package it.tdlight.client;

import it.tdlight.common.utils.ScannerUtils;
import it.tdlight.jni.TdApi.TermsOfService;
import java.util.concurrent.ExecutorService;
import java.util.function.Consumer;

final class ScannerClientInteraction implements ClientInteraction {

	private final ExecutorService blockingExecutor;
	private final Authenticable authenticable;

	public ScannerClientInteraction(ExecutorService blockingExecutor, Authenticable authenticable) {
		this.blockingExecutor = blockingExecutor;
		this.authenticable = authenticable;
	}

	@Override
	public void onParameterRequest(InputParameter parameter, ParameterInfo parameterInfo, Consumer<String> resultCons) {
		authenticable.getAuthenticationData(authenticationData -> {
			blockingExecutor.execute(() -> {
				String who;
				boolean useRealWho;
				if (authenticationData instanceof ConsoleInteractiveAuthenticationData) {
					useRealWho = ((ConsoleInteractiveAuthenticationData) authenticationData).isInitialized();
				} else {
					useRealWho = true;
				}
				if (!useRealWho) {
					who = "login";
				} else if (authenticationData.isQrCode()) {
					who = "QR login";
				} else if (authenticationData.isBot()) {
					who = authenticationData.getBotToken().split(":", 2)[0];
				} else {
					who = "+" + authenticationData.getUserPhoneNumber();
				}
				String question;
				boolean trim = false;
				switch (parameter) {
					case ASK_FIRST_NAME:
						question = "Enter first name";
						trim = true;
						break;
					case ASK_LAST_NAME:
						question = "Enter last name";
						trim = true;
						break;
					case ASK_CODE:
						question = "Enter authentication code";
						ParameterInfoCode codeInfo = ((ParameterInfoCode) parameterInfo);
						question += "\n\tPhone number: " + codeInfo.getPhoneNumber();
						question += "\n\tTimeout: " + codeInfo.getTimeout() + " seconds";
						question += "\n\tCode type: " + codeInfo.getType().getClass().getSimpleName()
								.replace("AuthenticationCodeType", "");
						if (codeInfo.getNextType() != null) {
							question += "\n\tNext code type: " + codeInfo
									.getNextType()
									.getClass()
									.getSimpleName()
									.replace("AuthenticationCodeType", "");
						}
						trim = true;
						break;
					case ASK_PASSWORD:
						question = "Enter your password";
						String passwordMessage = "Password authorization:";
						String hint = ((ParameterInfoPasswordHint) parameterInfo).getHint();
						if (hint != null && !hint.isEmpty()) {
							passwordMessage += "\n\tHint: " + hint;
						}
						boolean hasRecoveryEmailAddress = ((ParameterInfoPasswordHint) parameterInfo)
								.hasRecoveryEmailAddress();
						passwordMessage += "\n\tHas recovery email: " + hasRecoveryEmailAddress;
						String recoveryEmailAddressPattern = ((ParameterInfoPasswordHint) parameterInfo)
								.getRecoveryEmailAddressPattern();
						if (recoveryEmailAddressPattern != null && !recoveryEmailAddressPattern.isEmpty()) {
							passwordMessage += "\n\tRecovery email address pattern: " + recoveryEmailAddressPattern;
						}
						System.out.println(passwordMessage);
						break;
					case NOTIFY_LINK:
						String link = ((ParameterInfoNotifyLink) parameterInfo).getLink();
						System.out.println("Please confirm this login link on another device: " + link);
						System.out.println();
						System.out.println(QrCodeTerminal.getQr(link));
						System.out.println();
						resultCons.accept("");
						return;
					case TERMS_OF_SERVICE:
						TermsOfService tos = ((ParameterInfoTermsOfService) parameterInfo).getTermsOfService();
						question = "Terms of service:\n\t" + tos.text.text;
						if (tos.minUserAge > 0) {
							question += "\n\tMinimum user age: " + tos.minUserAge;
						}
						if (tos.showPopup) {
							question += "\nPlease press enter.";
							trim = true;
						} else {
							System.out.println(question);
							resultCons.accept("");
							return;
						}
						break;
					default:
						question = parameter.toString();
						break;
				}
				String result = ScannerUtils.askParameter(who, question);
				if (trim) {
					resultCons.accept(result.trim());
				} else {
					resultCons.accept(result);
				}
			});
		});
	}
}