<?php
/**
 * Class: Occurrence Model Class
 *
 * Occurrence model is the model for the Occurrence adapter,
 * used for get the alert, set the meta fields, etc.
 *
 * @package mwp-al-ext
 * @since 1.0.0
 */

namespace WSAL\MainWPExtension\Models;

use \WSAL\MainWPExtension\Models\ActiveRecord as ActiveRecord;
use \WSAL\MainWPExtension\Models\Meta as Meta;

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Occurrence model is the model for the Occurrence adapter,
 * used for get the alert, set the meta fields, etc.
 *
 * @package mwp-al-ext
 */
#[\AllowDynamicProperties]
class Occurrence extends ActiveRecord {

	/**
	 * Occurrence ID.
	 *
	 * @var integer
	 */
	public $id = 0;

	/**
	 * Site ID.
	 *
	 * @var integer
	 */
	public $site_id = 0;

	/**
	 * Alert ID.
	 *
	 * @var integer
	 */
	public $alert_id = 0;

	/**
	 * Created On.
	 *
	 * @var string
	 */
	public $created_on = 0.0;

	/**
	 * Is read.
	 *
	 * @var bool
	 */
	public $is_read = false;

	/**
	 * Is migrated.
	 *
	 * @var bool
	 */
	public $is_migrated = false;

	/**
	 * Model Name.
	 *
	 * @var string
	 */
	protected $adapterName = 'Occurrence';

	/**
	 * Returns the alert related to this occurrence.
	 *
	 * @see \WSAL\MainWPExtension\AlertManager::GetAlert()
	 * @return \WSAL\MainWPExtension\Alert
	 */
	public function GetAlert() {
		return \WSAL\MainWPExtension\mwpal_extension()->alerts->GetAlert( $this->alert_id );
	}

	/**
	 * Returns the value of a meta item.
	 *
	 * @see \WSAL\MainWPExtension\Adapters\MySQL\Occurrence::GetNamedMeta()
	 * @param string $name - Name of meta item.
	 * @param mixed  $default - Default value returned when meta does not exist.
	 * @return mixed The value, if meta item does not exist $default returned.
	 */
	public function GetMetaValue( $name, $default = array() ) {
		// Get meta adapter.
		$meta = $this->getAdapter()->GetNamedMeta( $this, $name );
		if ( empty( $meta ) ) {
			return $default;
		}

		return maybe_unserialize( $meta['value'] );
	}

	/**
	 * Sets the value of a meta item (creates or updates meta item).
	 *
	 * @param string $name - Meta name.
	 * @param mixed  $value - Meta value.
	 */
	public function SetMetaValue( $name, $value ) {
		if ( ! empty( $value ) ) {
			// Get meta adapter.
			$model                = new Meta();
			$model->occurrence_id = $this->getId();
			$model->name          = $name;
			$model->value         = maybe_serialize( $value );
			$model->SaveMeta();
		}
	}

	/**
	 * Update Metadata of this occurrence by name.
	 *
	 * @see Meta::UpdateByNameAndOccurenceId()
	 * @param string $name - Meta name.
	 * @param mixed  $value - Meta value.
	 */
	public function UpdateMetaValue( $name, $value ) {
		$model = new Meta();
		$model->UpdateByNameAndOccurenceId( $name, $value, $this->getId() );
	}

	/**
	 * Returns a key-value pair of meta data.
	 *
	 * @see \WSAL\MainWPExtension\Adapters\MySQL\Occurrence::GetMultiMeta()
	 * @return array
	 */
	public function GetMetaArray() {
		$result = array();
		$metas  = $this->getAdapter()->GetMultiMeta( $this );
		foreach ( $metas as $meta ) {
			$result[ $meta->name ] = maybe_unserialize( $meta->value );
		}
		return $result;
	}

	/**
	 * Creates or updates all meta data passed as an array of meta-key/meta-value pairs.
	 *
	 * @param array $data - New meta data.
	 */
	public function SetMeta( $data ) {
		foreach ( (array) $data as $key => $val ) {
			$this->SetMetaValue( $key, $val );
		}
	}

	/**
	 * Gets alert message.
	 *
	 * @see \WSAL\MainWPExtension\Alert::GetMessage()
	 * @param callable|null $meta_formatter (Optional) – Meta formatter callback.
	 * @param array         $meta           (Optional) - Occurrence meta array.
	 * @return string Full-formatted message.
	 */
	public function GetMessage( $meta_formatter = null, $meta = null ) {
		if ( ! isset( $this->_cachedmessage ) ) {
			// Get correct message entry.
			if ( $this->is_migrated ) {
				$this->_cachedmessage = $this->GetMetaValue( 'MigratedMesg', false );
			}

			if ( ! $this->is_migrated || ! $this->_cachedmessage ) {
				$event                = $this->GetAlert();
				$this->_cachedmessage = $event ? $event->mesg : '';
			}

			// Fill variables in message.
			$meta_array = null === $meta ? $this->GetMetaArray() : $meta;
			$event      = $this->GetAlert();

			if ( $event ) {
				$this->_cachedmessage = $event->GetMessage( $meta_array, $meta_formatter, $this->_cachedmessage );
			}

			if ( strlen( $this->_cachedmessage ) === 0 ) {
				$this->_cachedmessage = esc_html__( 'Please check if you\'re using the latest version of WP Activity Log plugin on your child sites. Contact our support team if you\'re seeing this message even after upgrading to the latest version.', 'mwp-al-ext' );
			}
		}
		return $this->_cachedmessage;
	}

