isUpdate()) { return [ 'complaint_id' => 'required|integer|exists:runner_complaints,id', 'worker_id' => 'required|integer|exists:runner_workers,id', 'content' => 'required|string|max:1000', 'images' => 'nullable|json', 'status' => 'nullable|integer|in:0,1,2', 'reply' => 'nullable|string|max:1000', 'reviewed_at' => 'nullable|date', ]; } return [ 'complaint_id' => 'required|integer|exists:runner_complaints,id', 'worker_id' => 'required|integer|exists:runner_workers,id', 'content' => 'required|string|max:1000', 'images' => 'nullable|json', 'status' => 'nullable|integer|in:0,1,2', 'reply' => 'nullable|string|max:1000', 'reviewed_at' => 'nullable|date', ]; } public function messages(): array { return [ 'complaint_id.required' => '投诉不能为空', 'worker_id.required' => '跑腿员不能为空', 'content.required' => '申诉内容不能为空', ]; } }