Skip to main content

TypeError: this.props.handleLogin is not a function

import React, { Component } from "react";
class Login extends Component {
    constructor() {
        super();
        this.handleSubmitLogin = this.handleSubmitLogin.bind(this);
        this.state = {
            username: "",
            password: "",
            signupEmail: "",
            signupPassword: "",
            account: {},
        }
    }

    handleChange = (e) => {
        this.setState({[e.target.name]: e.target.value});
    }

    handleSubmitLogin = (e) => {
        e.preventDefault();

        fetch('/rest/login', {
            method: 'POST',
            redirect: 'follow',
            headers: {
                'Content-Type': 'application/json'
            },
            body: JSON.stringify({
                username: this.state.username,
                password: this.state.password,
            })
        }).then(response => {

            if (response.status === 401) {
            alert("Wrong combination, please try again");
            window.location.href =  'http://localhost:3000/login';
            
            }
            else if (response.status === 201)
            {
                this.props.handleLogin();
                this.props.history.push(`/dashboard/${this.state.username}`, {state: this.state.username});

            }
            })
           .catch(function(error) {
            
                alert(error);
            });
        }

    render() {
     const username = this.state.username;
     const password = this.state.password;
     return ( 
    <div>
     <div style=>
        <div style={appStyle}>
            <div style={formStyle}>
            <b>Log in</b>
            <br/>
            <br/>
            <form onSubmit={this.handleSubmitLogin}>
                <table border="0">
                    <tbody>
                        <tr>
                            <td>username:</td>
                            <div style={inputStyle}>
                                <input type="username" name="username" size="20" autocorrect="off" spellcheck="false"
                                       autocapitalize="off" value={username} onChange={this.handleChange}/>
                            </div>
                        </tr>
                        <tr>
                            <td>Password:</td>
                            <div style={inputStyle}>
                                <input type="password" name="password" size="20"
                                       required value={password} onChange={this.handleChange}/>
                            </div>
                        </tr>
                    </tbody>
                </table>
                <br/>
                <input style={submitStyle} type="submit" value="Submit"/>
            </form>
            <a href="forgot">Forgot your password?</a>
            <br/>
             <a href="forgotusername">Forgot your username?</a>
            <br/>
            <div>
                Don't have an account? 
                <a href="/signup"> Sign Up Here!</a>
            </div>
            <br/>
            </div>
        </div>
        </div>
        </div>
        );
    }
}

export default Login;

**app.js**
    import Login from "./components/Login";
    class App extends Component {
      constructor(props) {
        super(props);
        this.state = {
          isLoggedIn: false,
        };
        this.handleLogin = this.handleLogin.bind(this);
      }
    
      handleLogin() {
        console.log("in handle login:  ");
        this.setState({
          isLoggedIn: true,
        });
      }
     
    //More Code below 

When the user successfully login, i want to set isLoggedIn to true > with this.props however, this is throws an error. i included the > binding. Any suggestions? I feel like it's just a small error........................................................................... ..........................................................................


Via Active questions tagged javascript - Stack Overflow https://ift.tt/2FdjaAW

Comments

Popular posts from this blog

How to show number of registered users in Laravel based on usertype?

i'm trying to display data from the database in the admin dashboard i used this: <?php use Illuminate\Support\Facades\DB; $users = DB::table('users')->count(); echo $users; ?> and i have successfully get the correct data from the database but what if i want to display a specific data for example in this user table there is "usertype" that specify if the user is normal user or admin i want to user the same code above but to display a specific usertype i tried this: <?php use Illuminate\Support\Facades\DB; $users = DB::table('users')->count()->WHERE usertype =admin; echo $users; ?> but it didn't work, what am i doing wrong? source https://stackoverflow.com/questions/68199726/how-to-show-number-of-registered-users-in-laravel-based-on-usertype

Why is my reports service not connecting?

I am trying to pull some data from a Postgres database using Node.js and node-postures but I can't figure out why my service isn't connecting. my routes/index.js file: const express = require('express'); const router = express.Router(); const ordersCountController = require('../controllers/ordersCountController'); const ordersController = require('../controllers/ordersController'); const weeklyReportsController = require('../controllers/weeklyReportsController'); router.get('/orders_count', ordersCountController); router.get('/orders', ordersController); router.get('/weekly_reports', weeklyReportsController); module.exports = router; My controllers/weeklyReportsController.js file: const weeklyReportsService = require('../services/weeklyReportsService'); const weeklyReportsController = async (req, res) => { try { const data = await weeklyReportsService; res.json({data}) console...

How to split a rinex file if I need 24 hours data

Trying to divide rinex file using the command gfzrnx but getting this error. While doing that getting this error msg 'gfzrnx' is not recognized as an internal or external command Trying to split rinex file using the command gfzrnx. also install'gfzrnx'. my doubt is I need to run this program in 'gfzrnx' or in 'cmdprompt'. I am expecting a rinex file with 24 hrs or 1 day data.I Have 48 hrs data in RINEX format. Please help me to solve this issue. source https://stackoverflow.com/questions/75385367/how-to-split-a-rinex-file-if-i-need-24-hours-data