isUpdate()) { return [ 'complaint_no' => 'required|string|max:50|unique:runner_complaints,complaint_no', 'user_id' => 'required|integer|exists:user,id', 'worker_id' => 'nullable|integer|exists:runner_workers,id', 'order_id' => 'nullable|integer', 'type' => 'nullable|string|max:50', 'content' => 'required|string|max:1000', 'images' => 'nullable|json', 'status' => 'nullable|integer|in:0,1,2', 'result' => 'nullable|string|max:255', 'result_remark' => 'nullable|string|max:500', 'handled_at' => 'nullable|date', ]; } $id = $this->route('id'); return [ 'complaint_no' => [ 'required', 'string', 'max:50', Rule::unique('runner_complaints', 'complaint_no')->ignore($id), ], 'user_id' => 'required|integer|exists:user,id', 'worker_id' => 'nullable|integer|exists:runner_workers,id', 'order_id' => 'nullable|integer', 'type' => 'nullable|string|max:50', 'content' => 'required|string|max:1000', 'images' => 'nullable|json', 'status' => 'nullable|integer|in:0,1,2', 'result' => 'nullable|string|max:255', 'result_remark' => 'nullable|string|max:500', 'handled_at' => 'nullable|date', ]; } public function messages(): array { return [ 'complaint_no.required' => '投诉单号不能为空', 'user_id.required' => '用户不能为空', 'content.required' => '投诉内容不能为空', ]; } }