<?php

header( 'Content-Type: application/json' );
include 'controllers/inc/init_db.php';
include 'controllers/inc/init_session.php';
include 'controllers/inc/init_partcp.php';

if ( empty( $serverLong ) ){
	die( json_encode( [ 'status' => 0, 'error' => 'Kein Server ausgewählt' ] ) );
}

if ( empty( $idLong ) ){
	die( json_encode( [ 'status' => 0, 'error' => 'Keine Identität ausgewählt' ] ) );
}

if ( empty( $_REQUEST['eventId'] ) || empty( $_REQUEST['usage'] ) ){
	die( json_encode( [ 'status' => 0, 'error' => 'Daten unvollständig' ] ) );
}

if ( $_REQUEST['usage'] == 'csv' ){
	if ( empty( $_REQUEST['count'] ) ){
		die( json_encode( [ 'status' => 0, 'error' => 'Daten unvollständig' ] ) );
	}
	$count = (int) $_REQUEST['count'];
	$limit = $user['settings']['csv_limit'] ?? 100;
	if ( $count < 0 || $count > $limit ){
		die( json_encode( [ 'status' => 0, 'error' => "Ungültige Anzahl (1..{$limit})" ] ) );
	}
	$msg = new ParTCP_Outgoing_Message( $serverLong, $idLong, 'multi-registration' );
	$msg->set( 'Event-Id', $_REQUEST['eventId'] );
	$msg->set( 'Count', $count );
	$response = pas_check_response( $msg->send() );
	if ( is_string( $response ) ){
		die( json_encode( [ 'status' => 0, 'error' => $response ] ) );
	}
	$codes = $response->get('Lot-Codes');
	if ( ! is_array( $codes ) ){
		die( json_encode( [ 'status' => 0, 'error' => 'Bei der Kommunikation mit dem Abstimmungsserver ist ein Fehler aufgetreten' ] ) );
	}
	if ( empty( $_REQUEST['eventCode'] ) ){
		$eventId = $_REQUEST['eventId'];
		$server = $_REQUEST['serverName'];
		$codes = implode( "@{$server}/{$eventId}\n", $codes )
			. "@{$server}/{$eventId}";
	}
	else {
		$eventCode = $_REQUEST['eventCode'];
		$codes = implode( "@{$eventCode}\n", $codes ) . "@{$eventCode}";
	}
	echo json_encode( [ 'status' => 1,
		'file_name' => 'lotcodes-' . basename( $_REQUEST['eventId'] ) . '.csv',
		'file_data' => "code\n{$codes}" ] );
	exit;
}

if ( $_REQUEST['usage'] == 'deposit' ){
	if ( empty( $_REQUEST['list'] ) ){
		die( json_encode( [ 'status' => 0, 'error' => 'Daten unvollständig' ] ) );
	}
	$list = array_map( 'trim', explode( "\n", strtolower( $_REQUEST['list'] ) ) );
	$list = array_filter( $list );
	$limit = $user['settings']['deposit_limit'] ?? 100;
	if ( count( $list ) > $limit ){
		die( json_encode( [ 'status' => 0, 'error' => "Maximal {$limit} Kennungen erlaubt" ] ) );
	}
	shuffle( $list );
	require_once 'lib/ptcp_tools.class.php';
	$result = ParTCP_Tools::lotcode_deposit( $serverLong, $idLong, $_REQUEST['eventId'], $list );
	if ( ! empty( $response['error'] ) ){
		die( json_encode( [ 'status' => 0, 'error' => $response['error'] ] ) );
	}
	$data = "Server: {$serverLong}\n"
	 . "User: {$idLong}\n"
	 . "Event: {$_REQUEST['eventId']}\n"
	 . "Date: " . date('c') . "\n\n";
	foreach ( $result as $status => $list ){
		if ( $list ){
			$data .= "## {$status} ##\n" . implode( "\n", $list ) . "\n\n";
		}
	}
	echo json_encode( [ 'status' => 1,
		'file_name' => 'deposits-' . basename( $_REQUEST['eventId'] ) . '.txt',
		'file_data' => $data ] );
	exit;
}

