Implement demo

cluemediator · cluemediator · commit 15f1cdfb7567 · 2022-02-08T02:06:30.000+05:30
diff --git a/.gitignore b/.gitignore
@@ -0,0 +1,23 @@
+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.js
+
+# testing
+/coverage
+
+# production
+/build
+
+# misc
+.DS_Store
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
diff --git a/README.md b/README.md
@@ -0,0 +1,30 @@
+# react-min-max-input-validation
+
+Min and Max length input validation in React
+
+## Documentation
+
+[https://www.cluemediator.com/min-and-max-length-input-validation-in-react](https://www.cluemediator.com/min-and-max-length-input-validation-in-react)
+
+## Quick Start
+
+Follow the below steps to run the project.
+
+1. Clone repository
+2. Run `npm i` command to install dependencies
+3. Execute `npm start` command to run the project
+
+## Output
+
+[![Min & Max Input Validation](https://www.cluemediator.com/wp-content/uploads/2022/02/output-min-and-max-length-input-validation-in-react-clue-mediator.gif)](https://www.cluemediator.com/min-and-max-length-input-validation-in-react)
+
+**Follow us on [GitHub](https://github.com/cluemediator) for more update.**
+
+## Connect with us
+
+Website: [Clue Mediator](https://www.cluemediator.com)  
+Like us on [Facebook](https://www.facebook.com/thecluemediator)  
+Follow us on [Twitter](https://twitter.com/cluemediator)  
+Join us on [Telegram](https://t.me/cluemediator)  
+Subscribe us on [YouTube](https://www.youtube.com/ClueMediator)  
+Follow us on [Instagram](https://www.instagram.com/clue_mediator)
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -0,0 +1,35 @@
+{
+  "name": "react-min-max-input-validation",
+  "version": "0.1.0",
+  "private": true,
+  "dependencies": {
+    "bootstrap": "^5.1.3",
+    "react": "^17.0.2",
+    "react-dom": "^17.0.2",
+    "react-scripts": "4.0.3"
+  },
+  "scripts": {
+    "start": "react-scripts start",
+    "build": "react-scripts build",
+    "test": "react-scripts test",
+    "eject": "react-scripts eject"
+  },
+  "eslintConfig": {
+    "extends": [
+      "react-app",
+      "react-app/jest"
+    ]
+  },
+  "browserslist": {
+    "production": [
+      ">0.2%",
+      "not dead",
+      "not op_mini all"
+    ],
+    "development": [
+      "last 1 chrome version",
+      "last 1 firefox version",
+      "last 1 safari version"
+    ]
+  }
+}
diff --git a/public/favicon.ico b/public/favicon.ico
diff --git a/public/index.html b/public/index.html
@@ -0,0 +1,43 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8" />
+    <link rel="icon" href="%PUBLIC_URL%/favicon.ico" />
+    <meta name="viewport" content="width=device-width, initial-scale=1" />
+    <meta name="theme-color" content="#000000" />
+    <meta
+      name="description"
+      content="Web site created using create-react-app"
+    />
+    <link rel="apple-touch-icon" href="%PUBLIC_URL%/logo192.png" />
+    <!--
+      manifest.json provides metadata used when your web app is installed on a
+      user's mobile device or desktop. See https://developers.google.com/web/fundamentals/web-app-manifest/
+    -->
+    <link rel="manifest" href="%PUBLIC_URL%/manifest.json" />
+    <!--
+      Notice the use of %PUBLIC_URL% in the tags above.
+      It will be replaced with the URL of the `public` folder during the build.
+      Only files inside the `public` folder can be referenced from the HTML.
+
+      Unlike "/favicon.ico" or "favicon.ico", "%PUBLIC_URL%/favicon.ico" will
+      work correctly both with client-side routing and a non-root public URL.
+      Learn how to configure a non-root public URL by running `npm run build`.
