'required|string|max:50', 'deposit_id' => 'required|integer|exists:runner_deposits,id', 'user_id' => 'required|integer|exists:user,id', 'payment_transaction_id' => 'nullable|integer', 'amount' => 'required|numeric|min:0', 'pay_type' => 'nullable|integer|in:0,1,2', 'status' => 'nullable|integer|in:0,1,2', 'paid_at' => 'nullable|date', 'refund_at' => 'nullable|date', ]; } public function messages(): array { return [ 'payment_no.required' => '支付单号不能为空', 'deposit_id.required' => '保证金记录不能为空', 'user_id.required' => '用户不能为空', 'amount.required' => '金额不能为空', ]; } }