/*
 * Copyright 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.result;

// import com.google.zxing.BarcodeFormat;
// import com.google.zxing.RXingResult;

use crate::BarcodeFormat;

use super::{ ResultParser, ISBNParsedRXingResult, ParsedClientResult};

/**
 * Parses strings of digits that represent a ISBN.
 * 
 * @author jbreiden@google.com (Jeff Breidenbach)
 */
// pub struct ISBNRXingResultParser  {}

// impl RXingResultParser for ISBNRXingResultParser {
   /**
   * See <a href="http://www.bisg.org/isbn-13/for.dummies.html">ISBN-13 For Dummies</a>
   */
  pub fn parse(theRXingResult: &crate::RXingResult) -> Option<super::ParsedClientResult> {
      let format = theRXingResult.getBarcodeFormat();
      if *format != BarcodeFormat::EAN_13 {
        return None;
      }
      let rawText = ResultParser::getMassagedText(theRXingResult);
      let length = rawText.len();
      if length != 13 {
        return None;
      }
      if !rawText.starts_with("978") && !rawText.starts_with("979") {
        return None;
      }
     
      Some(ParsedClientResult::ISBNResult(ISBNParsedRXingResult::new(rawText)))
    }
// }