인프런 커뮤니티 질문&답변

import useInput from "@hooks/useInput";
import { Success, Form, Error, Label, Input, LinkContainer, Button, Header } from "@pages/SignUp/styles";
import fetcher from "@utils/fetcher";
import axios from "axios";
import React, { useCallback, useState } from "react";
import { Link } from "react-router-dom";
import useSWR from "swr";

const LogIn = () => {
  const { data, error } = useSWR("http://localhost:3095/api/users", fetcher);
  const [logInError, setLogInError] = useState(false);
  const [email, onChangeEmail] = useInput("");
  const [password, onChangePassword] = useInput("");
  const onSubmit = useCallback(
    (e) => {
      e.preventDefault();
      setLogInError(false);
      axios
        .post("http://localhost:3095/api/users/login", { email, password })
        .then(() => {})
        .catch((error) => {
          setLogInError(error.response?.data?.statusCode === 401);
        });
    },
    [email, password],
  );

  return (
    <div id="container">
      <Header>Sleact</Header>
      <Form onSubmit={onSubmit}>
        <Label id="email-label">
          <span>이메일 주소</span>
          <div>
            <Input type="email" id="email" name="email" value={email} onChange={onChangeEmail} />
          </div>
        </Label>
        <Label id="password-label">
          <span>비밀번호</span>
          <div>
            <Input type="password" id="password" name="password" value={password} onChange={onChangePassword} />
          </div>
          {logInError && <Error>이메일과 비밀번호 조합이 일치하지 않습니다.</Error>}
        </Label>
        <Button type="submit">로그인</Button>
      </Form>
      <LinkContainer>
        아직 회원이 아니신가요?&nbsp;
        <Link to="/signup">회원가입 하러가기</Link>
      </LinkContainer>
    </div>
  );
};

export default LogIn;

fetcher.ts

import axios from "axios";

const fetcher = (url: string) => axios.get(url).then((response) => response.data);

export default fetcher;