lean_ctx/tools/registered/
ctx_workflow.rs1use rmcp::model::Tool;
2use rmcp::ErrorData;
3use serde_json::{json, Map, Value};
4
5use crate::server::tool_trait::{get_str, McpTool, ToolContext, ToolOutput};
6use crate::tool_defs::tool_def;
7
8pub struct CtxWorkflowTool;
9
10impl McpTool for CtxWorkflowTool {
11 fn name(&self) -> &'static str {
12 "ctx_workflow"
13 }
14
15 fn tool_def(&self) -> Tool {
16 tool_def(
17 "ctx_workflow",
18 "Workflow rails (state machine + evidence). Actions: start|status|transition|complete|evidence_add|evidence_list|stop.",
19 json!({
20 "type": "object",
21 "properties": {
22 "action": {
23 "type": "string",
24 "enum": ["start", "status", "transition", "complete", "evidence_add", "evidence_list", "stop"],
25 "description": "Workflow operation (default: status)"
26 },
27 "name": { "type": "string", "description": "Optional workflow name override (action=start)" },
28 "spec": { "type": "string", "description": "WorkflowSpec JSON (action=start). If omitted, uses builtin plan_code_test." },
29 "to": { "type": "string", "description": "Target state (action=transition)" },
30 "key": { "type": "string", "description": "Evidence key (action=evidence_add)" },
31 "value": { "type": "string", "description": "Optional evidence value / transition note" }
32 }
33 }),
34 )
35 }
36
37 fn handle(
38 &self,
39 args: &Map<String, Value>,
40 ctx: &ToolContext,
41 ) -> Result<ToolOutput, ErrorData> {
42 let action = get_str(args, "action").unwrap_or_else(|| "status".to_string());
43
44 let result = {
45 let session_handle = ctx.session.as_ref().unwrap();
46 let mut session = session_handle.blocking_write();
47 crate::tools::ctx_workflow::handle_with_session(Some(args), &mut session)
48 };
49
50 let workflow_handle = ctx.workflow.as_ref().unwrap();
51 let mut wf = workflow_handle.blocking_write();
52 *wf = crate::core::workflow::load_active().ok().flatten();
53
54 Ok(ToolOutput {
55 text: result,
56 original_tokens: 0,
57 saved_tokens: 0,
58 mode: Some(action),
59 path: None,
60 changed: false,
61 })
62 }
63}