<?php
/**
 * Memberships interceptor for HivePress Membership posts.
 *
 * @package WP_Data_Optimizer
 */

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

/**
 * Memberships interceptor — intercepts HivePress Membership reads/writes.
 * Operates on hpct_memberships table.
 */
class TMDO_Memberships_Interceptor extends TMDO_Interceptor_Base {

	/**
	 * Module identifier.
	 *
	 * @var string
	 */
	protected string $module = 'memberships';

	private const FIELD_MAP = array(
		'hp_plan'       => 'plan_id',
		'hp_user'       => 'user_id',
		'hp_price'      => 'price',
		'hp_order'      => 'order_id',
		'hp_start_date' => 'start_date',
		'hp_end_date'   => 'end_date',
	);

	/**
	 * Registers WordPress hooks for this interceptor.
	 *
	 * @return void
	 */
	public function register_hooks(): void {
		add_action( 'wp_insert_post', array( $this, 'action_insert_post' ), 10, 3 );
		add_filter( 'update_post_metadata', array( $this, 'filter_update_meta' ), 10, 5 );
		add_action( 'before_delete_post', array( $this, 'action_delete_post' ), 10, 2 );
	}

	/**
	 * Deletes membership record when a post is deleted.
	 *
	 * @param int      $post_id Post ID.
	 * @param \WP_Post $post    Post object.
	 * @return void
	 */
	public function action_delete_post( int $post_id, \WP_Post $post ): void {
		if ( 'hp_membership' !== $post->post_type || ! $this->is_active() ) {
			return;
		}

		try {
			global $wpdb;
			$wpdb->delete( TMDO_DB::table( 'hpct_memberships' ), array( 'post_id' => $post_id ), array( '%d' ) );
		} catch ( \Throwable $e ) {
			TMDO_Logger::error( $this->module, 'before_delete_post', $e->getMessage() );
		}
	}

	/**
	 * Filters update_post_metadata for hp_membership posts.
	 *
	 * @param mixed  $check      Whether to short-circuit.
	 * @param int    $post_id    Post ID.
	 * @param string $meta_key   Meta key.
	 * @param mixed  $meta_value Meta value.
	 * @param mixed  $prev_value Previous meta value.
	 * @return mixed Filtered check value.
	 */
	public function filter_update_meta( $check, int $post_id, string $meta_key, $meta_value, $prev_value ) {
		if ( 'hp_membership' !== get_post_type( $post_id ) || ! isset( self::FIELD_MAP[ $meta_key ] ) ) {
			return $check;
		}

		if ( ! $this->is_active() ) {
			return $check;
		}

		try {
			global $wpdb;
			$col = self::FIELD_MAP[ $meta_key ];
			$wpdb->query(
				$wpdb->prepare(
					'UPDATE ' . TMDO_DB::table( 'hpct_memberships' ) . " SET `{$col}` = %s, updated_at = %s WHERE post_id = %d", // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared,WordPress.DB.PreparedSQL.NotPrepared -- Table name from TMDO_DB::table(); column validated by FIELD_MAP constant.
					$meta_value,
					TMDO_DB::now(),
					$post_id
				)
			);
		} catch ( \Throwable $e ) {
			TMDO_Logger::error( $this->module, 'update_post_metadata', $e->getMessage() );
		}

		return $check;
	}

	/**
	 * Inserts a new membership record when a post is inserted.
	 *
	 * @param int      $post_id Post ID.
	 * @param \WP_Post $post    Post object.
	 * @param bool     $update  Whether this is an update.
	 * @return void
	 */
	public function action_insert_post( int $post_id, \WP_Post $post, bool $update ): void {
		if ( $update || 'hp_membership' !== $post->post_type || ! $this->is_active() ) {
			return;
		}

		try {
			global $wpdb;
			$now = TMDO_DB::now();
			$wpdb->insert(
				TMDO_DB::table( 'hpct_memberships' ),
				array(
					'post_id'    => $post_id,
					'user_id'    => (int) $post->post_author,
					'status'     => $post->post_status,
					'created_at' => $now,
					'updated_at' => $now,
				),
				array( '%d', '%d', '%s', '%s', '%s' )
			);
		} catch ( \Throwable $e ) {
			TMDO_Logger::error( $this->module, 'wp_insert_post', $e->getMessage() );
		}
	}
}