/src/com/sofurry/activities/ViewPMActivity.java

package com.sofurry.activities;



import android.content.Context;



import android.os.Bundle;



import android.view.View;

import android.view.inputmethod.InputMethodManager;



import android.webkit.WebView;



import android.widget.ImageView;

import android.widget.SlidingDrawer;

import android.widget.TextView;

import android.widget.Toast;



import com.sofurry.AppConstants;

import com.sofurry.R;

import com.sofurry.adapters.NamesAcDbAdapter;

import com.sofurry.base.classes.ActivityWithRequests;

import com.sofurry.mobileapi.ApiFactory;

import com.sofurry.mobileapi.core.Request;

import com.sofurry.requests.AndroidRequestWrapper;

import com.sofurry.requests.DataCall;



import org.json.JSONArray;

import org.json.JSONObject;





/**

 * Class description

 *

 *

 * @author Author Name

 */

public class ViewPMActivity

        extends ActivityWithRequests

        implements SlidingDrawer.OnDrawerCloseListener, SlidingDrawer.OnDrawerOpenListener {

    

	

	private ImageView     drawerHandle_;

    private SlidingDrawer replyDrawer_;

    private String        content_ = null;

    private String        fromUserId_;

    private String        fromUserName_;

    private String        msgDate_;

    private String        msgSubject_;

    private TextView      messageText_;

    private TextView      subject_;

    private WebView       webview_;

    private int           pmId_;



    public void buttonClick(View v) {

    	try {

            if (v.getId() == R.id.reply) {

                pbh.showProgressDialog("Sending reply...");

                

                String      messageText = messageText_.getText().toString();

                // Prepare message text, because line-breaks aren't transmitted correctly

                messageText = messageText.replaceAll("\n", "<br />").replaceAll("\r", "");



                Request req = ApiFactory.createSendPM(fromUserName_,Integer.parseInt(fromUserId_),subject_.getText().toString(),messageText,pmId_);

        		AndroidRequestWrapper arw = new AndroidRequestWrapper(requesthandler, req);

        		arw.exec(new DataCall() { public void call() { handleSendData((JSONObject)arg1);	} });

                

            }

		} catch (Exception e) {

			onError(e);

		}

    }



    protected String formatContents(String contents, String fromUserName, String subject, String date) {

        StringBuilder contentBuilder;



        contents = contents.replaceAll(AppConstants.PM_CONTENTS_URL_REGEX, AppConstants.PM_CONTENTS_URL_TEMPLATE);

        contents = contents.replace("\n", "<br/>");

        // Create object

        contentBuilder = new StringBuilder();



        // Insert prefix and postfix information to get the right colour

        contentBuilder.append(AppConstants.PM_CONTENTS_PREFIX);

        contentBuilder.append("<b>From:</b> </i>");

        contentBuilder.append(fromUserName);

        contentBuilder.append("</i><br/>");

        contentBuilder.append("<b>Subject:</b> </i>");

        contentBuilder.append(subject);

        contentBuilder.append("</i><br/>");

        contentBuilder.append("<b>Date:</b> </i>");

        contentBuilder.append(date);

        contentBuilder.append("</i><br/><br/>");

        contentBuilder.append(contents);

        contentBuilder.append(AppConstants.PM_CONTENTS_POSTFIX);

        

        // Return result, replacing line breaks

        return contentBuilder.toString();

    }



    public void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.viewpm);



        // Find the needed views

        drawerHandle_ = (ImageView) findViewById(R.id.handle);

        messageText_  = (TextView) findViewById(R.id.message_text);

        replyDrawer_  = (SlidingDrawer) findViewById(R.id.drawer);

        subject_      = (TextView) findViewById(R.id.subject);

        webview_      = (WebView) findViewById(R.id.browser);



        // Set the WebView's background colour to black

        webview_.setBackgroundColor(0);



        // Attach SlidingDrawer listeners

        replyDrawer_.setOnDrawerOpenListener(this);

        replyDrawer_.setOnDrawerCloseListener(this);



        // Check if we have a saved instance

        if (savedInstanceState == null) {

            Bundle extras = getIntent().getExtras();



            if (extras != null) {

                pmId_ = extras.getInt("PMID");



                pbh.showProgressDialog("Fetching data...");



    			Request req = ApiFactory.createGetPmContent(pmId_);

        		AndroidRequestWrapper arw = new AndroidRequestWrapper(requesthandler, req);

        		arw.exec(new DataCall() { public void call() { handlePMContent((JSONObject)arg1);	} });



            }

        } else {

            boolean drawerOpened;



