Method: DemoGameBuilderFactoryImpl()

1: /*
2: * Copyright © 2021-2023 Fachhochschule für die Wirtschaft (FHDW) Hannover
3: *
4: * This file is part of ipspiel24-demo.
5: *
6: * Ipspiel24-demo is free software: you can redistribute it and/or modify it under the terms of the GNU General Public
7: * License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later
8: * version.
9: *
10: * Ipspiel24-demo is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
11: * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
12: *
13: * You should have received a copy of the GNU General Public License along with ipspiel24-demo. If not, see
14: * <http://www.gnu.org/licenses/>.
15: */
16: package de.fhdw.gaming.ipspiel24.demo.domain.impl;
17:
18: import java.util.ArrayList;
19: import java.util.LinkedHashMap;
20: import java.util.LinkedHashSet;
21: import java.util.List;
22: import java.util.Map;
23: import java.util.Optional;
24: import java.util.Set;
25: import java.util.regex.Pattern;
26:
27: import de.fhdw.gaming.core.domain.GameBuilder;
28: import de.fhdw.gaming.core.domain.GameBuilderFactory;
29: import de.fhdw.gaming.core.domain.GameException;
30: import de.fhdw.gaming.core.domain.Strategy;
31: import de.fhdw.gaming.core.ui.InputProvider;
32: import de.fhdw.gaming.core.ui.InputProviderException;
33: import de.fhdw.gaming.core.ui.type.validator.MaxValueValidator;
34: import de.fhdw.gaming.core.ui.type.validator.MinValueValidator;
35: import de.fhdw.gaming.core.ui.type.validator.PatternValidator;
36: import de.fhdw.gaming.ipspiel24.demo.domain.DemoGameBuilder;
37: import de.fhdw.gaming.ipspiel24.demo.domain.DemoGameBuilderFactory;
38: import de.fhdw.gaming.ipspiel24.demo.domain.DemoPlayer;
39: import de.fhdw.gaming.ipspiel24.demo.domain.DemoPlayerBuilder;
40: import de.fhdw.gaming.ipspiel24.demo.domain.DemoStrategy;
41: import de.fhdw.gaming.ipspiel24.demo.domain.factory.DemoDefaultStrategyFactoryProvider;
42: import de.fhdw.gaming.ipspiel24.demo.domain.factory.DemoStrategyFactory;
43: import de.fhdw.gaming.ipspiel24.demo.domain.factory.DemoStrategyFactoryProvider;
44: import de.fhdw.gaming.ipspiel24.demo.moves.factory.DemoMoveFactory;
45: import de.fhdw.gaming.ipspiel24.demo.moves.impl.DemoDefaultMoveFactory;
46:
47: /**
48: * Implements {@link GameBuilderFactory} by creating a Demo game builder.
49: */
50: public final class DemoGameBuilderFactoryImpl implements DemoGameBuilderFactory {
51:
52: /**
53: * The number of players.
54: */
55: private static final int NUMBER_OF_PLAYERS = 2;
56: /**
57: * Smallest allowed maximum computation time per move in seconds.
58: */
59: private static final int MIN_MAX_COMPUTATION_TIME_PER_MOVE = 1;
60: /**
61: * Largest allowed maximum computation time per move in seconds.
62: */
63: private static final int MAX_MAX_COMPUTATION_TIME_PER_MOVE = 3600;
64:
65: /**
66: * All available Demo strategies.
67: */
68: private final Set<DemoStrategy> strategies;
69:
70: /**
71: * Creates a Demo game factory. Demo strategies are loaded by using the {@link java.util.ServiceLoader}.
72: * <p>
73: * This constructor is meant to be used by the {@link java.util.ServiceLoader}.
74: */
75: public DemoGameBuilderFactoryImpl() {
76: this(new DemoDefaultStrategyFactoryProvider());
77: }
78:
79: /**
80: * Creates a Demo game factory.
