/**
 * External dependencies
 */
import { __ } from '@wordpress/i18n';
import { Component } from '@wordpress/element';
import { compose } from '@wordpress/compose';
import { withDispatch, withSelect } from '@wordpress/data';
import interpolateComponents from 'interpolate-components';
import {
	Button,
	CheckboxControl,
	FormToggle,
	Modal,
} from '@wordpress/components';

/**
 * WooCommerce dependencies
 */
import { OPTIONS_STORE_NAME } from '@woocommerce/data';

/**
 * Internal dependencies
 */
import { Link } from '@woocommerce/components';

class UsageModal extends Component {
	constructor( props ) {
		super( props );
		this.state = {
			allowTracking: props.allowTracking,
			isLoadingScripts: false,
		};

		this.onTrackingChange = this.onTrackingChange.bind( this );
	}

	onTrackingChange() {
		this.setState( {
			allowTracking: ! this.state.allowTracking,
		} );
	}

	async componentDidUpdate( prevProps, prevState ) {
		const {
			hasErrors,
			isRequesting,
			onClose,
			onContinue,
			createNotice,
		} = this.props;
		const { isLoadingScripts } = this.state;
		const isRequestSuccessful =
			! isRequesting &&
			! isLoadingScripts &&
			( prevProps.isRequesting || prevState.isLoadingScripts ) &&
			! hasErrors;
		const isRequestError =
			! isRequesting && prevProps.isRequesting && hasErrors;

		if ( isRequestSuccessful ) {
			onClose();
			onContinue();
		}

		if ( isRequestError ) {
			createNotice(
				'error',
				__(
					'There was a problem updating your preferences.',
					'woocommerce-admin'
				)
			);
			onClose();
		}
	}

	updateTracking() {
		const { allowTracking } = this.state;
		const { updateOptions } = this.props;

		if ( allowTracking && typeof window.wcTracks.enable === 'function' ) {
			this.setState( { isLoadingScripts: true } );
			window.wcTracks.enable( () => {
				this.setState( { isLoadingScripts: false } );
			} );
		} else if ( ! allowTracking ) {
			window.wcTracks.isEnabled = false;
		}

		const trackingValue = allowTracking ? 'yes' : 'no';
		updateOptions( {
			woocommerce_allow_tracking: trackingValue,
		} );
	}

	render() {
		// Bail if site has already opted in to tracking
		if ( this.props.allowTracking ) {
			const { onClose, onContinue } = this.props;
			onClose();
			onContinue();
			return null;
		}

		const { allowTracking } = this.state;
		const { isRequesting } = this.props;
		const trackingMessage = interpolateComponents( {
			mixedString: __(
				'Get improved features and faster fixes by sharing non-sensitive data via {{link}}usage tracking{{/link}} ' +
					'that shows us how WooCommerce is used. No personal data is tracked or stored.',
				'woocommerce-admin'
			),
			components: {
				link: (
					<Link
						href="https://woocommerce.com/usage-tracking"
						target="_blank"
						type="external"
					/>
				),
			},
		} );

		return (
			<Modal
				title={ __(
					'Build a better WooCommerce',
					'woocommerce-admin'
				) }
				onRequestClose={ () => this.props.onClose() }
				className="woocommerce-profile-wizard__usage-modal"
			>
				<div className="woocommerce-profile-wizard__usage-wrapper">
					<div className="woocommerce-profile-wizard__usage-modal-message">
						{ trackingMessage }
					</div>
					<div className="woocommerce-profile-wizard__tracking">
						<CheckboxControl
							className="woocommerce-profile-wizard__tracking-checkbox"
							checked={ allowTracking }
							label={ __(
								'Yes, count me in!',
								'woocommerce-admin'
							) }
							onChange={ this.onTrackingChange }
						/>

						<FormToggle
							aria-hidden="true"
							checked={ allowTracking }
							onChange={ this.onTrackingChange }
							onClick={ ( e ) => e.stopPropagation() }
							tabIndex="-1"
						/>
					</div>
					<Button
						isPrimary
						isBusy={ isRequesting }
						onClick={ () => this.updateTracking() }
					>
						{ __( 'Continue', 'woocommerce-admin' ) }
					</Button>
				</div>
			</Modal>
		);
	}
}

export default compose(
	withSelect( ( select ) => {
		const {
			getOption,
			getOptionsUpdatingError,
			isOptionsUpdating,
		} = select( OPTIONS_STORE_NAME );

		const allowTracking =
			getOption( 'woocommerce_allow_tracking' ) === 'yes';
		const isRequesting = Boolean( isOptionsUpdating() );
		const hasErrors = Boolean( getOptionsUpdatingError() );

		return {
			allowTracking,
			isRequesting,
			hasErrors,
		};
	} ),
	withDispatch( ( dispatch ) => {
		const { createNotice } = dispatch( 'core/notices' );
		const { updateOptions } = dispatch( OPTIONS_STORE_NAME );

		return {
			createNotice,
			updateOptions,
		};
	} )
)( UsageModal );