<?php
/**
 * Classe Bourse par Pierre-Olivier MERCIER
 * Dernière édition le 21 Juillet 2008
 * Copyright Halo-Battle Tous droits réservés
 */
class Bourse{
	var $bd;

	var $id;
	var $nom;
	var $taxeA = 1.1;
	var $taxeV = 1.5;
	var $metal;
	var $cristal;
	var $actionsUser;
	var $user;

	/**
	 * Constructor
	 *
	 * @param String $nom Nom de l'action
	 * @param int $user ID du joueur à charger automatiquement
	 *
	 * @access protected
	 */
	function Bourse($nom = "", $user = 0){
		global $var___db, $config;
		$db = new bdd();
		$db->connexion();
		$this->bd = $db;

		if (!empty($nom)) {
			$this->loadAction($nom, "id");
			if (!empty($user)) $this->loadUser($user);
		}
	}

	function __destruct(){
		$this->bd->deconnexion();
	}

	function loadAction($nom, $type = "nom"){
		global $table_bourse;
		$this->bd->escape($nom);
		$act = $this->bd->unique_query("SELECT * FROM $table_bourse WHERE $type = '$nom';");
		if ($act) {
			$this->id = $act['id'];
			$this->nom = $act['nom'];
			$this->metal = $act['metal'];
			$this->cristal = $act['cristal'];
		}
		else erreur('Impossible de trouver cette action !', "red", '?p=bourse');
	}

	function loadUser($user, $type = "id"){
		global $table_user;
		$this->bd->escape($user);
		$act = $this->bd->unique_query("SELECT id, bourse FROM $table_user WHERE $type = '$user';");
		$this->user = $act['id'];
		$this->traitUser($act['bourse']);
	}

	function traitUser($start){
		$end = array();
		$start = explode(';', $start);
		$cnt = count($start);
		for($i = 0; $i < $cnt; $i++){
			$tmp = explode(':', $start[$i]);
			if (!empty($tmp[1])) $end[$tmp[0]] = explode(',', $tmp[1]);
			else $end[$tmp[0]] = array();
		}
		$this->actionsUser = $end;
	}

	function prixAchat($nb){
		return array(floor($this->metal * $nb * $this->taxeA), floor($this->cristal * $nb * $this->taxeA));
	}

	function prixVente($nb){
		if ($this->action() < $nb) $nb = $this->action();

		return array(floor($this->metal * $nb / $this->taxeV), floor($this->cristal * $nb / $this->taxeV));
	}

	function addAction($nb){
		$ret = array(floor($this->metal * $nb * $this->taxeA), floor($this->cristal * $nb * $this->taxeA));

		$this->metal *= pow(1.1, $nb);
		$this->cristal *= pow(1.1, $nb);

		for($i = 0; $i < $nb; $i++){
			$this->actionsUser[$this->id][] = time();
		}

		$this->maj();
		return $ret;
	}

	function delAction($nb){
		if ($this->action() < $nb) $nb = $this->action();

		$ret = array(floor($this->metal * $nb / $this->taxeV), floor($this->cristal * $nb / $this->taxeV));

		$this->metal /= pow(1.1, $nb);
		$this->cristal /= pow(1.1, $nb);

		for($i = 0; $i < $nb; $i++){
			unset($this->actionsUser[$this->id][$i]);
		}

		$this->maj();
		return $ret;
	}

	function actionIn24Hours(){
		$nb = 0;
		if (isset($this->actionsUser[$this->id])) {
			$cnt = count($this->actionsUser[$this->id]);
			for($i = 0; $i < $cnt; $i++){
				if ($this->actionsUser[$this->id][$i] > time() - 86400) $nb++;
			}
		}
		return $nb;
	}

	function action(){
		if (isset($this->actionsUser[$this->id])) return count($this->actionsUser[$this->id]);
		else return 0;

	}

	function maj(){
		$this->majBourse();
		$this->majUser();
		$this->fileSave();
	}

	function majBourse(){
		global $table_bourse;

		$this->bd->query("UPDATE $table_bourse SET nom = '".$this->nom."', metal = '".$this->metal."', cristal = '".$this->cristal."' WHERE id = ".$this->id.";");
	}

	function majUser(){
		global $table_user;

		$champ = '';
		foreach($this->actionsUser as $key => $cell) {
			if (count($cell) > 0) {
				if (empty($champ)) $champ .= $key.':'.implode(',', $cell);
				else $champ .= ';'.$key.':'.implode(',', $cell);
			}
		}

		$this->bd->query("UPDATE $table_user SET bourse = '$champ' WHERE id = ".$this->user.";");
	}

	function delUser($id = ""){
		if (!empty($id)) $this->loadUser($id);

		$champ = '';
		foreach($this->actionsUser as $key => $cell) {
			$cnt = count($cell);
			if ($cnt > 0) {
				$this->loadAction($key, "id");
				$this->delAction($cnt);
			}
		}
	}


	function fileSave(){
		$fichier = fopen(_FCORE."../game/cache/bourse/".$this->id.".".strftime('%Y%m%d').".bourse",'a+');
		fwrite($fichier, time().';'.$this->metal.';'.$this->cristal."\n");
		fclose($fichier);
	}


	function newGroupe($nom, $metal, $cristal, $description = ""){
		global $table_bourse;

		$this->bd->query("INSERT INTO $table_bourse (nom, metal, cristal, description) VALUES('$nom', '$metal', '$cristal', '$description');");
	}

	function editGroupe($description){
		//TODO toute cette fonction !!
	}
}
?>