<?php
/**
 * Booster for WooCommerce - Reports - Monthly Sales (with Currency Conversion)
 *
 * @version 7.1.6
 * @since   2.4.7
 * @author  Pluggabl LLC.
 * @package Booster_For_WooCommerce/includes
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

if ( ! class_exists( 'WCJ_Reports_Monthly_Sales' ) ) :
		/**
		 * WCJ_Reports_Monthly_Sales.
		 *
		 * @version 7.1.6
		 * @since   2.4.7
		 */
	class WCJ_Reports_Monthly_Sales {

		/**
		 * The module year
		 *
		 * @var varchar $year Module year.
		 */
		public $year;

		/**
		 * Constructor.
		 *
		 * @version 2.7.0
		 * @since   2.4.7
		 * @param null $args Get null value.
		 */
		public function __construct( $args = null ) {
			return true;
		}

		/**
		 * Get_report.
		 *
		 * @version 7.1.4
		 * @since   2.4.7
		 */
		public function get_report() {
			$html                   = '';
			$save_currency_wpnonce  = isset( $_REQUEST['wcj-save-currency-rates-nonce'] ) ? wp_verify_nonce( sanitize_key( $_REQUEST['wcj-save-currency-rates-nonce'] ), 'wcj_save_currency_rates' ) : false;
			$reset_currency_wpnonce = isset( $_REQUEST['wcj-reset-currency-rates-nonce'] ) ? wp_verify_nonce( sanitize_key( $_REQUEST['wcj-reset-currency-rates-nonce'] ), 'wcj_reset_currency_rates' ) : false;
			if ( $save_currency_wpnonce && isset( $_POST['wcj_save_currency_rates'] ) && isset( $_POST['wcj_save_currency_rates_array'] ) && is_array( $_POST['wcj_save_currency_rates_array'] ) ) {
				// Save rates.
				update_option( 'wcj_reports_currency_rates', array_replace_recursive( get_option( 'wcj_reports_currency_rates', array() ), wp_unslash( $_POST['wcj_save_currency_rates_array'] ) ) ); //phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
				$html .= '<div class="notice notice-success is-dismissible"><p><strong>' . __( 'Currency rates saved.', 'woocommerce-jetpack' ) . '</strong></p></div>';
			} elseif ( $reset_currency_wpnonce && isset( $_POST['wcj_reset_currency_rates'] ) ) {
				// Delete rates.
				delete_option( 'wcj_reports_currency_rates' );
				$html .= '<div class="notice notice-success is-dismissible"><p><strong>' . __( 'Currency rates deleted.', 'woocommerce-jetpack' ) . '</strong></p></div>';
			}
			// Show report.
			$this->year = isset( $_GET['year'] ) ? sanitize_text_field( wp_unslash( $_GET['year'] ) ) : gmdate( 'Y' );
			if ( true === wcj_is_hpos_enabled() ) {
				$html .= $this->get_monthly_sales_report_hpos();
			} else {
				$html .= $this->get_monthly_sales_report();
			}
			return $html;
		}

		/**
		 * Get_saved_exchange_rate.
		 *
		 * @version 2.9.1
		 * @since   2.4.7
		 * @param int    $currency_from Define currency_from.
		 * @param int    $currency_to Define  currency_to.
		 * @param number $start_date Get start date.
		 * @param number $end_date Get end date.
		 */
		public function get_saved_exchange_rate( $currency_from, $currency_to, $start_date, $end_date ) {
			// Same currency.
			if ( $currency_from === $currency_to ) {
				return 1.0;
			}
			// Saved values.
			$saved_rates = wcj_get_option( 'wcj_reports_currency_rates', array() );
			if ( ! empty( $saved_rates ) ) {
				if ( isset( $saved_rates[ $currency_from ][ $currency_to ][ $start_date ][ $end_date ] ) ) {
					return $saved_rates[ $currency_from ][ $currency_to ][ $start_date ][ $end_date ];
				}
			}
			// Fallback rate.
			return 1.0;
		}

		/**
		 * Get_monthly_sales_report.
		 *
		 * @version 6.0.0
		 * @since   2.4.7
		 * @todo    (maybe) visible rows selection by admin (as option)
		 * @todo    (maybe) take not monthly average, but "Close" of closest day (probably create new "Daily Sales (with Currency Conversion)" report)
		 */
		public function get_monthly_sales_report() {

			$execution_time_start = microtime( true );

			$months_array                         = array( '' );
			$months_days_array                    = array( __( 'Days', 'woocommerce-jetpack' ) );
			$total_orders_array                   = array( __( 'Total Orders', 'woocommerce-jetpack' ) );
			$total_orders_average_array           = array( __( 'Orders Average / Day', 'woocommerce-jetpack' ) );
			$total_orders_sum_array               = array( __( 'Total Sum', 'woocommerce-jetpack' ) );
			$total_orders_sum_excl_tax_array      = array( __( 'Total Sum (excl. TAX)', 'woocommerce-jetpack' ) );
			$total_orders_sum_average_order_array = array( __( 'Average / Order (excl. TAX)', 'woocommerce-jetpack' ) );
			$total_orders_sum_average_array       = array( __( 'Average / Day (excl. TAX)', 'woocommerce-jetpack' ) );
			$currency_rates_array                 = array( __( 'Currency Rates', 'woocommerce-jetpack' ) );
			$orders_by_currency_array             = array( __( 'Orders by Currency', 'woocommerce-jetpack' ) );

