/*
 * Copyright (C) 2008 ZXing authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.zxing.client.android.result;

import com.google.zxing.client.android.R;
import com.google.zxing.client.result.ParsedResult;
import com.google.zxing.client.result.SMSParsedResult;

import android.app.Activity;
import android.telephony.PhoneNumberUtils;

/**
 * Handles SMS addresses, offering a choice of composing a new SMS or MMS message.
 *
 * @author dswitkin@google.com (Daniel Switkin)
 */
public final class SMSResultHandler extends ResultHandler {
  private static final int[] buttons = {
      R.string.button_sms,
      R.string.button_mms
  };

  public SMSResultHandler(Activity activity, ParsedResult result) {
    super(activity, result);
  }

  @Override
  public int getButtonCount() {
    return buttons.length;
  }

  @Override
  public int getButtonText(int index) {
    return buttons[index];
  }

  @Override
  public void handleButtonPress(int index) {
    SMSParsedResult smsResult = (SMSParsedResult) getResult();
    switch (index) {
      case 0:
        // Don't know of a way yet to express a SENDTO intent with multiple recipients
        sendSMS(smsResult.getNumbers()[0], smsResult.getBody());
        break;
      case 1:
        sendMMS(smsResult.getNumbers()[0], smsResult.getSubject(), smsResult.getBody());
        break;
    }
  }

  @Override
  public CharSequence getDisplayContents() {
    SMSParsedResult smsResult = (SMSParsedResult) getResult();
    String[] rawNumbers = smsResult.getNumbers();
    String[] formattedNumbers = new String[rawNumbers.length];
    for (int i = 0; i < rawNumbers.length; i++) {
      formattedNumbers[i] = PhoneNumberUtils.formatNumber(rawNumbers[i]);
    }
    StringBuilder contents = new StringBuilder(50);
    ParsedResult.maybeAppend(formattedNumbers, contents);
    ParsedResult.maybeAppend(smsResult.getSubject(), contents);
    ParsedResult.maybeAppend(smsResult.getBody(), contents);
    return contents.toString();
  }

  @Override
  public int getDisplayTitle() {
    return R.string.result_sms;
  }
}
