<?php
class EndpointsApi extends ApiController{

	public function default(){
		// $this->requireAuth();
		$obj = $this->input;

		//variables Definition
		$command = "null";

		//Log
		$logManager = new LogManager();
		$apiLogManager = new LogManager('../logs//api/'. date("Y-m-d").'.log');

		//Token Checks
		if ($obj['token'] == null || !isset($obj['token'])) {
			$this->response([
				'state' => 'unsuccess',
				'errorMSG' => "Missing Value Token in JSON payload",
			], 401);
			die();
		}

		//Vstupní Checky
		if (!DeviceManager::registeret($obj['token'])) {
			//Notification data setup
			$notificationMng = new NotificationManager;
			$notificationData = [
				'title' => 'Info',
				'body' => 'New device Detected Found',
				'icon' => BASEDIR . '/app/templates/images/icon-192x192.png',
			];

			//Subdevice Registration
			$deviceId = DeviceManager::create($obj['token'], $obj['token']);
			foreach ($obj['values'] as $key => $value) {
				if (!SubDeviceManager::getSubDeviceByMaster($deviceId, $key)) {
					SubDeviceManager::create($deviceId, $key, UNITS[$key]);
				}
			}

			//Notification for newly added Device
			if ($notificationData != []) {
				$subscribers = $notificationMng::getSubscription();
				foreach ($subscribers as $key => $subscriber) {
					$logManager->write("[NOTIFICATION] SENDING TO" . $subscriber['id'] . " ", LogRecordType::INFO);
					$notificationMng::sendSimpleNotification(SERVERKEY, $subscriber['token'], $notificationData);
				}
			}

			$logManager->write("[API] Registering Device", LogRecordType::INFO);
			$this->response([
				'state' => 'unsuccess',
				'errorMSG' => "Device not registeret",
			], 401);
		}

		if (!DeviceManager::approved($obj['token'])) {
			$this->response([
				'state' => 'unsuccess',
				'errorMSG' => "Unaproved Device",
			], 401);
		}

		//Diagnostic/Log Data Save
		if (isset($obj['settings'])){
			$data = ['mac' => $obj['settings']["network"]["mac"], 'ip_address' => $obj['settings']["network"]["ip"]];
			if (array_key_exists("firmware_hash", $obj['settings'])) {
				$data['firmware_hash'] = $obj['settings']["firmware_hash"];
			}
			DeviceManager::editByToken($obj['token'], $data);
			$this->response([
				'state' => 'succes',
				'command' => $command,
				]);
			}

			// Issuing command
			if ($command == "null"){
				$device = DeviceManager::getDeviceByToken($obj['token']);
				$deviceId = $device['device_id'];
				$deviceCommand = $device["command"];
				if ($deviceCommand != '' && $deviceCommand != null && $deviceCommand != "null")
				{
					$command = $deviceCommand;
					$data = [
						'command'=>'null'
					];
					DeviceManager::editByToken($obj['token'], $data);
					$logManager->write("[API] Device_ID " . $deviceId . " executing command " . $command, LogRecordType::INFO);
				}
			}

			$jsonAnswer = [];
			$subDeviceLastReordValue = [];
			$device = DeviceManager::getDeviceByToken($obj['token']);
			$deviceId = $device['device_id'];

			if (isset($obj['values'])) {
				//ZAPIS
				foreach ($obj['values'] as $key => $value) {
					if (!SubDeviceManager::getSubDeviceByMaster($deviceId, $key)) {
						SubDeviceManager::create($deviceId, $key, UNITS[$key]);
					}
					$subDeviceLastReordValue[$key] = $value['value'];
					RecordManager::create($deviceId, $key, round($value['value'],3));
					$logManager->write("[API] Device_ID " . $deviceId . " writed value " . $key . ' ' . $value['value'], LogRecordType::INFO);

					//notification
					if ($key == 'door' || $key == 'water') {
						$notificationMng = new NotificationManager;
						$notificationData = [];

						switch ($key) {
							case 'door':
								$notificationData = [
									'title' => 'Info',
									'body' => 'Someone just open up '.$device['name'],
									'icon' => BASEDIR . '/app/templates/images/icon-192x192.png',
								];

							break;
							case 'water':
								$notificationData = [
									'title' => 'Alert',
									'body' => 'Wather leak detected by '.$device['name'],
									'icon' => BASEDIR . '/app/templates/images/icon-192x192.png',
								];
							break;
						}
						if (DEBUGMOD) $notificationData['body'] .= ' value='.$value['value'];
						if ($notificationData != []) {
							$subscribers = $notificationMng::getSubscription();
							foreach ($subscribers as $key => $subscriber) {
								$logManager->write("[NOTIFICATION] SENDING TO" . $subscriber['id'] . " ", LogRecordType::INFO);
								$notificationMng::sendSimpleNotification(SERVERKEY, $subscriber['token'], $notificationData);
							}
						}
					}
				}


