Move to JobIntentService

app/src/main/AndroidManifest.xml

@@ -2,10 +2,6 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.blogspot.developersu.nowol">
 
-    <!--
-        <permission android:name="com.blogspot.developersu.nowol.nowol"
-        />
-    -->
     <uses-permission android:name="android.permission.INTERNET" />
 
     <application
@@ -26,9 +22,11 @@
             </intent-filter>
         </activity>
 
-        <receiver android:name=".widget.NoWolWidget">
+        <receiver android:name=".widget.NoWolWidget"
+            android:permission="android.permission.RECEIVE_BOOT_COMPLETED">
             <intent-filter>
                 <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
+                <action android:name="android.intent.action.BOOT_COMPLETED" />
             </intent-filter>
 
             <meta-data
@@ -38,7 +36,7 @@
 
         <service
             android:name=".SendRequestService"
-            android:exported="false" />
+            android:permission="android.permission.BIND_JOB_SERVICE" />
 
         <activity android:name=".widget.WidgetConfigurator">
             <intent-filter>

app/src/main/java/com/blogspot/developersu/nowol/MainActivity.java

@@ -19,8 +19,6 @@
 package com.blogspot.developersu.nowol;
 
 import android.app.Dialog;
-import android.appwidget.AppWidgetManager;
-import android.content.ComponentName;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.os.Handler;
@@ -36,10 +34,12 @@ import android.widget.EditText;
 import android.widget.TextView;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.widget.Toolbar;
+import androidx.core.app.JobIntentService;
 import androidx.core.content.ContextCompat;
 import com.blogspot.developersu.nowol.widget.NoWolWidget;
 import com.google.android.material.snackbar.Snackbar;
 
+import static com.blogspot.developersu.nowol.SendRequestService.JOB_ID;
 import static com.blogspot.developersu.nowol.ServerReplies.*;
 
 public class MainActivity extends AppCompatActivity {
@@ -69,7 +69,7 @@ public class MainActivity extends AppCompatActivity {
 
     private void doRequest(String url) {
         SendRequestIntent.putExtra("url", url);
-        startService(SendRequestIntent);
+        JobIntentService.enqueueWork(getApplicationContext(), SendRequestService.class, JOB_ID, SendRequestIntent);
     }
 
     private void inform(String textToShow){
@@ -149,7 +149,7 @@ public class MainActivity extends AppCompatActivity {
                 statusLbl.setText(getResources().getString(R.string.statusOffline));
                 statusLbl.setTextColor(ContextCompat.getColor(getApplicationContext(), R.color.colorRed));
                 break;
-            case STATE_UNKNOWN:
+            case STATE_NO_REPLY:
                 statusLbl.setText(getResources().getString(R.string.noResponse));
                 statusLbl.setTextColor(hostAddress.getTextColors());
                 break;
@@ -163,7 +163,7 @@ public class MainActivity extends AppCompatActivity {
             case STATE_OFF:
                 inform(getResources().getString(R.string.statusOffline));
                 break;
-            case STATE_UNKNOWN:
+            case STATE_NO_REPLY:
                 inform(getResources().getString(R.string.noResponse) + hostAddress.getText().toString());
         }
     }
@@ -202,17 +202,7 @@ public class MainActivity extends AppCompatActivity {
 
         /* Update widgets by sending broadcast intent */
         Intent updateWidgetIntent = new Intent(this, NoWolWidget.class);
-        updateWidgetIntent.setAction(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
+        updateWidgetIntent.setAction(NoWolWidget.ACTION_APPWIDGET_REBUILD);
-
-        AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(this);
-        int[] appWidgetIds = appWidgetManager.getAppWidgetIds(new ComponentName(this, NoWolWidget.class));
-        updateWidgetIntent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, appWidgetIds);
         sendBroadcast(updateWidgetIntent);
     }
-
-    @Override
-    protected void onDestroy() {
-        super.onDestroy();
-        stopService(SendRequestIntent); // just in case
-    }
 }

app/src/main/java/com/blogspot/developersu/nowol/SendRequestService.java

@@ -18,12 +18,13 @@
 */
 package com.blogspot.developersu.nowol;
 
