1use std::sync::Arc;
 2
 3use anyhow::{anyhow, Result};
 4use assistant_tool::{ActionLog, Tool};
 5use gpui::{App, Entity, Task};
 6use language_model::LanguageModelRequestMessage;
 7use project::Project;
 8use schemars::JsonSchema;
 9use serde::{Deserialize, Serialize};
10
11#[derive(Debug, Serialize, Deserialize, JsonSchema)]
12pub struct ThinkingToolInput {
13    /// Content to think about. This should be a description of what to think about or
14    /// a problem to solve.
15    content: String,
16}
17
18pub struct ThinkingTool;
19
20impl Tool for ThinkingTool {
21    fn name(&self) -> String {
22        "thinking".to_string()
23    }
24
25    fn needs_confirmation(&self) -> bool {
26        false
27    }
28
29    fn description(&self) -> String {
30        include_str!("./thinking_tool/description.md").to_string()
31    }
32
33    fn input_schema(&self) -> serde_json::Value {
34        let schema = schemars::schema_for!(ThinkingToolInput);
35        serde_json::to_value(&schema).unwrap()
36    }
37
38    fn ui_text(&self, _input: &serde_json::Value) -> String {
39        "Thinking".to_string()
40    }
41
42    fn run(
43        self: Arc<Self>,
44        input: serde_json::Value,
45        _messages: &[LanguageModelRequestMessage],
46        _project: Entity<Project>,
47        _action_log: Entity<ActionLog>,
48        _cx: &mut App,
49    ) -> Task<Result<String>> {
50        // This tool just "thinks out loud" and doesn't perform any actions.
51        Task::ready(match serde_json::from_value::<ThinkingToolInput>(input) {
52            Ok(_input) => Ok("Finished thinking.".to_string()),
53            Err(err) => Err(anyhow!(err)),
54        })
55    }
56}