	/**
	 * Delete occurrence as well as associated meta data.
	 *
	 * @see \WSAL\MainWPExtension\Adapters\ActiveRecordInterface::Delete()
	 * @return boolean True on success, false on failure.
	 */
	public function Delete() {
		foreach ( $this->getAdapter()->GetMeta() as $meta ) {
			$meta->Delete();
		}
		return parent::Delete();
	}

	/**
	 * Gets the username.
	 *
	 * @see \WSAL\MainWPExtension\Adapters\MySQL\Occurrence::GetFirstNamedMeta()
	 *
	 * @param array $meta - (Optional) Occurrence meta array.
	 * @return string User's username.
	 */
	public function GetUsername( $meta = null ) {
		if ( null === $meta ) {
			$meta = $this->getAdapter()->GetFirstNamedMeta( $this, array( 'Username', 'CurrentUserID' ) );

			if ( $meta ) {
				switch ( true ) {
					case 'Username' === $meta->name:
						return $meta->value;
					case 'CurrentUserID' === $meta->name:
						$data = get_userdata( $meta->value );
						return $data ? $data->user_login : null;
				}
			}
		} else {
			if ( isset( $meta['Username'] ) ) {
				return $meta['Username'];
			} elseif ( isset( $meta['CurrentUserID'] ) ) {
				$data = get_userdata( $meta['CurrentUserID'] );
				return $data ? $data->user_login : null;
			}
		}
		return null;
	}

	/**
	 * Gets the user data.
	 *
	 * @see \WSAL\MainWPExtension\Adapters\MySQL\Occurrence::GetFirstNamedMeta()
	 *
	 * @param array $meta - (Optional) Occurrence meta array.
	 * @return mixed User's data.
	 */
	public function get_user_data( $meta = null ) {
		if ( null === $meta ) {
			return $this->GetMetaValue( 'UserData', false );
		}
		return isset( $meta['UserData'] ) ? $meta['UserData'] : false;
	}

	/**
	 * Gets the Client IP.
	 *
	 * @param array $meta - (Optional) Occurrence meta array.
	 * @return string IP address of request.
	 */
	public function GetSourceIP( $meta = null ) {
		if ( null === $meta ) {
			return $this->GetMetaValue( 'ClientIP', '' );
		}
		return isset( $meta['ClientIP'] ) ? $meta['ClientIP'] : '';
	}

	/**
	 * Gets if there are other IPs.
	 *
	 * @return string IP address of request (from proxies etc).
	 */
	public function GetOtherIPs() {
		$result = array();
		$data   = (array) $this->GetMetaValue( 'OtherIPs', array() );
		foreach ( $data as $ips ) {
			foreach ( $ips as $ip ) {
				$result[] = $ip;
			}
		}
		return array_unique( $result );
	}

	/**
	 * Gets user roles.
	 *
	 * @param array $meta - (Optional) Occurrence meta array.
	 * @return array Array of user roles.
	 */
	public function GetUserRoles( $meta = null ) {
		if ( null === $meta ) {
			return $this->GetMetaValue( 'CurrentUserRoles', array() );
		}
		return isset( $meta['CurrentUserRoles'] ) ? $meta['CurrentUserRoles'] : array();
	}

	/**
	 * Method: Get Microtime.
	 *
	 * @return float - Number of seconds (and microseconds as fraction) since unix Day 0.
	 * @todo This needs some caching.
	 */
	protected function GetMicrotime() {
		return microtime( true );
	}

	/**
	 * Finds occurences of the same type by IP and Username within specified time frame.
	 *
	 * @param array $args - Query args.
	 * @return \WSAL\MainWPExtension\Adapters\MySQL\Occurrence[]
	 */
	public function CheckKnownUsers( $args = array() ) {
		return $this->getAdapter()->CheckKnownUsers( $args );
	}

	/**
	 * Finds occurences of the same type by IP within specified time frame.
	 *
	 * @param array $args - Query args.
	 * @return \WSAL\MainWPExtension\Adapters\MySQL\Occurrence[]
	 */
	public function CheckUnKnownUsers( $args = array() ) {
		return $this->getAdapter()->CheckUnKnownUsers( $args );
	}

	/**
	 * Finds occurences of the alert 1003.
	 *
	 * @param array $args - Query args.
	 * @return \WSAL\MainWPExtension\Adapters\MySQL\Occurrence[]
	 */
	public function check_alert_1003( $args = array() ) {
		return $this->getAdapter()->check_alert_1003( $args );
	}

	/**
	 * Gets occurrence by Post_id
	 *
	 * @see \WSAL\MainWPExtension\Adapters\MySQL\Occurrence::GetByPostID()
	 * @param integer $post_id - Post ID.
	 * @return \WSAL\MainWPExtension\Adapters\MySQL\Occurrence[]
	 */
	public function GetByPostID( $post_id ) {
		return $this->getAdapter()->GetByPostID( $post_id );
	}

	/**
	 * Gets occurences of the same type by IP within specified time frame.
	 *
	 * @see \WSAL\MainWPExtension\Adapters\MySQL\Occurrence::CheckAlert404()
	 * @param array $args - Query args.
	 * @return \WSAL\MainWPExtension\Adapters\MySQL\Occurrence[]
	 */
	public function CheckAlert404( $args = array() ) {
		return $this->getAdapter()->CheckAlert404( $args );
	}
}