			$total_months_days               = 0;
			$total_orders_total              = 0;
			$total_orders_sum_total          = 0;
			$total_orders_sum_excl_tax_total = 0;

			$order_currencies_array        = array();
			$order_currencies_array_totals = array();

			$report_currency  = ( isset( $_GET['currency'] ) && 'merge' !== isset( $_GET['currency'] ) ) ? sanitize_text_field( wp_unslash( $_GET['currency'] ) ) : get_woocommerce_currency(); // phpcs:ignore WordPress.Security.NonceVerification
			$block_size       = 256;
			$table_data       = array();
			$do_forecast      = ( 'yes' === wcj_get_option( 'wcj_reports_orders_monthly_sales_forecast', 'no' ) );
			$do_include_today = ( 'yes' === wcj_get_option( 'wcj_reports_orders_monthly_sales_include_today', 'no' ) );
			for ( $i = 1; $i <= 12; $i++ ) {
				$current_months_averages   = array();
				$total_orders              = 0;
				$total_orders_sum          = 0;
				$total_orders_sum_excl_tax = 0;
				$offset                    = 0;
				$is_current_month          = ( gmdate( 'm' ) === $i && gmdate( 'Y' ) === $this->year );
				$day_for_average           = ( $is_current_month ?
				( $do_include_today ? gmdate( 'd' ) : ( gmdate( 'd' ) - 1 ) ) : // today or yesterday.
				gmdate( 't', strtotime( $this->year . '-' . sprintf( '%02d', $i ) . '-01' ) ) // last day of the month.
				);
				if ( 0 === $day_for_average ) {
					$months_array[]                         = date_i18n( 'F', mktime( 0, 0, 0, $i, 1, $this->year ) );
					$months_days_array[]                    = '-';
					$total_orders_array[]                   = '-';
					$total_orders_average_array[]           = '-';
					$total_orders_sum_array[]               = '-';
					$total_orders_sum_excl_tax_array[]      = '-';
					$total_orders_sum_average_order_array[] = '-';
					$total_orders_sum_average_array[]       = '-';
					$currency_rates_array[]                 = '';
					$orders_by_currency_array[]             = '';
					continue;
				}
				while ( true ) {
					$args_orders = array(
						'post_type'      => 'shop_order',
						'post_status'    => 'wc-completed',
						'posts_per_page' => $block_size,
						'orderby'        => 'date',
						'order'          => 'DESC',
						'offset'         => $offset,
						'fields'         => 'ids',
						'date_query'     => array(
							'after'     => array(
								'year'  => $this->year,
								'month' => $i,
								'day'   => 1,
							),
							'before'    => array(
								'year'  => $this->year,
								'month' => $i,
								'day'   => $day_for_average,
							),
							'inclusive' => true,
						),
					);
					$loop_orders = new WP_Query( $args_orders );
					if ( ! $loop_orders->have_posts() ) {
						break;
					}
					foreach ( $loop_orders->posts as $order_id ) {
						$order          = wc_get_order( $order_id );
						$order_currency = wcj_get_order_currency( $order );
						// Orders by currency by month.
						if ( ! isset( $order_currencies_array[ $i ][ $order_currency ] ) ) {
							$order_currencies_array[ $i ][ $order_currency ] = 0;
						}
						$order_currencies_array[ $i ][ $order_currency ]++;
						// Orders by currency total.
						if ( ! isset( $order_currencies_array_totals[ $order_currency ] ) ) {
							$order_currencies_array_totals[ $order_currency ] = 0;
						}
						$order_currencies_array_totals[ $order_currency ]++;
						$total_orders++;
						$order_total          = $order->get_total();
						$order_total_excl_tax = $order->get_total() - $order->get_total_tax();
						if ( ! isset( $current_months_averages[ $order_currency ][ $report_currency ] ) ) {
							$start_date = $this->year . '-' . sprintf( '%02d', $i ) . '-01';
							$end_date   = gmdate( 'Y-m-t', strtotime( $start_date ) );
							$the_rate   = $this->get_saved_exchange_rate( $order_currency, $report_currency, $start_date, $end_date );
							if ( 0 === $the_rate ) {
								$the_rate = 1;
							}
							$current_months_averages[ $order_currency ][ $report_currency ] = $the_rate;
						}
						$total_orders_sum          += $order_total * $current_months_averages[ $order_currency ][ $report_currency ];
						$total_orders_sum_excl_tax += $order_total_excl_tax * $current_months_averages[ $order_currency ][ $report_currency ];
					}
					$offset += $block_size;
				}