81: *
82: * @param strategyFactoryProvider The {@link DemoStrategyFactoryProvider} for loading Demo strategies.
83: */
84: DemoGameBuilderFactoryImpl(final DemoStrategyFactoryProvider strategyFactoryProvider) {
85: final DemoMoveFactory moveFactory = new DemoDefaultMoveFactory();
86:
87: final List<DemoStrategyFactory> factories = strategyFactoryProvider.getStrategyFactories();
88: this.strategies = new LinkedHashSet<>();
89: for (final DemoStrategyFactory factory : factories) {
90: this.strategies.add(factory.create(moveFactory));
91: }
92: }
93:
94: @Override
95: public String getName() {
96: return "Demo";
97: }
98:
99: @Override
100: public int getMinimumNumberOfPlayers() {
101: return DemoGameBuilderFactoryImpl.NUMBER_OF_PLAYERS;
102: }
103:
104: @Override
105: public int getMaximumNumberOfPlayers() {
106: return DemoGameBuilderFactoryImpl.NUMBER_OF_PLAYERS;
107: }
108:
109: @Override
110: public List<? extends Strategy<?, ?, ?>> getStrategies() {
111: return new ArrayList<>(this.strategies);
112: }
113:
114: @Override
115: public DemoGameBuilder createGameBuilder(final InputProvider inputProvider) throws GameException {
116: try {
117: final DemoGameBuilder gameBuilder = new DemoGameBuilderImpl();
118:
119: @SuppressWarnings("unchecked")
120: final Map<String,
121: Object> gameData = inputProvider.needInteger(
122: GameBuilderFactory.PARAM_MAX_COMPUTATION_TIME_PER_MOVE,
123: "Maximum computation time per move in seconds",
124: Optional.of(GameBuilder.DEFAULT_MAX_COMPUTATION_TIME_PER_MOVE),
125: new MinValueValidator<>(DemoGameBuilderFactoryImpl.MIN_MAX_COMPUTATION_TIME_PER_MOVE),
126: new MaxValueValidator<>(DemoGameBuilderFactoryImpl.MAX_MAX_COMPUTATION_TIME_PER_MOVE))
127: .requestData("Game properties");
128:
129: gameBuilder.changeMaximumComputationTimePerMove(
130: (Integer) gameData.get(GameBuilderFactory.PARAM_MAX_COMPUTATION_TIME_PER_MOVE));
131:
132: final InputProvider firstPlayerInputProvider = inputProvider.getNext(gameData);
133: final Map<String, Object> firstPlayerData = this.requestPlayerData(firstPlayerInputProvider, "Player 1");
134: final DemoPlayer firstPlayer = this.createPlayer(gameBuilder.createPlayerBuilder(), firstPlayerData);
135: final DemoStrategy firstPlayerStrategy = this.getStrategy(firstPlayerData);
136: gameBuilder.addPlayer(firstPlayer, firstPlayerStrategy);
137:
138: final InputProvider secondPlayerInputProvider = firstPlayerInputProvider.getNext(firstPlayerData);
139: final Map<String, Object> secondPlayerData = this.requestPlayerData(secondPlayerInputProvider, "Player 2");
140: final DemoPlayer secondPlayer = this.createPlayer(gameBuilder.createPlayerBuilder(), secondPlayerData);
141: final DemoStrategy secondPlayerStrategy = this.getStrategy(secondPlayerData);
142: gameBuilder.addPlayer(secondPlayer, secondPlayerStrategy);
143:
144: return gameBuilder;
145: } catch (final InputProviderException e) {
146: throw new GameException(String.format("Creating Demo game was aborted: %s", e.getMessage()), e);
147: }
148: }
149:
150: /**
151: * Returns data for a player builder.
152: *
153: * @param inputProvider The input provider.
154: * @param title The title for the UI.
155: * @throws InputProviderException if the operation has been aborted prematurely (e.g. if the user cancelled a
156: * dialog).
