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|
use rand::Rng;
fn rand_u8() -> u8 {
let mut rng = rand::thread_rng();
rng.gen()
}
#[allow(dead_code)]
#[derive(Copy,Clone)]
struct Card {
n: u8,
e: u8,
s: u8,
w: u8,
owner: PlayerId,
special: Option<&'static dyn Fn()>,
}
#[allow(non_camel_case_types)]
#[allow(dead_code)]
#[derive(Copy,Clone)]
enum PlayerId {
NONE,
PLAYER_1,
PLAYER_2,
}
impl Default for PlayerId {
fn default() -> Self {
PlayerId::NONE
}
}
impl core::fmt::Debug for PlayerId {
fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
match *self {
PlayerId::NONE => {
write!(f, "PlayerId::NONE ")
},
PlayerId::PLAYER_1 => {
write!(f, "PlayerId::PLAYER_1")
},
PlayerId::PLAYER_2 => {
write!(f, "PlayerId::PLAYER_2")
},
}
}
}
#[allow(dead_code)]
impl Default for Card {
fn default() -> Self {
Card {
n: 0,
e: 0,
s: 0,
w: 0,
owner: PlayerId::default(),
special: None,
}
}
}
impl core::fmt::Debug for Card {
fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
write!(f, "Card {{\n\tn: {:?},\n\te: {:?},\n\ts: {:?},\n\tw: {:?}\n\towner: {:?}\n}}", self.n, self.e, self.s, self.w, self.owner)
}
}
impl Card {
fn new(owner: PlayerId) -> Self {
Self {
n: 0,
e: 0,
s: 0,
w: 0,
owner: owner,
special: None,
}
}
fn randomize(&mut self) {
self.n = rand_u8();
self.e = rand_u8();
self.s = rand_u8();
self.w = rand_u8();
}
}
#[allow(dead_code)]
struct Grid<const SIZE: usize> {
field: [[Option<Card>; SIZE]; SIZE],
}
const NO_CARD: Option<Card> = None;
impl<const SIZE: usize> Default for Grid<SIZE> {
fn default() -> Self {
Self {
field: [[NO_CARD; SIZE]; SIZE],
}
}
}
impl<const SIZE: usize> Grid<SIZE> {
fn randomize(&mut self) {
for y in 0..SIZE {
for x in 0..SIZE {
let mut card = Card::default();
card.randomize();
self.field[y][x] = Some(card);
}
}
}
}
fn get_owner(some_card: Option<Card>) -> &'static str {
match some_card {
Some(card) => {
match card.owner {
PlayerId::NONE => "( )",
PlayerId::PLAYER_1 => "(1)",
PlayerId::PLAYER_2 => "(2)",
}
}
None => {
"( )"
}
}
}
fn get_values(some_card: Option<Card>) -> [u8; 4] {
match some_card {
Some(card) => {
[card.n, card.e, card.s, card.w]
},
None => {
[0; 4]
}
}
}
fn get_value_u8(dir: usize, some_card: Option<Card>) -> u8 {
let values = get_values(some_card);
match dir {
// P1N
0 => {
match some_card {
Some(card) => {
match card.owner {
PlayerId::PLAYER_2 => values[2],
_ => values[0],
}
}
None => {0},
}
},
// P1E
1 => {
match some_card {
Some(card) => {
match card.owner {
PlayerId::PLAYER_2 => values[3],
_ => values[1],
}
}
None => {0},
}
},
// P1S
2 => {
match some_card {
Some(card) => {
match card.owner {
PlayerId::PLAYER_2 => values[0],
_ => values[2],
}
}
None => {0},
}
},
// P1W
3 => {
match some_card {
Some(card) => {
match card.owner {
PlayerId::PLAYER_2 => values[1],
_ => values[3],
}
}
None => {0},
}
},
_ => {0},
}
}
fn get_value(dir: usize, some_card: Option<Card>) -> String {
let value = get_value_u8(dir, some_card);
if value == 0 {
return " ".to_string();
}
return format!("{:<3?}", value);
}
impl<const SIZE: usize> core::fmt::Debug for Grid<SIZE> {
fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
if let Err(error) = write!(f, ".") {
return Err(error);
}
for _x in 0..SIZE {
if let Err(error) = write!(f, "============") {
return Err(error);
}
}
if let Err(error) = write!(f, ".\n") {
return Err(error);
}
for y in (0..SIZE).rev() {
for s in 0..3 {
if let Err(error) = write!(f, "|") {
return Err(error);
}
for x in 0..SIZE {
match s {
0 => {
if let Err(error) = write!(f, " {} ", get_value(0, self.field[y][x])) {
return Err(error);
}
},
1 => {
if let Err(error) = write!(f, "{} {} {} ", get_value(3, self.field[y][x]), get_owner(self.field[y][x]), get_value(1, self.field[y][x])) {
return Err(error);
}
},
2 => {
if let Err(error) = write!(f, " {} ", get_value(2, self.field[y][x])) {
return Err(error);
}
},
_ => {},
};
//buf = match self.field[y][x] {
// None => {write!(f, "{:?} ", PlayerId::NONE)},
// Some(card) => {write!(f, "{:?} ", card.owner)},
//};
}
if let Err(error) = write!(f, "|\n") {
return Err(error);
}
}
}
if let Err(error) = write!(f, "'") {
return Err(error);
}
for _x in 0..SIZE {
if let Err(error) = write!(f, "============") {
return Err(error);
}
}
if let Err(error) = write!(f, "'\n") {
return Err(error);
}
return Ok(())
}
}
#[allow(dead_code)]
struct Entity {
attack: i64,
defense: i64,
special: Option<&'static dyn Fn()>
}
fn special_000() {
println!("Hello, world!");
}
#[allow(unused_variables)]
fn main() {
let entity = Entity {
attack: 0,
defense: 0,
special: Some(&special_000),
};
if let Some(function) = entity.special {
function();
}
let mut card = Card::new(PlayerId::PLAYER_1);
println!("{:?}", card);
card.n ^= 5;
println!("{:?}", card);
card.n ^= 3;
println!("{:?}", card);
card.n = 254;
println!("{:?}", card);
card.randomize();
println!("{:?}", card);
let mut grid = Grid::<3>::default();
println!("{:?}", grid);
grid.field[0][1] = Some(card);
println!("{:?}", grid);
grid.randomize();
println!("{:?}", grid);
}
|