            // Retrieve objects stored in the instance state object

            content_      = (String) retrieveObject("content");

            drawerOpened  = (Boolean) retrieveObject("drawerOpened");

            fromUserId_   = (String) retrieveObject("fromUserId");

            fromUserName_ = (String) retrieveObject("fromUserName");

            msgDate_      = (String) retrieveObject("msgDate");

            msgSubject_   = (String) retrieveObject("msgSubject");

            pmId_         = (Integer) retrieveObject("pmId");



            // Also set text fields with contents stores in the instance state object

            messageText_.setText((CharSequence) retrieveObject("messageText"));

            subject_.setText((CharSequence) retrieveObject("subject"));



            // Open the drawer if it was open when the instance was saved

            if (drawerOpened) {

                replyDrawer_.open();

            }



            // Display the contents

            showContent();

        }

    }

    

    /**

     * Handles the feedback data from fetch PM Content

     * @param obj

     */

    public void handlePMContent(JSONObject obj) {

    	try {

            JSONArray  items;

            JSONObject jsonItem;



            // Hide the progress dialog

            pbh.hideProgressDialog();



            // Parse message from retrieved array

            items    = new JSONArray(obj.getString("items"));

            jsonItem = items.getJSONObject(0);



            // Retrieve the data we need to use later

            msgSubject_   = jsonItem.getString("subject");

            fromUserId_   = jsonItem.getString("fromUserId");

            fromUserName_ = jsonItem.getString("fromUserName");

            msgDate_      = jsonItem.getString("date");



            // Generate and show contents

            content_ = formatContents(jsonItem.getString("message"), fromUserName_, msgSubject_, msgDate_);



            showContent();



            // Also set the subject if need be

            if (subject_.getText().length() == 0) {



                // If there's no 'Re:' in front of the subject, add one

                if (!msgSubject_.substring(0, 3).equalsIgnoreCase("re:")) {

                    subject_.setText("Re: " + msgSubject_);

                } else {

                    subject_.setText(msgSubject_);

                }

            }

		} catch (Exception e) {

			onError(e);

		}

    }

    

    /**

     * Handles the date Returned from SendPM

     * @param obj

     */

    public void handleSendData(JSONObject obj) {

    	try {

            Boolean hadSuccess;



            // Hide progress dialog

            pbh.hideProgressDialog();



            // Figure out if we were successful in sending

            hadSuccess = obj.getBoolean("success");



            // Now act on it

            if (hadSuccess) {

            	

            	// Add the name to the name cache, because well.. Why not?

            	NamesAcDbAdapter dbHelper = new NamesAcDbAdapter(this).open();

            	dbHelper.names_.addName(fromUserName_);

            	dbHelper.close();



                // Display 'toast' message about the success

                Toast.makeText(this, "Message sent!", Toast.LENGTH_LONG).show();



                // Close the activity

                this.finish();

            } else {

                errorTitle_   = "Error";

                errorMessage_ = obj.getString("message");



                showDialog(AppConstants.DIALOG_ERROR_ID);

            }

		} catch (Exception e) {

			onError(e);

		}

    }



    /**

     * Changes the drawer's handle graphics, as well as closes the soft keyboard

     *

     */

    public void onDrawerClosed() {

        if (isOrientationLandscape()) {

            drawerHandle_.setImageResource(R.drawable.reply_land);

        } else {

            drawerHandle_.setImageResource(R.drawable.reply);

        }



        // Hide the soft keyboard, if it's visible

        ((InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE)).hideSoftInputFromWindow(

            subject_.getWindowToken(),

            0);

    }



    /**

     * Changes the drawer's handle graphics

     *

     */

    public void onDrawerOpened() {

        if (isOrientationLandscape()) {

            drawerHandle_.setImageResource(R.drawable.reply_land_close);

        } else {

            drawerHandle_.setImageResource(R.drawable.reply_close);

        }

    }



    /**

     * Primarily when the phone is rotated, storing all the important data so it can be restored

     * and a proper user experience is ensured

     *

     *

     * @param outState

     */

    @Override

    protected void onSaveInstanceState(Bundle outState) {

        super.onSaveInstanceState(outState);



        // Save various contents so we can restore it again

        // Starting with returned data

        storeObject("content", content_);

        storeObject("fromUserId", fromUserId_);

        storeObject("fromUserName", fromUserName_);

        storeObject("msgDate", msgDate_);

        storeObject("msgSubject", msgSubject_);

        storeObject("pmId", (Integer) pmId_);



        // And the state of the drawer

        storeObject("drawerOpened", (Boolean) replyDrawer_.isOpened());



        // And of course the various views

        storeObject("messageText", messageText_.getText());

        storeObject("subject", subject_.getText());

    }



    /**

     * Displays the contents in the WebView

     */

    public void showContent() {

        webview_.loadData(content_, "text/html", "utf-8");

    }



}