//Lib
import { useEffect } from 'react';
import classes from '../../UserSettings.module.css';
import { useState } from 'react';
import { SpinnerCircularFixed } from 'spinners-react';
import { useForm } from 'react-hook-form';

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

export default function AppriseURLs() {
    //Var
    const {
        register,
        handleSubmit,
        formState: { errors },
    } = useForm({ mode: 'onBlur' });

    ////State
    const [formIsLoading, setFormIsLoading] = useState(false);
    const [urlsFormIsSaved, setUrlsFormIsSaved] = useState(false);
    const [appriseServicesList, setAppriseServicesList] = useState();
    const [error, setError] = useState();

    ////LifeCycle
    //Component did mount
    useEffect(() => {
        //Initial fetch to build the list of Apprise Services enabled
        const getAppriseServices = async () => {
            try {
                const response = await fetch(
                    '/api/account/getAppriseServices',
                    {
                        method: 'GET',
                        headers: {
                            'Content-type': 'application/json',
                        },
                    }
                );
                let servicesArray = (await response.json()).appriseServices;
                const AppriseServicesListToText = () => {
                    let list = '';
                    for (let service of servicesArray) {
                        list += service + '\n';
                    }
                    return list;
                };
                setAppriseServicesList(AppriseServicesListToText());
            } catch (error) {
                console.log('Fetching Apprise services list failed.');
            }
        };
        getAppriseServices();
    }, []);

    ////Functions
    //Form submit handler to modify Apprise services
    const urlsFormSubmitHandler = async (data) => {
        //Remove old error
        setError();
        //Loading button on submit to avoid multiple send.
        setFormIsLoading(true);
        //POST API to update Apprise Services
        try {
            const response = await fetch('/api/account/updateAppriseServices', {
                method: 'PUT',
                headers: {
                    'Content-type': 'application/json',
                },
                body: JSON.stringify(data),
            });
            const result = await response.json();

            if (!response.ok) {
                setFormIsLoading(false);
                setError(result.message);
                setTimeout(() => setError(), 4000);
            } else {
                setFormIsLoading(false);
                setUrlsFormIsSaved(true);
                setTimeout(() => setUrlsFormIsSaved(false), 3000);
            }
        } catch (error) {
            setFormIsLoading(false);
            setError(
                'Failed to update your services. Contact your administrator.'
            );
            setTimeout(() => {
                setError();
            }, 4000);
        }
    };

    return (
        <>
            {/* APPRISE SERVICES URLS */}
            <div className={classes.headerFormAppriseUrls}>
                <div style={{ marginRight: '10px' }}>Apprise URLs</div>
                {error && <Error message={error} />}
                <div style={{ display: 'flex' }}>
                    {formIsLoading && (
                        <SpinnerCircularFixed
                            size={18}
                            thickness={150}
                            speed={150}
                            color='#704dff'
                            secondaryColor='#c3b6fa'
                        />
                    )}
                    {urlsFormIsSaved && (
                        <div className={classes.formIsSavedMessage}>
                            ✅ Apprise configuration has been saved.
                        </div>
                    )}
                </div>
            </div>
            <form
                onBlur={handleSubmit(urlsFormSubmitHandler)}
                className={classes.bwForm + ' ' + classes.currentSetting}
            >
                <textarea
                    style={{ height: '100px' }}
                    type='text'
                    placeholder={
                        'matrixs://{user}:{password}@{matrixhost}\ndiscord://{WebhookID}/{WebhookToken}\nmmosts://user@hostname/authkey'
                    }
                    defaultValue={appriseServicesList}
                    {...register('appriseURLs', {
                        pattern: {
                            value: /^.+:\/\/.+$/gm,
                            message: 'Invalid URLs format.',
                        },
                    })}
                />
                {errors.appriseURLs && (
                    <small className={classes.errorMessage}>
                        {errors.appriseURLs.message}
                    </small>
                )}
            </form>
            <div
                style={{
                    color: '#6c737f',
                    fontSize: '0.875rem',
                    marginBottom: '20px',
                }}
            >
                Use{' '}
                <a
                    style={{
                        color: '#6d4aff',
                        textDecoration: 'none',
                    }}
                    href='https://github.com/caronc/apprise#supported-notifications'
                    rel='noreferrer'
                >
                    Apprise URLs
                </a>{' '}
                to send a notification to any service. Only one URL per line.
            </div>
        </>
    );
}