import { Badge, Card, List, Space, Tag } from "antd";
import React, { useEffect, useState } from "react";
import { connect } from "react-redux";
import { Virtuoso } from "react-virtuoso";
import { createStructuredSelector } from "reselect";
import { setSelectedConversation } from "../../redux/messaging/messaging.actions";
import { selectSelectedConversation } from "../../redux/messaging/messaging.selectors";
import { TimeAgoFormatter } from "../../utils/DateFormatter";
import PhoneFormatter from "../../utils/PhoneFormatter";
import { OwnerNameDisplayFunction } from "../owner-name-display/owner-name-display.component";
import _ from "lodash";
import "./chat-conversation-list.styles.scss";

const mapStateToProps = createStructuredSelector({
  selectedConversation: selectSelectedConversation
});

const mapDispatchToProps = (dispatch) => ({
  setSelectedConversation: (conversationId) => dispatch(setSelectedConversation(conversationId))
});

function ChatConversationListComponent({ conversationList, selectedConversation, setSelectedConversation }) {
  // That comma is there for a reason, do not remove it
  const [, forceUpdate] = useState(false);

  // Re-render every minute
  useEffect(() => {
    const interval = setInterval(() => {
      forceUpdate((prev) => !prev); // Toggle state to trigger re-render
    }, 60000); // 1 minute in milliseconds

    return () => clearInterval(interval); // Cleanup on unmount
  }, []);

  // Memoize the sorted conversation list
  const sortedConversationList = React.useMemo(() => {
    return _.orderBy(conversationList, ["updated_at"], ["desc"]);
  }, [conversationList]);

  const renderConversation = (index) => {
    const item = sortedConversationList[index];
    const cardContentRight = <TimeAgoFormatter>{item.updated_at}</TimeAgoFormatter>;
    const cardContentLeft =
      item.job_conversations.length > 0
        ? item.job_conversations.map((j, idx) => <Tag key={idx}>{j.job.ro_number}</Tag>)
        : null;

    const names = <>{_.uniq(item.job_conversations.map((j, idx) => OwnerNameDisplayFunction(j.job)))}</>;

    const cardTitle = (
      <>
        {item.label && <Tag color="blue">{item.label}</Tag>}
        {item.job_conversations.length > 0 ? (
          <Space direction="vertical">{names}</Space>
        ) : (
          <Space>
            <PhoneFormatter>{item.phone_num}</PhoneFormatter>
          </Space>
        )}
      </>
    );

    const cardExtra = <Badge count={item.messages_aggregate.aggregate.count} />;

    const getCardStyle = () =>
      item.id === selectedConversation
        ? { backgroundColor: "rgba(128, 128, 128, 0.2)" }
        : { backgroundColor: index % 2 === 0 ? "#f0f2f5" : "#ffffff" };

    return (
      <List.Item
        key={item.id}
        onClick={() => setSelectedConversation(item.id)}
        className={`chat-list-item ${item.id === selectedConversation ? "chat-list-selected-conversation" : ""}`}
      >
        <Card style={getCardStyle()} bordered={false} size="small" extra={cardExtra} title={cardTitle}>
          <div style={{ display: "inline-block", width: "70%", textAlign: "left" }}>{cardContentLeft}</div>
          <div style={{ display: "inline-block", width: "30%", textAlign: "right" }}>{cardContentRight}</div>
        </Card>
      </List.Item>
    );
  };

  return (
    <div className="chat-list-container">
      <Virtuoso
        data={sortedConversationList}
        itemContent={(index) => renderConversation(index)}
        style={{ height: "100%", width: "100%" }}
      />
    </div>
  );
}

export default connect(mapStateToProps, mapDispatchToProps)(ChatConversationListComponent);