MessageViewActivity.java

package alm.motiv.AlmendeMotivator;

import alm.motiv.AlmendeMotivator.facebook.FacebookMainActivity;
import alm.motiv.AlmendeMotivator.facebook.FacebookManager;
import alm.motiv.AlmendeMotivator.models.Message;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v4.widget.DrawerLayout;
import android.text.format.Time;
import android.view.Gravity;
import android.view.KeyEvent;
import android.view.View;
import android.widget.*;
import com.mongodb.*;
import com.squareup.picasso.Picasso;

import java.util.ArrayList;

public class MessageViewActivity extends Activity{
    Intent home;
    Intent k;
    private String[] mMenuOptions;
    private ListView mDrawerList;
    private ListView listView;
    private DrawerLayout mDrawerLayout;

    private String message;
    private String date;
    private String facebookId = Cookie.getInstance().userEntryId;
    private ArrayList<String> receivedMessages = new ArrayList<String>();

    Intent intent;

    private String challenger;
    private String challengee;

    private ProgressDialog simpleWaitDialog;
    private EditText mEdit;

    class GetReceiver extends AsyncTask<String, String, String> {
        protected String doInBackground(String... args) {
            if(Cookie.getInstance().internet){
                try{
                MongoClient client = Database.getInstance();
                DB db = client.getDB(Database.uri.getDatabase());
                DBCollection userCollection = db.getCollection("messages");
                userCollection.setObjectClass(Message.class);

                challenger = intent.getExtras().getString("challenger");
                challengee = intent.getExtras().getString("challengee");

                BasicDBObject query = new BasicDBObject();
                query.put("Author", challenger);
                query.put("Receiver", challengee);
                DBCursor cursor = userCollection.find(query);

                if(cursor.count()==0){
                    challengee = intent.getExtras().getString("challenger");
                    challenger = intent.getExtras().getString("challengee");
                }
                }catch(Exception e){
                    System.out.println(e);
                }
            }


            return null;
        }
        @Override
        protected void onPostExecute(String string) {
            UpdateMessages u = new UpdateMessages();
            u.execute();
        }
    }
    @Override
    public void onCreate(Bundle savedInstanceState){
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_message);

        intent = getIntent();

        GetReceiver gr = new GetReceiver();
        gr.execute();

        mMenuOptions = getResources().getStringArray(R.array.profile_array);
        mDrawerList = (ListView) findViewById(R.id.left_drawer);
        mDrawerList.setAdapter(new ArrayAdapter<String>(this, R.layout.list_item_menu, mMenuOptions));
        mDrawerList.setOnItemClickListener(new DrawerItemClickListener());
        
        listView = (ListView) findViewById(R.id.listView);
        View footer = View.inflate(this,R.layout.acitivity_message_footer,null);
        listView.addFooterView(footer);
        
        mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
    }


    //on menu pressed
    public boolean onKeyUp(int keyCode, KeyEvent event) {
        if (keyCode == KeyEvent.KEYCODE_MENU) {
            mDrawerLayout.openDrawer(Gravity.LEFT);
            return true;
        } else {
            return super.onKeyUp(keyCode, event);
        }
    }

    private class DrawerItemClickListener implements ListView.OnItemClickListener {
        @Override
        public void onItemClick(AdapterView parent, View view, int position, long id) {
            Menu.selectItem(position, MessageViewActivity.this);
        }
    }

    public void showMessages(){
        ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,
                R.layout.list_item_detail_message, receivedMessages);

        listView.setAdapter(adapter);
    }

    public void sendMessage(View v) throws InterruptedException {
        if(Cookie.getInstance().internet){
            mEdit = (EditText)findViewById(R.id.messageInput);
            message = Cookie.getInstance().userName + ": " + mEdit.getText().toString();
            DatabaseThread db = new DatabaseThread();
            db.execute();
        }
    }

    class UpdateMessages extends AsyncTask<String, String, String> {
        protected String doInBackground(String... args) {
            if(Cookie.getInstance().internet){
               try{
                   MongoClient client = Database.getInstance();
                   DB db = client.getDB(Database.uri.getDatabase());
                   DBCollection userCollection = db.getCollection("messages");
                   userCollection.setObjectClass(Message.class);

                   getMessages(userCollection);
               }catch (Exception e){
                   System.out.println(e);
               }
            }

            return null;
        }
        @Override
        protected void onPreExecute() {
            simpleWaitDialog = ProgressDialog.show(MessageViewActivity.this,
                    "Please wait", "Processing");
        }

        @Override
        protected void onPostExecute(String result) {
            try {
                simpleWaitDialog.dismiss();
                simpleWaitDialog = null;
            } catch (Exception e) {
                // nothing
            }
            showMessages();
        }
    }

    class DatabaseThread extends AsyncTask<String, String, String> {
        protected String doInBackground(String... args) {
            if(Cookie.getInstance().internet){

            try{
                MongoClient client = Database.getInstance();
                DB db = client.getDB(Database.uri.getDatabase());
                DBCollection userCollection = db.getCollection("messages");
                userCollection.setObjectClass(Message.class);

                //DBObject query = QueryBuilder.start("Author").is(challenger).get();
                //query = QueryBuilder.start("Receiver").is(challengee).get();
                //DBCursor cursor = userCollection.find(query);

                BasicDBObject query = new BasicDBObject();
                query.put("Author", challenger);
                query.put("Receiver", challengee);
                DBCursor cursor = userCollection.find(query);

                System.out.println("ff tellen: " + cursor.count());
                if(cursor.count()==0){
                    ArrayList<String> messages = new ArrayList<String>();
                    messages.add(message);

                    Message challenge = new Message(challenger, challengee, "Test Message", messages, "Normal message", "0");
                    userCollection.insert(challenge, WriteConcern.ACKNOWLEDGED);

                } else{
                    BasicDBObject update = new BasicDBObject();
                    update.put("$push", new BasicDBObject("Content", message));

                    long time= System.currentTimeMillis();
                    update.put("$set", new BasicDBObject("Date", time));

                    Message newFriend = new Message();
                    newFriend.put("Receiver", challengee);

                    userCollection.update(newFriend, update);
                }

                getMessages(userCollection);
            }catch (Exception e){
                System.out.println(e);
            }
            }
            return null;
        }
        @Override
        protected void onPreExecute() {
            simpleWaitDialog = ProgressDialog.show(MessageViewActivity.this,
                    "Please wait", "Processing");
        }

        @Override
        protected void onPostExecute(String result) {
            simpleWaitDialog.setMessage("Process completed.");
            simpleWaitDialog.dismiss();
            Toast.makeText(getApplicationContext(), "Message Send!", Toast.LENGTH_LONG).show();
            mEdit.setText("");
            showMessages();
        }
    }

    public void getMessages(DBCollection userCollection){
        Message current = new Message();
        current.put("Receiver", challengee);
        current.put("Author", challenger);

        if(userCollection.find(current).toArray().size() > 0){
            Message newUser = (Message) userCollection.find(current).toArray().get(0);

            ArrayList<String> arrayMessages = (ArrayList<String>)newUser.get("Content");
            int noOfMessages = arrayMessages.size();
            receivedMessages.clear();
            for(int i = 0; i < noOfMessages; i++){
                receivedMessages.add(arrayMessages.get(i));
            }
        }
    }

    @Override
    public void onBackPressed() {
        finish();
        home = new Intent(MessageViewActivity.this, MessageActivity.class);
        startActivity(home);
        return;
    }

}