<?php
/* Copyright (C) 2026 Eduard Wisch <data@data-it-solution.de>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 */

/**
 * \file    idsconnect/class/idslog.class.php
 * \ingroup idsconnect
 * \brief   Transaktionslog für IDS Connect
 */

/**
 * Klasse für IDS Connect Transaktionslog
 */
class IdsLog
{
	/** @var DoliDB */
	public $db;

	/** @var int */
	public $id;
	/** @var int */
	public $fk_supplier;
	/** @var int */
	public $fk_user;
	/** @var string WKE, WKS, ADL, LI, SV */
	public $action_type;
	/** @var string IN oder OUT */
	public $direction = 'OUT';
	/** @var string JSON mit Request-Daten */
	public $request_data;
	/** @var string JSON mit Response-Daten */
	public $response_data;
	/** @var string XML des Warenkorbs */
	public $cart_xml;
	/** @var string pending, success, error, cancelled */
	public $status = 'pending';
	/** @var string */
	public $error_message;
	/** @var string Sicherer Token für Callback */
	public $callback_token;
	/** @var int Verknüpfte Lieferantenbestellung */
	public $fk_commande;
	/** @var string */
	public $ip_address;
	/** @var string */
	public $date_creation;
	/** @var int */
	public $entity;

	/** @var string */
	public $error = '';

	const TABLE = 'idsconnect_log';

	/**
	 * Constructor
	 *
	 * @param DoliDB $db Datenbank-Handler
	 */
	public function __construct($db)
	{
		$this->db = $db;
	}

	/**
	 * Log-Eintrag erstellen
	 *
	 * @param User $user Benutzer
	 * @return int >0 bei Erfolg (ID), <0 bei Fehler
	 */
	public function create($user)
	{
		global $conf;

		if (!getDolGlobalInt('IDSCONNECT_LOG_ENABLED')) {
			// Auch ohne Logging den Token speichern für Callback-Verifikation
		}

		$this->entity = $conf->entity;
		$this->date_creation = dol_now();

		$sql = "INSERT INTO ".$this->db->prefix().self::TABLE." (";
		$sql .= "fk_supplier, fk_user, action_type, direction, request_data,";
		$sql .= " response_data, cart_xml, status, error_message, callback_token,";
		$sql .= " fk_commande, ip_address, date_creation, entity";
		$sql .= ") VALUES (";
		$sql .= ((int) $this->fk_supplier).",";
		$sql .= " ".((int) $this->fk_user).",";
		$sql .= " '".$this->db->escape($this->action_type)."',";
		$sql .= " '".$this->db->escape($this->direction)."',";
		$sql .= " ".($this->request_data ? "'".$this->db->escape($this->request_data)."'" : "NULL").",";
		$sql .= " ".($this->response_data ? "'".$this->db->escape($this->response_data)."'" : "NULL").",";
		$sql .= " ".($this->cart_xml ? "'".$this->db->escape($this->cart_xml)."'" : "NULL").",";
		$sql .= " '".$this->db->escape($this->status)."',";
		$sql .= " ".($this->error_message ? "'".$this->db->escape($this->error_message)."'" : "NULL").",";
		$sql .= " ".($this->callback_token ? "'".$this->db->escape($this->callback_token)."'" : "NULL").",";
		$sql .= " ".($this->fk_commande > 0 ? ((int) $this->fk_commande) : "NULL").",";
		$sql .= " ".($this->ip_address ? "'".$this->db->escape($this->ip_address)."'" : "NULL").",";
		$sql .= " '".$this->db->idate($this->date_creation)."',";
		$sql .= " ".((int) $this->entity);
		$sql .= ")";

		$resql = $this->db->query($sql);
		if ($resql) {
			$this->id = $this->db->last_insert_id($this->db->prefix().self::TABLE);
			return $this->id;
		}
		$this->error = $this->db->lasterror();
		return -1;
	}

	/**
	 * Log-Eintrag laden
	 *
	 * @param int $id ID
	 * @return int 1 bei Erfolg, 0 nicht gefunden, -1 Fehler
	 */
	public function fetch($id)
	{
		$sql = "SELECT rowid, fk_supplier, fk_user, action_type, direction,";
		$sql .= " request_data, response_data, cart_xml, status, error_message,";
		$sql .= " callback_token, fk_commande, ip_address, date_creation, entity";
		$sql .= " FROM ".$this->db->prefix().self::TABLE;
		$sql .= " WHERE rowid = ".((int) $id);

