# utils/data_validator.py
from typing import Dict, Any
import pandas as pd

class DataValidator:
    @staticmethod
    def validate_crm_data(data: pd.DataFrame) -> bool:
        """Validate CRM data structure"""
        required_columns = ['customer_id', 'interaction_date', 'interaction_type']
        return all(col in data.columns for col in required_columns)
    
    @staticmethod
    def validate_training_data(data: Dict[str, Any]) -> bool:
        """Validate training material data"""
        required_fields = ['content', 'category', 'level']
        return all(field in data for field in required_fields)