1 files changed, 49 insertions, 0 deletions
diff --git a/plugins/omemo/src/logic/session_store.vala b/plugins/omemo/src/logic/session_store.vala
new file mode 100644
index 00000000..654591d1
--- /dev/null
+++ b/plugins/omemo/src/logic/session_store.vala
@@ -0,0 +1,49 @@
+using Signal;
+using Qlite;
+
+namespace Dino.Plugins.Omemo {
+
+private class BackedSessionStore : SimpleSessionStore {
+    private Database db;
+    private int identity_id;
+
+    public BackedSessionStore(Database db, int identity_id) {
+        this.db = db;
+        this.identity_id = identity_id;
+        init();
+    }
+
+    private void init() {
+        try {
+            foreach (Row row in db.session.select().with(db.session.identity_id, "=", identity_id)) {
+                Address addr = new Address(row[db.session.address_name], row[db.session.device_id]);
+                store_session(addr, Base64.decode(row[db.session.record_base64]));
+                addr.device_id = 0;
+            }
+        } catch (Error e) {
+            print("Error while initializing session store: %s", e.message);
+        }
+
+        session_stored.connect(on_session_stored);
+        session_removed.connect(on_session_deleted);
+    }
+
+    public void on_session_stored(SessionStore.Session session) {
+        db.session.insert().or("REPLACE")
+                .value(db.session.identity_id, identity_id)
+                .value(db.session.address_name, session.name)
+                .value(db.session.device_id, session.device_id)
+                .value(db.session.record_base64, Base64.encode(session.record))
+                .perform();
+    }
+
+    public void on_session_deleted(SessionStore.Session session) {
+        db.session.delete()
+                .with(db.session.identity_id, "=", identity_id)
+                .with(db.session.address_name, "=", session.name)
+                .with(db.session.device_id, "=", session.device_id)
+                .perform();
+    }
+}
+
+}