-import android.app.IntentService;
 import android.appwidget.AppWidgetManager;
 import android.content.Intent;
 import android.os.Bundle;
 import android.os.ResultReceiver;
 import android.widget.RemoteViews;
+import androidx.annotation.NonNull;
+import androidx.core.app.JobIntentService;
 import androidx.core.content.ContextCompat;
 import com.android.volley.Request;
 import com.android.volley.RequestQueue;
@@ -32,25 +33,23 @@ import com.android.volley.toolbox.Volley;
 
 import static com.blogspot.developersu.nowol.ServerReplies.*;
 
-public class SendRequestService extends IntentService {
+public class SendRequestService extends JobIntentService {
+
+    public static final int JOB_ID = 1;
 
     private ResultReceiver resReceiver;
 
-    public SendRequestService() {
-        super("MyIntentService");
-    }
-
     @Override
-    protected void onHandleIntent(Intent intent) {
+    protected void onHandleWork(@NonNull Intent intent) {
         Bundle bundle = intent.getExtras();
 
-        if (bundle == null)
+        if (bundle == null){
             return;
+        }
 
         String url = bundle.getString("url");
         resReceiver = bundle.getParcelable("receiver");
         final int appWidgetId = bundle.getInt(AppWidgetManager.EXTRA_APPWIDGET_ID);
-
         RequestQueue queueStd = Volley.newRequestQueue(this);
 
         StringRequest strRequest = new StringRequest(Request.Method.GET, url, //will be 4 requests
@@ -59,7 +58,7 @@ public class SendRequestService extends IntentService {
                         sendData(STATE_ON, appWidgetId);
                     else
                         sendData(STATE_OFF, appWidgetId);
-                }, error -> sendData(STATE_UNKNOWN, appWidgetId));
+                }, error -> sendData(STATE_NO_REPLY, appWidgetId));
 
         queueStd.add(strRequest);
     }
@@ -69,11 +68,10 @@ public class SendRequestService extends IntentService {
         final int redColor = ContextCompat.getColor(this, R.color.colorRed);
         final int orangeColor = ContextCompat.getColor(this, R.color.colorOrange);
 
-        // MainActivity requested
+        if (resReceiver != null){
-        if (widgetId == 0){
             resReceiver.send(state, null);
+            return; //todo: FIX
         }
-
         switch (state){
            case STATE_ON:
                setWidgetTextColorIndication(widgetId, getResources().getString(R.string.statusOnline), greenColor);
@@ -81,7 +79,7 @@ public class SendRequestService extends IntentService {
            case STATE_OFF:
                setWidgetTextColorIndication(widgetId, getResources().getString(R.string.statusOffline), redColor);
                break;
-           case STATE_UNKNOWN:
+           case STATE_NO_REPLY:
                setWidgetTextColorIndication(widgetId, getResources().getString(R.string.noResponse), orangeColor);
                break;
         }

app/src/main/java/com/blogspot/developersu/nowol/ServerReplies.java

@@ -21,5 +21,5 @@ package com.blogspot.developersu.nowol;
 public class ServerReplies {
     public static final int STATE_ON = 1;
     public static final int STATE_OFF = 0;
-    public static final int STATE_UNKNOWN = -1;
+    public static final int STATE_NO_REPLY = -1;
 }

app/src/main/java/com/blogspot/developersu/nowol/widget/NoWolWidget.java

@@ -21,81 +21,114 @@ package com.blogspot.developersu.nowol.widget;
 import android.app.PendingIntent;
 import android.appwidget.AppWidgetManager;
 import android.appwidget.AppWidgetProvider;
+import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
-import android.util.Log;
 import android.widget.RemoteViews;
-
+import androidx.core.app.JobIntentService;
 import com.blogspot.developersu.nowol.R;
 import com.blogspot.developersu.nowol.SendRequestService;
 
