Installing and managing modules from admin panel (#847)

app/Services/Importers/ExpenseImporter.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace App\Services\Importers;
+
+use App\Models\Enums\ExpenseType;
+use App\Models\Expense;
+
+class ExpenseImporter extends BaseImporter
+{
+    protected $table = 'expenses';
+
+    private $expense_types = [
+        'M' => ExpenseType::MONTHLY,
+        'F' => ExpenseType::FLIGHT,
+        'P' => ExpenseType::MONTHLY, // percent, monthly
+        'G' => ExpenseType::FLIGHT, // percent, per-flight
+    ];
+
+    /**
+     * {@inheritdoc}
+     */
+    public function run($start = 0)
+    {
+        $this->comment('--- EXPENSES IMPORT ---');
+
+        $count = 0;
+        $rows = $this->db->readRows($this->table, $this->idField, $start);
+        foreach ($rows as $row) {
+            $attrs = [
+                'airline_id' => null,
+                'name'       => $row->name,
+                'amount'     => $row->amount,
+                'type'       => $this->expense_types[$row->type],
+                'active'     => 1,
+                'ref_model'  => Expense::class,
+            ];
+
+            $expense = Expense::updateOrCreate(['name' => $row->name], $attrs);
+            $this->idMapper->addMapping('expenses', $row->id, $expense->id);
+            $this->idMapper->addMapping('expenses', $row->name, $expense->id);
+
+            $count++;
+        }
+
+        $this->info('Imported '.$count.' expenses');
+    }
+}