Proyectos de Subversion LeadersLinked - SPA

import React, { useEffect, useMemo, useRef, useState } from 'react';

import { useAlert, useApi, useModal, usePagination, useInterceptionObserver } from '@shared/hooks';

import { saveMessage, reportMessage } from '@inmail/services';

import { ReportModal } from '@shared/components';

export const useMessages = (conversation) => {

  const [newMessages, setNewMessages] = useState([]);

  const [reportedMessages, setReportedMessages] = useState(new Map());

  const [reportedUrl, setReportedUrl] = useState(null);

  const messagesEndRef = useRef(null);

  const { data, loading, hasMore, loadMore, refresh } = usePagination(conversation?.messages_url);

  const { elementRef } = useInterceptionObserver({

    onIntersect: hasMore ? loadMore : undefined

  });

  const { showError, showSuccess } = useAlert();

  const { showModal, closeModal } = useModal();

  const { execute } = useApi(saveMessage, {

    onSuccess: (data) => {

      setNewMessages((prev) => [data, ...prev]);

      messagesEndRef.current?.scrollIntoView({

        behavior: 'smooth',

        block: 'end'

      });

    },

    onError: (error) => {

      showError(error.message);

    }

  });

  const { execute: executeReport } = useApi(reportMessage, {

    onSuccess: (data) => {

      setReportedMessages((prev) =>

        new Map(prev).set(reportedUrl, { message: 'Contenido reportado', type: 'text' })

      );

      closeModal();

      showSuccess(data.message);

      setReportedUrl(null);

    },

    onError: (error) => {

      showError(error.message);

      setReportedUrl(null);

    }

  });

  const messages = useMemo(() => {

    const paginatedItems = data.map((item) => {

      if (reportedMessages.has(item.abuse_report_url)) {

        return { ...item, ...reportedMessages.get(item.abuse_report_url) };

      }

      return item;

    });

    const newMessagesSet = new Set(paginatedItems.map((item) => item.uuid));

    const uniqueNewMessages = newMessages.filter((item) => !newMessagesSet.has(item.uuid));

    return [...uniqueNewMessages, ...paginatedItems];

  }, [data, newMessages, reportedMessages]);

  const sendMessage = (message) => {

    if (!conversation?.save_url) return;

    execute(conversation.save_url, message);

  };

  const handleReport = (url) => {

    setReportedUrl(url);

    showModal(

      'Reportar mensaje',

      <ReportModal onSubmit={(report) => executeReport(url, report)} />

    );

  };

  const resetPagination = () => {

    setNewMessages([]);

    setReportedMessages(new Map());

    refresh();

  };

  useEffect(() => {

    if (conversation) refresh();

  }, [conversation]);

  return {

    messages,

    loading,

    messagesEndRef,

    elementRef,

    resetPagination,

    sendMessage,

    reportMessage: handleReport

  };

};