From 0eea776b8be6bdc78cb794e2043006233f208114 Mon Sep 17 00:00:00 2001
From: James Cole <james@firefly-iii.org>
Date: Sun, 9 Apr 2023 20:29:35 +0200
Subject: [PATCH] Add decimal command.

---
 app/Console/Commands/ForceDecimalSize.php | 85 +++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 app/Console/Commands/ForceDecimalSize.php

diff --git a/app/Console/Commands/ForceDecimalSize.php b/app/Console/Commands/ForceDecimalSize.php
new file mode 100644
index 0000000000..07eae60f15
--- /dev/null
+++ b/app/Console/Commands/ForceDecimalSize.php
@@ -0,0 +1,85 @@
+<?php
+
+namespace FireflyIII\Console\Commands;
+
+use FireflyIII\Exceptions\FireflyException;
+use Illuminate\Console\Command;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Log;
+
+class ForceDecimalSize extends Command
+{
+use VerifiesAccessToken;
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'firefly-iii:force-decimal-size
+                                {--user=1 : The user ID.}
+                            {--token= : The user\'s access token.}';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'This command resizes DECIMAL columns in MySQL or PostgreSQL.';
+
+    /**
+     * Execute the console command.
+     * @throws FireflyException
+     */
+    public function handle(): int
+    {
+        if (!$this->verifyAccessToken()) {
+            $this->error('Invalid access token.');
+
+            return 1;
+        }
+
+        $this->error('Running this command is dangerous and can cause data loss.');
+        $this->error('Please do not continue.');
+        $question = $this->confirm('Do you want to continue?');
+        if (true === $question) {
+            $user = $this->getUser();
+            Log::channel('audit')->info(sprintf('User #%d ("%s") forced migrations.', $user->id, $user->email));
+            $this->updateDecimals();
+            return 0;
+        }
+        $this->line('Done!');
+        return 0;
+    }
+
+    private function updateDecimals(): void
+    {
+        $this->info('Going to force the size of DECIMAL columns. Please hold.');
+        $tables = [
+            'accounts'                 => ['virtual_balance'],
+            'auto_budgets'             => ['amount'],
+            'available_budgets'        => ['amount'],
+            'bills'                    => ['amount_min', 'amount_max'],
+            'budget_limits'            => ['amount'],
+            'currency_exchange_rates'  => ['rate', 'user_rate'],
+            'limit_repetitions'        => ['amount'],
+            'piggy_bank_events'        => ['amount'],
+            'piggy_bank_repetitions'   => ['currentamount'],
+            'piggy_banks'              => ['targetamount'],
+            'recurrences_transactions' => ['amount', 'foreign_amount'],
+            'transactions'             => ['amount', 'foreign_amount'],
+        ];
+        /**
+         * @var string $name
+         * @var array $fields
+         */
+        foreach($tables as $name => $fields) {
+            /** @var string $field */
+            foreach($fields as $field) {
+                $this->line(sprintf('Updating table "%s", field "%s"...', $name, $field));
+                $query = sprintf('ALTER TABLE %s CHANGE COLUMN %s %s DECIMAL(32, 12);', $name, $field, $field);
+                DB::select($query);
+                sleep(1);
+            }
+        }
+    }
+}