class SupplierService:
    def list_suppliers(self, filters: dict | None = None) -> dict:
        supplier_list = [
            {
                "supplier_id": 1001,
                "supplier_name": "工厂A",
                "supplier_type": "factory",
                "contact_name": "王师傅",
                "contact_mobile": "13800000001",
                "template_type": "default",
                "status": 1,
            },
            {
                "supplier_id": 1002,
                "supplier_name": "物流合作方B",
                "supplier_type": "logistics",
                "contact_name": "赵调度",
                "contact_mobile": "13800000002",
                "template_type": "default",
                "status": 1,
            },
        ]

        if filters and filters.get("supplier_type"):
            supplier_list = [item for item in supplier_list if item["supplier_type"] == filters["supplier_type"]]

        return {
            "total": len(supplier_list),
            "page_no": 1,
            "page_size": 20,
            "list": supplier_list,
        }

    def create_supplier(self) -> dict:
        return {
            "supplier_id": 1003,
            "supplier_name": "新建供应商",
            "supplier_type": "factory",
            "status": 1,
        }


supplier_service = SupplierService()