adjust javascript turso bindings for reuse in turso-sync-js package

bindings/javascript/Cargo.toml

@@ -8,7 +8,7 @@ repository.workspace = true
 description = "The Turso database library Node bindings"
 
 [lib]
-crate-type = ["cdylib"]
+crate-type = ["cdylib", "lib"]
 
 [dependencies]
 turso_core = { workspace = true }

bindings/javascript/promise.js

@@ -54,9 +54,14 @@ class Database {
     opts.timeout = opts.timeout === undefined ? 0 : opts.timeout;
 
     this.db = new NativeDB(path, opts);
-    this.memory = this.db.memory;
-    const db = this.db;
-
+    this.initialize(db, opts.path, opts.readonly);
+  }
+  static create() {
+    return Object.create(this.prototype);
+  }
+  initialize(db, name, readonly) {
+    this.db = db;
+    this.memory = db.memory;
     Object.defineProperties(this, {
       inTransaction: {
         get() {
@@ -65,12 +70,12 @@ class Database {
       },
       name: {
         get() {
-          return path;
+          return name;
         },
       },
       readonly: {
         get() {
-          return opts.readonly;
+          return readonly;
         },
       },
       open: {

bindings/javascript/src/lib.rs

@@ -34,8 +34,9 @@ enum PresentationMode {
 
 /// A database connection.
 #[napi]
+#[derive(Clone)]
 pub struct Database {
-    _db: Arc<turso_core::Database>,
+    _db: Option<Arc<turso_core::Database>>,
     io: Arc<dyn turso_core::IO>,
     conn: Arc<turso_core::Connection>,
     is_memory: bool,
@@ -76,13 +77,22 @@ impl Database {
             .connect()
             .map_err(|e| Error::new(Status::GenericFailure, format!("Failed to connect: {e}")))?;
 
-        Ok(Database {
+        Ok(Self::create(Some(db), io, conn, is_memory))
+    }
+
+    pub fn create(
+        db: Option<Arc<turso_core::Database>>,
+        io: Arc<dyn turso_core::IO>,
+        conn: Arc<turso_core::Connection>,
+        is_memory: bool,
+    ) -> Self {
+        Database {
             _db: db,
             io,
             conn,
             is_memory,
             is_open: Cell::new(true),
-        })
+        }
     }
 
     /// Returns whether the database is in memory-only mode.
@@ -418,7 +428,8 @@ impl Statement {
 
 /// Async task for running the I/O loop.
 pub struct IoLoopTask {
-    io: Arc<dyn turso_core::IO>,
+    // this field is set in the turso-sync-engine package
+    pub io: Arc<dyn turso_core::IO>,
 }
 
 impl Task for IoLoopTask {