add notification

app/src/main/AndroidManifest.xml

@@ -6,6 +6,9 @@
     <uses-permission android:name="android.permission.READ_PROFILE" />
     <uses-permission android:name="android.permission.READ_CONTACTS" />
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
 
     <application
         android:allowBackup="true"

app/src/main/java/com/example/zxa01/iotclient/common/http/DownloadTask.java

+package com.example.zxa01.iotclient.common.http;
+
+import android.Manifest;
+import android.app.Activity;
+import android.app.Notification;
+import android.app.NotificationChannel;
+import android.app.NotificationManager;
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.os.AsyncTask;
+import android.os.Build;
+import android.os.Environment;
+import android.os.Handler;
+import android.support.v4.app.NotificationCompat;
+import android.support.v7.app.AlertDialog;
+import android.util.Log;
+import android.widget.Toast;
+
+import com.example.zxa01.iotclient.R;
+
+import java.io.BufferedInputStream;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
+
+import static android.support.v4.app.ActivityCompat.requestPermissions;
+
+public class DownloadTask {
+
+    private static final String TAG = "Download File";
+    public static final String CHANNELID = "118";
+    public static final CharSequence CHANNELCHAR = "Download Report File";
+    private NotificationManager notificationManager;
+
+    private Context context;
+    private String downloadUrl;
+    private String downloadFileName;
+    private AlertDialog dialog;
+
+
+    public DownloadTask(Context context, String downloadUrl) {
+        this.context = context;
+        this.downloadUrl = downloadUrl;
+        this.dialog = new AlertDialog.Builder(context)
+                .setMessage(R.string.privacy_loading_message)
+                .setTitle(R.string.detail_report_download)
+                .create();
+        isStoragePermissionGranted();
+        new DownloadingTask().execute();
+    }
+
+    private class DownloadingTask extends AsyncTask<Void, Void, Void> {
+
+        File apkStorage = null;
+        File outputFile = null;
+
+        @Override
+        protected void onPreExecute() {
+            super.onPreExecute();
+            dialog.show();
+        }
+
+
+        @Override
+        protected void onPostExecute(Void result) {
+            try {
+                dialog.hide();
+                if (outputFile != null) {
+                    notification();
+                    Toast.makeText(context, "Downloaded Successfully", Toast.LENGTH_SHORT).show();
+                } else {
+                    dialogDelay();
+                    Toast.makeText(context, "Downloaded Failed", Toast.LENGTH_SHORT).show();
+                }
+            } catch (Exception e) {
+                e.printStackTrace();
+                dialogDelay();
+                Toast.makeText(context, "Downloaded Failed with Exception", Toast.LENGTH_SHORT).show();
+            }
+            super.onPostExecute(result);
+        }
+
+        @Override
+        protected Void doInBackground(Void... arg0) {
+            try {
+                URL url = new URL(downloadUrl);
+                HttpURLConnection connection = (HttpURLConnection) url.openConnection();
+                connection.setRequestMethod("GET");
+                connection.connect();
+
+                downloadFileName = java.net.URLDecoder.decode(
+                        connection.getHeaderField("Content-Disposition").replace("Attachment; filename=",""),
+                        String.valueOf(StandardCharsets.UTF_8));
+
+                // check SDCard
+                if (new CheckForSDCard().isSDCardPresent()) {
+                    apkStorage = new File(
+                            Environment.getExternalStorageDirectory().toString() + "/report");
+                } else{
+                    Toast.makeText(context, "There is no SD Card.", Toast.LENGTH_SHORT).show();
+                }
+
+                // check directory
+                if (!apkStorage.exists()) {
+                    apkStorage.mkdir();
+                    Log.e(TAG, "Directory Created.");
+                }
+
+                // check file
+                outputFile = new File(apkStorage, downloadFileName);
+                if (!outputFile.exists()) {
+                    outputFile.createNewFile();
