43 lines
1.4 KiB
TypeScript
43 lines
1.4 KiB
TypeScript
/*
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* Copyright 2025 coze-dev Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { useEffect, useRef } from 'react';
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import { useInViewport } from 'ahooks';
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import { useMarkMessageRead } from '../../hooks/messages/use-mark-message-read';
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import { useChatAreaContext } from '../../hooks/context/use-chat-area-context';
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import { useMessageBoxContext } from '../../context/message-box';
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export const RevealTrigger = () => {
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const boxBottomRef = useRef<null | HTMLElement>(null);
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const { message } = useMessageBoxContext();
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const reportMarkRead = useMarkMessageRead();
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const { eventCallback } = useChatAreaContext();
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const [inViewport] = useInViewport(() => boxBottomRef.current);
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useEffect(() => {
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if (!inViewport) {
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return;
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}
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reportMarkRead(message);
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eventCallback?.onMessageBottomShow?.(message);
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}, [inViewport]);
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return <i ref={boxBottomRef}></i>;
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};
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RevealTrigger.displayName = 'RevealTrigger';
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