				// Month Name.
				$months_array[] = date_i18n( 'F', mktime( 0, 0, 0, $i, 1, $this->year ) );
				// Month Days.
				$months_days_array[] = ( gmdate( 'm' ) >= $i || gmdate( 'Y' ) !== $this->year ? $day_for_average : '-' );
				$total_months_days  += ( gmdate( 'm' ) >= $i || gmdate( 'Y' ) !== $this->year ? $day_for_average : 0 );

				// Sales.
				$average_sales_result = $total_orders / $day_for_average;
				if ( $is_current_month && $do_forecast ) {
					$forecast_total_orders = ( $average_sales_result ) * ( gmdate( 't', strtotime( $this->year . '-' . sprintf( '%02d', $i ) . '-01' ) ) );
				}
				$total_orders_array[] = ( $total_orders > 0 ? $total_orders . ( $is_current_month && $do_forecast ?
					/* translators: %s: translation added */
				wc_help_tip( sprintf( __( 'Forecast: %s', 'woocommerce-jetpack' ), round( $forecast_total_orders ) ), true ) : ''
				) : ''
				);
				$total_orders_total += $total_orders;
				// Sales Average.
				$total_orders_average_array[] = ( $average_sales_result > 0 ? number_format( $average_sales_result, 2, '.', ',' ) : '-' );

				// Sum.
				$total_orders_sum_array[] = ( $total_orders_sum > 0 ? $report_currency . ' ' . number_format( $total_orders_sum, 2, '.', ',' ) : '-' );
				$total_orders_sum_total  += $total_orders_sum;
				// Sum excl. Tax.
				$total_orders_sum_excl_tax_array[] = ( $total_orders_sum_excl_tax > 0 ?
					$report_currency . ' ' . number_format( $total_orders_sum_excl_tax, 2, '.', ',' ) . ( $is_current_month && $do_forecast ?
					wc_help_tip(
						sprintf(
							/* translators: %s: translation added */
							__( 'Forecast: %s', 'woocommerce-jetpack' ),
							$report_currency . ' ' .
							number_format( $forecast_total_orders * $total_orders_sum_excl_tax / $total_orders, 2 )
						),
						true
					) : ''
				) : ''
				);
				$total_orders_sum_excl_tax_total += $total_orders_sum_excl_tax;

				// Order Average.
				$total_orders_sum_average_order_array[] = ( $total_orders_sum_excl_tax > 0 && $total_orders > 0 ?
					$report_currency . ' ' . number_format( $total_orders_sum_excl_tax / $total_orders, 2, '.', ',' ) : '-' );
				// Sum Average.
				$average_result                   = $total_orders_sum_excl_tax / $day_for_average;
				$total_orders_sum_average_array[] = ( $average_result > 0 ? $report_currency . ' ' . number_format( $average_result, 2, '.', ',' ) : '-' );

				// Currency Rates.
				ksort( $current_months_averages );
				$currency_rates_html = '<pre style="font-size:x-small;">';
				foreach ( $current_months_averages as $currency_from => $currencies_to ) {
					foreach ( $currencies_to as $currency_to => $rate ) {
						if ( $currency_from !== $currency_to ) {
							$input_id             = sanitize_title( $currency_from . '_' . $currency_to . '_' . $start_date . '_' . $end_date );
							$currency_rates_html .= '<a class="wcj_grab_average_currency_exchange_rate" href="#" title="' . __( 'Grab average rate', 'woocommerce-jetpack' ) .
								'" currency_from="' . $currency_from .
								'" currency_to="' . $currency_to .
								'" start_date="' . $start_date .
								'" end_date="' . $end_date .
								'" input_id="' . $input_id .
							'">' . $currency_from . $currency_to .
							'</a> ' .
								'<input id="' . $input_id . '" style="width:50px;font-size:x-small;" type="number" ' .
								'name="wcj_save_currency_rates_array[' . $currency_from . '][' . $currency_to . '][' . $start_date . '][' . $end_date . ']" ' .
								'value="' . $rate . '" step="0.000001">' .
								'<br>';
						}
					}
				}
				$currency_rates_html   .= '</pre>';
				$currency_rates_array[] = $currency_rates_html;

				// Orders by Currency by Month.
				if ( isset( $order_currencies_array[ $i ] ) ) {
					ksort( $order_currencies_array[ $i ] );
					$orders_by_currency_html = '<pre style="font-size:x-small;">';
					foreach ( $order_currencies_array[ $i ] as $_order_currency => $total_orders_by_currency ) {
						$orders_by_currency_html .= $_order_currency . ' ' . $total_orders_by_currency . '<br>';
					}
					$orders_by_currency_html   .= '</pre>';
					$orders_by_currency_array[] = $orders_by_currency_html;
				} else {
					$orders_by_currency_array[] = '';
				}
			}