+import static com.blogspot.developersu.nowol.SendRequestService.JOB_ID;
+
 
 public class NoWolWidget extends AppWidgetProvider {
-
+    public static final String ACTION_APPWIDGET_REBUILD = "com.blogspot.developersu.nowol.widget.ACTION_APPWIDGET_REBUILD";
-    @Override
+    public static final String ACTION_APPWIDGET_REQUEST = "com.blogspot.developersu.nowol.widget.ACTION_APPWIDGET_REQUEST";
-    public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
-        for (int appWidgetId : appWidgetIds) {
-            updateAppWidget(context, appWidgetManager, appWidgetId);
-        }
-    }
-
-    @Override
-    public void onReceive(Context context, Intent intent) {
-        if (intent.hasExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS)){
-            int[] widgetIDs = intent.getExtras().getIntArray(AppWidgetManager.EXTRA_APPWIDGET_IDS);
-            for (int widgetID : widgetIDs){
-                updateAppWidget(context, AppWidgetManager.getInstance(context), widgetID);
-            }
-        }
-        else
-            super.onReceive(context, intent);
-    }
 
     @Override
     public void onEnabled(Context context) {
         super.onEnabled(context);
+        setWidgetsFunctionality(context);   // Calls twice when first widget created; Calls once after boot and set all widgets
     }
 
     @Override
-    public void onDeleted(Context context, int[] appWidgetIds) {
+    public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
+        super.onUpdate(context, appWidgetManager, appWidgetIds);
         for (int appWidgetId : appWidgetIds) {
-            WidgetConfigurator.deleteBgColorPref(context, appWidgetId);
+            requestServerStatusFromService(context, appWidgetId);
+        }
+    }
+    private static void requestServerStatusFromService(Context context, int appWidgetId) {
+        SharedPreferences sharedSettings = context.getSharedPreferences("NoWolPreferences", Context.MODE_PRIVATE);
+        String hostIP = sharedSettings.getString("Host", context.getResources().getString(R.string.hostNameDefault));
+        requestServerStatusFromServiceByIp(context, appWidgetId, hostIP);
+    }
+    private static void requestServerStatusFromServiceByIp(Context context, int appWidgetId, String hostIP) {
+        // Ping server
+        Intent refreshIntent = new Intent(context, SendRequestService.class);
+        refreshIntent.putExtra("url", hostIP);
+        refreshIntent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
+        JobIntentService.enqueueWork(context, SendRequestService.class, JOB_ID, refreshIntent);
+    }
+
+    @Override
+    public void onReceive(Context context, Intent intent) {
+        super.onReceive(context, intent);
+
+        if (intent.getAction() == null)
+            return;
+
+        switch (intent.getAction()){
+            case ACTION_APPWIDGET_REBUILD:
+                setWidgetsFunctionality(context);
+                break;
+            case ACTION_APPWIDGET_REQUEST:
+                int widgetID = intent.getExtras().getInt(AppWidgetManager.EXTRA_APPWIDGET_ID);
+                String host = intent.getExtras().getString("url");
+                if (widgetID != 0){
+                    requestServerStatusFromServiceByIp(context, widgetID, host);
+                }
         }
     }
 
-    static void updateAppWidget(Context context, AppWidgetManager appWidgetManager,
+    private static void setWidgetsFunctionality(Context context){
-                                int appWidgetId) {
+        AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
-        int widgetBgColor = WidgetConfigurator.loadBgColorPref(context, appWidgetId);
+        int[] appWidgetIds = appWidgetManager.getAppWidgetIds(new ComponentName(context, NoWolWidget.class));
+        setWidgetsFunctionality(context, appWidgetIds);
+    }
+
+    private static void setWidgetsFunctionality(Context context, int[] appWidgetIds){
+        AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
+
         RemoteViews remoteViews = new RemoteViews(context.getPackageName(), R.layout.no_wol_widget);
 
