PlayerStore.java

package net.glowstone.io.entity;

import net.glowstone.entity.GlowPlayer;
import net.glowstone.util.nbt.CompoundTag;
import org.bukkit.GameMode;
import org.bukkit.Location;

class PlayerStore extends HumanEntityStore<GlowPlayer> {

    public PlayerStore() {
        super(GlowPlayer.class, "Player");
    }

    @Override
    public GlowPlayer createEntity(Location location, CompoundTag compound) {
        throw new UnsupportedOperationException("Cannot create players through PlayerStore");
    }

    // todo: the following tags
    // - int "Score"
    // - int "foodTickTimer"
    // in "abilities":
    // - bool "invulnerable"
    // - bool "mayBuild"
    // - bool "instabuild"
    // in "bukkit":
    // - bool "keepLevel"
    // - int "expToDrop"
    // - int "newExp"
    // - int "newLevel"
    // - int "newTotalExp"

    // Bukkit walk and fly speed units are twice Minecraft's

    @Override
    public void load(GlowPlayer entity, CompoundTag tag) {
        super.load(entity, tag);

        // experience
        if (tag.isInt("XpLevel")) {
            entity.setLevel(tag.getInt("XpLevel"));
        }
        if (tag.isFloat("XpP")) {
            entity.setExp(tag.getFloat("XpP"));
        }
        if (tag.isInt("XpTotal")) {
            entity.setTotalExperience(tag.getInt("XpTotal"));
        }

        // food
        if (tag.isInt("foodLevel")) {
            entity.setFoodLevel(tag.getInt("foodLevel"));
        }
        if (tag.isFloat("foodSaturationLevel")) {
            entity.setSaturation(tag.getFloat("foodSaturationLevel"));
        }
        if (tag.isFloat("foodExhaustionLevel")) {
            entity.setExhaustion(tag.getFloat("foodExhaustionLevel"));
        }

        // spawn location
        if (tag.isInt("SpawnX") && tag.isInt("SpawnY") && tag.isInt("SpawnZ")) {
            int x = tag.getInt("SpawnX");
            int y = tag.getInt("SpawnY");
            int z = tag.getInt("SpawnZ");
            boolean forced = false;
            if (tag.isByte("SpawnForced")) {
                forced = tag.getBool("SpawnForced");
            }
            entity.setBedSpawnLocation(new Location(entity.getWorld(), x, y, z), forced);
        }

        // abilities
        if (tag.isCompound("abilities")) {
            CompoundTag abilities = tag.getCompound("abilities");
            if (abilities.isFloat("walkSpeed")) {
                entity.setWalkSpeed(abilities.getFloat("walkSpeed") * 2f);
            }
            if (abilities.isFloat("flySpeed")) {
                entity.setFlySpeed(abilities.getFloat("flySpeed") * 2f);
            }
            if (abilities.isByte("mayfly")) {
                entity.setAllowFlight(abilities.getBool("mayfly"));
            }
            if (abilities.isByte("flying")) {
                entity.setFlying(abilities.getBool("flying"));
            }
        }

        // bukkit
        // cannot read firstPlayed, lastPlayed, or lastKnownName
    }

    @Override
    public void save(GlowPlayer entity, CompoundTag tag) {
        super.save(entity, tag);

        // players have no id tag
        tag.remove("id");

        // experience
        tag.putInt("XpLevel", entity.getLevel());
        tag.putFloat("XpP", entity.getExp());
        tag.putInt("XpTotal", entity.getTotalExperience());

        // food
        tag.putInt("foodLevel", entity.getFoodLevel());
        tag.putFloat("foodSaturationLevel", entity.getSaturation());
        tag.putFloat("foodExhaustionLevel", entity.getExhaustion());

        // spawn location
        Location bed = entity.getBedSpawnLocation();
        if (bed != null) {
            tag.putInt("SpawnX", bed.getBlockX());
            tag.putInt("SpawnY", bed.getBlockY());
            tag.putInt("SpawnZ", bed.getBlockZ());
            tag.putBool("SpawnForced", entity.isBedSpawnForced());
        }

        // abilities
        CompoundTag abilities = new CompoundTag();
        abilities.putFloat("walkSpeed", entity.getWalkSpeed() / 2f);
        abilities.putFloat("flySpeed", entity.getFlySpeed() / 2f);
        abilities.putBool("mayfly", entity.getAllowFlight());
        abilities.putBool("flying", entity.isFlying());
        // for now, base these on the game mode value
        abilities.putBool("invulnerable", entity.getGameMode() == GameMode.CREATIVE);
        abilities.putBool("mayBuild", entity.getGameMode() != GameMode.ADVENTURE);
        abilities.putBool("instabuild", entity.getGameMode() == GameMode.CREATIVE);
        tag.putCompound("abilities", abilities);

        // bukkit
        CompoundTag bukkit = new CompoundTag();
        bukkit.putLong("firstPlayed", entity.getFirstPlayed() == 0 ? entity.getJoinTime() : entity.getFirstPlayed());
        bukkit.putLong("lastPlayed", entity.getJoinTime());
        bukkit.putString("lastKnownName", entity.getName());
        tag.putCompound("bukkit", bukkit);
    }
}