/**
 * External dependencies
 */
import { __, _n, sprintf } from '@wordpress/i18n';
import { Component, Fragment } from '@wordpress/element';
import { compose } from '@wordpress/compose';
import {
	Button,
	Card,
	CardBody,
	CardFooter,
	FormToggle,
} from '@wordpress/components';
import { withDispatch, withSelect } from '@wordpress/data';
import { keys, get, pickBy } from 'lodash';
import { H, SelectControl, Form, TextControl } from '@woocommerce/components';
import { getSetting } from '@woocommerce/wc-admin-settings';
import {
	ONBOARDING_STORE_NAME,
	PLUGINS_STORE_NAME,
	pluginNames,
	SETTINGS_STORE_NAME,
	OPTIONS_STORE_NAME,
} from '@woocommerce/data';
import { recordEvent } from '@woocommerce/tracks';
import { Text } from '@woocommerce/experimental';

/**
 * Internal dependencies
 */
import { CurrencyContext } from '~/lib/currency-context';
import { createNoticesFromResponse } from '~/lib/notices';
import { extensionBenefits } from '../../data/extension-benefits';
import { sellingVenueOptions } from '../../data/selling-venue-options';
import { platformOptions } from '../../data/platform-options';
import { getRevenueOptions } from '../../data/revenue-options';
import { getProductCountOptions } from '../../data/product-options';

const wcAdminAssetUrl = getSetting( 'wcAdminAssetUrl', '' );

class BusinessDetails extends Component {
	constructor( props ) {
		super();
		const profileItems = get( props, 'profileItems', {} );
		const businessExtensions = get(
			profileItems,
			'business_extensions',
			false
		);

		this.state = {
			isPopoverVisible: false,
		};

		this.initialValues = {
			other_platform: profileItems.other_platform || '',
			other_platform_name: profileItems.other_platform_name || '',
			product_count: profileItems.product_count || '',
			selling_venues: profileItems.selling_venues || '',
			revenue: profileItems.revenue || '',
			'facebook-for-woocommerce': businessExtensions
				? businessExtensions.includes( 'facebook-for-woocommerce' )
				: true,
			'mailchimp-for-woocommerce': businessExtensions
				? businessExtensions.includes( 'mailchimp-for-woocommerce' )
				: true,
			'creative-mail-by-constant-contact': businessExtensions
				? businessExtensions.includes(
						'creative-mail-by-constant-contact'
				  )
				: false,
			'kliken-marketing-for-google': businessExtensions
				? businessExtensions.includes( 'kliken-marketing-for-google' )
				: true,
			mailpoet: businessExtensions
				? businessExtensions.includes( 'mailpoet' )
				: true,
			install_extensions: true,
		};

		this.extensions = [
			'mailpoet',
			'facebook-for-woocommerce',
			'mailchimp-for-woocommerce',
			'kliken-marketing-for-google',
			'creative-mail-by-constant-contact',
		];

		this.onContinue = this.onContinue.bind( this );
		this.validate = this.validate.bind( this );
	}

	onCreativeMailInstallAndActivated() {
		const { updateOptions } = this.props;
		updateOptions( {
			ce4wp_referred_by: {
				plugin: 'woocommerce',
				version: getSetting( 'wcVersion' ),
				time: Math.floor( new Date().getTime() / 1000 ),
				source: 'onboarding',
			},
		} );
	}

	onPostInstallAndActivePlugins( response ) {
		const activated = response.data.activated;
		if ( activated.includes( 'creative-mail-by-constant-contact' ) ) {
			this.onCreativeMailInstallAndActivated();
		}
	}

	async onContinue( values ) {
		const {
			createNotice,
			goToNextStep,
			installAndActivatePlugins,
			updateProfileItems,
		} = this.props;
		const {
			install_extensions: installExtensions,
			other_platform: otherPlatform,
			other_platform_name: otherPlatformName,
			product_count: productCount,
			revenue,
			selling_venues: sellingVenues,
		} = values;
		const businessExtensions = this.getBusinessExtensions( values );
		const { getCurrencyConfig } = this.context;

		recordEvent( 'storeprofiler_store_business_details_continue', {
			product_number: productCount,
			already_selling: sellingVenues,
			currency: getCurrencyConfig().code,
			revenue,
			used_platform: otherPlatform,
			used_platform_name: otherPlatformName,
			install_woocommerce_services: businessExtensions.includes(
				'woocommerce-services'
			),
			install_jetpack: businessExtensions.includes( 'jetpack' ),
			install_facebook: businessExtensions.includes(
				'facebook-for-woocommerce'
			),
			install_mailpoet: businessExtensions.includes( 'mailpoet' ),
			install_mailchimp: businessExtensions.includes(
				'mailchimp-for-woocommerce'
			),
			install_creative_mail: businessExtensions.includes(
				'creative-mail-by-constant-contact'
			),
			install_google_ads: businessExtensions.includes(
				'kliken-marketing-for-google'
			),
			install_extensions: installExtensions,
		} );

		const _updates = {
			other_platform: otherPlatform,
			other_platform_name:
				otherPlatform === 'other' ? otherPlatformName : '',
			product_count: productCount,
			revenue,
			selling_venues: sellingVenues,
			business_extensions: businessExtensions,
		};