+        for (int appWidgetId : appWidgetIds){
+            int widgetBgColor = WidgetConfigurator.loadBgColorPref(context, appWidgetId);
+
             remoteViews.setInt(R.id.widgetBodyLayout, "setBackgroundColor", widgetBgColor);
             //
             SharedPreferences sharedSettings = context.getSharedPreferences("NoWolPreferences", Context.MODE_PRIVATE);
             String hostIP = sharedSettings.getString("Host", context.getResources().getString(R.string.hostNameDefault));
 
             remoteViews.setOnClickPendingIntent(R.id.widgetBntRefresh,
-                createPendingIntent(context, appWidgetId, hostIP, appWidgetId+1)); // Refresh
+                    createPendingIntent(context, appWidgetId, hostIP, appWidgetId)); // Refresh
             remoteViews.setOnClickPendingIntent(R.id.widgetBtnReset,
-                createPendingIntent(context, appWidgetId, hostIP + "/?RESET=on", appWidgetId+2));
+                    createPendingIntent(context, appWidgetId, hostIP + "/?RESET=on", appWidgetId+"RESET".hashCode()));
             remoteViews.setOnClickPendingIntent(R.id.widgetBtnPwr,
-                createPendingIntent(context, appWidgetId, hostIP + "/?POWER0=on", appWidgetId+3));
+                    createPendingIntent(context, appWidgetId, hostIP + "/?POWER0=on", appWidgetId+"POWER0".hashCode()));
             remoteViews.setOnClickPendingIntent(R.id.widgetBtnPwr5,
-                createPendingIntent(context, appWidgetId, hostIP + "/?POWER1=on", appWidgetId+4));
+                    createPendingIntent(context, appWidgetId, hostIP + "/?POWER1=on", appWidgetId+"POWER1".hashCode()));
 
             appWidgetManager.updateAppWidget(appWidgetId, remoteViews);
-        // Ping serv TODO: FIX
+
-        Intent refreshIntent = new Intent(context, SendRequestService.class);
+            requestServerStatusFromService(context, appWidgetId);
-        refreshIntent.putExtra("url", hostIP);
+        }
-        refreshIntent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
-        context.startService(refreshIntent);
-        // Instruct the widget manager to update the widget
-        appWidgetManager.updateAppWidget(appWidgetId, remoteViews);
     }
     private static PendingIntent createPendingIntent(Context context, int widgetId, String linkAddress, int code){
-        Intent intent = new Intent(context, SendRequestService.class);
+        Intent intent = new Intent(context, NoWolWidget.class);
+        intent.setAction(ACTION_APPWIDGET_REQUEST);
         intent.putExtra("url", linkAddress);
         intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, widgetId);
-        return PendingIntent.getService(context, code, intent, PendingIntent.FLAG_UPDATE_CURRENT);
+        return PendingIntent.getBroadcast(context, code, intent, PendingIntent.FLAG_UPDATE_CURRENT);
+    }
+
+    @Override
+    public void onDeleted(Context context, int[] appWidgetIds) {
+        super.onDeleted(context, appWidgetIds);
+        for (int appWidgetId : appWidgetIds) {
+            WidgetConfigurator.deleteBgColorPref(context, appWidgetId);
+        }
     }
 }

app/src/main/java/com/blogspot/developersu/nowol/widget/WidgetConfigurator.java

@@ -25,16 +25,17 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.graphics.Color;
 import android.os.Bundle;
-import android.util.Log;
 import android.widget.Button;
 import android.widget.RemoteViews;
 import android.widget.SeekBar;
 import android.widget.TextView;
 import androidx.appcompat.app.AppCompatActivity;
+
 import com.blogspot.developersu.nowol.R;
-import com.blogspot.developersu.nowol.SendRequestService;
 import com.google.android.material.switchmaterial.SwitchMaterial;
 
