Files
oak-gpui/crates/assistant_tools/src/read_file_tool.rs
T
2025-03-13 14:53:00 +01:00

82 lines
2.4 KiB
Rust

use std::path::Path;
use std::sync::Arc;
use anyhow::{anyhow, Result};
use assistant_tool::Tool;
use gpui::{App, Entity, Task};
use language_model::LanguageModelRequestMessage;
use project::Project;
use schemars::JsonSchema;
use serde::{Deserialize, Serialize};
#[derive(Debug, Serialize, Deserialize, JsonSchema)]
pub struct ReadFileToolInput {
/// The relative path of the file to read.
///
/// This path should never be absolute, and the first component
/// of the path should always be a root directory in a project.
///
/// <example>
/// If the project has the following root directories:
///
/// - directory1
/// - directory2
///
/// If you wanna access `file.txt` in `directory1`, you should use the path `directory1/file.txt`.
/// If you wanna access `file.txt` in `directory2`, you should use the path `directory2/file.txt`.
/// </example>
pub path: Arc<Path>,
}
pub struct ReadFileTool;
impl Tool for ReadFileTool {
fn name(&self) -> String {
"read-file".into()
}
fn description(&self) -> String {
include_str!("./read_file_tool/description.md").into()
}
fn input_schema(&self) -> serde_json::Value {
let schema = schemars::schema_for!(ReadFileToolInput);
serde_json::to_value(&schema).unwrap()
}
fn run(
self: Arc<Self>,
input: serde_json::Value,
_messages: &[LanguageModelRequestMessage],
project: Entity<Project>,
cx: &mut App,
) -> Task<Result<String>> {
let input = match serde_json::from_value::<ReadFileToolInput>(input) {
Ok(input) => input,
Err(err) => return Task::ready(Err(anyhow!(err))),
};
let Some(project_path) = project.read(cx).find_project_path(&input.path, cx) else {
return Task::ready(Err(anyhow!("Path not found in project")));
};
cx.spawn(|cx| async move {
let buffer = cx
.update(|cx| {
project.update(cx, |project, cx| project.open_buffer(project_path, cx))
})?
.await?;
buffer.read_with(&cx, |buffer, _cx| {
if buffer
.file()
.map_or(false, |file| file.disk_state().exists())
{
Ok(buffer.text())
} else {
Err(anyhow!("File does not exist"))
}
})?
})
}
}