/* ownCloud Android client application
 *   Copyright (C) 2012-2013 ownCloud Inc.
 *
 *   This program is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License version 2,
 *   as published by the Free Software Foundation.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

package com.owncloud.android.ui.activity;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;

import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;

import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;

import com.actionbarsherlock.app.ActionBar;
import com.actionbarsherlock.app.SherlockActivity;
import com.actionbarsherlock.view.MenuItem;
import com.owncloud.android.R;
import com.owncloud.android.utils.DisplayUtils;
import com.owncloud.android.utils.FileStorageUtils;


public class LogHistoryActivity extends SherlockActivity {
    String mLogPath = FileStorageUtils.getLogPath();

    private static final String MAIL_ATTACHMENT_TYPE = "plain/text";
    private static final String LOGGER_FILE_NAME = "log.txt";

    File logDIR = null;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.log_send_file);
        setTitle(getText(R.string.actionbar_logger));
        ActionBar actionBar = getSherlock().getActionBar();
        actionBar.setIcon(DisplayUtils.getSeasonalIconId());
        actionBar.setDisplayHomeAsUpEnabled(true);
        Button deleteHistoryButton = (Button) findViewById(R.id.deleteLogHistoryButton);
        Button sendHistoryButton = (Button) findViewById(R.id.sendLogHistoryButton);

        deleteHistoryButton.setOnClickListener(new OnClickListener() {
            
            @Override
            public void onClick(View v) {
                File dir = new File(mLogPath);
                if (dir != null) {
                    File[] files = dir.listFiles();
                    if(files!=null) { 
                        for(File f: files) {
                                f.delete();
                        }
                    }
                    dir.delete();
                }
                finish();
            }
            
        });


        sendHistoryButton.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                sendMail();
            }

        });
        
       
        if(mLogPath != null){
        logDIR = new File(mLogPath);
        }

        if(logDIR != null && logDIR.isDirectory()) {
//            File[] files = logDIR.listFiles();
//
//            if (files != null && files.length != 0) {
//                ArrayList<String> logfiles_name = new ArrayList<String>();
//                for (File file : files) {
//                    logfiles_name.add(file.getName());
//                }
//                    String[] logFiles2Array = logfiles_name.toArray(new String[logfiles_name.size()]);
//                    LogListAdapter listadapter = new LogListAdapter(this,logFiles2Array);
//                    listView.setAdapter(listadapter);
//            }

            readLogFile();

        }
    }

    
    @Override
    public boolean onMenuItemSelected(int featureId, MenuItem item) {
        super.onMenuItemSelected(featureId, item);

        switch (item.getItemId()) {
        case android.R.id.home:
            finish();
            break;
        default:
            return false;
        }
        return true;
    }


    /**
     * Start activity for sending email with logs attached
     */
    private void sendMail() {

        String emailAddresses[] = { getText(R.string.mail_logger).toString() };

        Uri uri = Uri.parse("file://" + mLogPath + File.separator + LOGGER_FILE_NAME);
        Intent intent = new Intent(Intent.ACTION_SEND);

        // Explicitly only use Gmail to send
        intent.setClassName("com.google.android.gm","com.google.android.gm.ComposeActivityGmail");

        intent.putExtra(Intent.EXTRA_EMAIL, emailAddresses);
        intent.putExtra(Intent.EXTRA_SUBJECT, getText(R.string.log_mail_subject));
        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        intent.setType(MAIL_ATTACHMENT_TYPE);

        intent.putExtra(Intent.EXTRA_STREAM, uri);
        if (intent.resolveActivity(getPackageManager()) != null) {
            startActivity(intent);
        }
    }


    /**
     * Read and show log file info
     */
    private void readLogFile() {

      //Get the text file
      File file = new File(mLogPath,LOGGER_FILE_NAME);

      //Read text from file
      StringBuilder text = new StringBuilder();

      try {
          BufferedReader br = new BufferedReader(new FileReader(file));
          String line;

          while ((line = br.readLine()) != null) {
              text.append(line);
              text.append('\n');
          }
      }
      catch (IOException e) {

      }


      TextView logTV = (TextView) findViewById(R.id.logTV);
      logTV.setText(text);
    }
}