			// Orders by Currency Total.
			$order_currencies_totals_html = '';
			if ( ! empty( $order_currencies_array_totals ) ) {
				ksort( $order_currencies_array_totals );
				$order_currencies_totals_html = '<pre style="font-size:x-small;">';
				foreach ( $order_currencies_array_totals as $_order_currency => $total_orders_by_currency ) {
					$order_currencies_totals_html .= $_order_currency . ' ' . $total_orders_by_currency . '<br>';
				}
				$order_currencies_totals_html .= '</pre>';
			}

			// Totals.
			if ( $do_forecast ) {
				$part_of_the_year_for_forecast = ( $total_months_days > 0 ? ( gmdate( 'z', strtotime( gmdate( 'Y-12-31' ) ) ) + 1 ) / $total_months_days : 0 );
				$forecast_total_orders_year    = ( $part_of_the_year_for_forecast > 0 && gmdate( 'Y' ) === $this->year ?
					/* translators: %s: translation added */
				wc_help_tip( sprintf( __( 'Forecast: %s', 'woocommerce-jetpack' ), round( $part_of_the_year_for_forecast * $total_orders_total ) ), true ) : '' );
				$forecast_total_orders_sum_excl_tax_total = ( $part_of_the_year_for_forecast > 0 && gmdate( 'Y' ) === $this->year ?
					wc_help_tip(
						sprintf(
							/* translators: %s: translation added */
							__( 'Forecast: %s', 'woocommerce-jetpack' ),
							$report_currency . ' ' . number_format( $part_of_the_year_for_forecast * $total_orders_sum_excl_tax_total, 2, '.', ',' )
						),
						true
					) : '' );
			}
			$months_array[]                         = __( 'Totals', 'woocommerce-jetpack' );
			$months_days_array[]                    = $total_months_days;
			$total_orders_array[]                   = $total_orders_total .
			( $do_forecast ? $forecast_total_orders_year : '' );
			$total_orders_average_array[]           = ( $total_months_days > 0 ? number_format( ( $total_orders_total / $total_months_days ), 2, '.', ',' ) : '-' );
			$total_orders_sum_array[]               = $report_currency . ' ' . number_format( $total_orders_sum_total, 2, '.', ',' );
			$total_orders_sum_excl_tax_array[]      = $report_currency . ' ' . number_format( $total_orders_sum_excl_tax_total, 2, '.', ',' ) .
			( $do_forecast ? $forecast_total_orders_sum_excl_tax_total : '' );
			$total_orders_sum_average_order_array[] = ( $total_orders_total > 0 ?
			$report_currency . ' ' . number_format( ( $total_orders_sum_excl_tax_total / $total_orders_total ), 2, '.', ',' ) : '-' );
			$total_orders_sum_average_array[]       = ( $total_months_days > 0 ?
				$report_currency . ' ' . number_format( ( $total_orders_sum_excl_tax_total / $total_months_days ), 2, '.', ',' ) : '-' );
			$currency_rates_array[]                 = '';
			$orders_by_currency_array[]             = $order_currencies_totals_html;

			// Table.
			$table_data[] = $months_array;
			$table_data[] = $months_days_array;
			$table_data[] = $total_orders_array;
			$table_data[] = $total_orders_average_array;
			$table_data[] = $total_orders_sum_array;
			$table_data[] = $total_orders_sum_excl_tax_array;
			$table_data[] = $total_orders_sum_average_order_array;
			$table_data[] = $total_orders_sum_average_array;
			$table_data[] = $currency_rates_array;
			$table_data[] = $orders_by_currency_array;

			$execution_time_end = microtime( true );

			// HTML.
			$html  = '';
			$menu  = '';
			$menu .= '<div id="poststuff" class="wcj-reports-wide woocommerce-reports-wide"><div class="postbox"><div class="stats_range"><ul class="">';
			$menu .= '<li class="' . ( ( gmdate( 'Y' ) === $this->year ) ? 'active' : '' ) . '"><a href="' . esc_url( add_query_arg( 'year', gmdate( 'Y' ) ) ) . '" >' . gmdate( 'Y' ) . '</a></li>';
			$menu .= '<li class="' . ( ( (string) ( gmdate( 'Y' ) - 1 ) ) === ( $this->year ) ? 'active' : '' ) . '"><a href="' . esc_url( add_query_arg( 'year', ( gmdate( 'Y' ) - 1 ) ) ) . '">' . ( gmdate( 'Y' ) - 1 ) . '</a></li>';
			$menu .= '<li class="' . ( ( (string) ( gmdate( 'Y' ) - 2 ) ) === ( $this->year ) ? 'active' : '' ) . '"><a href="' . esc_url( add_query_arg( 'year', ( gmdate( 'Y' ) - 2 ) ) ) . '">' . ( gmdate( 'Y' ) - 2 ) . '</a></li>';