+                    outputFile.setWritable(true);
+                    Log.e(TAG, "File Created");
+                }
+
+                // output handle
+                FileOutputStream fos = new FileOutputStream(outputFile);
+
+                InputStream input = new BufferedInputStream(url.openStream(),
+                        8192);
+                OutputStream output = new FileOutputStream(outputFile.getPath());
+                byte[] data = new byte[1024];
+                long total = 0;
+                int count;
+                while ((count = input.read(data)) != -1) {
+                    total += count;
+                    output.write(data, 0, count);
+                }
+                fos.flush();
+                fos.close();
+                input.close();
+
+            } catch (Exception e) {
+                e.printStackTrace();
+                outputFile = null;
+                Log.e(TAG, "Download Error Exception " + e.getMessage());
+            }
+            return null;
+        }
+    }
+
+    class CheckForSDCard {
+        public boolean isSDCardPresent() {
+            if (Environment.getExternalStorageState().equals(
+                    Environment.MEDIA_MOUNTED)) {
+                return true;
+            }
+            return false;
+        }
+
+    }
+
+    public  boolean isStoragePermissionGranted() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+            if (context.checkSelfPermission(android.Manifest.permission.WRITE_EXTERNAL_STORAGE)
+                    == PackageManager.PERMISSION_GRANTED) {
+                Log.v(TAG,"Permission is granted");
+                return true;
+            } else {
+                Log.v(TAG,"Permission is revoked");
+                requestPermissions((Activity)context,
+                        new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, 1);
+                return false;
+            }
+        }
+        else {
+            Log.v(TAG,"Permission is granted");
+            return true;
+        }
+    }
+
+    private void dialogDelay() {
+        new Handler().postDelayed(() ->{}, 3000);
+    }
+
+    private void notification(){
+            int NOTIFY_ID = 0;
+            NotificationCompat.Builder builder;
+            if (notificationManager == null) {
+                notificationManager = (NotificationManager)context.getSystemService(Context.NOTIFICATION_SERVICE);
+            }
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+                int importance = NotificationManager.IMPORTANCE_HIGH;
+                NotificationChannel mChannel = notificationManager.getNotificationChannel(CHANNELID);
+                if (mChannel == null) {
+                    mChannel = new NotificationChannel(CHANNELID, CHANNELCHAR, importance);
+                    mChannel.enableVibration(true);
+                    mChannel.setVibrationPattern(new long[]{100, 200, 300, 400, 500, 400, 300, 200, 400});
+                    notificationManager.createNotificationChannel(mChannel);
+                }
+                builder = new NotificationCompat.Builder(context, CHANNELID);
+                builder.setContentTitle("下載成功")
+                        .setSmallIcon(android.R.drawable.ic_popup_reminder)
+                        .setContentText(downloadFileName)
+                        .setDefaults(Notification.DEFAULT_ALL)
+                        .setAutoCancel(true)
+                        .setTicker("下載成功")
+                        .setVibrate(new long[]{100, 200, 300, 400, 500, 400, 300, 200, 400});
+            }
+            else {
+                builder = new NotificationCompat.Builder(context, CHANNELID);
+                builder.setContentTitle("下載成功")
+                        .setSmallIcon(android.R.drawable.ic_popup_reminder)
+                        .setContentText(downloadFileName)
+                        .setDefaults(Notification.DEFAULT_ALL)
+                        .setAutoCancel(true)
+                        .setTicker("下載成功")
+                        .setVibrate(new long[]{100, 200, 300, 400, 500, 400, 300, 200, 400})
+                        .setPriority(Notification.PRIORITY_HIGH);
+            }
+            Notification notification = builder.build();
+            notificationManager.notify(NOTIFY_ID, notification);
+    }
+
+}
\ No newline at end of file

