import { Box, FormControl, IconButton, InputAdornment, InputBase, Typography, useMediaQuery, useTheme } from "@mui/material"; import { useState } from "react"; import CustomButton from "../../components/CustomButton"; import Message from "./Message"; import SendIcon from "../../components/icons/SendIcon"; export default function SupportChat() { const theme = useTheme(); const upMd = useMediaQuery(theme.breakpoints.up("md")); const [messageText, setMessageText] = useState(""); return ( Заголовок Создан: 15.09.22 08:39 setMessageText(e.target.value)} endAdornment={!upMd && } /> {upMd && Отправить } ); }