Fabric MCP Server

""" Prompt building utilities for the Fabric MCP Server. This module consolidates the logic for: - Building prompts from patterns with optional strategy - Appending user input to prompts """ from .patterns import get_pattern_content from .strategies import get_strategy_content def build_prompt( pattern_name: str, user_input: str | None = None, strategy_name: str | None = None, ) -> str: """ Build a complete prompt from a pattern with optional strategy and user input. Args: pattern_name: The name of the pattern to use user_input: Optional user input to append strategy_name: Optional strategy name to prepend Returns: The complete prompt string Raises: ValueError: If pattern or strategy is not found """ content = get_pattern_content(pattern_name) if content is None: raise ValueError(f"Pattern '{pattern_name}' not found") # Append user input if provided if user_input: content += f"{user_input}" # Append strategy if provided if strategy_name: strategy = get_strategy_content(strategy_name) if not strategy: raise ValueError(f"Strategy '{strategy_name}' not found") content += f"\n\n{strategy.get('prompt')}" return content