+    -->
+    <title>React App</title>
+  </head>
+  <body>
+    <noscript>You need to enable JavaScript to run this app.</noscript>
+    <div id="root"></div>
+    <!--
+      This HTML file is a template.
+      If you open it directly in the browser, you will see an empty page.
+
+      You can add webfonts, meta tags, or analytics to this file.
+      The build step will place the bundled scripts into the <body> tag.
+
+      To begin the development, run `npm start` or `yarn start`.
+      To create a production bundle, use `npm run build` or `yarn build`.
+    -->
+  </body>
+</html>
diff --git a/public/logo192.png b/public/logo192.png
diff --git a/public/logo512.png b/public/logo512.png
diff --git a/public/manifest.json b/public/manifest.json
@@ -0,0 +1,25 @@
+{
+  "short_name": "React App",
+  "name": "Create React App Sample",
+  "icons": [
+    {
+      "src": "favicon.ico",
+      "sizes": "64x64 32x32 24x24 16x16",
+      "type": "image/x-icon"
+    },
+    {
+      "src": "logo192.png",
+      "type": "image/png",
+      "sizes": "192x192"
+    },
+    {
+      "src": "logo512.png",
+      "type": "image/png",
+      "sizes": "512x512"
+    }
+  ],
+  "start_url": ".",
+  "display": "standalone",
+  "theme_color": "#000000",
+  "background_color": "#ffffff"
+}
diff --git a/public/robots.txt b/public/robots.txt
@@ -0,0 +1,3 @@
+# https://www.robotstxt.org/robotstxt.html
+User-agent: *
+Disallow:
diff --git a/src/App.js b/src/App.js
@@ -0,0 +1,94 @@
+import React, { useState, useCallback } from 'react';
+import Input from './Input';
+
+function App() {
+
+  const [form, setForm] = useState({
+    userId: '',
+    ticketNumber: ''
+  });
+
+  const onInputValidate = (value, name) => {
+    setError(prev => ({
+      ...prev,
+      [name]: { ...prev[name], errorMsg: value }
+    }));
+  }
+
+  const [error, setError] = useState({
+    userId: {
+      isReq: true,
+      errorMsg: '',
+      onValidateFunc: onInputValidate
+    },
+    ticketNumber: {
+      isReq: true,
+      errorMsg: '',
+      onValidateFunc: onInputValidate
+    }
+  });
+
+  const onInputChange = useCallback((value, name) => {
+    setForm(prev => ({
+      ...prev,
+      [name]: value
+    }));
+  }, []);
+
+  const validateForm = () => {
+    let isInvalid = false;
+    Object.keys(error).forEach(x => {
+      const errObj = error[x];
+      if (errObj.errorMsg) {
+        isInvalid = true;
+      } else if (errObj.isReq && !form[x]) {
+        isInvalid = true;
+        onInputValidate(true, x);
+      }
+    });
+    return !isInvalid;
+  }
+
+  const handleSubmit = () => {
+    const isValid = validateForm();
+    if (!isValid) {
+      console.error('Invalid Form!');
+      return false;
+    }
+
+    console.log('Data:', form);
+  }
+
+  return (
+    <div className="app">
+      <div className='mb-3'><strong>Min & Max Input validation in React - <a href="https://www.cluemediator.com" target="_blank" rel="noreferrer">Clue Mediator</a></strong></div>
+      <div className='form'>
+        <Input
+          type="number"
+          name="userId"
+          title="User Id"
+          value={form.userId}
+          min={6}
+          onChangeFunc={onInputChange}
+          {...error.userId}
+        />
+        <Input
+          type="number"
+          name="ticketNumber"
+          title="Ticket Number"
+          value={form.ticketNumber}
+          max={8}
+          onChangeFunc={onInputChange}
+          {...error.ticketNumber}
+        />
+        <button
+          className='btn btn-primary btn-sm mt-2'
+          onClick={handleSubmit}>
+          Submit
+        </button>
+      </div>
