src/main/java/org/hedgecode/chess/scanner/portal/ChessGamesScanner.java

   1 /*
   2  * Copyright (c) 2019-2020. Developed by Hedgecode.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *   http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package org.hedgecode.chess.scanner.portal;
  18
  19 import java.util.ArrayList;
  20 import java.util.List;
  21 import java.util.Map;
  22
  23 import org.hedgecode.chess.scanner.ChessHogScannerException;
  24 import org.hedgecode.chess.scanner.entity.PGNGame;
  25 import org.hedgecode.chess.scanner.entity.PGNTournament;
  26
  27 /**
  28  * ChessGamesScanner
  29  *
  30  * @author Dmitry Samoshin aka gotty
  31  */
  32 public class ChessGamesScanner extends AbstractSettingsScanner {
  33
  34     private static final String SETTINGS_FILENAME = "chessgames.settings";
  35
  36     @Override
  37     protected String getResourceName() {
  38         return SETTINGS_FILENAME;
  39     }
  40
  41     @Override
  42     public PGNTournament getTournament(String tournamentId) throws ChessHogScannerException {
  43         PGNTournament tournament = new PGNTournament(tournamentId);
  44         assignTournamentGames(tournament);
  45         return tournament;
  46     }
  47
  48     @Override
  49     public PGNTournament findTournament(String tournamentName) throws ChessHogScannerException {
  50         Map<String, String> result = matchMap(
  51                 assignUrl(
  52                         tournamentName, true
  53                 ),
  54                 getSettings().getTournamentQueryUrlRegex(),
  55                 true
  56         );
  57         PGNTournament tournament = null;
  58         for (Map.Entry<String, String> entry : result.entrySet()) {
  59             if (entry.getValue().contains(tournamentName)) { // todo: contains?
  60                 tournament = new PGNTournament(
  61                         entry.getKey(),
  62                         entry.getValue()
  63                 );
  64             }
  65         }
  66         if (tournament != null) {
  67             assignTournamentGames(tournament);
  68         }
  69         return tournament;
  70     }
  71
  72     @Override
  73     public PGNGame getGame(String gameId) throws ChessHogScannerException {
  74         String pgn = request(
  75                 assignUrl(gameId)
  76         );
  77         return new PGNGame(
  78                 gameId, pgn
  79         );
  80     }
  81
  82     private void assignTournamentGames(PGNTournament tournament) throws ChessHogScannerException {
  83         tournament.clearGames();
  84         List<String> gamesId = new ArrayList<>();
  85
  86         List<String> pageGamesId;
  87         int pageId = 0;
  88         do {
  89             pageGamesId = match(
  90                     assignUrl(
  91                             tournament.id(),
  92                             Integer.toString(++pageId)
  93                     ),
  94                     getSettings().getTournamentGamesUrlRegex(),
  95                     false
  96             );
  97             gamesId.addAll(
  98                     pageGamesId
  99             );
 100         } while (!pageGamesId.isEmpty());
 101
 102         for (String gameId : gamesId) {
 103             tournament.addGame(
 104                     getGame(gameId)
 105             );
 106         }
 107     }
 108
 109 }