ZIm/crates/assistant_slash_commands/src/terminal_command.rs
2025-01-27 04:00:27 +00:00

129 lines
3.5 KiB
Rust

use std::sync::atomic::AtomicBool;
use std::sync::Arc;
use anyhow::Result;
use assistant_slash_command::{
ArgumentCompletion, SlashCommand, SlashCommandOutput, SlashCommandOutputSection,
SlashCommandResult,
};
use gpui::{App, Entity, Task, WeakEntity};
use language::{BufferSnapshot, CodeLabel, LspAdapterDelegate};
use terminal_view::{terminal_panel::TerminalPanel, TerminalView};
use ui::prelude::*;
use workspace::{dock::Panel, Workspace};
use super::create_label_for_command;
pub struct TerminalSlashCommand;
const LINE_COUNT_ARG: &str = "--line-count";
const DEFAULT_CONTEXT_LINES: usize = 50;
impl SlashCommand for TerminalSlashCommand {
fn name(&self) -> String {
"terminal".into()
}
fn label(&self, cx: &App) -> CodeLabel {
create_label_for_command("terminal", &[LINE_COUNT_ARG], cx)
}
fn description(&self) -> String {
"Insert terminal output".into()
}
fn icon(&self) -> IconName {
IconName::Terminal
}
fn menu_text(&self) -> String {
self.description()
}
fn requires_argument(&self) -> bool {
false
}
fn accepts_arguments(&self) -> bool {
true
}
fn complete_argument(
self: Arc<Self>,
_arguments: &[String],
_cancel: Arc<AtomicBool>,
_workspace: Option<WeakEntity<Workspace>>,
_window: &mut Window,
_cx: &mut App,
) -> Task<Result<Vec<ArgumentCompletion>>> {
Task::ready(Ok(Vec::new()))
}
fn run(
self: Arc<Self>,
arguments: &[String],
_context_slash_command_output_sections: &[SlashCommandOutputSection<language::Anchor>],
_context_buffer: BufferSnapshot,
workspace: WeakEntity<Workspace>,
_delegate: Option<Arc<dyn LspAdapterDelegate>>,
_: &mut Window,
cx: &mut App,
) -> Task<SlashCommandResult> {
let Some(workspace) = workspace.upgrade() else {
return Task::ready(Err(anyhow::anyhow!("workspace was dropped")));
};
let Some(active_terminal) = resolve_active_terminal(&workspace, cx) else {
return Task::ready(Err(anyhow::anyhow!("no active terminal")));
};
let line_count = arguments
.get(0)
.and_then(|s| s.parse::<usize>().ok())
.unwrap_or(DEFAULT_CONTEXT_LINES);
let lines = active_terminal
.read(cx)
.entity()
.read(cx)
.last_n_non_empty_lines(line_count);
let mut text = String::new();
text.push_str("Terminal output:\n");
text.push_str(&lines.join("\n"));
let range = 0..text.len();
Task::ready(Ok(SlashCommandOutput {
text,
sections: vec![SlashCommandOutputSection {
range,
icon: IconName::Terminal,
label: "Terminal".into(),
metadata: None,
}],
run_commands_in_text: false,
}
.to_event_stream()))
}
}
fn resolve_active_terminal(
workspace: &Entity<Workspace>,
cx: &mut App,
) -> Option<Entity<TerminalView>> {
if let Some(terminal_view) = workspace
.read(cx)
.active_item(cx)
.and_then(|item| item.act_as::<TerminalView>(cx))
{
return Some(terminal_view);
}
let terminal_panel = workspace.read(cx).panel::<TerminalPanel>(cx)?;
terminal_panel.read(cx).pane().and_then(|pane| {
pane.read(cx)
.active_item()
.and_then(|t| t.downcast::<TerminalView>())
})
}