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|
use super::traits::{Game, GameState};
use crate::blackjack::{card_label, BlackjackState};
pub const BLACKJACK_BOARD_LINES: usize = 6;
pub struct BlackjackGame;
impl BlackjackGame {
pub fn new() -> Self {
Self
}
fn state(state: &GameState) -> Option<BlackjackState> {
state
.data
.get("blackjack")
.and_then(|raw| serde_json::from_str(raw).ok())
}
fn cards(cards: &[String]) -> String {
cards
.iter()
.map(|card| {
if card == "?" {
"[ ? ]".to_string()
} else {
format!("[{}]", card_label(card))
}
})
.collect::<Vec<_>>()
.join(" ")
}
fn result_text(result: &str, winnings: u64) -> String {
match result {
"blackjack" => format!("BLACKJACK! Won {winnings} PLN"),
"win" => format!("Win! Won {winnings} PLN"),
"push" => "Push. Bet returned.".to_string(),
"lose" => "Dealer wins.".to_string(),
"bust" => "Bust.".to_string(),
"cancelled" => "Cancelled.".to_string(),
_ => "Hand complete.".to_string(),
}
}
}
impl Game for BlackjackGame {
fn get_name(&self) -> &'static str {
"Blackjack"
}
fn render(&self, state: &GameState) -> String {
let status = state
.data
.get("status")
.map(String::as_str)
.unwrap_or("ready");
let balance = state
.data
.get("balance")
.map(String::as_str)
.unwrap_or("?");
let hand = Self::state(state);
if let Some(error) = state.data.get("error") {
let bet = hand.as_ref().map(|hand| hand.bet).unwrap_or(state.bet_amount);
return format!(
"=== BLACKJACK ===\r\nBalance: {balance} PLN Bet: {bet} PLN\r\n\r\n\r\nERROR: {error}\r\n[Q] Quit"
);
}
let (dealer, dealer_total, player, player_total, bet, text, controls) =
if let Some(hand) = &hand {
let bet = if status == "player" {
hand.bet
} else {
state.bet_amount
};
let text = match status {
"player" => {
if hand.actions.iter().any(|action| action == "double") {
"Hit, stand or double.".to_string()
} else {
"Hit or stand.".to_string()
}
}
"dealing" => "Dealing...".to_string(),
"cancelling" => "Cancelling...".to_string(),
"done" => Self::result_text(&hand.result, hand.winnings),
_ => "Press [SPACE] to deal.".to_string(),
};
let controls = if status == "player" {
if hand.actions.iter().any(|action| action == "double") {
"[H]it [S]tand [D]ouble [Q]uit".to_string()
} else {
"[H]it [S]tand [Q]uit".to_string()
}
} else {
"[SPACE] New hand [+/-] Bet [Q] Quit".to_string()
};
(
Self::cards(&hand.dealer),
hand.dealer_total,
Self::cards(&hand.player),
hand.player_total,
bet,
text,
controls,
)
} else {
(
"—".to_string(),
0,
"—".to_string(),
0,
state.bet_amount,
"Press [SPACE] to deal.".to_string(),
"[SPACE] Deal [+/-] Bet [Q] Quit".to_string(),
)
};
format!(
"=== BLACKJACK ===\r\nBalance: {} PLN Bet: {} PLN\r\nDealer: {} {}\r\nYou: {} {}\r\n{}\r\n{}",
balance, bet, dealer, dealer_total, player, player_total, text, controls
)
}
fn render_lines(&self, _state: &GameState) -> usize {
BLACKJACK_BOARD_LINES
}
fn get_help(&self) -> String {
"BLACKJACK\n\
=========\n\
Six-deck shoe, fresh for every hand.\n\
Dealer stands on all 17s.\n\
Blackjack pays 3:2.\n\
Double is allowed on the first two cards.\n\
\n\
H - hit\n\
S - stand\n\
D - double (when available)\n\
SPACE - deal a new hand\n\
+/- - change the next hand's bet\n\
Q - leave the table"
.to_string()
}
}
|
