signup 수정

frontend/src/Pages/signup.tsx

 import React, { useState } from "react";
 import { Link } from "react-router-dom";
 
+
 function PasswordUpdate() {
   const [password, setPassword] = useState("");
   const [confirm, setConfirm] = useState("");
+  const [result, setResult] = useState("");
+  const [email, setEmail] = useState("");
+  const [alert, setAlert] = useState("");
+
+  function isEmail() {
+    var regExp = /^[0-9a-zA-Z]([-_\.]?[0-9a-zA-Z])*@[0-9a-zA-Z]([-_\.]?[0-9a-zA-Z])*\.[a-zA-Z]{2,3}$/i;
+    
+      if(regExp.test(email)){
+        setAlert("이메일 형식이 맞습니다.")
+      }else{
+        setAlert("이메일 형식이 틀립니다.")
+      }
+     return
+  }
 
-  const handleSubmit = () => {
+  const reform = () => {
 
     if (password && confirm){
     
       if (password==confirm) {
-        alert("비밀번호가 일치합니다.");
+        setResult("비밀번호가 일치합니다.");
       } else {
-        alert("비밀번호가 다릅니다.");
+        setResult("비밀번호가 다릅니다.");
       }
     }else {
-      alert("비밀번호가 입력되지 않았습니다.")
+      setResult("비밀번호가 입력되지 않았습니다.")
     }
 
   };
 
   return (
-    <form onSubmit={handleSubmit}>
+    <div>
+      <div className="place-self-center py-3 border-b border-white ">
         <input
-        className="border border-black"
-        type="password"
+          className="placeholder:text-slate-300
+          bg-white border border-slate-500 rounded-2xl
+          py-2 pl-9 pr-3 
+          focus:border-black"placeholder="비밀번호" type="text"
           name="password"
           value={password}
           onChange={(e) => setPassword(e.target.value )}
         />
+      </div>
+      <div className="place-self-center py-3 border-b border-white ">
+        
         <input
-        className="border border-black"
-        type="confirm"
+          className="placeholder:text-slate-300
+          bg-white border border-slate-500 rounded-2xl
+          py-2 pl-9 pr-3 
+          focus:border-black"placeholder="비밀번호 확인" type="text"
           name="confirm"
           value={confirm}
-        onChange={(e) => setConfirm(e.target.value )}
+          onKeyUp={reform} onChange={(e) => setConfirm(e.target.value )}
+          >
+          
+        </input>
+      </div>
+      <p>{result}</p>
+
+      <input className="placeholder:text-slate-300
+            bg-white border border-slate-500 rounded-2xl
+            py-2 pl-9 pr-3 
+            focus:border-black
+            " placeholder="email" type="text" name="Id" 
+      onChange={(e) => setEmail(e.target.value )}
+      onKeyUp={isEmail}
       />
-      <button type="submit">비밀번호 확인</button>
-    </form>
+      <p>{alert}</p>
+    </div>
   );
 }
 
@@ -46,12 +82,12 @@ function PasswordUpdate() {
 export default function Signup () {
   return(
 
-  <div className="gap-5">
-    
-      <div className="flex flex-col gap-2">
+  <div className="gap-5 flex flex-col ">
     <div className="p-12 w-1/2 h-1/2 md:w-40 md:h-1/6 bg-red-400 place-self-center rounded-2xl">
           <Link to="/">Travel Report</Link>
         </div>
+      <div className="flex flex-col w-auto h-80 md:w-1/2 bg-white border-2 border-black grid place-items-center rounded-xl place-self-center">
+        
           
         <div className="place-self-center py-3 border-b border-white ">
           <input className="placeholder:text-slate-300
@@ -60,30 +96,10 @@ export default function Signup () {
             focus:border-black" placeholder="ID " type="text"/>
         </div>
           
-        <div className="place-self-center py-3 border-b border-white ">
-          <input className="placeholder:text-slate-300
-            bg-white border border-slate-500 rounded-2xl
-            py-2 pl-9 pr-3 
-            focus:border-black
-            " name="firstPassword"placeholder="비밀번호" type="text"/>
-        </div>
-        <div className="place-self-center py-3 border-b border-white ">
-          <input className="placeholder:text-slate-300
-            bg-white border border-slate-500 rounded-2xl
-            py-2 pl-9 pr-3 
-            focus:border-black"placeholder="비밀번호 확인" type="text"/>
-        </div>
         <div className="showText place-self-center">
           <PasswordUpdate />
         </div>
-        <div className="place-self-center py-3 border-b border-white 
-          ">
-          <input className="placeholder:text-slate-300
-            bg-white border border-slate-500 rounded-2xl
-            py-2 pl-9 pr-3 
-            focus:border-black
-            " placeholder="Id" type="text" name="Id"/>
-        </div>
+        
         <button className="place-self-center py-3 border-b border-white 
             ">
               회원가입 버튼