="h-6 p-1 flex items-center justify-center rounded-sm hover:bg-main-view-fg/10 transition-all duration-200 ease-in-out gap-1">
<IconAtom size={18} className="text-main-view-fg/50" />
</div>
)}
</div>
{showSpeedToken && (
<div className="flex items-center gap-1 text-main-view-fg/60 text-xs">
<IconBrandSpeedtest size={18} />
<span>
{Math.round(tokenSpeed?.tokenSpeed ?? 0)} tokens/sec
</span>
</div>
)}
</div>
{streamingContent ? (
<Button
variant="destructive"
size="icon"
onClick={() => stopStreaming(streamingContent.thread_id)}
>
<IconPlayerStopFilled />
</Button>
) : (
<Button
variant={!prompt ? null : 'default'}
size="icon"
disabled={!prompt}
onClick={() => handleSendMesage(prompt)}
>
{streamingContent ? (
<span className="animate-spin h-4 w-4 border-2 border-current border-t-transparent rounded-full" />
) : (
<ArrowRight className="text-primary-fg" />
)}
</Button>
)}
</div>
</div>
</div>
{message && !selectedModel && (
<div className="bg-main-view-fg/2 -mt-0.5 mx-2 pb-2 px-3 pt-1.5 rounded-b-lg text-xs text-destructive transition-all duration-200 ease-in-out">
<div className="flex items-center gap-1 justify-between">
{message}
<IconX
className="size-3 text-main-view-fg/30 cursor-pointer"
onClick={() => {
setMessage('')
}}
/>
</div>
</div>
)}
</div>
)
}
export default ChatInput