/** @format */
/**
 * External dependencies
 */
import { __, _n } from '@wordpress/i18n';
import { Component } from '@wordpress/element';
import { compose } from '@wordpress/compose';
import { withSelect } from '@wordpress/data';
import { get, map, orderBy } from 'lodash';

/**
 * WooCommerce dependencies
 */
import { Link, TableCard } from '@woocommerce/components';
import { formatCurrency, getCurrencyFormatDecimal } from '@woocommerce/currency';
import { onQueryChange } from '@woocommerce/navigation';

/**
 * Internal dependencies
 */
import ReportError from 'analytics/components/report-error';
import { getReportChartData, getReportTableData } from 'store/reports/utils';

class TaxesReportTable extends Component {
	getHeadersContent() {
		return [
			{
				label: __( 'Tax Code', 'wc-admin' ),
				// @TODO it should be the tax code, not the ID
				key: 'tax_rate_id',
				required: true,
				isLeftAligned: true,
				isSortable: true,
			},
			{
				label: __( 'Rate', 'wc-admin' ),
				key: 'rate',
				isSortable: true,
				isNumeric: true,
			},
			{
				label: __( 'Total Tax', 'wc-admin' ),
				key: 'total_tax',
				isSortable: true,
			},
			{
				label: __( 'Order Tax', 'wc-admin' ),
				key: 'order_tax',
				isSortable: true,
			},
			{
				label: __( 'Shipping Tax', 'wc-admin' ),
				key: 'shipping_tax',
				isSortable: true,
			},
			{
				label: __( 'Orders', 'wc-admin' ),
				key: 'orders_count',
				required: true,
				defaultSort: true,
				isSortable: true,
				isNumeric: true,
			},
		];
	}

	getRowsContent( taxes ) {
		return map( taxes, tax => {
			const { order_tax, orders_count, tax_rate_id, total_tax, shipping_tax } = tax;

			// @TODO must link to the tax detail report
			const taxLink = (
				<Link href="" type="wc-admin">
					{ tax_rate_id }
				</Link>
			);

			return [
				// @TODO it should be the tax code, not the tax ID
				{
					display: taxLink,
					value: tax_rate_id,
				},
				{
					// @TODO add `rate` once it's returned by the API
					display: '',
					value: '',
				},
				{
					display: formatCurrency( total_tax ),
					value: getCurrencyFormatDecimal( total_tax ),
				},
				{
					display: formatCurrency( order_tax ),
					value: getCurrencyFormatDecimal( order_tax ),
				},
				{
					display: formatCurrency( shipping_tax ),
					value: getCurrencyFormatDecimal( shipping_tax ),
				},
				{
					display: orders_count,
					value: orders_count,
				},
			];
		} );
	}

	getSummary( totals ) {
		if ( ! totals ) {
			return [];
		}
		// @TODO the number of total rows should come from the API
		const totalRows = 0;
		return [
			{
				label: _n( 'tax code', 'tax codes', totalRows, 'wc-admin' ),
				value: totalRows,
			},
			{
				label: __( 'total tax', 'wc-admin' ),
				value: formatCurrency( totals.total_tax ),
			},
			{
				label: __( 'order tax', 'wc-admin' ),
				value: formatCurrency( totals.order_tax ),
			},
			{
				label: __( 'shipping tax', 'wc-admin' ),
				value: formatCurrency( totals.shipping_tax ),
			},
			{
				label: _n( 'order', 'orders', totals.orders_count, 'wc-admin' ),
				value: totals.orders_count,
			},
		];
	}

	render() {
		const { primaryData, tableData } = this.props;
		const { items, query } = tableData;

		const isError = tableData.isError || primaryData.isError;

		if ( isError ) {
			return <ReportError isError />;
		}

		const isRequesting = tableData.isLoading || primaryData.isRequesting;

		const headers = this.getHeadersContent();
		const orderedTaxes = orderBy( items, query.orderby, query.order );
		const rows = this.getRowsContent( orderedTaxes );
		const totalRows = get( primaryData, [ 'data', 'totals', 'taxes_count' ], items.length );
		const summary = primaryData.data.totals ? this.getSummary( primaryData.data.totals ) : null;

		return (
			<TableCard
				title={ __( 'Taxes', 'wc-admin' ) }
				compareBy={ 'taxes' }
				ids={ orderedTaxes.map( tax => tax.tax_rate_id ) }
				rows={ rows }
				totalRows={ totalRows }
				rowsPerPage={ query.per_page }
				headers={ headers }
				isLoading={ isRequesting }
				onQueryChange={ onQueryChange }
				query={ query }
				summary={ summary }
				downloadable
			/>
		);
	}
}

export default compose(
	withSelect( ( select, props ) => {
		const { query } = props;
		const primaryData = getReportChartData( 'taxes', 'primary', query, select );
		const tableData = getReportTableData( 'taxes', query, select );

		return {
			primaryData,
			tableData,
		};
	} )
)( TaxesReportTable );