Unicopia/src/main/java/com/minelittlepony/unicopia/Race.java

package com.minelittlepony.unicopia;

import java.util.HashMap;
import java.util.Map;

import com.google.common.base.Strings;

public enum Race {
    /**
     * The default, unset race.
     * This is used if there are no other races.
     */
    HUMAN(false, false, false),
    EARTH(false, false, true),
    UNICORN(true, false, false),
    PEGASUS(false, true, false),
    ALICORN(true, true, true),
    CHANGELING(false, true, false);

    private final boolean magic;
    private final boolean flight;
    private final boolean earth;

    private final static Map<Integer, Race> raceIdMap = new HashMap<>();
    static {
        for (Race race : values()) {
            raceIdMap.put(race.ordinal(), race);
        }
    }

    Race(boolean magic, boolean flight, boolean earth) {
        this.magic = magic;
        this.flight = flight;
        this.earth = earth;
    }

    public boolean isUsable() {
        return !isDefault();
    }

    public boolean isDefault() {
        return this == HUMAN;
    }

    public boolean isOp() {
        return this == ALICORN;
    }

    public boolean canFly() {
        return flight;
    }

    public boolean canCast() {
        return magic;
    }

    public boolean canUseEarth() {
        return earth;
    }

    public boolean canInteractWithClouds() {
        return canFly() && this != CHANGELING;
    }

    public String getTranslationKey() {
        return String.format("unicopia.race.%s", name().toLowerCase());
    }

    public boolean equals(String s) {
        return name().equalsIgnoreCase(s)
                || getTranslationKey().equalsIgnoreCase(s);
    }

    public static Race fromName(String s, Race def) {
        if (!Strings.isNullOrEmpty(s)) {
            for (Race i : values()) {
                if (i.equals(s)) return i;
            }
        }

        try {
            return fromId(Integer.parseInt(s));
        } catch (NumberFormatException e) { }

        return def;
    }

    public static Race fromName(String name) {
        return fromName(name, EARTH);
    }

    public static Race fromId(int id) {
        return raceIdMap.getOrDefault(id, EARTH);
    }
}