public function up()

in database/migrations/2017_08_06_153253_move_kids_to_contacts.php [16:83]

• 57 lines of code
• 3 McCabe index (conditional complexity)

    public function up()
    {
        // Create the new tables
        Schema::table('kids', function ($table) {
            $table->integer('temp_contact_id');
        });

        Schema::create('offsprings', function (Blueprint $table) {
            $table->increments('id');
            $table->integer('account_id');
            $table->integer('contact_id');
            $table->integer('is_the_child_of');
            $table->timestamps();
        });

        Schema::create('progenitors', function (Blueprint $table) {
            $table->increments('id');
            $table->integer('account_id');
            $table->integer('contact_id');
            $table->integer('is_the_parent_of');
            $table->timestamps();
        });

        // Kids are now contacts - they need to be moved to the contacts table
        $kids = DB::table('kids')->get();
        foreach ($kids as $kid) {
            $contact = new Contact;
            $contact->account_id = $kid->account_id;
            $contact->first_name = $kid->first_name;
            $contact->gender = $kid->gender;
            $contact->is_birthdate_approximate = $kid->is_birthdate_approximate;
            $contact->birthdate = $kid->birthdate;
            $contact->is_kid = 1;
            $contact->created_at = $kid->created_at;
            $contact->updated_at = $kid->updated_at;
            $contact->save();

            DB::table('kids')
                ->where('id', $kid->id)
                ->update(['temp_contact_id' => $contact->id]);

            $reminders = DB::table('reminders')
                            ->where('about_object_id', $kid->id)
                            ->where('about_object', 'kid')
                            ->get();

            foreach ($reminders as $reminder) {
                DB::table('reminders')
                    ->where('id', $reminder->id)
                    ->update(['contact_id' => $contact->id]);
            }

            DB::table('offsprings')->insert([
                'account_id' => $kid->account_id,
                'contact_id' => $contact->id,
                'is_the_child_of' => $kid->child_of_contact_id,
            ]);
        }

        Schema::drop('kids');

        Schema::table('reminders', function ($table) {
            $table->dropColumn([
                'about_object',
                'about_object_id',
            ]);
        });
    }