//Lib
import { toast } from 'react-toastify';
import 'react-toastify/dist/ReactToastify.css';
import classes from '../UserSettings.module.css';
import { useState } from 'react';
import { useForm } from 'react-hook-form';
import { SpinnerDotted } from 'spinners-react';

//Components
import Error from '../../../Components/UI/Error/Error';
import Info from '../../../Components/UI/Info/Info';

export default function UsernameSettings(props) {
    //Var
    const toastOptions = {
        position: 'top-right',
        autoClose: 8000,
        hideProgressBar: false,
        closeOnClick: true,
        pauseOnHover: true,
        draggable: true,
        progress: undefined,
    };

    const {
        register,
        handleSubmit,
        reset,
        formState: { errors, isSubmitting, isValid },
    } = useForm({ mode: 'onChange' });

    ////State
    const [isLoading, setIsLoading] = useState(false);
    const [error, setError] = useState();
    const [info, setInfo] = useState(false);

    ////Functions
    //Form submit Handler for ADD a repo
    const formSubmitHandler = async (data) => {
        //Remove old error
        setError();
        //Loading button on submit to avoid multiple send.
        setIsLoading(true);
        //POST API to update the username
        try {
            const response = await fetch('/api/account/updateUsername', {
                method: 'PUT',
                headers: {
                    'Content-type': 'application/json',
                },
                body: JSON.stringify(data),
            });
            const result = await response.json();

            if (!response.ok) {
                setIsLoading(false);
                reset();
                setError(result.message);
                setTimeout(() => setError(), 4000);
            } else {
                reset();
                setIsLoading(false);
                setInfo(true);
                toast.success('Username edited !', toastOptions);
            }
        } catch (error) {
            reset();
            setIsLoading(false);
            setError("Can't update your username. Contact your administrator.");
            setTimeout(() => setError(), 4000);
        }
    };
    return (
        <>
            {/* Username */}
            <div className={classes.containerSetting}>
                <div className={classes.settingCategory}>
                    <h2>Username</h2>
                </div>
                <div className={classes.setting}>
                    <div className={classes.bwFormWrapper}>
                        {info ? (
                            //For local JWTs (cookie) without an OAuth provider, Next-Auth does not allow
                            //at the time this code is written to refresh client-side session information
                            //without triggering a logout.
                            //I chose to inform the user to reconnect rather than force logout.
                            <Info message='Please, logout to update your session.' />
                        ) : (
                            <form
                                onSubmit={handleSubmit(formSubmitHandler)}
                                className={
                                    classes.bwForm +
                                    ' ' +
                                    classes.currentSetting
                                }
                            >
                                <p>
                                    {error && <Error message={error} />}
                                    <input
                                        type='text'
                                        placeholder={props.username}
                                        {...register('username', {
                                            required: 'A username is required.',
                                            pattern: {
                                                value: /^[a-z]{5,15}$/,
                                                message:
                                                    'Only a-z characters are allowed.',
                                            },
                                            maxLength: {
                                                value: 10,
                                                message: '15 characters max.',
                                            },
                                            minLength: {
                                                value: 5,
                                                message: '5 characters min.',
                                            },
                                        })}
                                    />
                                    {errors.username && (
                                        <small className={classes.errorMessage}>
                                            {errors.username.message}
                                        </small>
                                    )}
                                </p>
                                <button
                                    className={classes.AccountSettingsButton}
                                    disabled={!isValid || isSubmitting}
                                >
                                    {isLoading ? (
                                        <SpinnerDotted
                                            size={20}
                                            thickness={150}
                                            speed={100}
                                            color='#fff'
                                        />
                                    ) : (
                                        'Update your username'
                                    )}
                                </button>
                            </form>
                        )}
                    </div>
                </div>
            </div>
        </>
    );
}