		// Remove possible empty values like `revenue` and `other_platform`.
		const updates = {};
		Object.keys( _updates ).forEach( ( key ) => {
			if ( _updates[ key ] !== '' ) {
				updates[ key ] = _updates[ key ];
			}
		} );

		const promises = [
			updateProfileItems( updates ).catch( () => {
				throw new Error();
			} ),
		];

		if ( businessExtensions.length ) {
			promises.push(
				installAndActivatePlugins( businessExtensions )
					.then( ( response ) => {
						createNoticesFromResponse( response );
						this.onPostInstallAndActivePlugins( response );
					} )
					.catch( ( error ) => {
						createNoticesFromResponse( error );
						throw new Error();
					} )
			);
		}

		Promise.all( promises )
			.then( () => {
				goToNextStep();
			} )
			.catch( () => {
				createNotice(
					'error',
					__(
						'There was a problem updating your business details',
						'woocommerce-admin'
					)
				);
			} );
	}

	validate( values ) {
		const errors = {};

		if ( ! values.product_count.length ) {
			errors.product_count = __(
				'This field is required',
				'woocommerce-admin'
			);
		}

		if ( ! values.selling_venues.length ) {
			errors.selling_venues = __(
				'This field is required',
				'woocommerce-admin'
			);
		}

		if (
			! values.other_platform.length &&
			[ 'other', 'brick-mortar-other' ].includes( values.selling_venues )
		) {
			errors.other_platform = __(
				'This field is required',
				'woocommerce-admin'
			);
		}

		if (
			! values.other_platform_name &&
			values.other_platform === 'other' &&
			[ 'other', 'brick-mortar-other' ].includes( values.selling_venues )
		) {
			errors.other_platform_name = __(
				'This field is required',
				'woocommerce-admin'
			);
		}

		if (
			! values.revenue.length &&
			[
				'other',
				'brick-mortar',
				'brick-mortar-other',
				'other-woocommerce',
			].includes( values.selling_venues )
		) {
			errors.revenue = __(
				'This field is required',
				'woocommerce-admin'
			);
		}

		return errors;
	}

	getBusinessExtensions( values ) {
		if ( values.selling_venues === '' ) {
			return [];
		}

		return keys( pickBy( values ) ).filter( ( name ) =>
			this.extensions.includes( name )
		);
	}

	renderBusinessExtensionHelpText( values ) {
		const { isInstallingActivating } = this.props;
		const extensions = this.getBusinessExtensions( values );

		if ( extensions.length === 0 ) {
			return null;
		}

		const extensionsList = extensions
			.map( ( extension ) => {
				return pluginNames[ extension ];
			} )
			.join( ', ' );

		if ( isInstallingActivating ) {
			return (
				<Text variant="caption" as="p">
					{ sprintf(
						_n(
							'Installing the following plugin: %s',
							'Installing the following plugins: %s',
							extensions.length,
							'woocommerce-admin'
						),
						extensionsList
					) }
				</Text>
			);
		}
		return (
			<div className="woocommerce-profile-wizard__footnote">
				<Text variant="caption" as="p">
					{ sprintf(
						_n(
							'The following plugin will be installed for free: %s.',
							'The following plugins will be installed for free: %s.',
							extensions.length,
							'woocommerce-admin'
						),
						extensionsList
					) }
				</Text>
			</div>
		);
	}

	renderBusinessExtensions( values, getInputProps ) {
		// Show extensions when the currently selling elsewhere checkbox has been answered.
		if ( values.selling_venues === '' ) {
			return null;
		}

		return (
			<div>
				{ extensionBenefits.map( ( benefit ) => (
					<div
						className="woocommerce-profile-wizard__benefit"
						key={ benefit.title }
					>
						<div className="woocommerce-profile-wizard__business-extension">
							<img
								src={ wcAdminAssetUrl + benefit.icon }
								alt=""
							/>
						</div>
						<div className="woocommerce-profile-wizard__benefit-content">
							<H className="woocommerce-profile-wizard__benefit-title">
								{ benefit.title }
							</H>
							<p>{ benefit.description }</p>
						</div>
						<div className="woocommerce-profile-wizard__benefit-toggle">
							<FormToggle
								checked={ values[ benefit.slug ] }
								{ ...getInputProps( benefit.slug ) }
							/>
						</div>
					</div>
				) ) }
			</div>
		);
	}

	render() {
		const {
			goToNextStep,
			isInstallingActivating,
			hasInstallActivateError,
			isUpdatingProfileItems,
		} = this.props;
		const { formatAmount, getCurrencyConfig } = this.context;

		const productCountOptions = getProductCountOptions(
			getCurrencyConfig()
		);

		const revenueOptions = getRevenueOptions(
			getCurrencyConfig(),
			this.props.settings.woocommerce_default_country,
			formatAmount
		);

