/**
 * External dependencies
 *
 * @format
 */
import { mount, shallow } from 'enzyme';

/**
 * WooCommerce dependencies
 */
import { formatCurrency, getCurrencyFormatDecimal } from '@woocommerce/currency';
import { numberFormat } from '@woocommerce/number';

/**
 * Internal dependencies
 */
import { Leaderboard } from '../';
import mockData from '../__mocks__/top-selling-products-mock-data';

const rows = mockData.map( row => {
	const { name, items_sold, net_revenue, orders_count } = row;
	return [
		{
			display: '<a href="#">' + name + '</a>',
			value: name,
		},
		{
			display: numberFormat( items_sold ),
			value: items_sold,
		},
		{
			display: numberFormat( orders_count ),
			value: orders_count,
		},
		{
			display: formatCurrency( net_revenue ),
			value: getCurrencyFormatDecimal( net_revenue ),
		},
	];
} );

const headers = [
	{
		label: 'Name',
	},
	{
		label: 'Items Sold',
	},
	{
		label: 'Orders Count',
	},
	{
		label: 'Net Revenue',
	},
];

describe( 'Leaderboard', () => {
	test( 'should render empty message when there are no rows', () => {
		const leaderboard = shallow(
			<Leaderboard id="products" title={ '' } headers={ [] } rows={ [] } totalRows={ 5 } />
		);

		expect( leaderboard.find( 'EmptyTable' ).length ).toBe( 1 );
	} );

	test( 'should render correct data in the table', () => {
		const leaderboard = mount(
			<Leaderboard id="products" title={ '' } headers={ headers } rows={ rows } totalRows={ 5 } />
		);
		const table = leaderboard.find( 'TableCard' );
		const firstRow = table.props().rows[ 0 ];
		const tableItems = leaderboard.find( '.woocommerce-table__item' );

		expect( firstRow[ 0 ].value ).toBe( mockData[ 0 ].name );
		expect( firstRow[ 1 ].value ).toBe( mockData[ 0 ].items_sold );
		expect( firstRow[ 2 ].value ).toBe( mockData[ 0 ].orders_count );
		expect( firstRow[ 3 ].value ).toBe( getCurrencyFormatDecimal( mockData[ 0 ].net_revenue ) );

		expect( leaderboard.render().find( '.woocommerce-table__item a' ).length ).toBe( 5 );
		expect( tableItems.at( 0 ).text() ).toBe( mockData[ 0 ].name );
		expect( tableItems.at( 1 ).text() ).toBe( numberFormat( mockData[ 0 ].items_sold ) );
		expect( tableItems.at( 2 ).text() ).toBe( numberFormat( mockData[ 0 ].orders_count ) );
		expect( tableItems.at( 3 ).text() ).toBe( formatCurrency( mockData[ 0 ].net_revenue ) );
	} );
} );