if ( $_REQUEST['usage'] == 'email' ){
	if ( empty( $_REQUEST['list'] ) || empty( $user['settings']['smtpHost'] )
		|| empty( $_REQUEST['password'] ) || empty( $_REQUEST['emailSubject'] )
		|| empty( $_REQUEST['emailText'] )
	){
		die( json_encode( [ 'status' => 0, 'error' => 'Daten unvollständig' ] ) );
	}
	if ( strpos( $_REQUEST['emailText'], '%%' ) === FALSE ){
		die( json_encode( [ 'status' => 0, 'error' => 'Platzhalter %% fehlt in E-Mail-Text' ] ) );
	}
	if ( empty( $user['settings']['smtpHost'] ) || empty( $user['settings']['smtpUser'] )
		|| empty( $user['settings']['smtpPort'] )
	){
		die( json_encode( [ 'status' => 0, 'error' => 'Ausgangsserver nicht vollständig konfiguriert' ] ) );
	}
	require_once 'lib/pas_smtp_servers.class.php';
	//$smtpServers = new PAS_SMTP_Servers( $pdo );
	//$server = $smtpServers->get( $_REQUEST['smtpHost'] );
	//if ( empty( $server['name'] ) ){
	//	die( json_encode( [ 'status' => 0, 'error' => 'Ungültiger SMTP-Server' ] ) );
	//}
	$addresses = explode( "\n", $_REQUEST['list'] );
	$addresses = array_filter( array_map( 'trim', $addresses ) );
	$addressCount = count( $addresses );
	$limit = $user['settings']['email_limit'] ?? 10;
	if ( $addressCount > $limit ){
		die( json_encode( [ 'status' => 0, 'error' => "Maximal {$limit} Adressen erlaubt" ] ) );
	}
	$msg = new ParTCP_Outgoing_Message( $serverLong, $idLong, 'multi-registration' );
	$msg->set( 'Event-Id', $_REQUEST['eventId'] );
	$msg->set( 'Count', $addressCount );
	$response = pas_check_response( $msg->send() );
	if ( is_string( $response ) ){
		die( json_encode( [ 'status' => 0, 'error' => $response ] ) );
	}
	$codes = $response->get('Lot-Codes');
	if ( ! is_array( $codes ) ){
		die( json_encode( [ 'status' => 0, 'error' => 'Bei der Kommunikation mit dem Abstimmungsserver ist ein Fehler aufgetreten' ] ) );
	}
	require_once 'lib/smtp_mailer.class.php';
	$mailer = new SMTP_Mailer( $user['settings']['smtpHost'],
		$user['settings']['smtpPort'], $user['settings']['smtpUser'],
		$_REQUEST['password'], $user['settings']['smtpSecurity'] ?? NULL );
	if ( ! empty( $user['settings']['smtpDebug'] ) ){
		$mailer->debug = TRUE;
	}
	$resultList = [];
	$suffix = $_REQUEST['eventCode'] ?? "{$_REQUEST['serverName']}/{$_REQUEST['eventId']}";
	for ( $i = 0; $i < $addressCount; $i++ ){
		$text = str_replace( '%%', "{$codes[ $i ]}@{$suffix}", $_REQUEST['emailText'] );
		$result = $mailer->mail( $addresses[ $i ], $_REQUEST['emailSubject'],
			$text, $user['settings']['smtpFrom'] ?? $user['settings']['smtpUser'] );
		if ( $mailer->debug && ! $result ){
			$errorCondition = TRUE;
		}
		$resultList[] = $addresses[ $i ] . ( $result ? ' OK' : " ERROR {$mailer->lastError}" );
	}
	if ( ! empty( $errorCondition ) ){
		die( json_encode( [ 'status' => 0, 'error' => $mailer->protocol ] ) );
	}
	echo json_encode( [ 'status' => 1,
		'file_name' => 'mails-sent-' . basename( $_REQUEST['eventId'] ) . '.txt',
		'file_data' => implode( "\n", $resultList ) ] );
	exit;
}

die( json_encode( [ 'status' => 0, 'error' => 'Unknown usage' ] ) );

// end of file ajax/generate_lots.php