chore: add board initialization logic

This commit is contained in:
2026-08-11 20:19:33 +02:00
parent b460c7a62b
commit f25cb47eae
7 changed files with 589 additions and 47 deletions

495
Cargo.lock generated
View File

@@ -3,5 +3,498 @@
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@@ -10,3 +10,9 @@ authors = [ "szymon-jozef" ]
edition = "2024"
[dependencies]
[dependencies.uuid]
version = "1.24.0"
features = [
"v4",
]

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@@ -1,6 +1,12 @@
use crate::logic::utils::Field;
use crate::logic::{
pawn::Pawn,
player::Player,
utils::{Field, Position},
};
use std::ops::Index;
use uuid::Uuid;
pub struct Board {
board: Vec<Field>,
pub size: usize,
@@ -8,11 +14,37 @@ pub struct Board {
impl Board {
/// Board is always a square. Size parameter is a side of this rectangle. Defaults to 8
pub fn new(size: Option<usize>) -> Self {
pub fn new(player1: &Player, player2: &Player, size: Option<usize>) -> Self {
let size = size.unwrap_or(8);
let board: Vec<Field> = (0..size)
.flat_map(|row| (0..size).map(move |column| Field { row, column }))
.flat_map(|row| {
(0..size).map(move |column| {
let is_row_even: bool = row % 2 == 0;
let is_column_even: bool = column % 2 == 0;
let is_valid_place_for_a_pawn: bool = is_row_even ^ is_column_even;
let position: Position = Position { row, column };
// first player's pawns
if row <= 3 && is_valid_place_for_a_pawn {
Field {
position,
pawn: Some(Pawn::new(position, &player1)),
}
} else if row > size - 3 && row <= size && is_valid_place_for_a_pawn {
Field {
position,
pawn: Some(Pawn::new(position, &player2)),
}
} else {
// no pawn
Field {
position,
pawn: None,
}
}
})
})
.collect();
Board { board, size }
@@ -31,18 +63,42 @@ impl Index<usize> for Board {
#[cfg(test)]
mod tests {
use uuid::Uuid;
use crate::logic::pawn::PawnState;
use super::*;
#[test]
fn new_board_test() {
let test_board: Board = Board::new(None);
let player1: Player = Player {
name: String::from("Morbius"),
id: Uuid::new_v4(),
};
let player2: Player = Player {
name: String::from("Milo"),
id: Uuid::new_v4(),
};
let test_board: Board = Board::new(&player1, &player2, None);
let size: usize = test_board.size;
for row in 0..size {
for column in 0..size {
assert_eq!(test_board[row][column].row, row);
assert_eq!(test_board[row][column].column, column);
assert_eq!(test_board[row][column].position.row, row);
assert_eq!(test_board[row][column].position.column, column);
}
}
assert!(test_board[0][0].pawn.is_none());
assert!(test_board[0][1].pawn.is_some());
// we unwrap, because some value has to be here, if it's not then something is wrong
// beside we check for that in the assert above
assert!(
test_board[0][1].pawn.as_ref().unwrap().state
== PawnState::Man(Position { row: 0, column: 1 })
);
}
}

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@@ -1,54 +1,25 @@
use crate::logic::utils::Field;
use uuid::Uuid;
use crate::logic::{player::Player, utils::Position};
#[derive(PartialEq, Eq)]
pub enum PawnState {
Man(Field),
Dame(Field),
Man(Position),
Dame(Position),
Captured,
}
/// Basic pawn
pub struct Pawn {
state: PawnState,
// TODO! Change this to Player when Player is implemented
owner: String,
pub state: PawnState,
pub owner: Uuid,
}
impl Pawn {
// TODO! Look at line 16
/// Every new Pawn is of type Man
pub fn new(start_pos: Field, owner: String) -> Self {
pub fn new(start_pos: Position, owner: &Player) -> Self {
Self {
state: PawnState::Man(start_pos),
owner,
owner: owner.id,
}
}
/// Return true if a pawn on given position is owned by the same player that this is
// TODO! Implement
fn is_mine(pos: Field) -> bool {
true
}
pub fn can_capture(&self) -> bool {
match &self.state {
PawnState::Man(pos) => {
// Man can capture only on diagonal axis going one up, left or right
let left_pos: Field = Field {
row: (pos.row + 1),
column: (pos.column - 1),
};
let left_right: Field = Field {
row: (pos.row + 1),
column: (pos.column + 1),
};
}
PawnState::Dame(pos) => {}
PawnState::Captured => {
// Captured pawns cannot capture
return false;
}
}
false
}
}

6
src/logic/player.rs Normal file
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@@ -0,0 +1,6 @@
use uuid::Uuid;
pub struct Player {
pub name: String,
pub id: Uuid,
}

View File

@@ -1,4 +1,12 @@
pub struct Field {
use crate::logic::pawn::Pawn;
#[derive(Clone, Copy, PartialEq, Eq)]
pub struct Position {
pub row: usize,
pub column: usize,
}
pub struct Field {
pub position: Position,
pub pawn: Option<Pawn>,
}

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@@ -1,3 +1,5 @@
mod logic;
fn main() {
println!("Hello, world!");
}