<?php
class Membre {
	const DEFAULT_BANNER = "pictures/bande.png";
	
	protected $ID;
	protected $pseudo;
	protected $hashedPassword;
	protected $adminLevel;
	protected $dateCreation;
	protected $requiredBanner;
	protected $personnalMessage;
	
	protected $connected;
	protected $valid;
	
	public function __construct($ID) {
		$this->ID = $ID;
		$this->connected = FALSE;
		$req = $GLOBALS['bdd']->prepare('SELECT * FROM membres WHERE ID=?');
		$req->execute(array($ID));
		if($rep = $req->fetch()){
			$this->valid = TRUE;
			$this->pseudo = $rep['pseudo'];
			$this->adminLevel = $rep['adminLevel'];
			$this->dateCreation = $rep['dateCreation'];
			$this->hashedPassword = $rep['hashedPassword'];
			$this->decodeData($rep['data']);
		}else{
			$this->valid = FALSE;
		}
	}
	
	public function connect($password) {
			$this->connected = password_verify ( $this->pass, $rep ['mdp'] );
		
			return $this->connected;
		
	}
	
	public function __toString(){
		$out = 'Membre\n';
		$out .= '\tID:' . $this->ID . '\n';
		$out .= '\tPseudo:' . $this->pseudo . '\n';
		$out .= '\tAdmin level:' . $this->adminLevel . '\n';
		$out .= '\tDate of creation:' . $this->dateCreation . '\n';
		$out .= '\tRequired banner:' . $this->requiredBanner . '\n';
		$out .= '\tPersonnal message:' . $this->personnalMessage . '\n';
		return out;
	}
	
	public function isConnected(){
		return $this->connected;
	}
	
	public function exists(){
		return $this->valid;
	}
	
	private function decodeData($data) {
		$jsonData = json_decode ( $data );
		// Set the data's required_banner if it is defined , otherwise sets the DEFAULT_BANNER
		$this->requiredBanner = $jsonData ['requiredBanner'] ?? self::DEFAULT_BANNER;
		$this->personnalMessage = $jsonData ['personnalMessage'] ?? NULL;
	}
	
	
	//Getters
	public function getID(){
		return $this->ID;
	}
	
	public function getPseudo(){
		return $this->pseudo;
	}
	
	public function getAdminLevel() {
		return $this->adminLevel;
	}
	
	public function getDateCreation(){
		return $this->dateCreation;
	}
	
	public function getRequiredBanner() {
		return $this->requiredBanner;
	}
	
	public function getPersonnalMessage(){
		return $this->personnalMessage;
	}
	
	
	//Useful getters
	public function isAdminLevelLowerThan($max){
		return $this->adminLevel<$max;
	}
	
	public function isAdminLevelGreaterThan($min){
		return $this->adminLevel>$max;
	}
	
	public function isAdminLevelLowerOrEqualThan($max){
		return $this->adminLevel<$max;
	}
	
	public function isAdminLevelGreaterOrEqualThan($min){
		return $this->adminLevel>$max;
	}
	
	public function hasPersonnalMessage() {
		return isset ( $this->personnalMessage );
	}
	
	public function showPersonnalMessage() {
		$msg = $this->personnalMessage;
		$this->setPersonnalMessage = NULL;
		return $msg;
	}
	
	//Setters
	public function changePassword($newPassword){
		if(strlen($newPassword)>255)
			return Membre::PASSWORD_TOO_LONG;
		$req = $GLOBALS['bdd']->prepare('UPDATE membres SET mdp=? WHERE ID=?');
		$req->execute(array(password_hash ( $newPassword, PASSWORD_DEFAULT ),$this->ID));
		return Membre::PASSWORD_CHANGED;
	}
	
	
	//Membre getters
	private static function memberGetterOutput($req){
		$out = array();
		while($rep = $req->fetch())
			$out[] = new Membre($rep['ID']);
			switch(count($out)){
				case 0:
					return NULL;
				case 1:
					return $out[0];
				default:
					return $out;
			}
	}
	
	public static function getFromPseudo($pseudo){
		$req = $GLOBALS['bdd']->prepare('SELECT * FROM membres WHERE pseudo=?');
		$req->execute(array($pseudo));
		return membreGetterOutput($req);
	}
	
	public static function getFromAdminLevel($level){
		$req = $GLOBALS['bdd']->prepare('SELECT * FROM membres WHERE adminLevel=?');
		$req->execute(array($level));
		return membreGetterOutput($req);
	}
	
	public static function getFromDateCreation($date){
		$req = $GLOBALS['bdd']->prepare('SELECT * FROM membres WHERE dateCreation=?');
		$req->execute(array($date));
		return membreGetterOutput($req);
	}
	
	public static function getCreatedLaterThan($date){
		$req = $GLOBALS['bdd']->prepare('SELECT * FROM membres WHERE dateCreation>?');
		$req->execute(array($date));
		return membreGetterOutput($req);
	}
	
	public static function getCreatedEarlierThan($date){
		$req = $GLOBALS['bdd']->prepare('SELECT * FROM membres WHERE dateCreation<?');
		$req->execute(array($date));
		return membreGetterOutput($req);
	}
	
	public static function getAdminGreaterThan($min){
		$req = $GLOBALS['bdd']->prepare('SELECT * FROM membres WHERE adminLevel>?');
		$req->execute(array($min));
		return membreGetterOutput($req);
	}
	
	public static function getAdminLowerThan($max){
		$req = $GLOBALS['bdd']->prepare('SELECT * FROM membres WHERE adminLevel<?');
		$req->execute(array($max));
		return membreGetterOutput($req);
	}
	
	
	//Membre creator
	public static function registerPerson($pseudo, $mdp) {
		if (Membre::getFromPseudo($pseudo))
			return Membre::USED_USERNAME;
		$req = $GLOBALS ['bdd']->prepare ('INSERT INTO membres(pseudo,mdp,date_creation) VALUES (?,?,NOW())');
		$req->execute (array($pseudo,password_hash( $mdp, PASSWORD_DEFAULT)));
		return Membre::USERNAME_CHANGED;
	}

	
	//Outputs texts
	
	//changePassword
	const PASSWORD_TOO_LONG = 'Le mot de passe est trop long ! (Max : 255 caract&egrave;res)';
	const PASSWORD_CHANGED = 'Le mot de passe a bien &eacute;t&eacute; chang&eacute;';
	
	//registerPerson
	const USED_USERNAME = 'Le pseudonyme est d&eacute;j&agrave; utilis&eacute;';
	const PERSON_REGISTERED = 'Le membre a bien &eacute;t&eacute; inscrit !';
}