CometSkyBlock/plugin/src/main/java/com/alttd/cometskyblock/island/Island.java

package com.alttd.cometskyblock.island;

import lombok.Getter;
import lombok.Setter;
import org.spongepowered.configurate.objectmapping.ConfigSerializable;

import java.util.ArrayList;
import java.util.List;
import java.util.UUID;

@ConfigSerializable
@Getter
public class Island {

    protected UUID worldId;
    protected String worldName;
    protected String islandName;
    @Setter protected int level;
    @Setter protected UUID owner;
    protected final List<UUID> members = new ArrayList<>();

    public boolean canBuild(UUID uuid) {
        return owner.equals(uuid) || members.contains(uuid);
    }

    public boolean addMember(UUID uuid) {
        return this.members.add(uuid);
    }

    public boolean removeMember(UUID uuid) {
        return this.members.remove(uuid);
    }

    public static class IslandBuilder extends Island {
        private final UUID worldUUID;
        private final String worldName;
        private String islandName;
        private int level;
        private UUID owner;
        private final List<UUID> members = new ArrayList<>();

        public IslandBuilder(UUID worldUUID, String worldName) {
            this.worldUUID = worldUUID;
            this.worldName = worldName;
        }

        public IslandBuilder islandName(String islandName) {
            this.islandName = islandName;
            return this;
        }

        public IslandBuilder level(int level) {
            this.level = level;
            return this;
        }

        public IslandBuilder owner(UUID owner) {
            this.owner = owner;
            return this;
        }
        public IslandBuilder members(List<UUID> members) {
            this.members.addAll(members);
            return this;
        }

        public Island build() {
            Island island = new Island();
            island.worldId = this.worldUUID;
            island.worldName = this.worldName;
            island.islandName = this.islandName;
            island.level = this.level;
            island.owner = this.owner;
            island.members.addAll(this.members);
            return island;
        }
    }
}