use rmcp::model::Tool;
use rmcp::ErrorData;
use serde_json::{json, Map, Value};
use crate::server::tool_trait::{get_str, McpTool, ToolContext, ToolOutput};
use crate::tool_defs::tool_def;
pub struct CtxCallTool;
impl McpTool for CtxCallTool {
fn name(&self) -> &'static str {
"ctx_call"
}
fn tool_def(&self) -> Tool {
tool_def(
"ctx_call",
"Invoke any of the 50+ lean-ctx tools by name. Use for tools not in the core set.\n\
CATEGORIES:\n\
arch: ctx_architecture, ctx_impact, ctx_callgraph, ctx_refactor, ctx_symbol, ctx_routes, ctx_smells, ctx_index\n\
debug: ctx_benchmark, ctx_verify, ctx_analyze, ctx_profile, ctx_proof, ctx_review\n\
memory: ctx_semantic_search, ctx_artifacts\n\
batch: ctx_fill, ctx_execute, ctx_expand, ctx_pack, ctx_plan, ctx_control, ctx_compile\n\
agent: ctx_agent, ctx_share, ctx_task, ctx_handoff, ctx_workflow\n\
util: ctx_compress, ctx_cache, ctx_retrieve, ctx_metrics, ctx_radar, ctx_dedup, ctx_cost, ctx_gain, ctx_heatmap, ctx_feedback, ctx_ledger, ctx_preload\n\
Example: ctx_call({\"name\":\"ctx_architecture\",\"arguments\":{\"action\":\"overview\"}})",
json!({
"type": "object",
"properties": {
"name": {
"type": "string",
"description": "Tool name to invoke (e.g. 'ctx_architecture', 'ctx_benchmark')"
},
"arguments": {
"type": "object",
"description": "Arguments object to pass to the invoked tool"
}
},
"required": ["name"]
}),
)
}
fn handle(
&self,
args: &Map<String, Value>,
_ctx: &ToolContext,
) -> Result<ToolOutput, ErrorData> {
let name = get_str(args, "name")
.ok_or_else(|| ErrorData::invalid_params("'name' is required", None))?;
if name == "ctx_call" {
return Err(ErrorData::invalid_params(
"ctx_call cannot invoke itself",
None,
));
}
Err(ErrorData::internal_error(
format!(
"ctx_call dispatch for '{name}' must be handled by the async dispatch layer. \
If you see this error, the tool was routed to the sync handler by mistake."
),
None,
))
}
}