<?php

class Demodata {
	public static function insertdemodata() {
		try {
			$pdo = DbUtils::openDbAndReturnPdoStatic();
			date_default_timezone_set(DbUtils::getTimeZone());
			$today = date('Y-m-d');
			$yesterdayDT = new DateTime('yesterday');
			$yesterday = $yesterdayDT->format('Y-m-d');
			$previousmonth = date("Y-m", strtotime("first day of previous month")) . "-01";
			$secondDayOfPreviosMonth = date("Y-m", strtotime("first day of previous month")) . "-02";
			$thirdDayOfPreviosMonth = date("Y-m", strtotime("first day of previous month")) . "-03";

			$sql = "SELECT id,priceA as price FROM %products% WHERE available='1' AND unit is NULL AND removed is null ORDER BY id LIMIT 40";
			$prods = CommonUtils::fetchSqlAll($pdo, $sql);
			if (count($prods) == 0) {
				echo json_encode(array("status" => "ERROR","msg" => "Keine bestellbaren Produkte vorhanden"));
				return;
			}
			
			$sql = "SELECT id from %resttables% WHERE active='1' AND removed is null ORDER BY roomid,sorting LIMIT 18";
			$tablesCore = CommonUtils::fetchSqlAll($pdo, $sql);
			if (count($tablesCore) == 0) {
				echo json_encode(array("status" => "ERROR","msg" => "Keine aktiven Tische angelegt"));
				return;
			}
			
			$sql = "SELECT id FROM %user% WHERE active=1 ORDER BY id";
			$users = CommonUtils::fetchSqlAll($pdo, $sql);
			if (count($users) == 0) {
				echo json_encode(array("status" => "ERROR","msg" => "Keine aktiven Benutzer angelegt"));
				return;
			}
			
			$tables = self::createDemoForADate($pdo, $previousmonth, $users, $prods, $tablesCore);
			
			$tables = self::createSomeBills($pdo, $tables, $users, $secondDayOfPreviosMonth);
			
			// TODO: cash insert!
			Bill::doCashActionCore(123.45, "Bareinlage 1", $previousmonth . " 18:31:00", $users[0]["id"]);
			if (count($users) > 1) {
				Bill::doCashActionCore(234.56, "Bareinlage 2", $previousmonth . " 18:42:00", $users[1]["id"]);
			}
			
			$billModule = new Bill();
			$ok = $billModule->cancelBill($pdo, $tables[0]["billid"], "", "Demo-Storno", false, false, false, 0, $thirdDayOfPreviosMonth . " 22:10:00");
			if (count($tables) > 1) {
				$ok = $billModule->cancelBill($pdo, $tables[2]["billid"], "", "Demo-Storno", false, false, false, 1, $thirdDayOfPreviosMonth . " 22:12:20");
			}
			
			$dateOfClosing = $thirdDayOfPreviosMonth . " 23:55:00";
			$sql = "SELECT closingdate FROM %closing% ORDER BY closingdate DESC LIMIT 1";
			$result = CommonUtils::fetchSqlAll($pdo, $sql);
			if (count($result) > 0) {
				$dateOfClosing = $result[0]["closingdate"];
			}
			
			$closing = new Closing();
			$result = $closing->createClosingCore($pdo, "Tageserfassung letzten Monat", 0, $dateOfClosing, false);
			
			$sql = "SELECT closingdate FROM %closing% WHERE DATE(closingdate) >= DATE(NOW() - INTERVAL 2 DAY)";
			$result = CommonUtils::fetchSqlAll($pdo, $sql);
			if (count($result) == 0) {

				$tables = self::createDemoForADate($pdo, $yesterday, $users, $prods, $tablesCore);
				$tables = self::createSomeBills($pdo, $tables, $users, $yesterday);

				// TODO: cash insert!
				Bill::doCashActionCore(200.45, "Bareinlage 1", $today . " 18:30:00", $users[0]["id"]);
				if (count($users) > 1) {
					Bill::doCashActionCore(400, "Bareinlage 2", $today . " 18:35:00", $users[1]["id"]);
				}
				$result = $closing->createClosingCore($pdo, "Tageserfassung diesen Monat", 0, $yesterday . " 22:00:00", false);
				
				$tables = self::createDemoForADate($pdo, $today, $users, $prods, $tablesCore);
				$tables = self::createSomeBills($pdo, $tables, $users, $today);
			}
			
