usefeect
This commit is contained in:
Tyrel Souza
parent
9f1d7c9da9
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7d6072383d
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[{"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/index.js":"1","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/App.js":"2","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/Home/Home.js":"3","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/Login/Login.js":"4","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/MainHeader/MainHeader.js":"5","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/MainHeader/Navigation.js":"6","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/UI/Button/Button.js":"7","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/UI/Card/Card.js":"8"},{"size":206,"mtime":1648642446000,"results":"9","hashOfConfig":"10"},{"size":1092,"mtime":1663864772540,"results":"11","hashOfConfig":"10"},{"size":250,"mtime":1648642446000,"results":"12","hashOfConfig":"10"},{"size":2410,"mtime":1663869709929,"results":"13","hashOfConfig":"10"},{"size":368,"mtime":1648642446000,"results":"14","hashOfConfig":"10"},{"size":571,"mtime":1648642446000,"results":"15","hashOfConfig":"10"},{"size":353,"mtime":1648642446000,"results":"16","hashOfConfig":"10"},{"size":218,"mtime":1648642446000,"results":"17","hashOfConfig":"10"},{"filePath":"18","messages":"19","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0},"vag9xb",{"filePath":"20","messages":"21","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0},{"filePath":"22","messages":"23","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0,"usedDeprecatedRules":"24"},{"filePath":"25","messages":"26","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0},{"filePath":"27","messages":"28","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0,"usedDeprecatedRules":"24"},{"filePath":"29","messages":"30","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0,"usedDeprecatedRules":"24"},{"filePath":"31","messages":"32","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0,"usedDeprecatedRules":"24"},{"filePath":"33","messages":"34","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0,"usedDeprecatedRules":"24"},"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/index.js",[],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/App.js",[],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/Home/Home.js",[],["35","36"],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/Login/Login.js",[],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/MainHeader/MainHeader.js",[],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/MainHeader/Navigation.js",[],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/UI/Button/Button.js",[],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/UI/Card/Card.js",[],{"ruleId":"37","replacedBy":"38"},{"ruleId":"39","replacedBy":"40"},"no-native-reassign",["41"],"no-negated-in-lhs",["42"],"no-global-assign","no-unsafe-negation"]
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[{"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/index.js":"1","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/App.js":"2","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/Home/Home.js":"3","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/Login/Login.js":"4","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/MainHeader/MainHeader.js":"5","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/MainHeader/Navigation.js":"6","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/UI/Button/Button.js":"7","/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/UI/Card/Card.js":"8"},{"size":206,"mtime":1648642446000,"results":"9","hashOfConfig":"10"},{"size":1092,"mtime":1663864772540,"results":"11","hashOfConfig":"10"},{"size":250,"mtime":1648642446000,"results":"12","hashOfConfig":"10"},{"size":2969,"mtime":1663870284057,"results":"13","hashOfConfig":"10"},{"size":368,"mtime":1648642446000,"results":"14","hashOfConfig":"10"},{"size":571,"mtime":1648642446000,"results":"15","hashOfConfig":"10"},{"size":353,"mtime":1648642446000,"results":"16","hashOfConfig":"10"},{"size":218,"mtime":1648642446000,"results":"17","hashOfConfig":"10"},{"filePath":"18","messages":"19","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0,"usedDeprecatedRules":"20"},"vag9xb",{"filePath":"21","messages":"22","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0,"usedDeprecatedRules":"20"},{"filePath":"23","messages":"24","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0,"usedDeprecatedRules":"20"},{"filePath":"25","messages":"26","errorCount":0,"fatalErrorCount":0,"warningCount":2,"fixableErrorCount":0,"fixableWarningCount":0,"source":null},{"filePath":"27","messages":"28","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0,"usedDeprecatedRules":"20"},{"filePath":"29","messages":"30","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0,"usedDeprecatedRules":"20"},{"filePath":"31","messages":"32","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0,"usedDeprecatedRules":"20"},{"filePath":"33","messages":"34","errorCount":0,"fatalErrorCount":0,"warningCount":0,"fixableErrorCount":0,"fixableWarningCount":0,"usedDeprecatedRules":"20"},"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/index.js",[],["35","36"],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/App.js",[],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/Home/Home.js",[],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/Login/Login.js",["37","38"],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/MainHeader/MainHeader.js",[],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/MainHeader/Navigation.js",[],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/UI/Button/Button.js",[],"/Users/tyrel.souza/code/udemy/react-course/side-effects/src/components/UI/Card/Card.js",[],{"ruleId":"39","replacedBy":"40"},{"ruleId":"41","replacedBy":"42"},{"ruleId":"43","severity":1,"message":"44","line":1,"column":27,"nodeType":"45","messageId":"46","endLine":1,"endColumn":36},{"ruleId":"43","severity":1,"message":"47","line":12,"column":25,"nodeType":"45","messageId":"46","endLine":12,"endColumn":39},"no-native-reassign",["48"],"no-negated-in-lhs",["49"],"no-unused-vars","'useEffect' is defined but never used.","Identifier","unusedVar","'setFormIsValid' is assigned a value but never used.","no-global-assign","no-unsafe-negation"]
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6
side-effects/.prettierrc.json
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6
side-effects/.prettierrc.json
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{
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"trailingComma": "es5",
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"tabWidth": 4,
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"semi": false,
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"singleQuote": false
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}
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import React, { useState, useEffect } from "react";
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import React, { useState, useEffect } from "react"
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import Card from "../UI/Card/Card";
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import Card from "../UI/Card/Card"
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import classes from "./Login.module.css";
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import classes from "./Login.module.css"
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import Button from "../UI/Button/Button";
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import Button from "../UI/Button/Button"
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const Login = (props) => {
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const Login = (props) => {
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const [enteredEmail, setEnteredEmail] = useState("");
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const [enteredEmail, setEnteredEmail] = useState("")
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const [emailIsValid, setEmailIsValid] = useState();
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const [emailIsValid, setEmailIsValid] = useState()
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const [enteredPassword, setEnteredPassword] = useState("");
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const [enteredPassword, setEnteredPassword] = useState("")
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const [passwordIsValid, setPasswordIsValid] = useState();
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const [passwordIsValid, setPasswordIsValid] = useState()
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const [formIsValid, setFormIsValid] = useState(false);
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const [formIsValid, setFormIsValid] = useState(false)
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useEffect(() => {
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// useEffect(() => {
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const identifier = setTimeout(() => {
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// const identifier = setTimeout(() => {
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setFormIsValid(
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// setFormIsValid(
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enteredEmail.includes("@") && enteredPassword.trim().length > 6
