resq/src/Command/ImportCMBBatteryDataCommand.php

317 lines
9.6 KiB
PHP

<?php
namespace App\Command;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Doctrine\ORM\EntityManagerInterface;
use App\Entity\Battery;
use App\Entity\BatteryManufacturer;
use App\Entity\BatteryModel;
use App\Entity\BatterySize;
class ImportCMBBatteryDataCommand extends Command
{
const F_BATT_CODE = 1;
const F_BATT_DESC = 2;
const F_BATT_PRICE = 3;
protected $em;
protected $bmanu_hash;
protected $bmodel_hash;
protected $bsize_hash;
protected $batt_hash;
public function __construct(EntityManagerInterface $om)
{
$this->em = $om;
// load existing batteries and sizes
$this->loadBatteryManufacturers();
$this->loadBatteryModels();
$this->loadBatteries();
$this->loadBatterySizes();
parent::__construct();
}
protected function configure()
{
$this->setName('cmbbatterydata:import')
->setDescription('Import a CSV file with battery data.')
->setHelp('Adds the battery data based on imported CSV.')
->addArgument('file', InputArgument::REQUIRED, 'Path to the CSV file.');
}
protected function execute(InputInterface $input, OutputInterface $output)
{
$csv_file = $input->getArgument('file');
// attempt to open file
try
{
$fh = fopen($csv_file, "r");
}
catch (Exception $e)
{
throw new Exception('The file "' . $csv_file . '" could be read.');
}
// get entity manager
$em = $this->em;
// loop through the rows
$row_num = 0;
error_log('Processing battery csv file...');
while (($fields = fgetcsv($fh)) !== false)
{
// data starts at row 2
if ($row_num < 2)
{
$row_num++;
continue;
}
// battery info
$code = trim($fields[self::F_BATT_CODE]);
$desc = trim($fields[self::F_BATT_DESC]);
$price = trim($fields[self::F_BATT_PRICE]);
$clean_price = trim($price, '$');
$battery_info = explode(' ', $desc);
// if battery_info has 3 elements, get the last two
// [0] = battery manufacturer
// [1] = battery model
// [2] = battery size
// if only 2, get both
// [0] = battery manufacturer and battery model
// [1] = battery size
// if 4,
// [0] = battery manufacturer
// concatenate [1] and [2] for the battery model
// [3] = battery size
$battery_manufacturer = '';
$battery_model = '';
$battery_size = '';
if (count($battery_info) == 3)
{
// sample: Century Marathoner 120-7L
$battery_manufacturer = trim($battery_info[0]);
$battery_model = trim($battery_info[1]);
$battery_size = trim($battery_info[2]);
}
if (count($battery_info) == 2)
{
// sample: Marshall DIN55R
$battery_manufacturer = trim($battery_info[0]);
$battery_model = trim($battery_info[0]);
$battery_size = trim($battery_info[1]);
}
if (count($battery_info) == 4)
{
// sample: Motolite Classic Wetcharged DIN100L
$battery_manufacturer = trim($battery_info[0]);
$battery_model = trim($battery_info[1]) . ' ' . trim($battery_info[2]);
$battery_size = trim($battery_info[3]);
}
// check if battery size has ()
// if so, trim it to ignore the parenthesis and what's after (.
