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Demo-Authenticator: Login, Logout bằng Token

Author: admin - Posted: 30/06/21 - Update: 30/06/21

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>ReactJS</title>
    <style>
        table {
            border-collapse: collapse;
        }

        th,
        td {
            padding: 0 0.5rem;
            border: 1px solid black;
        }
    </style>
</head>

<body>
    <div id="root"></div>
    <script crossorigin src="https://unpkg.com/react@17/umd/react.development.js"></script>
    <script crossorigin src="https://unpkg.com/react-dom@17/umd/react-dom.development.js"></script>
    <script src="https://unpkg.com/babel-standalone@6/babel.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/redux/4.1.0/redux.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/react-redux/7.2.4/react-redux.js"></script>

    <script src="https://cdn.jsdelivr.net/npm/@reduxjs/toolkit@1.6.0/dist/redux-toolkit.umd.min.js"></script>


    <!-- =========== slices/auth_slice.js =========== -->
    <script>
        const authSlice = RTK.createSlice({
            name: 'authSlice',
            initialState: {
                info: {},
                token: { accessToken: null, expirationTime: null },
                loading: false
            },
            reducers: {
                action_loginRequest(state, action) {
                    state.loading = true;
                },
                action_loginSuccess(state, action) {
                    state.token = action.payload;
                    state.loading = false;
                },
                action_logout(state, action) {
                    state.token = {};
                    state.info = {};
                },
                action_getInfoRequest(state, action) {
                    state.loading = true;
                },
                action_setInfoUser(state, action) {
                    state.info = {
                        name: action.payload.name,
                        phone: action.payload.phone,
                    }
                    state.loading = false;
                }
            }
        })

        const auth_reducer = authSlice.reducer;
        const { action_loginRequest, action_loginSuccess, action_logout, action_getInfoRequest, action_setInfoUser } = authSlice.actions;
    </script>

    <!-- =========== src/api/authAPI =========== -->
    <script type="text/babel">
        //Đăng nhập chỉ để lấy token
        const api_login = ({ username, password }) => async (dispatch) => {
            try {
                dispatch(action_loginRequest());
                let url = "https://learn-api.jmaster.io:8443/api/login";
                let config = {
                    method: 'POST',
                    headers: new Headers({
                        'Content-Type': "application/x-www-form-urlencoded",
                        'Cookie': "",
                    }),
                    body: new URLSearchParams({
                        'username': username,
                        'password': password,
                    }),
                    redirect: 'follow'
                };
                let response = await fetch(url, config);
                let responseJSON = await response.json();
                dispatch(action_loginSuccess(responseJSON));
            } catch (err) {
                console.log(err);
            }
        }

        //Dùng token để get thông tin user
        const api_getUser = (token) => async (dispatch) => {
            try {
                dispatch(action_getInfoRequest());
                let url = 'https://learn-api.jmaster.io:8443/api/member/me';
                let config = {
                    method: 'GET',
                    headers: new Headers({
                        'Authorization': "Bearer " + token,
                        'Content-Type': "application/x-www-form-urlencoded",
                        'Cookie': "",
                    }),
                    redirect: 'follow'
                };

                let response = await fetch(url, config);
                let responseJSON = await response.json();
                dispatch(action_setInfoUser(responseJSON));
            } catch (err) {
                console.log(err);
            }
        }
    </script>

    <!-- =========== src/store.js =========== -->
    <script type="text/babel">
        const store = RTK.configureStore({
            reducer: {
                auth: auth_reducer,
            }
        })
    </script>

    <!-- =========== components/App.js =========== -->
    <script type="text/babel">
        function Login(props) {
            const auth = ReactRedux.useSelector(state => state.auth);
            const dispatch = ReactRedux.useDispatch();

            const [username, setUsername] = React.useState('0123456789');
            const [password, setPassword] = React.useState('123456');

            return (
                <div>
                    <input value={username} onChange={e => { setUsername(e.target.value) }} /> <br />
                    <input
                        type="password" value={password}
                        onChange={e => { setPassword(e.target.value) }}
                    /> <br />
                    <button onClick={e => { dispatch(api_login({ username, password })) }}>Login</button>
                    {auth.loading && <img src="http://www.vitinhdaivu.com/assets/imgs/ajax-loader.gif" width="18px" />}
                </div>
            );
        }

        function Profile(props) {
            const auth = ReactRedux.useSelector(state => state.auth);
            const dispatch = ReactRedux.useDispatch();
            React.useEffect(() => {
                dispatch(api_getUser(auth.token.accessToken));
            }, [])

            return (
                <div>
                    <p>Name: {auth.loading ? <img src="http://www.vitinhdaivu.com/assets/imgs/ajax-loader.gif" width="18px" /> : auth.info.name}</p>
                    <p>Phone: {auth.loading ? <img src="http://www.vitinhdaivu.com/assets/imgs/ajax-loader.gif" width="18px" /> : auth.info.phone}</p>
                    <button onClick={() => { dispatch(action_logout()) }}>Logout</button>
                </div>
            )
        }

        function App(props) {
            const auth = ReactRedux.useSelector(state => state.auth);
            return (
                // Nếu có token thì dùng token lấy thông tin, nếu không thì phải đăng nhập
                <div>
                    <p>Token: {JSON.stringify(auth.token, null, '\t')}</p>
                    {auth.token.accessToken ? <Profile /> : <Login />}
                </div>
            );
        }
    </script>

