Files
yaak-mountain-loop/src-tauri/yaak-sync/src/commands.rs

87 lines
2.9 KiB
Rust

use crate::error::Result;
use crate::sync::{
apply_sync_ops, apply_sync_state_ops, compute_sync_ops, get_db_candidates, get_fs_candidates,
FsCandidate, SyncOp,
};
use crate::watch::{watch_directory, WatchEvent};
use chrono::Utc;
use log::warn;
use serde::{Deserialize, Serialize};
use std::path::Path;
use tauri::ipc::Channel;
use tauri::{command, Listener, Runtime, WebviewWindow};
use tokio::sync::watch;
use ts_rs::TS;
#[command]
pub async fn calculate<R: Runtime>(
window: WebviewWindow<R>,
workspace_id: &str,
sync_dir: &Path,
) -> Result<Vec<SyncOp>> {
let db_candidates = get_db_candidates(&window, workspace_id, sync_dir).await?;
let fs_candidates = get_fs_candidates(sync_dir)
.await?
.into_iter()
// Only keep items in the same workspace
.filter(|fs| fs.model.workspace_id() == workspace_id)
.collect::<Vec<FsCandidate>>();
// println!("\ndb_candidates: \n{}\n", serde_json::to_string_pretty(&db_candidates)?);
// println!("\nfs_candidates: \n{}\n", serde_json::to_string_pretty(&fs_candidates)?);
Ok(compute_sync_ops(db_candidates, fs_candidates))
}
#[command]
pub async fn calculate_fs(dir: &Path) -> Result<Vec<SyncOp>> {
let db_candidates = Vec::new();
let fs_candidates = get_fs_candidates(dir).await?;
Ok(compute_sync_ops(db_candidates, fs_candidates))
}
#[command]
pub async fn apply<R: Runtime>(
window: WebviewWindow<R>,
sync_ops: Vec<SyncOp>,
sync_dir: &Path,
workspace_id: &str,
) -> Result<()> {
let sync_state_ops = apply_sync_ops(&window, &workspace_id, sync_dir, sync_ops).await?;
apply_sync_state_ops(&window, workspace_id, sync_dir, sync_state_ops).await
}
#[derive(Debug, Clone, Serialize, Deserialize, TS)]
#[serde(rename_all = "camelCase")]
#[ts(export, export_to = "watch.ts")]
pub(crate) struct WatchResult {
unlisten_event: String,
}
#[command]
pub async fn watch<R: Runtime>(
window: WebviewWindow<R>,
sync_dir: &Path,
workspace_id: &str,
channel: Channel<WatchEvent>,
) -> Result<WatchResult> {
let (cancel_tx, cancel_rx) = watch::channel(());
watch_directory(&sync_dir, channel, cancel_rx).await?;
let window_inner = window.clone();
let unlisten_event =
format!("watch-unlisten-{}-{}", workspace_id, Utc::now().timestamp_millis());
// TODO: Figure out a way to unlisten when the client window refreshes or closes. Perhaps with
// a heartbeat mechanism, or ensuring only a single subscription per workspace (at least
// this won't create `n` subs). We could also maybe have a global fs watcher that we keep
// adding to here.
window.listen_any(unlisten_event.clone(), move |event| {
window_inner.unlisten(event.id());
if let Err(e) = cancel_tx.send(()) {
warn!("Failed to send cancel signal to watcher {e:?}");
}
});
Ok(WatchResult { unlisten_event })
}