guessing-game.rs

use rand::random_range;
use std::cmp::Ordering;
use std::io;

fn main() {
    println!("🦀 There is a guess game! 🦀");
    println!("Right now I've generated random number in range (0:100)");

    let random_number = random_range(0..100);
    let total_attempts = 10;
    println!("You have {total_attempts} attempts");

    let mut guess = String::new();
    let mut attempts = 0;
    while attempts != total_attempts {
        println!("Enter your guess: ");
        io::stdin().read_line(&mut guess).expect("failed");
        let parsed_guess: i32 = match guess.trim().parse() {
            Ok(num) => num,
            Err(_) => {
                println!("Failed to parse, please type correct number");
                guess.clear();
                continue;
            }
        };
        attempts+=1;

        match parsed_guess.cmp(&random_number) {
            Ordering::Less => {
                println!("Your number less than generated");
            }
            Ordering::Greater => {
                println!("Your number more than generated");
            }
            Ordering::Equal => {
                println!("You are right, that was {random_number}");
                break;
            }
        }
        let attempts_remaining = total_attempts - attempts;
        println!("{}/{} attempts remaining", attempts_remaining, total_attempts);
        guess.clear();
    }
}