Rename and clean up commands.

app/Console/Commands/Correction/RemovesZeroAmount.php

@@ -0,0 +1,59 @@
+<?php
+
+/**
+ * DeleteZeroAmount.php
+ * Copyright (c) 2020 james@firefly-iii.org
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Console\Commands\Correction;
+
+use FireflyIII\Console\Commands\ShowsFriendlyMessages;
+use FireflyIII\Models\Transaction;
+use FireflyIII\Models\TransactionJournal;
+use Illuminate\Console\Command;
+
+class RemovesZeroAmount extends Command
+{
+    use ShowsFriendlyMessages;
+
+    protected $description = 'Delete transactions with zero amount.';
+
+    protected $signature   = 'correction:zero-amounts';
+
+    /**
+     * Execute the console command.
+     */
+    public function handle(): int
+    {
+        $set      = Transaction::where('amount', 0)->get(['transaction_journal_id'])->pluck('transaction_journal_id')->toArray();
+        $set      = array_unique($set);
+        $journals = TransactionJournal::whereIn('id', $set)->get();
+
+        /** @var TransactionJournal $journal */
+        foreach ($journals as $journal) {
+            $this->friendlyWarning(sprintf('Deleted transaction journal #%d because the amount is zero (0.00).', $journal->id));
+            $journal->delete();
+
+            Transaction::where('transaction_journal_id', $journal->id)->delete();
+        }
+
+        return 0;
+    }
+}