project/src/main/java/internal/hw/crawler/views/ConsoleView.java

package internal.hw.crawler.views;

import java.util.NoSuchElementException;
import java.util.Scanner;

public class ConsoleView implements CommandOutput {
    private static final String ANSI_RESET = "\u001B[0m";
    private static final String ANSI_GREEN = "\u001B[32m";
    private static final String ANSI_RED = "\u001B[31m";
    private static final String ANSI_BLUE = "\u001B[34m";

    private final Scanner scanner = new Scanner(System.in);

    public String readLine() {
        System.out.print("> ");
        try {
            return scanner.nextLine();
        } catch (NoSuchElementException | IllegalStateException e) {
            return null;
        }
    }

    @Override
    public void print(String msg) {
        System.out.println(msg);
    }

    public void printSuccess(String msg) {
        System.out.println(ANSI_GREEN + msg + ANSI_RESET);
    }

    public void printError(String msg) {
        System.out.println(ANSI_RED + msg + ANSI_RESET);
    }

    public void printInfo(String msg) {
        System.out.println(ANSI_BLUE + msg + ANSI_RESET);
    }

    @Override
    public void success(String msg) {
        printSuccess(msg);
    }

    @Override
    public void error(String msg) {
        printError(msg);
    }

    @Override
    public void info(String msg) {
        printInfo(msg);
    }
}