Added upload file logic

src/main/java/com/example/pharmacy/frontEnd/AdvancedSettings.java

@@ -3,6 +3,7 @@ package com.example.pharmacy.frontEnd;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
+import android.net.Uri;
 import android.os.Bundle;
 import android.support.v7.app.AppCompatActivity;
 import android.view.View;
@@ -16,6 +17,9 @@ import android.widget.Spinner;
 import android.widget.Switch;
 import android.widget.Toast;
 
+import java.io.File;
+import java.io.FileOutputStream;
+
 /**
  * Created by pharmacy on 16/02/2018.
  */
@@ -62,7 +66,15 @@ public class AdvancedSettings extends AppCompatActivity {
             @Override
             public void onClick(View view) {
                 //DO UPLOAD THINGS HERE
-
+                File file = SaveFile.zipFiles(view.getContext());
+                Intent sendIntent = new Intent(Intent.ACTION_SEND);
+                if(file.exists() && (file != null)){
+                    sendIntent.setType("notificationapp/zip");
+                    sendIntent.putExtra(Intent.EXTRA_STREAM, Uri.parse("file://"+file.getAbsolutePath()));
+                    sendIntent.putExtra(Intent.EXTRA_SUBJECT,"Sharing File...");
+                    sendIntent.putExtra(Intent.EXTRA_TEXT, "Sharing File...");
+                    startActivity(Intent.createChooser(sendIntent, "Share File"));
+                }
             }
         });
         populateSpinners();

src/main/java/com/example/pharmacy/frontEnd/SaveFile.java

@@ -5,14 +5,19 @@ import android.content.SharedPreferences;
 import android.os.Environment;
 import android.util.Log;
 
+import java.io.BufferedOutputStream;
 import java.io.BufferedReader;
 import java.io.BufferedWriter;
 import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
 import java.io.FileReader;
 import java.io.FileWriter;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Calendar;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipOutputStream;
 
 /**
  * Created by pharmacy on 12/02/2018.
@@ -116,6 +121,43 @@ public class SaveFile {
         recordTimeStamp(sent, clicked, acknowledged, context);
     }
 
+    public static File zipFiles(Context context) {
+        File file = null;
+        if (isExternalStorageMounted()) {
+            File dir = getDirectory(context);
+            if (dir.isDirectory()) {
+                file = new File(dir, "ZIPFILE.zip");
+                try {
+                    if (!file.exists()) {
+                        file.createNewFile();
+                    }
+                    FileOutputStream fos = new FileOutputStream(file);
+                    ZipOutputStream zos = new ZipOutputStream(new BufferedOutputStream(fos));
+                    File[] files = dir.listFiles();
+                    try {
+                        for(int i = 0; i < files.length; i++){
+                            byte[] buffer = new byte[1024];
+                            FileInputStream fis = new FileInputStream(files[i]);
+                            zos.putNextEntry(new ZipEntry(files[i].getName()));
+                            int length;
+                            while ((length = fis.read(buffer)) > 0) {
+                                zos.write(buffer, 0, length);
+                            }
+                            zos.closeEntry();
+                            fis.close();
+                        }
+                    }
+                    finally {
+                        zos.close();
+                    }
+
+                } catch (IOException e) {
+
+                }
+            }
+        }
+        return file;
+    }
     public static void recordNotificationType(Context context) {
         SharedPreferences shared = context.getSharedPreferences(context.getString(R.string.preference_file_key), Context.MODE_PRIVATE);
         int sound = 0;