Updated on 2026-08-14

app/src/main/java/com/tangem/tap/common/utils/SafeStoreSubscriber.kt

@@ -0,0 +1,36 @@
+package com.tangem.tap.common.utils
+
+import android.os.Handler
+import android.os.Looper
+import org.rekotlin.StoreSubscriber
+
+private val mainLooper by lazy { Looper.getMainLooper() }
+private val mainHandler by lazy { Handler(mainLooper) }
+
+/**
+ * A subscriber interface for safely subscribing to state changes in a Store.
+ *
+ * @param State the type of the state in the Store
+ */
+interface SafeStoreSubscriber<State> : StoreSubscriber<State> {
+
+    /**
+     * A function that will be called when the state in the Store changes.
+     *
+     * @param state the new state in the Store
+     */
+    override fun newState(state: State) {
+        if (Thread.currentThread() != mainLooper.thread) {
+            mainHandler.post { newStateOnMain(state) }
+        } else {
+            newStateOnMain(state)
+        }
+    }
+
+    /**
+     * A function that will be called on the main thread when the state in the Store changes.
+     *
+     * @param state the new state in the Store
+     */
+    fun newStateOnMain(state: State)
+}