app/src/main/java/com/example/zxa01/iotclient/common/pojo/index/PrivacyChoiceResponse.java

 package com.example.zxa01.iotclient.common.pojo.index;
-import com.example.zxa01.iotclient.common.pojo.privacy.PrivacyContent;
-
+import com.example.zxa01.iotclient.common.pojo.privacy.PrivacyChoice;
 
 public class PrivacyChoiceResponse {
 
     private long id;
     private String localDateTime;
-    private PrivacyContent privacyContent;
+    private PrivacyChoice privacyChoice;
 
     public PrivacyChoiceResponse(){
 
@@ -28,11 +27,11 @@ public class PrivacyChoiceResponse {
         this.localDateTime = localDateTime;
     }
 
-    public PrivacyContent getPrivacyContent() {
-        return privacyContent;
+    public PrivacyChoice getPrivacyChoice() {
+        return privacyChoice;
     }
 
-    public void setPrivacyContent(PrivacyContent privacyContent) {
-        this.privacyContent = privacyContent;
+    public void setPrivacyChoice(PrivacyChoice privacyChoice) {
+        this.privacyChoice = privacyChoice;
     }
 }

app/src/main/java/com/example/zxa01/iotclient/component/detail/DetailViewModel.java

 package com.example.zxa01.iotclient.component.detail;
 
 import com.example.zxa01.iotclient.R;
+import com.example.zxa01.iotclient.common.http.DownloadTask;
 import com.example.zxa01.iotclient.common.pojo.device.Device;
 import com.example.zxa01.iotclient.component.privacy.PrivacyActivity;
 import android.arch.lifecycle.MutableLiveData;
@@ -9,16 +10,28 @@ import android.content.Context;
 import android.content.Intent;
 import android.databinding.ObservableBoolean;
 import android.databinding.ObservableField;
+import android.os.AsyncTask;
+import android.os.Environment;
 import android.support.annotation.NonNull;
+import android.util.Log;
 import android.view.Gravity;
 import android.widget.Toast;
 
+import java.io.BufferedInputStream;
+import java.io.FileOutputStream;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.URL;
+import java.net.URLConnection;
+
 public class DetailViewModel extends ViewModel {
 
     public ObservableBoolean isLoading = new ObservableBoolean(true);
     public ObservableField<Device> device = new ObservableField<>();
     private DetailModel detailModel = new DetailModel();
     private Context context;
+    private Toast toast;
+
 
     public DetailViewModel(Context context) {
         this.context = context;
@@ -47,9 +60,8 @@ public class DetailViewModel extends ViewModel {
     }
 
     public void downloadPrivacyReport() {
-        // TODO download
-        Toast toast = Toast.makeText(context, R.string.detail_report_download, Toast.LENGTH_LONG);
-        toast.setGravity(Gravity.BOTTOM, 0, 15);
-        toast.show();
+        // fake file just for test
+        String url = "https://www.ey.gov.tw/File/4EBD1D15E6556A04?A=C";
+        new DownloadTask(context, url);
     }
 }

app/src/main/java/com/example/zxa01/iotclient/component/home/record/RecordViewModel.java

@@ -56,7 +56,7 @@ public class RecordViewModel extends ViewModel {
                     new Intent(context, PrivacyActivity.class)
                             .putExtra("udn",
                                     recordModel.getPrivacyChoiceResponsesMLD().getValue().get(index)
-                                            .getPrivacyContent().getDevice().getUdn()));
+                                            .getPrivacyChoice().getPrivacyContent().getDevice().getUdn()));
         }
     }
 

app/src/main/java/com/example/zxa01/iotclient/component/login/LoginActivity.java

@@ -24,7 +24,7 @@ public class LoginActivity extends AppCompatActivity {
     }
 
     private void binding() {
-        viewModel = new LoginViewModel(binding.getRoot().getContext());
+        viewModel = new LoginViewModel(this);
         binding.setViewModel(viewModel);
         binding.linearLoginForm.setOnClickListener(view -> hideKeyboard(LoginActivity.this));
     }

app/src/main/java/com/example/zxa01/iotclient/component/login/LoginModel.java

@@ -34,7 +34,6 @@ public class LoginModel extends BaseObservable {
         return message.getAccount() != null &&
                 message.getPassword() != null &&
                 message.getGateway() != null;
-
     }
 
     private void settingConfig(@NonNull LoginMessage message) {

app/src/main/java/com/example/zxa01/iotclient/component/login/LoginViewModel.java

@@ -3,7 +3,6 @@ package com.example.zxa01.iotclient.component.login;
 import com.example.zxa01.iotclient.common.shared.DefaultData;
 import com.example.zxa01.iotclient.component.home.HomeActivity;
 import com.example.zxa01.iotclient.common.pojo.auth.LoginMessage;
-
 import android.arch.lifecycle.MutableLiveData;
 import android.arch.lifecycle.ViewModel;
 import android.content.Context;
@@ -25,6 +24,7 @@ public class LoginViewModel extends ViewModel {
         loginModel.login(loginMessage.get());
     }
 