		return (
			<Form
				initialValues={ this.initialValues }
				onSubmitCallback={ this.onContinue }
				validate={ this.validate }
			>
				{ ( { getInputProps, handleSubmit, values, isValidForm } ) => {
					const businessExtensions = this.renderBusinessExtensions(
						values,
						getInputProps
					);

					return (
						<Fragment>
							<div className="woocommerce-profile-wizard__step-header">
								<Text variant="title.small" as="h2">
									{ __(
										'Tell us about your business',
										'woocommerce-admin'
									) }
								</Text>
								<Text variant="body">
									{ __(
										"We'd love to know if you are just getting started or you already have a business in place.",
										'woocommerce-admin'
									) }
								</Text>
							</div>
							<Card>
								<CardBody>
									<SelectControl
										label={ __(
											'How many products do you plan to display?',
											'woocommerce-admin'
										) }
										options={ productCountOptions }
										required
										{ ...getInputProps( 'product_count' ) }
									/>

									<SelectControl
										label={ __(
											'Currently selling elsewhere?',
											'woocommerce-admin'
										) }
										options={ sellingVenueOptions }
										required
										{ ...getInputProps( 'selling_venues' ) }
									/>

									{ [
										'other',
										'brick-mortar',
										'brick-mortar-other',
										'other-woocommerce',
									].includes( values.selling_venues ) && (
										<SelectControl
											label={ __(
												"What's your current annual revenue?",
												'woocommerce-admin'
											) }
											options={ revenueOptions }
											required
											{ ...getInputProps( 'revenue' ) }
										/>
									) }

									{ [
										'other',
										'brick-mortar-other',
									].includes( values.selling_venues ) && (
										<Fragment>
											<div className="business-competitors">
												<SelectControl
													label={ __(
														'Which platform is the store using?',
														'woocommerce-admin'
													) }
													options={ platformOptions }
													required
													{ ...getInputProps(
														'other_platform'
													) }
												/>
												{ values.other_platform ===
													'other' && (
													<TextControl
														label={ __(
															'What is the platform name?',
															'woocommerce-admin'
														) }
														required
														{ ...getInputProps(
															'other_platform_name'
														) }
													/>
												) }
											</div>
										</Fragment>
									) }
								</CardBody>
								{ businessExtensions && (
									<CardFooter>
										{ businessExtensions }
									</CardFooter>
								) }
								<CardFooter justify="center">
									<Button
										isPrimary
										onClick={ handleSubmit }
										disabled={
											! isValidForm ||
											isUpdatingProfileItems ||
											isInstallingActivating
										}
										isBusy={ isInstallingActivating }
									>
										{ ! hasInstallActivateError
											? __(
													'Continue',
													'woocommerce-admin'
											  )
											: __(
													'Retry',
													'woocommerce-admin'
											  ) }
									</Button>
									{ hasInstallActivateError && (
										<Button
											onClick={ () => goToNextStep() }
										>
											{ __(
												'Continue without installing',
												'woocommerce-admin'
											) }
										</Button>
									) }
								</CardFooter>
							</Card>

							{ this.renderBusinessExtensionHelpText( values ) }
						</Fragment>
					);
				} }
			</Form>
		);
	}
}

BusinessDetails.contextType = CurrencyContext;

export const BusinessDetailsStepWithExtensionList = compose(
	withSelect( ( select ) => {
		const {
			getSettings,
			getSettingsError,
			isUpdateSettingsRequesting,
		} = select( SETTINGS_STORE_NAME );
		const {
			getProfileItems,
			getOnboardingError,
			isOnboardingRequesting,
		} = select( ONBOARDING_STORE_NAME );
		const { getPluginsError, isPluginsRequesting } = select(
			PLUGINS_STORE_NAME
		);
		const { general: settings = {} } = getSettings( 'general' );

		return {
			hasInstallActivateError:
				getPluginsError( 'installPlugins' ) ||
				getPluginsError( 'activatePlugins' ),
			isError: Boolean( getOnboardingError( 'updateProfileItems' ) ),
			profileItems: getProfileItems(),
			isSettingsError: Boolean( getSettingsError( 'general' ) ),
			settings,
			isUpdatingProfileItems:
				isOnboardingRequesting( 'updateProfileItems' ) ||
				isUpdateSettingsRequesting( 'general' ),
			isInstallingActivating:
				isPluginsRequesting( 'installPlugins' ) ||
				isPluginsRequesting( 'activatePlugins' ) ||
				isPluginsRequesting( 'getJetpackConnectUrl' ),
		};
	} ),
	withDispatch( ( dispatch ) => {
		const { updateProfileItems } = dispatch( ONBOARDING_STORE_NAME );
		const { installAndActivatePlugins } = dispatch( PLUGINS_STORE_NAME );
		const { createNotice } = dispatch( 'core/notices' );
		const { updateOptions } = dispatch( OPTIONS_STORE_NAME );

		return {
			createNotice,
			installAndActivatePlugins,
			updateProfileItems,
			updateOptions,
		};
	} )
)( BusinessDetails );