package it.cavallium;

import java.util.Objects;
import java.util.StringJoiner;
import reactor.util.annotation.Nullable;

public class AddUserBotResult {

	private final String errorMessage;

	private AddUserBotResult(@Nullable String errorMessage) {
		this.errorMessage = errorMessage;
	}

	public static AddUserBotResult newSuccess() {
		return new AddUserBotResult(null);
	}

	public static AddUserBotResult newFailed(String errorMessage) {
		return new AddUserBotResult(Objects.requireNonNull(errorMessage));
	}

	public boolean success() {
		return errorMessage == null;
	}

	public boolean failed() {
		return errorMessage != null;
	}

	public String getErrorMessage() {
		return errorMessage;
	}

	@Override
	public String toString() {
		return new StringJoiner(", ", AddUserBotResult.class.getSimpleName() + "[", "]")
				.add("errorMessage='" + errorMessage + "'")
				.toString();
	}
}