TP-12345 | added try catch on network layer

navi-alfred/src/main/java/com/navi/alfred/network/AlfredRetrofitProvider.kt

@@ -18,10 +18,15 @@ import com.navi.alfred.deserializer.MetricsDataDeserializer
 import com.navi.alfred.deserializer.SessionDataDeserializer
 import com.navi.alfred.model.EventMetricRequest
 import com.navi.alfred.model.SessionRequest
+import com.navi.alfred.utils.AlfredConstants.API_FAILURE
+import com.navi.alfred.utils.AlfredConstants.API_FAILURE_CODE
+import okhttp3.Interceptor
 import okhttp3.OkHttpClient
+import okhttp3.Response
 import okhttp3.logging.HttpLoggingInterceptor
 import retrofit2.Retrofit
 import retrofit2.converter.gson.GsonConverterFactory
+import java.io.IOException
 import java.util.concurrent.TimeUnit
 
 object AlfredRetrofitProvider {
@@ -31,6 +36,22 @@ object AlfredRetrofitProvider {
     private lateinit var apiService: AlfredRetrofitService
     private lateinit var okHttpClient: OkHttpClient
 
+    private val headerInterceptor: Interceptor
+        get() = Interceptor { chain ->
+            val request = chain.request()
+            val response: Response = try {
+                chain.proceed(request).newBuilder().build()
+            } catch (e: IOException) {
+                // A mocked response in case of n/w exception
+                Response.Builder()
+                    .request(request)
+                    .code(API_FAILURE_CODE)
+                    .message(API_FAILURE)
+                    .build()
+            }
+            response
+        }
+
     fun init(context: Context) {
         okHttpClient = OkHttpClient.Builder().apply {
             connectTimeout(20, TimeUnit.SECONDS).readTimeout(20, TimeUnit.SECONDS)
@@ -41,6 +62,7 @@ object AlfredRetrofitProvider {
                         .alwaysReadResponseBody(false).build()
                 )
             }
+            addInterceptor(headerInterceptor)
         }.build()
         apiService = getRetrofit().create(AlfredRetrofitService::class.java)
     }

navi-alfred/src/main/java/com/navi/alfred/utils/AlfredConstants.kt

@@ -73,5 +73,7 @@ object AlfredConstants {
     const val PREVIOUS_SCREEN_NAME = "previous_screen_name"
     const val LOAD_TIME = "load_time_in_ms"
     const val DISABLE_CHUCKER = "DISABLE_CHUCKER"
+    const val API_FAILURE = "API_FAILURE"
+    const val API_FAILURE_CODE = 300
 
 }

navi-alfred/src/main/java/com/navi/alfred/utils/Utils.kt

@@ -34,6 +34,7 @@ import java.io.*
 import java.lang.Math.subtractExact
 import java.util.*
 import java.util.zip.ZipEntry
+import java.util.zip.ZipFile
 import java.util.zip.ZipOutputStream
 import kotlin.math.abs
 
@@ -344,6 +345,14 @@ fun getCpuUsageForDevice(): Float {
 
 }
 
+fun hasFilesInZip(zipFilePath: String): Boolean {
+    val zipFile = ZipFile(zipFilePath)
+    val entries = zipFile.entries()
+    val hasEntries = entries.hasMoreElements()
+    zipFile.close()
+    return hasEntries
+}
+
 fun getStorageUsageForDevice(context: Context): Pair<Long, Long> {
     val path = context.filesDir.path
     val stat = StatFs(path)