refactor(native): cache & job runtime (#15139)

packages/backend/native/src/backend_runtime/housekeeping.rs

@@ -0,0 +1,80 @@
+use napi::Result;
+use sqlx::PgPool;
+
+use super::{BackendRuntime, error::napi_error};
+
+struct HousekeepingStore {
+  pool: PgPool,
+}
+
+impl HousekeepingStore {
+  fn new(pool: PgPool) -> Self {
+    Self { pool }
+  }
+
+  async fn cleanup_expired_user_sessions(&self, limit: i64) -> Result<i64> {
+    let result = sqlx::query(
+      r#"
+      DELETE FROM user_sessions
+      WHERE id IN (
+        SELECT id FROM user_sessions
+        WHERE expires_at <= CURRENT_TIMESTAMP
+        ORDER BY expires_at ASC
+        LIMIT $1
+      )
+      "#,
+    )
+    .bind(limit)
+    .execute(&self.pool)
+    .await
+    .map_err(|err| napi_error(format!("Housekeeping user sessions cleanup failed: {err}")))?;
+
+    Ok(result.rows_affected() as i64)
+  }
+
+  async fn cleanup_expired_snapshot_histories(&self, limit: i64) -> Result<i64> {
+    let result = sqlx::query(
+      r#"
+      DELETE FROM snapshot_histories
+      WHERE (workspace_id, guid, timestamp) IN (
+        SELECT workspace_id, guid, timestamp
+        FROM snapshot_histories
+        WHERE expired_at <= CURRENT_TIMESTAMP
+        ORDER BY expired_at ASC
+        LIMIT $1
+      )
+      "#,
+    )
+    .bind(limit)
+    .execute(&self.pool)
+    .await
+    .map_err(|err| napi_error(format!("Housekeeping snapshot histories cleanup failed: {err}")))?;
+
+    Ok(result.rows_affected() as i64)
+  }
+}
+
+#[napi_derive::napi]
+impl BackendRuntime {
+  #[napi]
+  pub async fn cleanup_expired_user_sessions(&self, limit: i64) -> Result<i64> {
+    if limit <= 0 {
+      return Err(napi_error("user sessions cleanup limit must be positive"));
+    }
+
+    HousekeepingStore::new(self.pool().await?)
+      .cleanup_expired_user_sessions(limit)
+      .await
+  }
+
+  #[napi]
+  pub async fn cleanup_expired_snapshot_histories(&self, limit: i64) -> Result<i64> {
+    if limit <= 0 {
+      return Err(napi_error("snapshot histories cleanup limit must be positive"));
+    }
+
+    HousekeepingStore::new(self.pool().await?)
+      .cleanup_expired_snapshot_histories(limit)
+      .await
+  }
+}