			// reateNewCustomer($pdo,$name,$email,$addr,$remark,$phone,$mobil,$www,$hello,$regards,$checkin,$checkout,$room)
			$customersModule = new Customers();
			$customersModule->createNewCustomer($pdo, "Max Mustermann", "max@nospam.de", '', '', '', '', '', 'Herr', '', $previousmonth, null, "1");
			$customersModule->createNewCustomer($pdo, "Silke Musterfrau", "silke@nospam.de", '', '', '', '', '', 'Frau', '', $previousmonth, null, "2");
			$customersModule->createNewCustomer($pdo, "Donald Duck", "donald@nospam.de", '', '', '', '', '', 'Herr', '', $yesterday, null, "3");
			$customersModule->createNewCustomer($pdo, "Harry Potter", "harry@nospam.de", '', '', '', '', '', 'Herr', '', $yesterday, null, "4");
			$customersModule->createNewCustomer($pdo, "Jack Smith", "jack@nospam.de", '', '', '', '', '', 'Mr', '', $previousmonth, $yesterday, "5");
			
			echo json_encode(array("status" => "OK"));
		} catch (Exception $ex) {
			echo json_encode(array("status" => "ERROR","msg" => $ex->getMessage()));
		}
	}
	
	private static function createDemoForADate($pdo,$dateStr,$users,$prods,$tables) {
		$prodindex = 0;
		$userindex = 0;
		for ($hour = 0; $hour < 18; $hour++, $hour++) {
			$tableindex = 0;
			while ($tableindex < count($tables)) {
				$tableid = $tables[$tableindex]["id"];
				$prod = $prods[$prodindex];

				$prodElement = array(
				    "changedPrice" => "NO",
				    "extras" => "",
				    "option" => "",
				    "price" => $prod["price"],
				    "prodid" => $prod["id"],
				    "togo" => 0,
				    "unit" => 0,
				    "unitamount" => 1);
				$prodArr = array($prodElement);
				$userid = $users[$userindex]["id"];
				$time = $dateStr . " " . self::leadingzeronumber($hour) . ":05:20";

				$ret = QueueContent::addProductListToQueueCore($pdo, $time, $tableid, $prodArr, 0, 's', $userid);
				if ($ret["status"] != "OK") {
					echo json_encode($ret);
					return;
				}
				if (!isset($tables[$tableindex]["queueids"])) {
					$tables[$tableindex]["queueids"] = [];
				}
				$tables[$tableindex]["queueids"] = array_merge($tables[$tableindex]["queueids"], $ret['queueids']);
				$prodindex = ($prodindex + 1) % count($prods);
				$userindex = ($userindex + 1) % count($users);
				$tableindex += 2;
			}
		}
		return $tables;
	}

	private static function createSomeBills($pdo,$tables,$users,$date) {
		$queue = new QueueContent;
		$tables[0]["billid"] = self::createBillOfTable($pdo, $queue, join(',', $tables[0]["queueids"]), $tables[0]["id"], 1, $users[0 % count($users)]["id"], $date . " 19:14:15");

		if (count($tables) >= 3) {
			$tables[2]["billid"] = self::createBillOfTable($pdo, $queue, join(',', $tables[2]["queueids"]), $tables[2]["id"], 2, $users[1 % count($users)]["id"], $date . " 19:14:25");
		}
		if (count($tables) >= 5) {
			$tables[4]["billid"] = self::createBillOfTable($pdo, $queue, join(',', $tables[4]["queueids"]), $tables[4]["id"], 3, $users[2 % count($users)]["id"], $date . " 19:15:15");
		}
		if (count($tables) >= 7) {
			$tables[6]["billid"] = self::createBillOfTable($pdo, $queue, join(',', $tables[6]["queueids"]), $tables[6]["id"], 1, $users[3 % count($users)]["id"], $date . " 20:15:15");
		}
		if (count($tables) >= 8) {
			$tables[7]["billid"] = self::createBillOfTable($pdo, $queue, join(',', $tables[7]["queueids"]), $tables[7]["id"], 1, $users[4 % count($users)]["id"], $date . " 20:15:15");
		}
		if (count($tables) >= 10) {
			$tables[9]["billid"] = self::createBillOfTable($pdo, $queue, join(',', $tables[9]["queueids"]), $tables[9]["id"], 1, $users[5 % count($users)]["id"], $date . " 21:10:00");
		}

		return $tables;
	}

	private static function createBillOfTable($pdo,$queue,$tablequeueids,$tableid,$paymentid,$userid,$datetime) {
		$billid = $queue->declarePaidCreateBillReturnBillId($pdo,$tablequeueids,$tableid,$paymentid,1,0,true,'','','',$userid,$datetime);
		return $billid;
	}
	
	private static function leadingzeronumber($number) {
		$number = intval($number);
		if ($number < 10) {
			$number = "0" . $number;
		}
		return number;
	}
	
	public static function handleCommand($command) {
		if (!self::checkRights($command)) {
			return false;
		}

		if ($command == 'insertdemodata') {
			self::insertdemodata();
		}
	}

	private static function checkRights($command) {
		if (session_id() == '') {
			session_start();
		}
		if (!isset($_SESSION['angemeldet']) || !$_SESSION['angemeldet']) {
			echo json_encode(array("status" => "ERROR", "code" => ERROR_NOT_AUTHOTRIZED, "msg" => ERROR_NOT_AUTHOTRIZED_MSG));
			return false;
		}
		
		if ($command == 'insertdemodata') {
			if ($_SESSION['is_admin'] == false) {
				echo json_encode(array("status" => "ERROR", "code" => ERROR_COMMAND_NOT_ADMIN, "msg" => ERROR_COMMAND_NOT_ADMIN_MSG));
				return false;
			} else {
				return true;
			}
		}
		return false;
	}

}