    <!-- =========== src/index.js =========== -->
    <script type="text/babel">
        const Provider = ReactRedux.Provider;
        ReactDOM.render(
            <Provider store={store}>
                <App />
            </Provider>,
            document.getElementById('root')
        );
    </script>
</body>

</html>

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<!DOCTYPE html>

<head>

<title>ReactJS</title>

<style>

table {

border-collapse: collapse;

}

th,

td {

padding: 0 0.5rem;

border: 1px solid black;

}

</style>

</head>

<body>

const authSlice = RTK.createSlice({

name: 'authSlice',

initialState: {

info: {},

token: { accessToken: null, expirationTime: null },

loading: false

reducers: {

action_loginRequest(state, action) {

state.loading = true;

action_loginSuccess(state, action) {

state.token = action.payload;

state.loading = false;

action_logout(state, action) {

state.token = {};

state.info = {};

action_getInfoRequest(state, action) {

state.loading = true;

action_setInfoUser(state, action) {

state.info = {

name: action.payload.name,

phone: action.payload.phone,

}

state.loading = false;

}

})

const auth_reducer = authSlice.reducer;

const { action_loginRequest, action_loginSuccess, action_logout, action_getInfoRequest, action_setInfoUser } = authSlice.actions;

</script>

//Đăng nhập chỉ để lấy token

const api_login = ({ username, password }) => async (dispatch) => {

try {

dispatch(action_loginRequest());

let url = "https://learn-api.jmaster.io:8443/api/login";

let config = {

method: 'POST',

headers: new Headers({

'Content-Type': "application/x-www-form-urlencoded",

'Cookie': "",

}),

body: new URLSearchParams({

'username': username,

'password': password,

}),

redirect: 'follow'

};

let response = await fetch(url, config);

let responseJSON = await response.json();

dispatch(action_loginSuccess(responseJSON));

} catch (err) {

console.log(err);

}

//Dùng token để get thông tin user

const api_getUser = (token) => async (dispatch) => {

try {

dispatch(action_getInfoRequest());

let url = 'https://learn-api.jmaster.io:8443/api/member/me';

let config = {

method: 'GET',

headers: new Headers({

'Authorization': "Bearer " + token,

'Content-Type': "application/x-www-form-urlencoded",

'Cookie': "",

}),

redirect: 'follow'

};

let response = await fetch(url, config);

let responseJSON = await response.json();

dispatch(action_setInfoUser(responseJSON));

} catch (err) {

console.log(err);

}

</script>

const store = RTK.configureStore({

reducer: {

auth: auth_reducer,

}

})

</script>

function Login(props) {

const auth = ReactRedux.useSelector(state => state.auth);

const dispatch = ReactRedux.useDispatch();

const [username, setUsername] = React.useState('0123456789');

const [password, setPassword] = React.useState('123456');

return (

<div>

<input value={username} onChange={e => { setUsername(e.target.value) }} /> <br />

<input

type="password" value={password}

onChange={e => { setPassword(e.target.value) }}

/> <br />

<button onClick={e => { dispatch(api_login({ username, password })) }}>Login</button>

{auth.loading && <img src="http://www.vitinhdaivu.com/assets/imgs/ajax-loader.gif" width="18px" />}

</div>

);

}

function Profile(props) {

const auth = ReactRedux.useSelector(state => state.auth);

const dispatch = ReactRedux.useDispatch();

React.useEffect(() => {

dispatch(api_getUser(auth.token.accessToken));

}, [])

return (

<div>

<p>Name: {auth.loading ? <img src="http://www.vitinhdaivu.com/assets/imgs/ajax-loader.gif" width="18px" /> : auth.info.name}</p>

<p>Phone: {auth.loading ? <img src="http://www.vitinhdaivu.com/assets/imgs/ajax-loader.gif" width="18px" /> : auth.info.phone}</p>

<button onClick={() => { dispatch(action_logout()) }}>Logout</button>

</div>

)

}

function App(props) {

const auth = ReactRedux.useSelector(state => state.auth);

return (

// Nếu có token thì dùng token lấy thông tin, nếu không thì phải đăng nhập

<div>

<p>Token: {JSON.stringify(auth.token, null, '\t')}</p>

{auth.token.accessToken ? <Profile /> : <Login />}

</div>

);

}

</script>

const Provider = ReactRedux.Provider;

ReactDOM.render(

<App />

</Provider>,

document.getElementById('root')

);

</script>

</body>

</html>

ReactJS old

ReactJS – 2: Props và State