+import java.util.UUID;
+
 public class WidgetConfigurator extends AppCompatActivity {
 
     private SeekBar opacityBar;
@@ -95,13 +96,13 @@ public class WidgetConfigurator extends AppCompatActivity {
         SharedPreferences.Editor settingsEditor = sharedSettings.edit();
 
         remoteViews.setOnClickPendingIntent(R.id.widgetBntRefresh,
-                createPendingIntent(hostIP, appWidgetId+1)); // Refresh
+                createPendingIntent(hostIP, appWidgetId)); // Refresh
         remoteViews.setOnClickPendingIntent(R.id.widgetBtnReset,
-                createPendingIntent(hostIP + "/?RESET=on", appWidgetId+2));
+                createPendingIntent(hostIP + "/?RESET=on", appWidgetId+"RESET".hashCode()));
         remoteViews.setOnClickPendingIntent(R.id.widgetBtnPwr,
-                createPendingIntent(hostIP + "/?POWER0=on", appWidgetId+3));
+                createPendingIntent(hostIP + "/?POWER0=on", appWidgetId+"POWER0".hashCode()));
         remoteViews.setOnClickPendingIntent(R.id.widgetBtnPwr5,
-                createPendingIntent(hostIP + "/?POWER1=on", appWidgetId+4));
+                createPendingIntent(hostIP + "/?POWER1=on", appWidgetId+"POWER1".hashCode()));
         int bgColor = getBackgoundColor();
         remoteViews.setInt(R.id.widgetBodyLayout, "setBackgroundColor", bgColor);
         settingsEditor.putInt("WidgetBgColor" + appWidgetId, bgColor).apply();
@@ -115,10 +116,11 @@ public class WidgetConfigurator extends AppCompatActivity {
         finish();
     }
     private PendingIntent createPendingIntent(String linkAddress, int code){
-        Intent intent = new Intent(context, SendRequestService.class);
+        Intent intent = new Intent(context, NoWolWidget.class);
+        intent.setAction(NoWolWidget.ACTION_APPWIDGET_REQUEST);
         intent.putExtra("url", linkAddress);
         intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
-        return PendingIntent.getService(context, code, intent, PendingIntent.FLAG_UPDATE_CURRENT);
+        return PendingIntent.getBroadcast(context, code, intent, PendingIntent.FLAG_UPDATE_CURRENT);
     }
     private int getBackgoundColor(){
         if (bgColorSwitch.isChecked())
@@ -127,7 +129,7 @@ public class WidgetConfigurator extends AppCompatActivity {
             return Color.argb(255-opacityBar.getProgress()*255/100, 0x00,0x00,0x00);
     }
 
-    static int loadBgColorPref(Context context, int appWidgetId) {
+    public static int loadBgColorPref(Context context, int appWidgetId) {
         SharedPreferences prefs = context.getSharedPreferences("NoWolPreferences", Context.MODE_PRIVATE);
         return  prefs.getInt("WidgetBgColor" + appWidgetId, Color.argb(255, 0x00,0x00,0x00));
     }

app/src/main/res/layout/no_wol_widget.xml

@@ -8,7 +8,7 @@
         android:id="@+id/widgetHeaderLayout"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:background="@color/colorOrange"
+        android:background="@color/colorGrey"
         android:orientation="horizontal"
         android:paddingLeft="@dimen/widget_margin"
         android:paddingRight="@dimen/widget_margin"

app/src/main/res/values/colors.xml

@@ -2,6 +2,7 @@
 <resources>
     <color name="colorPrimary">#3db535</color>
     <color name="colorPrimaryDark">#37a12f</color>
+    <color name="colorGrey">#97c8c6</color>
     <color name="colorOrange">#f17a0a</color>
     <color name="colorRed">#c20003</color>
     <color name="colorAccent">#ff4081</color>