From f6f79198b6467435fd7caccd2067eb0a29c97787 Mon Sep 17 00:00:00 2001
From: Jacek Kowalski <Jacek@jacekk.info>
Date: Fri, 21 Jun 2019 22:58:16 +0000
Subject: [PATCH] Move mapping creation to a function in lib/output.php

---
 lib/output.php |   17 +++++++++++++++++
 1 files changed, 17 insertions(+), 0 deletions(-)

diff --git a/lib/output.php b/lib/output.php
index d3fd6d9..4d05b40 100644
--- a/lib/output.php
+++ b/lib/output.php
@@ -1,4 +1,21 @@
 <?php
+function createMapping($db, $mapFunction, $saveConfig = FALSE) {
+	$mapping = [];
+	foreach($db->getAll() as $vehicle) {
+		$mapping[$vehicle['id']] = $mapFunction($vehicle['num']);
+	}
+	
+	if($saveConfig) {
+		$json = json_encode($mapping);
+		if(!file_put_contents($saveConfig['result_temp'], $json)) {
+			throw new Exception('Result save failed');
+		}
+		rename($saveConfig['result_temp'], $saveConfig['result']);
+	}
+	
+	return $mapping;
+}
+
 function createVehiclesList($trips, $mapping, $saveConfig = FALSE) {
 	$lines = [];
 	foreach($trips as $trip) {

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