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Tyrel Souza 2022-09-23 13:06:48 -04:00
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2
usereducer-starting-project/.eslintcache
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@ -1 +1 @@
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24
usereducer-starting-project/src/components/Login/Login.js
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@ -1,4 +1,10 @@
import React, { useState, useEffect, useReducer, useContext } from "react"
import React, {
useState,
useEffect,
useReducer,
useContext,
useRef,
} from "react"
import Card from "../UI/Card/Card"
import classes from "./Login.module.css"
@ -30,6 +36,8 @@ const passwordReducer = (state, action) => {
const Login = (props) => {
const [formIsValid, setFormIsValid] = useState(false)
const authCtx = useContext(AuthContext)
const emailInputRef = useRef()
const passwordInputRef = useRef()
const [emailState, dispatchEmail] = useReducer(emailReducer, {
value: "",
@ -76,13 +84,20 @@ const Login = (props) => {
const submitHandler = (event) => {
event.preventDefault()
if (formIsValid) {
authCtx.onLogin(emailState.value, passwordState.value)
} else if (!emailIsValid) {
emailInputRef.current.focus()
} else {
passwordInputRef.current.focus()
}
}
return (
<Card className={classes.login}>
<form onSubmit={submitHandler}>
<Input
ref={emailInputRef}
id="email"
type="email"
label="E-Mail"
@ -92,6 +107,7 @@ const Login = (props) => {
onBlur={validateEmailHandler}
/>
<Input
ref={passwordInputRef}
id="password"
type="password"
label="Password"
@ -101,11 +117,7 @@ const Login = (props) => {
onBlur={validatePasswordHandler}
/>
<div className={classes.actions}>
<Button
type="submit"
className={classes.btn}
disabled={!formIsValid}
>
<Button type="submit" className={classes.btn}>
Login
</Button>
</div>

18
usereducer-starting-project/src/components/UI/Input/Input.js
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@ -1,7 +1,18 @@
import React from "react"
import React, { useRef, useImperativeHandle } from "react"
import classes from "./Input.module.css"
function Input(props) {
const Input = React.forwardRef((props, ref) => {
const inputRef = useRef()
const activate = () => {
inputRef.current.focus()
}
useImperativeHandle(ref, () => {
return {
focus: activate,
}
})
return (
<div
className={`${classes.control} ${
@ -10,6 +21,7 @@ function Input(props) {
>
<label htmlFor="email">{props.label}</label>
<input
ref={inputRef}
type={props.type}
id={props.id}
value={props.value}
@ -18,6 +30,6 @@ function Input(props) {
/>
</div>
)
}
})
export default Input