157: */
158: @SuppressWarnings("unchecked")
159: private Map<String, Object> requestPlayerData(final InputProvider inputProvider, final String title)
160: throws GameException, InputProviderException {
161:
162: inputProvider
163: .needString(
164: GameBuilderFactory.PARAM_PLAYER_NAME,
165: "Name",
166: Optional.empty(),
167: new PatternValidator(Pattern.compile("\\S+(\\s+\\S+)*")))
168: .needInteger(
169: DemoGameBuilderFactory.PARAM_PLAYER_OUTCOME_ON_NO_NO,
170: "Player's outcome on No/No",
171: Optional.of(-1))
172: .needInteger(
173: DemoGameBuilderFactory.PARAM_PLAYER_OUTCOME_ON_NO_YES,
174: "Player's outcome on No/Yes",
175: Optional.of(0))
176: .needInteger(
177: DemoGameBuilderFactory.PARAM_PLAYER_OUTCOME_ON_YES_NO,
178: "Player's outcome on Yes/No",
179: Optional.of(0))
180: .needInteger(
181: DemoGameBuilderFactory.PARAM_PLAYER_OUTCOME_ON_YES_YES,
182: "Player's outcome on Yes/Yes",
183: Optional.of(1))
184: .needObject(GameBuilderFactory.PARAM_PLAYER_STRATEGY, "Strategy", Optional.empty(), this.strategies);
185:
186: return inputProvider.requestData(title);
187: }
188:
189: /**
190: * Creates a Demo player.
191: *
192: * @param playerBuilder The player builder.
193: * @param playerData The requested player data.
194: * @return The created {@link DemoPlayer}.
195: * @throws InputProviderException if the operation has been aborted prematurely (e.g. if the user cancelled a
196: * dialog).
197: */
198: private DemoPlayer createPlayer(final DemoPlayerBuilder playerBuilder,
199: final Map<String, Object> playerData) throws GameException, InputProviderException {
200:
201: final Map<Boolean, Map<Boolean, Double>> possibleOutcomes = new LinkedHashMap<>();
202:
203: final Map<Boolean, Double> possibleOutcomesNo = new LinkedHashMap<>();
204: possibleOutcomesNo.put(
205: Boolean.FALSE,
206: (double) (Integer) playerData.get(DemoGameBuilderFactory.PARAM_PLAYER_OUTCOME_ON_NO_NO));
207: possibleOutcomesNo.put(
208: Boolean.TRUE,
209: (double) (Integer) playerData.get(DemoGameBuilderFactory.PARAM_PLAYER_OUTCOME_ON_NO_YES));
210: possibleOutcomes.put(Boolean.FALSE, possibleOutcomesNo);
211:
212: final Map<Boolean, Double> possibleOutcomesYes = new LinkedHashMap<>();
213: possibleOutcomesYes.put(
214: Boolean.FALSE,
215: (double) (Integer) playerData.get(DemoGameBuilderFactory.PARAM_PLAYER_OUTCOME_ON_YES_NO));
216: possibleOutcomesYes.put(
217: Boolean.TRUE,
218: (double) (Integer) playerData.get(DemoGameBuilderFactory.PARAM_PLAYER_OUTCOME_ON_YES_YES));
219: possibleOutcomes.put(Boolean.TRUE, possibleOutcomesYes);
220:
221: return playerBuilder.changeName((String) playerData.get(GameBuilderFactory.PARAM_PLAYER_NAME))
222: .changePossibleOutcomes(possibleOutcomes).build();
223: }
224:
225: /**
226: * Returns a Demo strategy.
227: *
228: * @param playerData The requested player data.
229: * @return The Demo strategy.
230: */
231: private DemoStrategy getStrategy(final Map<String, Object> playerData) {
232: return (DemoStrategy) playerData.get(GameBuilderFactory.PARAM_PLAYER_STRATEGY);
233: }
234: }