From: Scott Worley Date: Tue, 18 Jul 2023 00:12:50 +0000 (-0700) Subject: Command line interface to simulator X-Git-Url: http://git.scottworley.com/pluta-lesnura/commitdiff_plain/cc2b69f31844bc4967106ec85825d007f6a32c2c Command line interface to simulator --- diff --git a/src/lib.rs b/src/lib.rs index 59a47a9..0ad69ea 100644 --- a/src/lib.rs +++ b/src/lib.rs @@ -178,7 +178,6 @@ impl Hand { fn len(&self) -> usize { self.cards.len() } - #[cfg(test)] fn random(&self) -> Option<&Card> { self.cards.choose(&mut rand::thread_rng()) } @@ -204,6 +203,7 @@ pub enum Phase { Momentum, } +#[derive(Debug)] pub enum GameOutcome { Loss, Win, @@ -395,9 +395,18 @@ impl Default for Game { } pub struct Player(Box Play>); +impl Player { + #[must_use] + pub fn new(f: T) -> Self + where + T: FnMut(&Game) -> Play + 'static, + { + Self(Box::new(f)) + } +} -#[cfg(test)] -fn random_player(game: &Game) -> Play { +#[must_use] +pub fn random_player(game: &Game) -> Play { match game.phase { Phase::Play => Play::Play( *game @@ -491,7 +500,7 @@ mod tests { #[test] fn test_game() { for num_players in 1..10 { - let players: Vec<_> = std::iter::from_fn(|| Some(Player(Box::new(random_player)))) + let players: Vec<_> = std::iter::from_fn(|| Some(Player::new(random_player))) .take(num_players) .collect(); let mut game = Game::default(); diff --git a/src/main.rs b/src/main.rs new file mode 100644 index 0000000..172d58e --- /dev/null +++ b/src/main.rs @@ -0,0 +1,39 @@ +use clap::{Parser, Subcommand}; +use pluta_lesnura::{play, random_player, Game, Player}; + +#[derive(Parser)] +#[command(author, version, about, long_about = None, arg_required_else_help = true)] +struct Cli { + #[command(subcommand)] + command: Option, +} + +#[derive(Subcommand)] +enum Commands { + /// Runs simulations + Sim { + /// How many players? + #[arg(short, long)] + num_players: usize, + }, +} + +fn main() -> Result<(), &'static str> { + let cli = Cli::parse(); + + match &cli.command { + Some(Commands::Sim { num_players }) => { + let players: Vec<_> = std::iter::from_fn(|| Some(Player::new(random_player))) + .take(*num_players) + .collect(); + let mut game = Game::default(); + for _ in 0..*num_players { + game.add_player(); + } + let result = play(game, players)?; + println!("Result: {result:?}"); + Ok(()) + } + None => unreachable!(), + } +}