use std::error::Error; use std::net::IpAddr; use console::Style; use dialoguer::{theme::ColorfulTheme, Confirm, Input, Select}; #[derive(Debug)] #[allow(dead_code)] struct Config { interface: IpAddr, hostname: String, use_acme: bool, private_key: Option, cert: Option, } fn init_config() -> Result, Box> { let theme = ColorfulTheme { values_style: Style::new().yellow().dim(), ..ColorfulTheme::default() }; println!("Welcome to the setup wizard"); if !Confirm::with_theme(&theme) .with_prompt("Do you want to continue?") .interact()? { return Ok(None); } let interface = Input::with_theme(&theme) .with_prompt("Interface") .default("127.0.0.1".parse().unwrap()) .interact()?; let hostname = Input::with_theme(&theme) .with_prompt("Hostname") .interact()?; let tls = Select::with_theme(&theme) .with_prompt("Configure TLS") .default(0) .item("automatic with ACME") .item("manual") .item("no") .interact()?; let (private_key, cert, use_acme) = match tls { 0 => (Some("acme.pkey".into()), Some("acme.cert".into()), true), 1 => ( Some( Input::with_theme(&theme) .with_prompt(" Path to private key") .interact()?, ), Some( Input::with_theme(&theme) .with_prompt(" Path to certificate") .interact()?, ), false, ), _ => (None, None, false), }; Ok(Some(Config { hostname, interface, private_key, cert, use_acme, })) } fn main() { match init_config() { Ok(None) => println!("Aborted."), Ok(Some(config)) => println!("{:#?}", config), Err(err) => println!("error: {}", err), } }