			$html         .= $menu;
			$html         .= '<li class="custom">';
			$html         .= '<h4>' . __( 'Report currency', 'woocommerce-jetpack' ) . ': ' . $report_currency . '</h4>';
			$html         .= '</li></ul><br class="clear">';
			$months_styles = array();
			for ( $i = 1; $i <= 12; $i++ ) {
				$months_styles[] = ( gmdate( 'm' ) === $i && gmdate( 'Y' ) === $this->year ? 'width:8%;' : 'width:6%;' );
			}
			$html .= '<div class="inside"><form method="post" action="">';
			$html .= wcj_get_table_html(
				$table_data,
				array(
					'table_class'        => 'widefat striped',
					'table_heading_type' => 'horizontal',
					'columns_styles'     => array_merge(
						array( 'width:16%;' ),
						$months_styles,
						array( ( gmdate( 'Y' ) === $this->year ? 'width:10%;' : 'width:12%;' ) . 'font-weight:bold;' )
					),
				)
			);
			$html .= '<p style="font-size:x-small;"><em>' . sprintf(
				/* translators: %s: translation added */
				__( 'Report generated in: %s s', 'woocommerce-jetpack' ),
				number_format( ( $execution_time_end - $execution_time_start ), 2, '.', ',' )
			) . '</em></p>';
			$html .= '<p><input name="wcj_save_currency_rates" type="submit" class="button button-primary" value="' .
				__( 'Save Currency Rates', 'woocommerce-jetpack' ) . '"> ' .
				wp_nonce_field( 'wcj_save_currency_rates', 'wcj-save-currency-rates-nonce' ) . '</p>';
			$html .= '</form>';
			$html .= '<form method="post" action="">' .
				'<input name="wcj_reset_currency_rates" type="submit" class="button button-primary" value="' .
				__( 'Reset Currency Rates', 'woocommerce-jetpack' ) . '" onclick="return confirm(\'' . __( 'Are you sure?', 'woocommerce-jetpack' ) . '\')">' .
				wp_nonce_field( 'wcj_reset_currency_rates', 'wcj-reset-currency-rates-nonce' ) .
			'</form></div></div></div></div>';
			return $html;
		}

		/**
		 * Get_monthly_sales_report_hpos.
		 *
		 * @version 7.1.4
		 * @since  1.0.0
		 * @todo    (maybe) visible rows selection by admin (as option)
		 * @todo    (maybe) take not monthly average, but "Close" of closest day (probably create new "Daily Sales (with Currency Conversion)" report)
		 */
		public function get_monthly_sales_report_hpos() {

			$execution_time_start = microtime( true );

			$months_array                         = array( '' );
			$months_days_array                    = array( __( 'Days', 'woocommerce-jetpack' ) );
			$total_orders_array                   = array( __( 'Total Orders', 'woocommerce-jetpack' ) );
			$total_orders_average_array           = array( __( 'Orders Average / Day', 'woocommerce-jetpack' ) );
			$total_orders_sum_array               = array( __( 'Total Sum', 'woocommerce-jetpack' ) );
			$total_orders_sum_excl_tax_array      = array( __( 'Total Sum (excl. TAX)', 'woocommerce-jetpack' ) );
			$total_orders_sum_average_order_array = array( __( 'Average / Order (excl. TAX)', 'woocommerce-jetpack' ) );
			$total_orders_sum_average_array       = array( __( 'Average / Day (excl. TAX)', 'woocommerce-jetpack' ) );
			$currency_rates_array                 = array( __( 'Currency Rates', 'woocommerce-jetpack' ) );
			$orders_by_currency_array             = array( __( 'Orders by Currency', 'woocommerce-jetpack' ) );

			$total_months_days               = 0;
			$total_orders_total              = 0;
			$total_orders_sum_total          = 0;
			$total_orders_sum_excl_tax_total = 0;

			$order_currencies_array        = array();
			$order_currencies_array_totals = array();