$pos = stripos($battery_size, '(');
if ($pos == true)
{
$sizes = explode('(', $battery_size);
$clean_size = trim($sizes[0]);
}
else
{
$clean_size = $battery_size;
}
//error_log('battery manufacturer ' . $battery_manufacturer);
//error_log('battery model ' . $battery_model);
//error_log('battery size ' . $battery_size);
// normalize the manufacturer, model and size for the hash
// when we add to db for manufacturer, model, and size, we do not use the normalized versions
$normalized_manu = $this->normalizeName($battery_manufacturer);
$normalized_model = $this->normalizeName($battery_model);
$normalized_size = $this->normalizeName($clean_size);
// save battery manufacturer if not yet in system
if (!isset($this->bmanu_hash[$normalized_manu]))
{
$this->addBatteryManufacturer($battery_manufacturer);
}
// save battery model if not yet in system
if (!isset($this->bmodel_hash[$normalized_model]))
{
$this->addBatteryModel($battery_model);
}
// save battery size if not yet in system
if (!isset($this->bsize_hash[$normalized_size]))
{
$this->addBatterySize($clean_size);
}
// save battery if not yet in system
if (!isset($this->batt_hash[$normalized_manu][$normalized_model][$normalized_size]))
{
$this->addBattery($normalized_manu, $normalized_model, $normalized_size, $code, $clean_price);
}
}
return 0;
}
protected function addBatteryManufacturer($name)
{
$batt_manufacturer = new BatteryManufacturer();
$batt_manufacturer->setName($name);
$this->em->persist($batt_manufacturer);
$this->em->flush();
// add new manufacturer to hash
$normalized_name = $this->normalizeName($name);
$this->bmanu_hash[$normalized_name] = $batt_manufacturer;
}
protected function addBatteryModel($name)
{
$batt_model = new BatteryModel();
$batt_model->setName($name);
$this->em->persist($batt_model);
$this->em->flush();
// add new model to hash
$normalized_name = $this->normalizeName($name);
$this->bmodel_hash[$normalized_name] = $batt_model;
}
protected function addBatterySize($name)
{
if (!empty($name))
{
// save to db
$batt_size = new BatterySize();
$batt_size->setName($name);
$this->em->persist($batt_size);
$this->em->flush();
// add new size into hash
$normalized_name = $this->normalizeName($name);
$this->bsize_hash[$normalized_name] = $batt_size;
}
}
protected function addBattery($manufacturer, $brand, $size, $code, $price)
{
// save to db
$bmanu = $this->bmanu_hash[$manufacturer];
$bmodel = $this->bmodel_hash[$brand];
$bsize = $this->bsize_hash[$size];
$battery = new Battery();
$battery->setManufacturer($bmanu)
->setModel($bmodel)
->setSize($bsize)
->setWarrantyPrivate(21)
->setWarrantyCommercial(6)
->setWarrantyTnv(12)
->setProductCode($code)
->setSAPCode($code)
->setSellingPrice($price);
$this->em->persist($battery);
$this->em->flush();
// insert into hash
$this->batt_hash[$brand][$brand][$size] = $battery;
// add battery into battery manufacturer, battery model, and battery size
$bmanu->addBattery($battery);
$bmodel->addBattery($battery);
$bsize->addBattery($battery);
$this->em->persist($bmanu);
$this->em->persist($bmodel);
$this->em->persist($bsize);
$this->em->flush();
}
protected function loadBatteryManufacturers()
{
$this->bmanu_hash = [];
$batt_manufacturers = $this->em->getRepository(BatteryManufacturer::class)->findAll();
foreach ($batt_manufacturers as $batt_manu)
{
$name = $this->normalizeName($batt_manu->getName());
$this->bmanu_hash[$name] = $batt_manu;
}
}
protected function loadBatteryModels()
{
$this->bmodel_hash = [];
$batt_models = $this->em->getRepository(BatteryModel::class)->findAll();
foreach ($batt_models as $batt_model)
{
$name = $this->normalizeName($batt_model->getName());
$this->bmodel_hash[$name] = $batt_model;
}
}
protected function loadBatterySizes()
{
$this->bsize_hash = [];
$batt_sizes = $this->em->getRepository(BatterySize::class)->findAll();
foreach ($batt_sizes as $batt_size)
{
$name = $this->normalizeName($batt_size->getName());
$this->bsize_hash[$name] = $batt_size;
}
}
protected function loadBatteries()
{
$this->batt_hash = [];
$batts = $this->em->getRepository(Battery::class)->findAll();
foreach ($batts as $batt)
{
$brand = $this->normalizeName($batt->getManufacturer()->getName());
$model = $this->normalizeName($batt->getModel()->getName());
$size = $this->normalizeName($batt->getSize()->getName());
$this->batt_hash[$brand][$model][$size] = $batt;
}
}
protected function normalizeName($name)
{
$normalized_key = trim(strtolower($name));
return $normalized_key;
}
}