<?php

declare(strict_types=1);

use MPBC\Data\Mapper\Mappers;
use MPBC\Data\{ Booking, Form, Notification, Property, Unit, Variation };
use MPBC\Shortcode\Booking_Calendar_Shortcode;
use MPBC\Plugin;

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

function mpbc(): Plugin {
	return Plugin::get_instance();
}

/**
 * Unlike array_merge_recursive(), this function does not merge primitive types
 * with the same keys into an array.
 *
 * @author Daniel <[email protected]>
 * @author Gabriel Sobrinho <[email protected]>
 */
function mpbc_array_merge_recursive_distinct( array $array1, array $array2 ): array {
	$merged = $array1;

	foreach ( $array2 as $key => &$value ) {
		$is_numeric_item = is_int( $key );

		if ( $is_numeric_item ) {
			$new_value = $value;
		} elseif ( isset( $merged[ $key ] ) && ( is_array( $value ) || is_array( $merged[ $key ] ) ) ) {
			$new_value = mpbc_array_merge_recursive_distinct( (array) $merged[ $key ], (array) $value );
		} else {
			$new_value = $value;
		}

		if ( $is_numeric_item ) {
			$merged[] = $new_value;
		} else {
			$merged[ $key ] = $new_value;
		}
	}

	unset( $value );

	return $merged;
}

function mpbc_display_booking_calendar( int $property_id, array $atts = array() ): void {
	$shortcode_atts = array( 'property_id' => $property_id ) + $atts;
	$shortcode      = new Booking_Calendar_Shortcode();

	// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- escaped HTML
	echo $shortcode->render( $shortcode_atts );
}

function mpbc_display_template( ...$templates ): void {
	// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- escaped template
	echo mpbc_render_template( ...$templates );
}

/**
 * <pre>
 *     render_template( 'package/sub-package/template-file.php' );
 *     render_template( 'template-file-1.php', 'template-file-2.php', $template_args );
 * </pre>
 *
 * @param array $templates One or more templates to locate and render (with file
 *     extension ".php" but without "templates/" prefix).
 * @return string Template HTML or empty string.
 */
function mpbc_render_template( ...$templates ): string {
	if ( empty( $templates ) ) {
		return '';
	}

	$template_file = '';
	$template_args = array();

	if ( is_array( $templates[ count( $templates ) - 1 ] ) ) {
		$template_args = array_pop( $templates );
	}

	// Locate the template file
	foreach ( $templates as $template ) {
		// Locate template in the theme
		$template_file = locate_template( "motopress/booking-calendar/{$template}" );

		// Locate template in the plugin
		if ( $template_file === '' ) {
			$plugin_file = mpbc()->get_file_path( "templates/{$template}" );

			if ( is_file( $plugin_file ) ) {
				$template_file = $plugin_file;
			}
		}

		// Stop searching if found one
		if ( $template_file !== '' ) {
			break;
		}
	}

	/**
	 * @param string $template_file Absolute path to the file.
	 * @param array  $template_args
	 * @param string $templates     All requested templates.
	 */
	$template_file = apply_filters( 'mpbc_locate_template', $template_file, $template_args, $templates );

	// Render template
	if ( $template_file !== '' ) {
		if ( ! empty( $template_args ) ) {
			extract( $template_args );
		}

		ob_start();
		require $template_file;
		$output = ob_get_clean();

		return $output;
	} else {
		return '';
	}
}

function mpbc_get_booking( int $booking_id, bool $force_reload = false ): ?Booking {
	return Mappers::booking()->read( $booking_id, $force_reload );
}

function mpbc_get_form( int $form_id, bool $force_reload = false ): ?Form {
	return Mappers::form()->read( $form_id, $force_reload );
}

function mpbc_get_notification( int $notification_id, bool $force_reload = false ): ?Notification {
	return Mappers::notification()->read( $notification_id, $force_reload );
}

function mpbc_get_property( int $property_id, bool $force_reload = false ): ?Property {
	return Mappers::property()->read( $property_id, $force_reload );
}

function mpbc_get_variation( int $variation_id, bool $force_reload = false ): ?Variation {
	return Mappers::variation()->read( $variation_id, $force_reload );
}

function mpbc_get_unit( int $unit_id, bool $force_reload = false ): ?Unit {
	return Mappers::unit()->read( $unit_id, $force_reload );
}

function mpbc_get_current_page_url( bool $strip_flag = false ): string {
	if ( ! isset( $_SERVER['REQUEST_URI'] ) ) {
		return '';
	}

	$url = sanitize_url( wp_unslash( $_SERVER['REQUEST_URI'] ) );

	if ( $strip_flag ) {
		/** @var string|false $flag */
		$flag = strstr( $url, '#' );

		if ( $flag !== false ) {
			$url = substr( $url, 0, -strlen( $flag ) );
		}
	}

	return $url;
}

function mpbc_get_custom_fields( int $property_id ): array {
	$custom_fields = array();

	$property = mpbc_get_property( $property_id );

	if ( ! is_null( $property ) ) {
		$form = $property->get_form();

		if ( ! is_null( $form ) ) {
			$custom_fields = $form->get_structure();
		}
	}

	/**
	 * @param array $custom_fields
	 * @param int $property_id
	 */
	$custom_fields = apply_filters( 'mpbc_get_custom_fields', $custom_fields, $property_id );

	return $custom_fields;
}

function mpbc_prefix( string $string, string $prefix = 'mpbc_' ): string {
	if ( strpos( $string, $prefix ) !== 0 ) {
		return $prefix . $string;
	} else {
		return $string; // Already prefixed
	}
}

function mpbc_unprefix( string $string, string $prefix = 'mpbc_' ): string {
	if ( strpos( $string, $prefix ) === 0 ) {
		// Remove the public prefix
		return substr( $string, strlen( $prefix ) );
	} elseif ( strpos( $string, "_{$prefix}" ) === 0 ) {
		// Remove the private prefix
		return substr( $string, strlen( $prefix ) + 1 );
	} else {
		// There is no such prefix in the string
		return $string;
	}
}

/**
 * @param bool $wp_error Whether to return a WP_Error on failure. False by
 *     default.
 * @return bool|\WP_Error True on success. False or WP_Error on failure.
 */
function mpbc_set_post_status( int $post_id, string $post_status, bool $wp_error = false ) {
	$updated = wp_update_post(
		array(
			'ID'          => $post_id,
			'post_status' => $post_status,
		),
		true
	);

	if ( ! is_wp_error( $updated ) ) {
		return true;
	} else {
		return $wp_error ? $updated : false;
	}
}

function mpbc_uuid4(): string {
	$uuid4 = sprintf(
		'%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
		wp_rand( 0, 0xffff ),
		wp_rand( 0, 0xffff ),
		wp_rand( 0, 0xffff ),
		wp_rand( 0, 0x0fff ) | 0x4000,
		wp_rand( 0, 0x3fff ) | 0x8000,
		wp_rand( 0, 0xffff ),
		wp_rand( 0, 0xffff ),
		wp_rand( 0, 0xffff )
	);

	return $uuid4;
}

function mpbc_verify_nonce( string $nonce_field, string $action ): bool {
	if ( ! isset( $_REQUEST[ $nonce_field ] ) ) {
		return false;
	}

	// phpcs:ignore WordPress.Security.NonceVerification,WordPress.Security.ValidatedSanitizedInput -- doing nonce verification
	$nonce = $_REQUEST[ $nonce_field ];

	return (bool) wp_verify_nonce( $nonce, $action );
}