				//upravit format na setings-> netvork etc

				$subDevicesTypeList = SubDeviceManager::getSubDeviceSTypeForMater($deviceId);
				if (!in_array($subDevicesTypeList, ['on/off', 'door', 'water'])) {
					$jsonAnswer['device']['sleepTime'] = $device['sleep_time'];
				}
			} else {
				if (count(SubDeviceManager::getAllSubDevices($deviceId)) == 0) {
					SubDeviceManager::create($deviceId, 'on/off', UNITS[$key]);
					//RecordManager::create($deviceId, 'on/off', 0);
				}

				$subDevicesData = SubDeviceManager::getAllSubDevices($deviceId);

				foreach ($subDevicesData as $key => $subDeviceData) {
					$subDeviceId = $subDeviceData['subdevice_id'];
					$subDeviceLastReord = RecordManager::getLastRecord($subDeviceId);
					$subDeviceLastReordValue[$subDeviceData['type']] = $subDeviceLastReord['value'];

					if ($subDeviceLastReord['execuded'] == 0){
						$logManager->write("[API] subDevice_ID ".$subDeviceId . " executed comand with value " . json_encode($subDeviceLastReordValue) ." executed " . $subDeviceLastReord['execuded'], LogRecordType::INFO);
						RecordManager::setExecuted($subDeviceLastReord['record_id']);
					}
				}
			}

			$hostname = "";
			$hostname = strtolower($device['name']);
			$hostname = str_replace(' ', '_', $hostname);

			$jsonAnswer['device']['hostname'] = $hostname;
			$jsonAnswer['state'] = 'succes';
			$jsonAnswer['values'] = $subDeviceLastReordValue;
			$jsonAnswer['command'] = $command;

			$this->response($jsonAnswer);
			// this method returns response as json

		}

	private function sendFile($path)
	{
		header($_SERVER["SERVER_PROTOCOL"] . ' 200 OK', true, 200);
		header('Content-Type: application/octet-stream', true);
		header('Content-Disposition: attachment; filename=' . basename($path));
		header('Content-Length: ' . filesize($path), true);
		header('x-MD5: ' . md5_file($path), true);
		readfile($path);
	}

	public function update() {
		$logManager = new LogManager();

		header('Content-type: text/plain; charset=utf8', true);

		//Filtrování IP adress
		if (DEBUGMOD != 1) {
			if (!in_array($_SERVER['REMOTE_ADDR'], HOMEIP)) {
				echo json_encode(array(
					'state' => 'unsuccess',
					'errorMSG' => "Using API from your IP insnt alowed!",
				));
				header($_SERVER["SERVER_PROTOCOL"]." 401 Unauthorized");
				$logManager->write("[Updater] acces denied from " . $_SERVER['REMOTE_ADDR'], LogRecordType::WARNING);
				exit();
			}
		}

		$macAddress = $_SERVER['HTTP_X_ESP8266_STA_MAC'];
		$localBinary = "./app/updater/" . str_replace(':', '', $macAddress) . ".bin";
		$logManager->write("[Updater] url: " . $localBinary, LogRecordType::INFO);
		$logManager->write("[Updater] version: " . $_SERVER['HTTP_X_ESP8266_SKETCH_MD5'], LogRecordType::INFO);
		if (file_exists($localBinary)) {
			$logManager->write("[Updater] version PHP: \n" . md5_file($localBinary), LogRecordType::INFO);
			if ($_SERVER['HTTP_X_ESP8266_SKETCH_MD5'] != md5_file($localBinary)) {
				$this->sendFile($localBinary);
				//get device data
				$device = DeviceManager::getDeviceByMac($macAddress);
				$deviceName = $device['name'];
				$deviceId = $device['device_id'];
				//logfile write
				$logManager->write("[Device] device_ID " . $deviceId . " was just updated to new version", LogRecordType::WARNING);
				$logManager->write("[Device] version hash: \n" . md5_file($localBinary), LogRecordType::INFO);
				//notification
				$notificationMng = new NotificationManager;
				$notificationData = [
					'title' => 'Info',
					'body' => $deviceName.' was just updated to new version',
					'icon' => BASEDIR . '/app/templates/images/icon-192x192.png',
				];
				if ($notificationData != []) {
					$subscribers = $notificationMng->getSubscription();
					foreach ($subscribers as $key => $subscriber) {
						$logManager->write("[NOTIFICATION] SENDING TO " . $subscriber['id'] . " ", LogRecordType::INFO);
						$answer = $notificationMng->sendSimpleNotification(SERVERKEY, $subscriber['token'], $notificationData);
					}
				}
			} else {
					header($_SERVER["SERVER_PROTOCOL"].' 304 Not Modified', true, 304);
			}
		} else {
			header($_SERVER["SERVER_PROTOCOL"]." 404 Not Found");
		}
		die();
	}
}