Implement quests

src/main/java/emu/grasscutter/game/quest/QuestManager.java

@@ -0,0 +1,119 @@
+package emu.grasscutter.game.quest;
+
+import java.util.List;
+import java.util.function.Consumer;
+import java.util.function.Function;
+
+import emu.grasscutter.data.GameData;
+import emu.grasscutter.data.custom.QuestConfig;
+import emu.grasscutter.database.DatabaseHelper;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.quest.enums.QuestState;
+import emu.grasscutter.server.packet.send.PacketFinishedParentQuestUpdateNotify;
+import emu.grasscutter.server.packet.send.PacketQuestListUpdateNotify;
+import emu.grasscutter.server.packet.send.PacketServerCondMeetQuestListUpdateNotify;
+import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
+import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
+
+public class QuestManager {
+	private final Player player;
+	private final Int2ObjectMap<GameMainQuest> quests;
+	
+	public QuestManager(Player player) {
+		this.player = player;
+		this.quests = new Int2ObjectOpenHashMap<>();
+	}
+
+	public Player getPlayer() {
+		return player;
+	}
+
+	public Int2ObjectMap<GameMainQuest> getQuests() {
+		return quests;
+	}
+	
+	public GameMainQuest getMainQuestById(int mainQuestId) {
+		return getQuests().get(mainQuestId);
+	}
+	
+	public GameQuest getQuestById(int questId) {
+		QuestConfig questConfig = GameData.getQuestConfigs().get(questId);
+		if (questConfig == null) {
+			return null;
+		}
+		
+		GameMainQuest mainQuest = getQuests().get(questConfig.getMainQuest().getId());
+		
+		if (mainQuest == null) {
+			return null;
+		}
+		
+		return mainQuest.getChildQuests().get(questId);
+	}
+	
+	public void forEachQuest(Consumer<GameQuest> callback) {
+		for (GameMainQuest mainQuest : getQuests().values()) {
+			for (GameQuest quest : mainQuest.getChildQuests().values()) {
+				callback.accept(quest);
+			}
+		}
+	}
+	
+	public GameMainQuest addMainQuest(QuestConfig questConfig) {
+		GameMainQuest mainQuest = new GameMainQuest(getPlayer(), questConfig.getMainQuest().getId());
+		getQuests().put(mainQuest.getParentQuestId(), mainQuest);
+
+		getPlayer().sendPacket(new PacketFinishedParentQuestUpdateNotify(mainQuest));
+		
+		return mainQuest;
+	}
+	
+	public GameQuest addQuest(int questId) {
+		QuestConfig questConfig = GameData.getQuestConfigs().get(questId);
+		if (questConfig == null) {
+			return null;
+		}
+		
+		// Main quest
+		GameMainQuest mainQuest = this.getMainQuestById(questConfig.getMainQuest().getId());
+		
+		// Create main quest if it doesnt exist
+		if (mainQuest == null) {
+			mainQuest = addMainQuest(questConfig);
+		}
+		
+		// Sub quest
+		GameQuest quest = mainQuest.getChildQuestById(questId);
+		
+		if (quest != null) {
+			return null;
+		}
+
+		// Create
+		quest = new GameQuest(mainQuest, questConfig);
+
+		// Save main quest
+		mainQuest.save();
+
+		// Send packet
+		getPlayer().sendPacket(new PacketServerCondMeetQuestListUpdateNotify(quest));
+		getPlayer().sendPacket(new PacketQuestListUpdateNotify(quest));
+
+		return quest;
+	}
+
+	public void loadFromDatabase() {
+		List<GameMainQuest> quests = DatabaseHelper.getAllQuests(getPlayer());
+		
+		for (GameMainQuest mainQuest : quests) {
+			mainQuest.setOwner(this.getPlayer());
+			
+			for (GameQuest quest : mainQuest.getChildQuests().values()) {
+				quest.setMainQuest(mainQuest);
+				quest.setConfig(GameData.getQuestConfigs().get(quest.getQuestId()));
+			}
+			
+			this.getQuests().put(mainQuest.getParentQuestId(), mainQuest);
+		}
+	}
+}