Files
MemoryBear/web/src/components/Chat/ChatInput.tsx
2026-04-08 21:21:09 +08:00

118 lines
3.9 KiB
TypeScript

/*
* @Author: ZhaoYing
* @Date: 2025-12-10 16:46:14
* @Last Modified by: ZhaoYing
* @Last Modified time: 2026-03-23 17:46:25
*/
import { type FC, useEffect, useMemo, useState } from 'react'
import { Flex, Input } from 'antd'
import clsx from 'clsx'
import type { ChatInputProps } from './types'
import FileList from './FileList'
/**
* Chat Input Component
* Provides message input and send functionality, supports keyboard shortcuts and loading state display
*/
const ChatInput: FC<ChatInputProps> = ({
message,
onSend,
loading,
children,
fileList,
fileChange,
className = '',
onChange
}) => {
const [inputValue, setInputValue] = useState('')
const [isFocus, setIsFocus] = useState(false)
const [isComposing, setIsComposing] = useState(false)
// Clear input when external message is cleared
useEffect(() => {
if (!message) setInputValue('')
}, [message])
// Clear input when loading
useEffect(() => {
if (loading) setInputValue('')
}, [loading])
const handleDelete = (file: any) => {
fileChange?.(fileList?.filter(item => {
return item.thumbUrl && file.thumbUrl ? item.thumbUrl !== file.thumbUrl
: item.url && file.url ? item.url !== file.url
: item.uid !== file.uid
}) || [])
}
const previewFileList = useMemo(() => {
return fileList?.map(file => ({
...file,
url: file.thumbUrl || file.url || (file.originFileObj ? URL.createObjectURL(file.originFileObj) : undefined)
})) || []
}, [fileList])
const handleSend = () => {
if (loading || !inputValue || inputValue.trim() === '') return
onSend(inputValue)
}
const canSend = !loading && inputValue.trim() !== ''
return (
<div className={`rb:absolute rb:bottom-3 rb:left-0 rb:right-0 rb:w-full ${className}`}>
<Flex gap={0} vertical justify="space-between" className={clsx("rb-border rb:shadow-[0px_2px_12px_0px_rgba(23,23,25,0.12)] rb:rounded-3xl rb:min-h-30", {
' rb:border-[#171719]!': isFocus
})}>
<div className="rb:overflow-x-auto rb:max-w-full">
<FileList fileList={previewFileList} onDelete={handleDelete} />
</div>
{/* Message input area */}
<Input.TextArea
value={inputValue}
className="rb:m-[10px_12px_10px_12px]! rb:p-0! rb:w-[calc(100%-24px)]! rb:flex-[1_1_auto] rb:h-15! rb:resize-none! rb:rounded-none!"
variant="borderless"
onChange={(e) => {
setInputValue(e.target.value)
onChange?.(e.target.value)
}}
onCompositionStart={() => setIsComposing(true)}
onCompositionEnd={() => setIsComposing(false)}
onKeyDown={(e) => {
// Enter to send, Shift+Enter for new line
if (e.key === 'Enter' && !e.shiftKey && !isComposing && (e.target as HTMLTextAreaElement).value?.trim() !== '' && !loading) {
e.preventDefault();
handleSend();
}
}}
onFocus={() => setIsFocus(true)}
onBlur={() => setIsFocus(false)}
/>
{/* Bottom action area */}
<Flex align="center" justify="space-between" gap={8} className="rb:mx-2.5! rb:mb-2.5!">
<div className="rb:flex-1">{children}</div>
<Flex align="center" justify="center"
className={clsx('rb:size-7 rb:rounded-full rb:shadow-[0px 2px 12px 0px rgba(23,23,25,0.1)]', {
'rb:cursor-not-allowed rb:bg-[#F6F6F6]': !canSend,
'rb:cursor-pointer rb:bg-[#171719]': canSend
})}
onClick={handleSend}
>
<div className={clsx("rb:size-4 rb:bg-cover", {
"rb:bg-[url('@/assets/images/conversation/loading.svg')]": loading,
"rb:bg-[url('@/assets/images/conversation/sendDisabled.svg')]": !loading && !canSend,
"rb:bg-[url('@/assets/images/conversation/send.svg')]": canSend
})}></div>
</Flex>
</Flex>
</Flex>
</div>
)
}
export default ChatInput