def format_response(prompt, language, request_id, timestamp):
    """
    Format a standardized response structure based on language.
    
    This utility creates a consistent response structure with the appropriate
    keys based on the specified language.
    
    :param prompt: The original user prompt
    :type prompt: str
    :param language: Language code ('en' or 'ar')
    :type language: str
    :param request_id: Unique identifier for the request
    :type request_id: str
    :param timestamp: ISO-formatted timestamp
    :type timestamp: str
    :return: Formatted response structure
    :rtype: dict
    """
    if language == 'ar':
        return {
            'حالة': "نجاح",
            'معرف_الطلب': request_id,
            'الطابع_الزمني': timestamp,
            'الاستعلام': prompt,
            'التحليلات': []
        }
    else:
        return {
            'status': "success",
            'request_id': request_id,
            'timestamp': timestamp,
            'prompt': prompt,
            'insights': []
        }


def format_error_response(message, status_code, language='en'):
    """
    Format a standardized error response.
    
    :param message: Error message
    :type message: str
    :param status_code: HTTP status code
    :type status_code: int
    :param language: Language code ('en' or 'ar')
    :type language: str
    :return: Formatted error response
    :rtype: dict
    """
    if language == 'ar':
        return {
            'حالة': "خطأ",
            'رسالة': message,
            'رمز_الحالة': status_code
        }
    else:
        return {
            'status': "error",
            'message': message,
            'status_code': status_code
        }


def format_insights_for_display(insights, language='en'):
    """
    Format insights for human-readable display.
    
    :param insights: Raw insights data
    :type insights: dict
    :param language: Language code ('en' or 'ar')
    :type language: str
    :return: Human-readable formatted insights
    :rtype: str
    """
    formatted_text = ""
    
    # Determine keys based on language
    insights_key = 'التحليلات' if language == 'ar' else 'insights'
    recs_key = 'التوصيات' if language == 'ar' else 'recommendations'
    
    # Format insights
    if insights_key in insights and insights[insights_key]:
        header = "## نتائج التحليل\n\n" if language == 'ar' else "## Analysis Results\n\n"
        formatted_text += header
        
        for insight in insights[insights_key]:
            if isinstance(insight, dict):
                # Add insight type as header
                if 'type' in insight or 'نوع' in insight:
                    type_key = 'نوع' if language == 'ar' else 'type'
                    insight_type = insight.get(type_key, insight.get('type', insight.get('نوع', '')))
                    formatted_text += f"### {insight_type}\n\n"
                
                # Format results if present
                results_key = 'النتائج' if language == 'ar' else 'results'
                if results_key in insight:
                    for result in insight[results_key]:
                        model_key = 'النموذج' if language == 'ar' else 'model'
                        error_key = 'خطأ' if language == 'ar' else 'error'
                        count_key = 'العدد' if language == 'ar' else 'count'
                        
                        model_name = result.get(model_key, result.get('model', ''))
                        
                        if error_key in result:
                            formatted_text += f"- **{model_name}**: {result[error_key]}\n"
                        elif count_key in result:
                            formatted_text += f"- **{model_name}**: {result[count_key]}\n"
                    
                    formatted_text += "\n"
    
    # Format recommendations
    if recs_key in insights and insights[recs_key]:
        header = "## التوصيات\n\n" if language == 'ar' else "## Recommendations\n\n"
        formatted_text += header
        
        for rec in insights[recs_key]:
            formatted_text += f"- {rec}\n"
    
    return formatted_text