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// enteredEmail.includes("@") && enteredPassword.trim().length > 6
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);
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// )
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}, 500);
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// }, 500)
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return () => {
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// return () => {
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clearTimeout(identifier);
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// clearTimeout(identifier)
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};
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// }
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}, [enteredEmail, enteredPassword]);
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// }, [enteredEmail, enteredPassword])
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const emailChangeHandler = (event) => {
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const emailChangeHandler = (event) => {
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setEnteredEmail(event.target.value);
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setEnteredEmail(event.target.value)
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};
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}
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const passwordChangeHandler = (event) => {
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const passwordChangeHandler = (event) => {
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setEnteredPassword(event.target.value);
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setEnteredPassword(event.target.value)
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};
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}
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const validateEmailHandler = () => {
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const validateEmailHandler = () => {
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setEmailIsValid(enteredEmail.includes("@"));
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setEmailIsValid(enteredEmail.includes("@"))
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};
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}
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const validatePasswordHandler = () => {
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const validatePasswordHandler = () => {
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setPasswordIsValid(enteredPassword.trim().length > 6);
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setPasswordIsValid(enteredPassword.trim().length > 6)
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};
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}
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const submitHandler = (event) => {
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const submitHandler = (event) => {
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event.preventDefault();
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event.preventDefault()
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props.onLogin(enteredEmail, enteredPassword);
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props.onLogin(enteredEmail, enteredPassword)
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};
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}
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return (
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return (
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<Card className={classes.login}>
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<Card className={classes.login}>
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<form onSubmit={submitHandler}>
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<form onSubmit={submitHandler}>
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<div
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<div
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className={`${classes.control} ${
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className={`${classes.control} ${
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emailIsValid === false ? classes.invalid : ""
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emailIsValid === false ? classes.invalid : ""
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}`}
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}`}
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>
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>
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<label htmlFor="email">E-Mail</label>
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<label htmlFor="email">E-Mail</label>
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<input
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<input
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type="email"
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type="email"
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id="email"
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id="email"
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value={enteredEmail}
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value={enteredEmail}
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onChange={emailChangeHandler}
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onChange={emailChangeHandler}
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onBlur={validateEmailHandler}
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onBlur={validateEmailHandler}
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/>
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/>
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</div>
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</div>
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<div
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<div
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className={`${classes.control} ${
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className={`${classes.control} ${
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passwordIsValid === false ? classes.invalid : ""
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passwordIsValid === false ? classes.invalid : ""
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}`}
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}`}
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>
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>
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<label htmlFor="password">Password</label>
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<label htmlFor="password">Password</label>
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<input
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<input
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type="password"
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type="password"
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id="password"
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id="password"
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value={enteredPassword}
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value={enteredPassword}
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onChange={passwordChangeHandler}
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onChange={passwordChangeHandler}
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onBlur={validatePasswordHandler}
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onBlur={validatePasswordHandler}
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/>
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/>
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</div>
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</div>
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<div className={classes.actions}>
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<div className={classes.actions}>
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<Button type="submit" className={classes.btn} disabled={!formIsValid}>
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<Button
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Login
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type="submit"
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</Button>
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className={classes.btn}
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</div>
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disabled={!formIsValid}
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</form>
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>
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</Card>
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Login
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);
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</Button>
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};
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</div>
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</form>
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</Card>
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)
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}
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export default Login;
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export default Login
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