Made that you could quit whilist animating

4 files changed, 498 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..81cf465
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+/target
+/.vscode
diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..3c28701
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,321 @@
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diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..3e36dcb
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,11 @@
+[package]
+name = "gof-rs"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+colored = "2.0.0"
+crossterm = "0.25.0"
+rand = "0.8.5"
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..3e20d50
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,164 @@
+#![allow(unused_imports, unused_variables, unused_mut)]
+
+use colored::Colorize;
+use crossterm::cursor::{Hide, MoveTo, Show};
+use crossterm::event::{Event, KeyCode, KeyEvent, poll};
+use crossterm::style::Stylize;
+use crossterm::terminal::*;
+use crossterm::{event, terminal, ExecutableCommand, QueueableCommand};
+use rand::{thread_rng, Rng};
+use std::io::{self, Write};
+use std::thread::sleep;
+use std::time::Duration;
+
+type Gen = Vec<Vec<Cell>>;
+
+#[derive(Clone, Copy, Debug)]
+enum Cell {
+    Alive,
+    Dead,
+}
+
+fn render_gen(stdout: &mut io::Stdout, gen: &Gen) {
+    for i in 0..gen.len() {
+        for j in 0..gen[0].len() {
+            stdout.queue(MoveTo(i as u16, j as u16)).unwrap();
+            match gen[i][j] {
+                // Cell::Alive => print!("😎"),
+                // Cell::Alive => print!("🦀"),
+                Cell::Alive => print!("{}", "X".color("blue")),
+                Cell::Dead => print!("{}", "-".color("red")),
+            }
+            stdout.flush().unwrap();
+        }
+    }
+}
+
+fn new_gen() -> Gen {
+    let cells = vec![Cell::Dead, Cell::Dead, Cell::Alive, Cell::Dead, Cell::Alive];
+    let rows: u16 = terminal::size().unwrap().1;
+    let cols: u16 = terminal::size().unwrap().0;
+    let mut colums: Vec<Vec<Cell>> = Vec::new();
+    for _ in 0..cols {
+        let mut col: Vec<Cell> = Vec::new();
+        for _ in 0..rows {
+            let rand = thread_rng().gen_range(0..10);
+            col.push(cells[rand % 5]);
+        }
+        colums.push(col);
+    }
+    colums
+}
+
+fn is_valid_idx(i: i32, j: i32, m: i32, n: i32) -> bool {
+    i >= 0 && i < m && j >= 0 && j < n
+}
+
+fn get_alive(x: i32, y: i32, cur_gen: &Gen) -> i32 {
+    let mut alive_cnt: i32 = 0;
+
+    let m: i32 = cur_gen.len() as i32;
+    let n: i32 = cur_gen[0].len() as i32;
+    let dx: [i8; 8] = [0, 1, 0, -1, 1, -1, -1, 1];
+    let dy: [i8; 8] = [1, 0, -1, 0, 1, -1, 1, -1];
+
+    for i in 0..8 {
+        let nx: i32 = x as i32 + dx[i] as i32;
+        let ny: i32 = y as i32 + dy[i] as i32;
+        if is_valid_idx(nx, ny, m, n) {
+            let cur_cell = cur_gen[nx as usize][ny as usize];
+            match cur_cell {
+                Cell::Alive => alive_cnt += 1,
+                Cell::Dead => (),
+            }
+        }
+    }
+
+    alive_cnt
+}
+
+fn next_gen(cur_gen: &mut Gen) -> Gen {
+    let m: i32 = cur_gen.len() as i32;
+    let n: i32 = cur_gen[0].len() as i32;
+    let mut nxt_gen: Gen = Gen::new();
+    for _ in 0..m {
+        let mut col: Vec<Cell> = Vec::new();
+        for _ in 0..n {
+            col.push(Cell::Dead);
+        }
+        nxt_gen.push(col);
+    }
+
+    for i in 0..m {
+        for j in 0..n {
+            let alive = get_alive(i, j, cur_gen);
+
+            match cur_gen[i as usize][j as usize] {
+                Cell::Alive => {
+                    if alive == 2 || alive == 3 {
+                        nxt_gen[i as usize][j as usize] = Cell::Alive;
+                    } else {
+                        nxt_gen[i as usize][j as usize] = Cell::Dead;
+                    }
+                }
+                Cell::Dead => {
+                    if alive == 3 {
+                        nxt_gen[i as usize][j as usize] = Cell::Alive;
+                    }
+                }
+            }
+        }
+    }
+    *cur_gen = nxt_gen.clone();
+    nxt_gen
+}
+
+fn main() {
+    let mut stdout = io::stdout();
+    let mut frame: Gen = new_gen();
+    let mut nxt;
+
+    terminal::enable_raw_mode().unwrap();
+    stdout.execute(EnterAlternateScreen).unwrap();
+    stdout.execute(Hide).unwrap();
+
+    'gameloop: loop {
+        while event::poll(Duration::default()).unwrap() {
+            if let Event::Key(key_event) = event::read().unwrap() {
+                match key_event.code {
+                    KeyCode::Esc | KeyCode::Char('q') => {
+                        break 'gameloop;
+                    }
+                    KeyCode::Char('s') => {
+                        frame = new_gen();
+                        render_gen(&mut stdout, &frame)
+                    }
+
+                    KeyCode::Char('n') => {
+                        nxt = next_gen(&mut frame);
+                        render_gen(&mut stdout, &nxt)
+                    }
+                    KeyCode::Char('a') => 
+                        'animate: loop {
+                            nxt = next_gen(&mut frame);
+                            render_gen(&mut stdout, &nxt);
+                            sleep(Duration::from_millis(16));
+                            if(poll(Duration::from_millis(1))).unwrap() {
+                                if let Event::Key(k) = event::read().unwrap() {
+                                    match k.code {
+                                        KeyCode::Char('q') => break 'animate,
+                                        _ => {}
+                                    }
+                                }
+                            } else {}
+                        },
+                    _ => {}
+                }
+            }
+        }
+    }
+
+    stdout.execute(Show).unwrap();
+    stdout.execute(LeaveAlternateScreen).unwrap();
+    terminal::disable_raw_mode().unwrap();
+}