1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38

use smart_read::{read, read_string, ReadLine};

fn main() {
	let input = read!(PasswordInput {min_len: 10, min_digits: 1});
	println!("You entered: \"{input}\"");
}



struct PasswordInput {
	pub min_len: usize,
	pub min_digits: usize,
}

impl ReadLine for PasswordInput {
	type Output = String;
	fn try_read_line(&self, prompt: Option<String>, default: Option<String>) -> smart_read::BoxResult<Self::Output> {
		assert!(default.is_none());
		let prompt = prompt.unwrap_or_else(|| format!("Enter a password (must have {}+ characters and have {}+ digits): ", self.min_len, self.min_digits));
		loop {
			
			print!("{prompt}");
			let password = read_string()?;
			
			if password.len() < 10 {
				println!("Password must have at least 10 characters");
				continue;
			}
			if password.chars().filter(|c| c.is_digit(10)).count() < 1 {
				println!("Password must have at least 1 digit");
				continue;
			}
			
			return Ok(password)
			
		}
	}
}