//! Confirmation shared by destructive commands.
//!
//! Only y or Y consents; --yes supplies consent without a prompt.
//! Strip's exact-path check still requires a terminal.

module cli

import os

pub fn interactive() bool {
	return os.is_atty(0) != 0
}

pub fn confirm(yes bool) !bool {
	if yes {
		return true
	}
	if !interactive() {
		return error('needs --yes when not interactive')
	}
	done_working()
	eprint('  continue? [y/N] ')
	answer := os.get_line()
	eprintln('')
	return answer.trim_right('\r') in ['y', 'Y']
}

/// Require an exact answer for confirmations that --yes must not bypass.
pub fn typed_confirm(prompt_text string, expected string) bool {
	done_working()
	eprint('  ${prompt_text} ')
	answer := os.get_line()
	eprintln('')
	return answer.trim_right('\r') == expected
}