feat: Implement Mac app version compatibility check and warn users about outdated Mac app versions.

Author: sameerasw

app/build.gradle.kts

@@ -40,6 +40,11 @@ android {
     }
     buildFeatures {
         compose = true
+        buildConfig = true
+    }
+
+    defaultConfig {
+        buildConfigField("String", "MIN_MAC_APP_VERSION", "\"2.6.0\"")
     }
 }
 

app/src/main/java/com/sameerasw/airsync/presentation/ui/components/SettingsView.kt

@@ -299,7 +299,6 @@ fun SettingsView(
                         viewModel.manualSyncAppIcons(context)
                     },
                     modifier = Modifier.fillMaxWidth(),
-                    shape = MaterialTheme.shapes.extraSmall,
                     enabled = uiState.isConnected && !uiState.isIconSyncLoading
                 ) {
                     if (uiState.isIconSyncLoading) {

app/src/main/java/com/sameerasw/airsync/presentation/ui/components/cards/DeviceInfoCard.kt

@@ -28,7 +28,6 @@ fun DeviceInfoCard(
             Text("My Android", style = MaterialTheme.typography.titleMedium)
             Spacer(modifier = Modifier.height(8.dp))
             Text("Local IP: $localIp", style = MaterialTheme.typography.bodyMedium)
-            Text("Wake-up Ports: HTTP 8888, UDP 8889", style = MaterialTheme.typography.bodySmall, color = MaterialTheme.colorScheme.onSurfaceVariant)
 
             Spacer(modifier = Modifier.height(8.dp))
             OutlinedTextField(

app/src/main/java/com/sameerasw/airsync/presentation/ui/components/cards/ExpandNetworkingCard.kt

@@ -9,7 +9,9 @@ import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Switch
 import androidx.compose.material3.Text
 import androidx.compose.runtime.*
+import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalHapticFeedback
+import androidx.compose.ui.unit.dp
 import com.sameerasw.airsync.data.local.DataStoreManager
 import com.sameerasw.airsync.utils.HapticUtil
 import com.sameerasw.airsync.ui.theme.minCornerRadius

app/src/main/java/com/sameerasw/airsync/utils/WebSocketMessageHandler.kt

@@ -11,6 +11,8 @@ import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.launch
+import android.widget.Toast
+import com.sameerasw.airsync.BuildConfig
 import org.json.JSONObject
 
 /**
@@ -513,8 +515,17 @@ object WebSocketMessageHandler {
 
                 val macName = data.optString("name", "")
                 val isPlus = data.optBoolean("isPlusSubscription", false)
+                val macVersion = data.optString("version", "2.0.0")
 
-                Log.d(TAG, "Processing macInfo - name: '$macName', isPlus: $isPlus")
+                Log.d(TAG, "Processing macInfo - name: '$macName', isPlus: $isPlus, version: '$macVersion'")
+
+                // Version compatibility check
+                val minVersion = BuildConfig.MIN_MAC_APP_VERSION
+                if (isVersionOutdated(macVersion, minVersion)) {
+                    launch(Dispatchers.Main) {
+                        Toast.makeText(context, "Mac app is outdated ($macVersion < $minVersion). Please update the mac app and reconnect.", Toast.LENGTH_LONG).show()
+                    }
+                }
 
                 val savedAppPackagesJson = data.optJSONArray("savedAppPackages")
                 val savedPackages = mutableSetOf<String>()
@@ -857,4 +868,23 @@ object WebSocketMessageHandler {
         Log.d(TAG, "Request to refresh ADB ports received")
         SyncManager.sendDeviceInfoNow(context)
     }
+
+    private fun isVersionOutdated(current: String, min: String): Boolean {
+        return try {
+            val currentParts = current.split(".").map { it.toInt() }
+            val minParts = min.split(".").map { it.toInt() }
+            
+            val maxLen = maxOf(currentParts.size, minParts.size)
+            for (i in 0 until maxLen) {
+                val currentPart = if (i < currentParts.size) currentParts[i] else 0
+                val minPart = if (i < minParts.size) minParts[i] else 0
+                
+                if (currentPart < minPart) return true
+                if (currentPart > minPart) return false
+            }
+            false
+        } catch (e: Exception) {
+            false
+        }
+    }
 }