package net.minecraft.server.jsonrpc.internalapi;

import java.util.Collection;
import java.util.Objects;
import java.util.Optional;
import net.minecraft.server.dedicated.DedicatedServer;
import net.minecraft.server.jsonrpc.JsonRpcLogger;
import net.minecraft.server.jsonrpc.methods.ClientInfo;
import net.minecraft.server.notifications.NotificationManager;
import net.minecraft.server.permissions.LevelBasedPermissionSet;
import net.minecraft.server.permissions.PermissionLevel;
import net.minecraft.server.players.NameAndId;
import net.minecraft.server.players.ServerOpListEntry;

public class MinecraftOperatorListServiceImpl implements MinecraftOperatorListService {
	private final NotificationManager notificationManager;
	private final JsonRpcLogger jsonrpcLogger;

	public MinecraftOperatorListServiceImpl(final NotificationManager notificationManager, final JsonRpcLogger jsonrpcLogger) {
		this.notificationManager = notificationManager;
		this.jsonrpcLogger = jsonrpcLogger;
	}

	private DedicatedServer server() {
		return (DedicatedServer)Objects.requireNonNull(this.notificationManager.server());
	}

	@Override
	public Collection<ServerOpListEntry> getEntries() {
		return this.server().getPlayerList().getOps().getEntries();
	}

	@Override
	public void op(
		final NameAndId nameAndId, final Optional<PermissionLevel> permissionLevel, final Optional<Boolean> canBypassPlayerLimit, final ClientInfo clientInfo
	) {
		this.jsonrpcLogger.log(clientInfo, "Op '{}'", nameAndId);
		this.server().getPlayerList().op(nameAndId, permissionLevel.map(LevelBasedPermissionSet::forLevel), canBypassPlayerLimit);
	}

	@Override
	public void op(final NameAndId nameAndId, final ClientInfo clientInfo) {
		this.jsonrpcLogger.log(clientInfo, "Op '{}'", nameAndId);
		this.server().getPlayerList().op(nameAndId);
	}

	@Override
	public void deop(final NameAndId nameAndId, final ClientInfo clientInfo) {
		this.jsonrpcLogger.log(clientInfo, "Deop '{}'", nameAndId);
		this.server().getPlayerList().deop(nameAndId);
	}

	@Override
	public void clear(final ClientInfo clientInfo) {
		this.jsonrpcLogger.log(clientInfo, "Clear operator list");
		this.server().getPlayerList().getOps().clear();
	}
}