			$report_currency  = ( isset( $_GET['currency'] ) && 'merge' !== isset( $_GET['currency'] ) ) ? sanitize_text_field( wp_unslash( $_GET['currency'] ) ) : get_woocommerce_currency(); // phpcs:ignore WordPress.Security.NonceVerification
			$block_size       = 256;
			$table_data       = array();
			$do_forecast      = ( 'yes' === wcj_get_option( 'wcj_reports_orders_monthly_sales_forecast', 'no' ) );
			$do_include_today = ( 'yes' === wcj_get_option( 'wcj_reports_orders_monthly_sales_include_today', 'no' ) );
			for ( $i = 1; $i <= 12; $i++ ) {
				$current_months_averages   = array();
				$total_orders              = 0;
				$total_orders_sum          = 0;
				$total_orders_sum_excl_tax = 0;
				$offset                    = 0;
				$is_current_month          = ( gmdate( 'm' ) === $i && gmdate( 'Y' ) === $this->year );
				$day_for_average           = ( $is_current_month ?
				( $do_include_today ? gmdate( 'd' ) : ( gmdate( 'd' ) - 1 ) ) : // today or yesterday.
				gmdate( 't', strtotime( $this->year . '-' . sprintf( '%02d', $i ) . '-01' ) ) // last day of the month.
				);
				if ( 0 === $day_for_average ) {
					$months_array[]                         = date_i18n( 'F', mktime( 0, 0, 0, $i, 1, $this->year ) );
					$months_days_array[]                    = '-';
					$total_orders_array[]                   = '-';
					$total_orders_average_array[]           = '-';
					$total_orders_sum_array[]               = '-';
					$total_orders_sum_excl_tax_array[]      = '-';
					$total_orders_sum_average_order_array[] = '-';
					$total_orders_sum_average_array[]       = '-';
					$currency_rates_array[]                 = '';
					$orders_by_currency_array[]             = '';
					continue;
				}
				while ( true ) {
					$args_orders = array(
						'type'           => 'shop_order',
						'status'         => 'wc-completed',
						'posts_per_page' => $block_size,
						'orderby'        => 'date',
						'order'          => 'DESC',
						'offset'         => $offset,
						'fields'         => 'ids',
						'date_query'     => array(
							'after'     => array(
								'year'  => $this->year,
								'month' => $i,
								'day'   => 1,
							),
							'before'    => array(
								'year'  => $this->year,
								'month' => $i,
								'day'   => $day_for_average,
							),
							'inclusive' => true,
						),
					);
					$orders      = wc_get_orders( $args_orders );
					if ( ! $orders ) {
						break;
					}
					foreach ( $orders as $order ) {
						$order_id       = $order->get_id();
						$order          = wc_get_order( $order_id );
						$order_currency = wcj_get_order_currency( $order );
						// Orders by currency by month.
						if ( ! isset( $order_currencies_array[ $i ][ $order_currency ] ) ) {
							$order_currencies_array[ $i ][ $order_currency ] = 0;
						}
						$order_currencies_array[ $i ][ $order_currency ]++;
						// Orders by currency total.
						if ( ! isset( $order_currencies_array_totals[ $order_currency ] ) ) {
							$order_currencies_array_totals[ $order_currency ] = 0;
						}
						$order_currencies_array_totals[ $order_currency ]++;
						$total_orders++;
						$order_total          = $order->get_total();
						$order_total_excl_tax = $order->get_total() - $order->get_total_tax();
						if ( ! isset( $current_months_averages[ $order_currency ][ $report_currency ] ) ) {
							$start_date = $this->year . '-' . sprintf( '%02d', $i ) . '-01';
							$end_date   = gmdate( 'Y-m-t', strtotime( $start_date ) );
							$the_rate   = $this->get_saved_exchange_rate( $order_currency, $report_currency, $start_date, $end_date );
							if ( 0 === $the_rate ) {
								$the_rate = 1;
							}
							$current_months_averages[ $order_currency ][ $report_currency ] = $the_rate;
						}
						$total_orders_sum          += $order_total * $current_months_averages[ $order_currency ][ $report_currency ];
						$total_orders_sum_excl_tax += $order_total_excl_tax * $current_months_averages[ $order_currency ][ $report_currency ];
					}
					$offset += $block_size;
				}

				// Month Name.
				$months_array[] = date_i18n( 'F', mktime( 0, 0, 0, $i, 1, $this->year ) );
				// Month Days.
				$months_days_array[] = ( gmdate( 'm' ) >= $i || gmdate( 'Y' ) !== $this->year ? $day_for_average : '-' );
				$total_months_days  += ( gmdate( 'm' ) >= $i || gmdate( 'Y' ) !== $this->year ? $day_for_average : 0 );

				// Sales.
				$average_sales_result = $total_orders / $day_for_average;
				if ( $is_current_month && $do_forecast ) {
					$forecast_total_orders = ( $average_sales_result ) * ( gmdate( 't', strtotime( $this->year . '-' . sprintf( '%02d', $i ) . '-01' ) ) );
				}
				$total_orders_array[] = ( $total_orders > 0 ? $total_orders . ( $is_current_month && $do_forecast ?
					/* translators: %s: translation added */
				wc_help_tip( sprintf( __( 'Forecast: %s', 'woocommerce-jetpack' ), round( $forecast_total_orders ) ), true ) : ''
				) : ''
				);
				$total_orders_total += $total_orders;
				// Sales Average.
				$total_orders_average_array[] = ( $average_sales_result > 0 ? number_format( $average_sales_result, 2, '.', ',' ) : '-' );

				// Sum.
				$total_orders_sum_array[] = ( $total_orders_sum > 0 ? $report_currency . ' ' . number_format( $total_orders_sum, 2, '.', ',' ) : '-' );
				$total_orders_sum_total  += $total_orders_sum;
				// Sum excl. Tax.
				$total_orders_sum_excl_tax_array[] = ( $total_orders_sum_excl_tax > 0 ?
					$report_currency . ' ' . number_format( $total_orders_sum_excl_tax, 2, '.', ',' ) . ( $is_current_month && $do_forecast ?
					wc_help_tip(
						sprintf(
							/* translators: %s: translation added */
							__( 'Forecast: %s', 'woocommerce-jetpack' ),
							$report_currency . ' ' .
							number_format( $forecast_total_orders * $total_orders_sum_excl_tax / $total_orders, 2 )
						),
						true
					) : ''
				) : ''
				);
				$total_orders_sum_excl_tax_total += $total_orders_sum_excl_tax;

