refactor: replace custom CRM with Monica fork

database/migrations/2019_01_05_152405_migrate_previous_remiders.php

@@ -0,0 +1,45 @@
+<?php
+
+use App\Models\Contact\Contact;
+use App\Models\Contact\Reminder;
+use App\Models\Instance\SpecialDate;
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Eloquent\ModelNotFoundException;
+
+class MigratePreviousRemiders extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        // we need to migrate old data. Since we don't know what was the initial
+        // date for the reminder, we need to make a guess by taking the last
+        // triggered column information.
+        // we need to migrate existing birthday reminders
+        Contact::whereNotNull('birthday_special_date_id')
+            ->chunk(50, function ($contacts) {
+                foreach ($contacts as $contact) {
+                    try {
+                        $specialDate = SpecialDate::findOrFail($contact->birthday_special_date_id);
+
+                        try {
+                            $reminder = Reminder::findOrFail($specialDate->reminder_id);
+                            $contact->birthday_reminder_id = $reminder->id;
+                            $contact->save();
+                        } catch (ModelNotFoundException $e) {
+                            $contact->birthday_special_date_id = null;
+                            $contact->birthday_reminder_id = null;
+                            $contact->save();
+                        }
+                    } catch (ModelNotFoundException $e) {
+                        $contact->birthday_special_date_id = null;
+                        $contact->birthday_reminder_id = null;
+                        $contact->save();
+                    }
+                }
+            });
+    }
+}