delete_path_tool.rs

  1use crate::schema::json_schema_for;
  2use anyhow::{Context as _, Result, anyhow};
  3use assistant_tool::{ActionLog, Tool, ToolResult};
  4use futures::{SinkExt, StreamExt, channel::mpsc};
  5use gpui::{AnyWindowHandle, App, AppContext, Entity, Task};
  6use language_model::{LanguageModel, LanguageModelRequest, LanguageModelToolSchemaFormat};
  7use project::{Project, ProjectPath};
  8use schemars::JsonSchema;
  9use serde::{Deserialize, Serialize};
 10use std::sync::Arc;
 11use ui::IconName;
 12
 13#[derive(Debug, Serialize, Deserialize, JsonSchema)]
 14pub struct DeletePathToolInput {
 15    /// The path of the file or directory to delete.
 16    ///
 17    /// <example>
 18    /// If the project has the following files:
 19    ///
 20    /// - directory1/a/something.txt
 21    /// - directory2/a/things.txt
 22    /// - directory3/a/other.txt
 23    ///
 24    /// You can delete the first file by providing a path of "directory1/a/something.txt"
 25    /// </example>
 26    pub path: String,
 27}
 28
 29pub struct DeletePathTool;
 30
 31impl Tool for DeletePathTool {
 32    fn name(&self) -> String {
 33        "delete_path".into()
 34    }
 35
 36    fn needs_confirmation(&self, _: &serde_json::Value, _: &Entity<Project>, _: &App) -> bool {
 37        false
 38    }
 39
 40    fn may_perform_edits(&self) -> bool {
 41        true
 42    }
 43
 44    fn description(&self) -> String {
 45        include_str!("./delete_path_tool/description.md").into()
 46    }
 47
 48    fn icon(&self) -> IconName {
 49        IconName::ToolDeleteFile
 50    }
 51
 52    fn input_schema(&self, format: LanguageModelToolSchemaFormat) -> Result<serde_json::Value> {
 53        json_schema_for::<DeletePathToolInput>(format)
 54    }
 55
 56    fn ui_text(&self, input: &serde_json::Value) -> String {
 57        match serde_json::from_value::<DeletePathToolInput>(input.clone()) {
 58            Ok(input) => format!("Delete “`{}`”", input.path),
 59            Err(_) => "Delete path".to_string(),
 60        }
 61    }
 62
 63    fn run(
 64        self: Arc<Self>,
 65        input: serde_json::Value,
 66        _request: Arc<LanguageModelRequest>,
 67        project: Entity<Project>,
 68        action_log: Entity<ActionLog>,
 69        _model: Arc<dyn LanguageModel>,
 70        _window: Option<AnyWindowHandle>,
 71        cx: &mut App,
 72    ) -> ToolResult {
 73        let path_str = match serde_json::from_value::<DeletePathToolInput>(input) {
 74            Ok(input) => input.path,
 75            Err(err) => return Task::ready(Err(anyhow!(err))).into(),
 76        };
 77        let Some(project_path) = project.read(cx).find_project_path(&path_str, cx) else {
 78            return Task::ready(Err(anyhow!(
 79                "Couldn't delete {path_str} because that path isn't in this project."
 80            )))
 81            .into();
 82        };
 83
 84        let Some(worktree) = project
 85            .read(cx)
 86            .worktree_for_id(project_path.worktree_id, cx)
 87        else {
 88            return Task::ready(Err(anyhow!(
 89                "Couldn't delete {path_str} because that path isn't in this project."
 90            )))
 91            .into();
 92        };
 93
 94        let worktree_snapshot = worktree.read(cx).snapshot();
 95        let (mut paths_tx, mut paths_rx) = mpsc::channel(256);
 96        cx.background_spawn({
 97            let project_path = project_path.clone();
 98            async move {
 99                for entry in
100                    worktree_snapshot.traverse_from_path(true, false, false, &project_path.path)
101                {
102                    if !entry.path.starts_with(&project_path.path) {
103                        break;
104                    }
105                    paths_tx
106                        .send(ProjectPath {
107                            worktree_id: project_path.worktree_id,
108                            path: entry.path.clone(),
109                        })
110                        .await?;
111                }
112                anyhow::Ok(())
113            }
114        })
115        .detach();
116
117        cx.spawn(async move |cx| {
118            while let Some(path) = paths_rx.next().await {
119                if let Ok(buffer) = project
120                    .update(cx, |project, cx| project.open_buffer(path, cx))?
121                    .await
122                {
123                    action_log.update(cx, |action_log, cx| {
124                        action_log.will_delete_buffer(buffer.clone(), cx)
125                    })?;
126                }
127            }
128
129            let deletion_task = project
130                .update(cx, |project, cx| {
131                    project.delete_file(project_path, false, cx)
132                })?
133                .with_context(|| {
134                    format!("Couldn't delete {path_str} because that path isn't in this project.")
135                })?;
136            deletion_task
137                .await
138                .with_context(|| format!("Deleting {path_str}"))?;
139            Ok(format!("Deleted {path_str}").into())
140        })
141        .into()
142    }
143}