				// Order Average.
				$total_orders_sum_average_order_array[] = ( $total_orders_sum_excl_tax > 0 && $total_orders > 0 ?
					$report_currency . ' ' . number_format( $total_orders_sum_excl_tax / $total_orders, 2, '.', ',' ) : '-' );
				// Sum Average.
				$average_result                   = $total_orders_sum_excl_tax / $day_for_average;
				$total_orders_sum_average_array[] = ( $average_result > 0 ? $report_currency . ' ' . number_format( $average_result, 2, '.', ',' ) : '-' );

				// Currency Rates.
				ksort( $current_months_averages );
				$currency_rates_html = '<pre style="font-size:x-small;">';
				foreach ( $current_months_averages as $currency_from => $currencies_to ) {
					foreach ( $currencies_to as $currency_to => $rate ) {
						if ( $currency_from !== $currency_to ) {
							$input_id             = sanitize_title( $currency_from . '_' . $currency_to . '_' . $start_date . '_' . $end_date );
							$currency_rates_html .= '<a class="wcj_grab_average_currency_exchange_rate" href="#" title="' . __( 'Grab average rate', 'woocommerce-jetpack' ) .
								'" currency_from="' . $currency_from .
								'" currency_to="' . $currency_to .
								'" start_date="' . $start_date .
								'" end_date="' . $end_date .
								'" input_id="' . $input_id .
							'">' . $currency_from . $currency_to .
							'</a> ' .
								'<input id="' . $input_id . '" style="width:50px;font-size:x-small;" type="number" ' .
								'name="wcj_save_currency_rates_array[' . $currency_from . '][' . $currency_to . '][' . $start_date . '][' . $end_date . ']" ' .
								'value="' . $rate . '" step="0.000001">' .
								'<br>';
						}
					}
				}
				$currency_rates_html   .= '</pre>';
				$currency_rates_array[] = $currency_rates_html;

				// Orders by Currency by Month.
				if ( isset( $order_currencies_array[ $i ] ) ) {
					ksort( $order_currencies_array[ $i ] );
					$orders_by_currency_html = '<pre style="font-size:x-small;">';
					foreach ( $order_currencies_array[ $i ] as $_order_currency => $total_orders_by_currency ) {
						$orders_by_currency_html .= $_order_currency . ' ' . $total_orders_by_currency . '<br>';
					}
					$orders_by_currency_html   .= '</pre>';
					$orders_by_currency_array[] = $orders_by_currency_html;
				} else {
					$orders_by_currency_array[] = '';
				}
			}

			// Orders by Currency Total.
			$order_currencies_totals_html = '';
			if ( ! empty( $order_currencies_array_totals ) ) {
				ksort( $order_currencies_array_totals );
				$order_currencies_totals_html = '<pre style="font-size:x-small;">';
				foreach ( $order_currencies_array_totals as $_order_currency => $total_orders_by_currency ) {
					$order_currencies_totals_html .= $_order_currency . ' ' . $total_orders_by_currency . '<br>';
				}
				$order_currencies_totals_html .= '</pre>';
			}

			// Totals.
			if ( $do_forecast ) {
				$part_of_the_year_for_forecast = ( $total_months_days > 0 ? ( gmdate( 'z', strtotime( gmdate( 'Y-12-31' ) ) ) + 1 ) / $total_months_days : 0 );
				$forecast_total_orders_year    = ( $part_of_the_year_for_forecast > 0 && gmdate( 'Y' ) === $this->year ?
					/* translators: %s: translation added */
				wc_help_tip( sprintf( __( 'Forecast: %s', 'woocommerce-jetpack' ), round( $part_of_the_year_for_forecast * $total_orders_total ) ), true ) : '' );
				$forecast_total_orders_sum_excl_tax_total = ( $part_of_the_year_for_forecast > 0 && gmdate( 'Y' ) === $this->year ?
					wc_help_tip(
						sprintf(
							/* translators: %s: translation added */
							__( 'Forecast: %s', 'woocommerce-jetpack' ),
							$report_currency . ' ' . number_format( $part_of_the_year_for_forecast * $total_orders_sum_excl_tax_total, 2, '.', ',' )
						),
						true
					) : '' );
			}
			$months_array[]                         = __( 'Totals', 'woocommerce-jetpack' );
			$months_days_array[]                    = $total_months_days;
			$total_orders_array[]                   = $total_orders_total .
			( $do_forecast ? $forecast_total_orders_year : '' );
			$total_orders_average_array[]           = ( $total_months_days > 0 ? number_format( ( $total_orders_total / $total_months_days ), 2, '.', ',' ) : '-' );
			$total_orders_sum_array[]               = $report_currency . ' ' . number_format( $total_orders_sum_total, 2, '.', ',' );
			$total_orders_sum_excl_tax_array[]      = $report_currency . ' ' . number_format( $total_orders_sum_excl_tax_total, 2, '.', ',' ) .
			( $do_forecast ? $forecast_total_orders_sum_excl_tax_total : '' );
			$total_orders_sum_average_order_array[] = ( $total_orders_total > 0 ?
			$report_currency . ' ' . number_format( ( $total_orders_sum_excl_tax_total / $total_orders_total ), 2, '.', ',' ) : '-' );
			$total_orders_sum_average_array[]       = ( $total_months_days > 0 ?
			$report_currency . ' ' . number_format( ( $total_orders_sum_excl_tax_total / $total_months_days ), 2, '.', ',' ) : '-' );
			$currency_rates_array[]                 = '';
			$orders_by_currency_array[]             = $order_currencies_totals_html;

