Files
oak-gpui/crates/task/src/oneshot_source.rs
T

99 lines
2.6 KiB
Rust

//! A source of tasks, based on ad-hoc user command prompt input.
use std::sync::Arc;
use crate::{
static_source::RevealStrategy, SpawnInTerminal, Task, TaskContext, TaskId, TaskSource,
};
use gpui::{AppContext, Context, Model};
/// A storage and source of tasks generated out of user command prompt inputs.
pub struct OneshotSource {
tasks: Vec<Arc<dyn Task>>,
}
#[derive(Clone)]
struct OneshotTask {
id: TaskId,
}
impl OneshotTask {
fn new(prompt: String) -> Self {
Self { id: TaskId(prompt) }
}
}
impl Task for OneshotTask {
fn id(&self) -> &TaskId {
&self.id
}
fn name(&self) -> &str {
&self.id.0
}
fn cwd(&self) -> Option<&str> {
None
}
fn prepare_exec(&self, cx: TaskContext) -> Option<SpawnInTerminal> {
if self.id().0.is_empty() {
return None;
}
let TaskContext {
cwd,
task_variables,
} = cx;
Some(SpawnInTerminal {
id: self.id().clone(),
label: self.name().to_owned(),
command: self.id().0.clone(),
args: vec![],
cwd,
env: task_variables.into_env_variables(),
use_new_terminal: Default::default(),
allow_concurrent_runs: Default::default(),
reveal: RevealStrategy::default(),
})
}
}
impl OneshotSource {
/// Initializes the oneshot source, preparing to store user prompts.
pub fn new(cx: &mut AppContext) -> Model<Box<dyn TaskSource>> {
cx.new_model(|_| Box::new(Self { tasks: Vec::new() }) as Box<dyn TaskSource>)
}
/// Spawns a certain task based on the user prompt.
pub fn spawn(&mut self, prompt: String) -> Arc<dyn Task> {
if let Some(task) = self.tasks.iter().find(|task| task.id().0 == prompt) {
// If we already have an oneshot task with that command, let's just reuse it.
task.clone()
} else {
let new_oneshot = Arc::new(OneshotTask::new(prompt));
self.tasks.push(new_oneshot.clone());
new_oneshot
}
}
/// Removes a task with a given ID from this source.
pub fn remove(&mut self, id: &TaskId) {
let position = self.tasks.iter().position(|task| task.id() == id);
if let Some(position) = position {
self.tasks.remove(position);
}
}
}
impl TaskSource for OneshotSource {
fn as_any(&mut self) -> &mut dyn std::any::Any {
self
}
fn tasks_to_schedule(
&mut self,
_cx: &mut gpui::ModelContext<Box<dyn TaskSource>>,
) -> Vec<Arc<dyn Task>> {
self.tasks.clone()
}
}