build variants

app/build.gradle.kts

@@ -24,6 +24,31 @@ android {
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }
 
+    flavorDimensions += "env"
+
+    productFlavors {
+        create("sit"){
+            dimension = "env"
+            applicationIdSuffix = ".sit"
+            versionNameSuffix = "-SIT"
+            versionCode = 1
+            versionName = "1.0"
+            buildConfigField("String", "ENV", "\"SIT\"")
+        }
+        create("uat"){
+            dimension = "env"
+            applicationIdSuffix = ".uat"
+            versionNameSuffix = "-SIT"
+            versionCode = 1
+            versionName = "1.0"
+            buildConfigField("String", "ENV", "\"UAT\"")
+        }
+        create("production"){
+            dimension = "env"
+            buildConfigField("String", "ENV", "\"PROD\"")
+        }
+    }
+
     buildTypes {
         release {
             isMinifyEnabled = false

app/src/main/java/com/mob/utsmyanmar/ui/dashboard/DashboardScreen.kt

@@ -1,5 +1,9 @@
 package com.mob.utsmyanmar.ui.dashboard
 
+import android.content.Context
+import android.net.ConnectivityManager
+import android.net.Network
+import android.net.NetworkCapabilities
 import android.os.Handler
 import android.os.Looper
 import androidx.compose.animation.core.LinearEasing
@@ -64,9 +68,11 @@ import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableLongStateOf
 import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.produceState
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.setValue
+import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
@@ -123,7 +129,7 @@ fun DashboardScreen2(
         )
     }
 
-    val isOnline = true
+    val isOnline by rememberIsOnline()
 
     fun confirmationMessage(action: String) = "Do you want to start ${action.lowercase()}?"
     fun processingMessage(action: String) = "Sending ${action.lowercase()} request to host..."
@@ -1072,6 +1078,26 @@ fun PreviewItem() {
 }
 
 
+@Composable
+private fun rememberIsOnline() = run {
+    val context = LocalContext.current
+    val cm = remember(context) {
+        context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
+    }
+    produceState(
+        initialValue = cm.activeNetwork
+            ?.let { cm.getNetworkCapabilities(it)?.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET) }
+            ?: false
+    ) {
+        val callback = object : ConnectivityManager.NetworkCallback() {
+            override fun onAvailable(network: Network) { value = true }
+            override fun onLost(network: Network) { value = false }
+        }
+        cm.registerDefaultNetworkCallback(callback)
+        awaitDispose { cm.unregisterNetworkCallback(callback) }
+    }
+}
+
 @Composable
 fun Item(
     onClick: () -> Unit,