+
     public void checkAuthorized(Boolean isAuthorized) {
         if (isAuthorized) {
             context.startActivity(

app/src/main/java/com/example/zxa01/iotclient/component/privacy/PrivacyModel.java

@@ -54,7 +54,10 @@ public class PrivacyModel extends BaseObservable {
 
     public void setPrivacyChoice(@NonNull PrivacyContent privacyContent, @NonNull boolean isAccepted) {
         isUploadMLD.setValue(true);
-        Api.getApi().setPrivacyChoice(transferPrivacyContent(privacyContent, isAccepted))
+        Api.getApi().setPrivacyChoice(new Gson().toJson(
+                new PrivacyChoice().setPrivacyContent(
+                        privacyContent.setUser(Config.getConfig().getUser()))
+                        .setAccepted(isAccepted)))
                 .enqueue(new Callback<PrivacyChoiceResponse>() {
                     @Override
                     public void onResponse(Call<PrivacyChoiceResponse> call, Response<PrivacyChoiceResponse> response) {
@@ -73,11 +76,4 @@ public class PrivacyModel extends BaseObservable {
         new Handler().postDelayed(() -> isUploadMLD.setValue(false), 500);
     }
 
-    private String transferPrivacyContent(@NonNull PrivacyContent privacyContent, @NonNull boolean isAccepted) {
-        return new Gson().toJson(
-                new PrivacyChoice().setPrivacyContent(
-                        privacyContent.setUser(Config.getConfig().getUser()))
-                        .setAccepted(isAccepted));
-    }
-
 }

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

@@ -47,16 +47,6 @@
             android:src="@drawable/ic_add_black_24dp"
             app:backgroundTint="@color/colorPrimary" />
 
-        <TextView
-            android:id="@+id/textView"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_gravity="center"
-            android:text="@string/no_content"
-            android:textAlignment="center"
-            android:textSize="@dimen/font"
-            android:visibility="@{viewModel.isLoading &amp;&amp; viewModel.isNoContent ? View.GONE : View.VISIBLE}" />
-
     </FrameLayout>
 
 </layout>

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

@@ -59,16 +59,5 @@
 
         </LinearLayout>
 
-        <TextView
-            android:id="@+id/textView"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_gravity="center"
-            android:textAlignment="center"
-            android:textSize="@dimen/font"
-            android:text="@string/no_content"
-            android:visibility="@{viewModel.isLoading &amp;&amp; viewModel.isNoContent ? View.GONE : View.VISIBLE}" />
-
-
     </FrameLayout>
 </layout>
\ No newline at end of file

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

@@ -58,17 +58,6 @@
             app:layout_constraintStart_toEndOf="@+id/image_device"
             tools:text="subtitle" />
 
-        <TextView
-            android:id="@+id/text_device_status"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginEnd="8dp"
-            android:textSize="12sp"
-            android:text="@{viewModel.getDeviceAt(position).status.toString()}"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintTop_toTopOf="@+id/image_device"
-            tools:text="connection" />
-
     </android.support.constraint.ConstraintLayout>
 
 </layout>
\ No newline at end of file

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

@@ -34,7 +34,7 @@
                 <TextView
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
-                    android:text="@{viewModel.getPrivacyChoiceAt(position).privacyContent.device.name}"
+                    android:text="@{viewModel.getPrivacyChoiceAt(position).privacyChoice.privacyContent.device.name}"
                     android:textColor="@color/colorPrimary"
                     android:textSize="18sp"
                     android:textStyle="bold"
@@ -52,7 +52,7 @@
                 <TextView
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
-                    android:text="@{viewModel.getPrivacyChoiceAt(position).privacyContent.policy.description}"
+                    android:text="@{viewModel.getPrivacyChoiceAt(position).privacyChoice.privacyContent.policy.description}"
                     tools:text="本APP會蒐集使用者周遭溫度作為第三方資料之地區環境分析資料。" />
 
                 <LinearLayout

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

@@ -23,6 +23,7 @@
     <string name="detail_preference_setting">隱私選項設定</string>
     <string name="detail_detect_report">檢測報告下載</string>
     <string name="detail_report_download">下載中...</string>
+    <string name="detail_report_downloaded">下載成功</string>
 
     <!--Privacy-->
     <string name="privacy_report_title">隱私政策報告</string>