import { useEffect, useState, useRef, useMemo } from 'react';
import { Image, Spin, Dropdown } from 'antd';
import { DownOutlined } from '@ant-design/icons';
import { MessageBox } from 'react-chat-elements';
import useConversationStore from '@/stores/ConversationStore';
import { useShallow } from 'zustand/react/shallow';

const Messages = () => {
  const { currentConversation, setReferenceMsg, msgListLoading } = useConversationStore();
  const activeMessages = useConversationStore(useShallow((state) => (currentConversation.sn ? state.activeConversations[currentConversation.sn] : [])));

  const messagesList = useMemo(
    () =>
      (activeMessages || []).map((message) => ({
        ...message,
        key: message.id,
        position: message.sender === 'me' ? 'right' : 'left',
        ...(message.sender === 'me'
          ? {
              styles: { backgroundColor: '#ccd4ae' },
              notchStyle: { fill: '#ccd4ae' },
              replyButton: ['text'].includes(message.whatsapp_msg_type) && message.status !== 'failed' ? true : false,
              className: 'whatsappme-container whitespace-pre-wrap',
            }
          : {
              replyButton: ['text'].includes(message.whatsapp_msg_type) ? true : false,
            }),
      })),
    [activeMessages]
  );
  // console.log('messagesList----------------------------------------------------', messagesList);

  const messagesEndRef = useRef(null);
  useEffect(() => {
    messagesEndRef.current?.scrollIntoView({ behavior: 'smooth' });
  }, [currentConversation.last_received_time]);

  const [previewVisible, setPreviewVisible] = useState(false);
  const [previewSrc, setPreviewSrc] = useState();
  const onPreviewClose = () => {
    setPreviewSrc('');
    setPreviewVisible(false);
  };
  const handlePreview = (msg) => {
    if (msg.type !== 'photo') {
      return false;
    }
    setPreviewVisible(true);
    setPreviewSrc(msg.data.uri);
  };

  return (
    <div>
      <Spin spinning={msgListLoading} tip={'正在读取...'} wrapperClassName='pt-8 '>
        {messagesList.map((message, index) => (
          <Dropdown
            key={message.key}
            menu={{
              items: [{ label: '回复', key: 'reply', disabled: !['text'].includes(message.whatsapp_msg_type) }],
              onClick: ({ key, domEvent }) => {
                domEvent.stopPropagation();
                switch (key) {
                  case 'reply':
                    return setReferenceMsg(message);

                  default:
                    return;
                }
              },
            }}
            trigger={['contextMenu']}
          >
            <MessageBox
              key={message.key}
              {...message}
              onReplyClick={() => setReferenceMsg(message)}
              onOpen={() => handlePreview(message)}
              {...(message.type === 'text' ? { text: <div dangerouslySetInnerHTML={{ __html: message.text }}></div> } : {})}
            />
          </Dropdown>
        ))}

        <Image src={previewSrc} preview={{ visible: previewVisible, src: previewSrc, onClose: onPreviewClose }} />
        <div ref={messagesEndRef}></div>
      </Spin>
    </div>
  );
};

export default Messages;