| """ |
| MCP Tool: get_chain_schema |
| Get the complete parameter schema and usage guide for a specified chain/injector type. |
| """ |
|
|
| from .common import _load_yaml, _CHAIN_FEATURES_PATH |
| from .error_schema import make_validation_error, make_not_found_error |
|
|
|
|
| def handle_get_chain_schema(chain_type: str) -> dict: |
| """Get the complete parameter schema and usage guide for a specified chain/injector type.""" |
| if not chain_type: |
| return make_validation_error( |
| "Parameter 'chain_type' is required.", |
| missing_fields=["chain_type"], |
| ) |
|
|
| chain_features = _load_yaml(_CHAIN_FEATURES_PATH) |
|
|
| if chain_type not in chain_features: |
| return make_not_found_error("chain_type", chain_type) |
|
|
| chain_data = chain_features[chain_type] |
| return { |
| "feature_name": chain_type, |
| "display_name": chain_data.get("display_name", chain_type), |
| "description": chain_data.get("description", ""), |
| "supported_tasks": chain_data.get("supported_tasks", []), |
| "max_count": chain_data.get("max_count", 1), |
| "usage_guideline": chain_data.get("usage_guideline", ""), |
| "parameters_schema": chain_data.get("parameters_schema", {}), |
| } |
|
|