+    </div>
+  );
+}
+
+export default App;
diff --git a/src/Input.js b/src/Input.js
@@ -0,0 +1,92 @@
+import React, { memo } from 'react';
+import PropTypes from 'prop-types';
+
+const getRegExp = (type) => {
+  let regx = null;
+  switch (type) {
+    case 'EMAIL':
+      regx = /^(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|(".+"))@(([[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
+      break;
+    case 'URL':
+      regx = /^(?:http(s)?:\/\/)?[\w.-]+(?:\.[\w\.-]+)+[\w\-\._~:/?#[\]@!\$&'\(\)\*\+,;=.]+$/;
+      break;
+    default:
+      break;
+  }
+  return regx;
+}
+
+const validationHandler = (e, props) => {
+  if (!props.onValidateFunc) return;
+
+  const { value, name } = e.target;
+  let msg = null;
+
+  if (!value && props.isReq) {
+    msg = `Please enter ${props.title}.`;
+  } else if (value && props.reqType && !getRegExp(props.reqType).test(value)) {
+    msg = `Please enter valid ${props.title}.`;
+  } else if (props.min && value.length < props.min)
+    msg = `${props.title} must be at least ${props.min} characters long.`;
+  else if (props.max && value.length > props.max) {
+    msg = `${props.title} is more than ${props.max} characters long.`;
+  }
+
+  props.onValidateFunc(msg, name);
+}
+
+const Input = props => {
+
+  const inputProps = {
+    name: props.name,
+    type: props.type,
+    placeholder: props.placeholder || `Enter ${props.title}`,
+    className: props.className,
+    value: props.value
+  }
+
+  return (
+    <div className={props.outerClassName}>
+      <label className="form-label">{props.title}</label>
+      <input
+        {...inputProps}
+        onChange={e => props.onChangeFunc(e.target.value, e.target.name, e)}
+        onBlur={e => validationHandler(e, props)}
+      />
+      {props.errorMsg && <span className="text-danger">{props.errorMsg === true ? `Please enter ${props.title}.` : props.errorMsg}</span>}
+    </div>
+  )
+}
+
+Input.defaultProps = {
+  type: 'text',
+  name: '',
+  title: '',
+  placeholder: '',
+  className: 'form-control form-control-sm',
+  outerClassName: 'mb-2',
+  value: '',
+  onChangeFunc: () => { },
+  isReq: null,
+  reqType: '',
+  onValidateFunc: () => { }
+}
+
+Input.propTypes = {
+  type: PropTypes.string,
+  name: PropTypes.string,
+  title: PropTypes.string,
+  placeholder: PropTypes.string,
+  className: PropTypes.string,
+  outerClassName: PropTypes.string,
+  value: PropTypes.any,
+  min: PropTypes.number,
+  max: PropTypes.number,
+  onChangeFunc: PropTypes.func,
+  isReq: PropTypes.bool,
+  reqType: PropTypes.string,
+  errorMsg: PropTypes.any,
+  onValidateFunc: PropTypes.func
+}
+
+export default memo(Input);
diff --git a/src/index.css b/src/index.css
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+body {
+  margin: 0;
+  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
+    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
+    sans-serif;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+code {
+  font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
+    monospace;
+}
+
+.app {
+  margin: 20px;
+  width: 400px;
+}
+
+.form {
+  width: 350px;
+}
+.err-msg {
+  font-size: 13px;
+}
diff --git a/src/index.js b/src/index.js
@@ -0,0 +1,13 @@
+import React from 'react';
+import ReactDOM from 'react-dom';
+import 'bootstrap/dist/css/bootstrap.min.css';
+
+import './index.css';
+import App from './App';
+
+ReactDOM.render(
+  <React.StrictMode>
+    <App />
+  </React.StrictMode>,
+  document.getElementById('root')
+);

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+# https://www.robotstxt.org/robotstxt.html`
	`2`	`+User-agent: *`
	`3`	`+Disallow:`