			// Table.
			$table_data[] = $months_array;
			$table_data[] = $months_days_array;
			$table_data[] = $total_orders_array;
			$table_data[] = $total_orders_average_array;
			$table_data[] = $total_orders_sum_array;
			$table_data[] = $total_orders_sum_excl_tax_array;
			$table_data[] = $total_orders_sum_average_order_array;
			$table_data[] = $total_orders_sum_average_array;
			$table_data[] = $currency_rates_array;
			$table_data[] = $orders_by_currency_array;

			$execution_time_end = microtime( true );

			// HTML.
			$html  = '';
			$menu  = '';
			$menu .= '<div id="poststuff" class="wcj-reports-wide woocommerce-reports-wide"><div class="postbox"><div class="stats_range"><ul class="">';
			$menu .= '<li class="' . ( ( gmdate( 'Y' ) === $this->year ) ? 'active' : '' ) . '"><a href="' . esc_url( add_query_arg( 'year', gmdate( 'Y' ) ) ) . '" >' . gmdate( 'Y' ) . '</a></li>';
			$menu .= '<li class="' . ( ( (string) ( gmdate( 'Y' ) - 1 ) ) === ( $this->year ) ? 'active' : '' ) . '"><a href="' . esc_url( add_query_arg( 'year', ( gmdate( 'Y' ) - 1 ) ) ) . '">' . ( gmdate( 'Y' ) - 1 ) . '</a></li>';
			$menu .= '<li class="' . ( ( (string) ( gmdate( 'Y' ) - 2 ) ) === ( $this->year ) ? 'active' : '' ) . '"><a href="' . esc_url( add_query_arg( 'year', ( gmdate( 'Y' ) - 2 ) ) ) . '">' . ( gmdate( 'Y' ) - 2 ) . '</a></li>';

			$html         .= $menu;
			$html         .= '<li class="custom">';
			$html         .= '<h4>' . __( 'Report currency', 'woocommerce-jetpack' ) . ': ' . $report_currency . '</h4>';
			$html         .= '</li></ul><br class="clear">';
			$months_styles = array();
			for ( $i = 1; $i <= 12; $i++ ) {
				$months_styles[] = ( gmdate( 'm' ) === $i && gmdate( 'Y' ) === $this->year ? 'width:8%;' : 'width:6%;' );
			}
			$html .= '<div class="inside"><form method="post" action="">';
			$html .= wcj_get_table_html(
				$table_data,
				array(
					'table_class'        => 'widefat striped',
					'table_heading_type' => 'horizontal',
					'columns_styles'     => array_merge(
						array( 'width:16%;' ),
						$months_styles,
						array( ( gmdate( 'Y' ) === $this->year ? 'width:10%;' : 'width:12%;' ) . 'font-weight:bold;' )
					),
				)
			);
			$html .= '<p style="font-size:x-small;"><em>' . sprintf(
			/* translators: %s: translation added */
				__( 'Report generated in: %s s', 'woocommerce-jetpack' ),
				number_format( ( $execution_time_end - $execution_time_start ), 2, '.', ',' )
			) . '</em></p>';
			$html .= '<p><input name="wcj_save_currency_rates" type="submit" class="button button-primary" value="' .
			__( 'Save Currency Rates', 'woocommerce-jetpack' ) . '"> ' .
			wp_nonce_field( 'wcj_save_currency_rates', 'wcj-save-currency-rates-nonce' ) . '</p>';
			$html .= '</form>';
			$html .= '<form method="post" action="">' .
			'<input name="wcj_reset_currency_rates" type="submit" class="button button-primary" value="' .
			__( 'Reset Currency Rates', 'woocommerce-jetpack' ) . '" onclick="return confirm(\'' . __( 'Are you sure?', 'woocommerce-jetpack' ) . '\')">' .
			wp_nonce_field( 'wcj_reset_currency_rates', 'wcj-reset-currency-rates-nonce' ) .
			'</form></div></div></div></div>';
			return $html;
		}


	}

endif;
