Initial commit

.gitignore

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+/target

Cargo.lock

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+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "card_game"
+version = "0.1.0"
+dependencies = [
+ "deranged",
+]
+
+[[package]]
+name = "deranged"
+version = "0.5.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7cd812cc2bc1d69d4764bd80df88b4317eaef9e773c75226407d9bc0876b211c"

Cargo.toml

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+[package]
+name = "card_game"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+deranged = "0.5.8"

rustfmt.toml

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+hard_tabs=true

src/card_game.rs

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+// TODO: pub struct ValidInstruction<I>(I);
+pub trait Game {
+	type Instruction;
+	fn enumerate_instructions(&self) -> impl Iterator<Item = Self::Instruction>;
+	fn validate_instruction(&self, instruction: Self::Instruction) -> bool;
+	fn process_instruction(&mut self, instruction: Self::Instruction);
+}
+
+pub struct Card(u8);
+pub struct CardValue(deranged::RangedU8<1, 13>);
+pub enum Suit {
+	Spades,
+	Hearts,
+	Clubs,
+	Diamonds,
+}
+
+pub struct Stack(Vec<Card>);
+
+pub struct Session<G: Game> {
+	state: G,
+	history: Vec<G::Instruction>,
+}
+impl<G: Game> Game for Session<G>
+where
+	G::Instruction: Clone,
+{
+	type Instruction = G::Instruction;
+	fn enumerate_instructions(&self) -> impl Iterator<Item = Self::Instruction> {
+		self.state.enumerate_instructions()
+	}
+	fn validate_instruction(&self, instruction: Self::Instruction) -> bool {
+		self.state.validate_instruction(instruction)
+	}
+	fn process_instruction(&mut self, instruction: Self::Instruction) {
+		self.history.push(instruction.clone());
+		self.state.process_instruction(instruction);
+	}
+}

src/klondike.rs

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+use crate::card_game::{Card, Game, Stack};
+
+struct Pile {
+	face_down: Stack,
+	face_up: Stack,
+}
+struct KlondikeConfig {}
+struct KlondikeState {
+	piles: [Pile; 14],
+}
+enum KlondikePileId {
+	Stock,
+	Hand,
+	Foundation0,
+	Foundation1,
+	Foundation2,
+	Foundation3,
+	Tableau0,
+	Tableau1,
+	Tableau2,
+	Tableau3,
+	Tableau4,
+	Tableau5,
+	Tableau6,
+	Tableau7,
+}
+struct KlondikeMove {
+	src: KlondikePileId,
+	dst: KlondikePileId,
+}
+pub struct KlondikeGame {
+	config: KlondikeConfig,
+	state: KlondikeState,
+}

src/lib.rs

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+mod card_game;
+mod klondike;