Refactor and add importer to Installer module #443 (#444)

* Refactor and add importer to Installer module #443

* Refactor for finances to use in import

* Import groups into roles

* Formatting

* Formatting

* Add interface in installer for import

* Notes about importing

* Check for installer folder

* Formatting

* Fix pirep->user mapping

* Unused import

* Formatting

modules/Installer/Services/Importer/BaseImporter.php

@@ -0,0 +1,78 @@
+<?php
+
+namespace Modules\Installer\Services\Importer;
+
+use Carbon\Carbon;
+use Illuminate\Bus\Queueable;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Foundation\Bus\Dispatchable;
+use Illuminate\Queue\InteractsWithQueue;
+use Modules\Installer\Exceptions\ImporterNextRecordSet;
+use Modules\Installer\Exceptions\ImporterNoMoreRecords;
+use Modules\Installer\Utils\IdMapper;
+use Modules\Installer\Utils\ImporterDB;
+use Modules\Installer\Utils\LoggerTrait;
+
+abstract class BaseImporter implements ShouldQueue
+{
+    use LoggerTrait, Dispatchable, InteractsWithQueue, Queueable;
+
+    protected $db;
+    protected $idMapper;
+
+    public function __construct()
+    {
+        $importerService = app(ImporterService::class);
+        $this->db = new ImporterDB($importerService->getCredentials());
+        $this->idMapper = app(IdMapper::class);
+    }
+
+    /**
+     * The start method. Takes the offset to start from
+     *
+     * @param int $start
+     *
+     * @throws ImporterNoMoreRecords
+     * @throws ImporterNextRecordSet
+     *
+     * @return mixed
+     */
+    abstract public function run($start = 0);
+
+    /**
+     * @param $date
+     *
+     * @return Carbon
+     */
+    protected function parseDate($date)
+    {
+        $carbon = Carbon::parse($date);
+
+        return $carbon;
+    }
+
+    /**
+     * Take a decimal duration and convert it to minutes
+     *
+     * @param $duration
+     *
+     * @return float|int
+     */
+    protected function convertDuration($duration)
+    {
+        if (strpos($duration, '.') !== false) {
+            $delim = '.';
+        } elseif (strpos($duration, ':')) {
+            $delim = ':';
+        } else {
+            // no delimiter, assume it's just a straight hour
+            return (int) $duration * 60;
+        }
+
+        $hm = explode($delim, $duration);
+        $hours = (int) $hm[0] * 60;
+        $mins = (int) $hm[1];
+
+        return $hours + $mins;
+    }
+}