diff --git a/app/src/main/java/ru/practicum/android/diploma/util/DebounceExtension.kt b/app/src/main/java/ru/practicum/android/diploma/util/DebounceExtension.kt
new file mode 100644
index 0000000000..d0e2479f70
--- /dev/null
+++ b/app/src/main/java/ru/practicum/android/diploma/util/DebounceExtension.kt
@@ -0,0 +1,40 @@
+package ru.practicum.android.diploma.util
+
+import android.view.View
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
+import ru.practicum.android.diploma.util.DebounceExtension.Companion.HALF_SECOND
+
+class DebounceExtension(
+    private val delayMillis: Long,
+    private val action: () -> Unit
+) {
+    companion object {
+        const val HALF_SECOND = 500L
+    }
+    private var debounceJob: Job? = null
+    fun debounce() {
+        debounceJob?.cancel()
+        debounceJob = CoroutineScope(Dispatchers.Main).launch {
+            delay(delayMillis)
+            action.invoke()
+        }
+    }
+}
+
+fun View.setDebouncedClickListener(
+    delayMillis: Long = HALF_SECOND,
+    onClick: () -> Unit
+) {
+    var debounceJob: Job? = null
+    setOnClickListener {
+        debounceJob?.cancel()
+        debounceJob = CoroutineScope(Dispatchers.Main).launch {
+            delay(delayMillis)
+            onClick()
+        }
+    }
+}
diff --git a/app/src/main/java/ru/practicum/android/diploma/util/NetworkUtils.kt b/app/src/main/java/ru/practicum/android/diploma/util/NetworkUtils.kt
new file mode 100644
index 0000000000..15c3e5e800
--- /dev/null
+++ b/app/src/main/java/ru/practicum/android/diploma/util/NetworkUtils.kt
@@ -0,0 +1,21 @@
+
+package ru.practicum.android.diploma.util
+
+import android.content.Context
+import android.net.ConnectivityManager
+import android.net.NetworkCapabilities
+
+fun isInternetAvailable(context: Context): Boolean {
+    val connectivityManager = context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
+    val capabilities = connectivityManager.getNetworkCapabilities(connectivityManager.activeNetwork)
+    var result = false
+    if (capabilities != null) {
+        result = when {
+            capabilities.hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR) -> true
+            capabilities.hasTransport(NetworkCapabilities.TRANSPORT_WIFI) -> true
+            capabilities.hasTransport(NetworkCapabilities.TRANSPORT_ETHERNET) -> true
+            else -> false
+        }
+    }
+    return result
+}