/** * заполнение таблицы пранзакций */ private function transactionsTable() { Transaction::truncate(); $u = User::count(); $c = Card::count(); $i = 0; while ($i < 10) { ++$i; Transaction::create(['user_id' => rand(1, $u), 'card_id' => rand(1, $c), 'money' => rand(0, 1000)]); } $crd = Card::all(); foreach ($crd as $v) { $v->balance = Transaction::where('card_id', $v->id)->sum('money'); $v->save(); } }