		$resql = $this->db->query($sql);
		if ($resql) {
			if ($this->db->num_rows($resql) > 0) {
				$obj = $this->db->fetch_object($resql);
				$this->id = $obj->rowid;
				$this->fk_supplier = $obj->fk_supplier;
				$this->fk_user = $obj->fk_user;
				$this->action_type = $obj->action_type;
				$this->direction = $obj->direction;
				$this->request_data = $obj->request_data;
				$this->response_data = $obj->response_data;
				$this->cart_xml = $obj->cart_xml;
				$this->status = $obj->status;
				$this->error_message = $obj->error_message;
				$this->callback_token = $obj->callback_token;
				$this->fk_commande = $obj->fk_commande;
				$this->ip_address = $obj->ip_address;
				$this->date_creation = $this->db->jdate($obj->date_creation);
				$this->entity = $obj->entity;
				return 1;
			}
			return 0;
		}
		$this->error = $this->db->lasterror();
		return -1;
	}

	/**
	 * Log-Status aktualisieren
	 *
	 * @param string $status Neuer Status
	 * @param string $response_data Response-Daten (JSON)
	 * @param string $error_message Fehlermeldung
	 * @return int 1 bei Erfolg, -1 bei Fehler
	 */
	public function updateStatus($status, $response_data = '', $error_message = '')
	{
		$sql = "UPDATE ".$this->db->prefix().self::TABLE." SET";
		$sql .= " status = '".$this->db->escape($status)."'";
		if ($response_data) {
			$sql .= ", response_data = '".$this->db->escape($response_data)."'";
		}
		if ($error_message) {
			$sql .= ", error_message = '".$this->db->escape($error_message)."'";
		}
		$sql .= " WHERE rowid = ".((int) $this->id);

		$resql = $this->db->query($sql);
		if ($resql) {
			$this->status = $status;
			return 1;
		}
		$this->error = $this->db->lasterror();
		return -1;
	}

	/**
	 * Warenkorb-XML und verknüpfte Bestellung speichern
	 *
	 * @param string $cart_xml Warenkorb-XML
	 * @param int $fk_commande Lieferantenbestellungs-ID
	 * @return int 1 bei Erfolg, -1 bei Fehler
	 */
	public function updateCart($cart_xml, $fk_commande = 0)
	{
		$sql = "UPDATE ".$this->db->prefix().self::TABLE." SET";
		$sql .= " cart_xml = '".$this->db->escape($cart_xml)."'";
		if ($fk_commande > 0) {
			$sql .= ", fk_commande = ".((int) $fk_commande);
		}
		$sql .= " WHERE rowid = ".((int) $this->id);

		$resql = $this->db->query($sql);
		if ($resql) {
			$this->cart_xml = $cart_xml;
			$this->fk_commande = $fk_commande;
			return 1;
		}
		$this->error = $this->db->lasterror();
		return -1;
	}

	/**
	 * Letzte Log-Einträge laden
	 *
	 * @param int $limit Anzahl
	 * @param int $supplierId Nur für bestimmten Großhändler
	 * @return array|int Array mit Log-Objekten oder -1
	 */
	public function fetchLast($limit = 50, $supplierId = 0)
	{
		$list = array();

		$sql = "SELECT rowid FROM ".$this->db->prefix().self::TABLE;
		$sql .= " WHERE entity IN (".getEntity('idsconnect').")";
		if ($supplierId > 0) {
			$sql .= " AND fk_supplier = ".((int) $supplierId);
		}
		$sql .= " ORDER BY date_creation DESC";
		$sql .= $this->db->plimit($limit);

		$resql = $this->db->query($sql);
		if ($resql) {
			while ($obj = $this->db->fetch_object($resql)) {
				$log = new self($this->db);
				$log->fetch($obj->rowid);
				$list[] = $log;
			}
			return $list;
		}
		$this->error = $this->db->lasterror();
		return -1;
	}

	/**
	 * Status als lokalisiertes Label
	 *
	 * @return string HTML-Badge mit Status
	 */
	public function getStatusLabel()
	{
		switch ($this->status) {
			case 'pending':
				return '<span class="badge badge-warning">Ausstehend</span>';
			case 'success':
				return '<span class="badge badge-success">Erfolgreich</span>';
			case 'error':
				return '<span class="badge badge-danger">Fehler</span>';
			case 'cancelled':
				return '<span class="badge badge-secondary">Abgebrochen</span>';
			default:
				return '<span class="badge badge-secondary">'.htmlspecialchars($this->status).'</span>';
		}
	}

	/**
	 * Action als lesbaren Text
	 *
	 * @return string
	 */
	public function getActionLabel()
	{
		$labels = array(
			'WKE' => 'Warenkorb empfangen',
			'WKS' => 'Warenkorb senden',
			'ADL' => 'Artikel Deep-Link',
			'LI'  => 'Login-Info',
			'SV'  => 'Schnittstellenversion',
		);
		return $labels[$this->action_type] ?? $this->action_type;
	}
}