Add player

.gitignore

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+/target
+log

Cargo.lock

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+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "cfg-if"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+
+[[package]]
+name = "game-of-life"
+version = "0.1.0"
+dependencies = [
+ "rand",
+ "termion",
+]
+
+[[package]]
+name = "getrandom"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4060f4657be78b8e766215b02b18a2e862d83745545de804638e2b545e81aee6"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "wasi",
+]
+
+[[package]]
+name = "libc"
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+
+[[package]]
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+
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+
+[[package]]
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+dependencies = [
+ "libc",
+ "rand_chacha",
+ "rand_core",
+ "rand_hc",
+]
+
+[[package]]
+name = "rand_chacha"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e12735cf05c9e10bf21534da50a147b924d555dc7a547c42e6bb2d5b6017ae0d"
+dependencies = [
+ "ppv-lite86",
+ "rand_core",
+]
+
+[[package]]
+name = "rand_core"
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+checksum = "c026d7df8b298d90ccbbc5190bd04d85e159eaf5576caeacf8741da93ccbd2e5"
+dependencies = [
+ "getrandom",
+]
+
+[[package]]
+name = "rand_hc"
+version = "0.3.0"
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+dependencies = [
+ "rand_core",
+]
+
+[[package]]
+name = "redox_syscall"
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+checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
+
+[[package]]
+name = "redox_termios"
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+dependencies = [
+ "redox_syscall",
+]
+
+[[package]]
+name = "termion"
+version = "1.5.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c22cec9d8978d906be5ac94bceb5a010d885c626c4c8855721a4dbd20e3ac905"
+dependencies = [
+ "libc",
+ "numtoa",
+ "redox_syscall",
+ "redox_termios",
+]
+
+[[package]]
+name = "wasi"
+version = "0.10.1+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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Cargo.toml

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+[package]
+name = "game-of-life"
+version = "0.1.0"
+authors = ["Garrit Franke <garrit@slashdev.space>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+termion = "1.5.5"
+rand = "0.8.2"

src/main.rs

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+extern crate rand;
+extern crate termion;
+
+use crate::termion::cursor::DetectCursorPos;
+use std::fmt::Debug;
+use std::fmt::Display;
+use std::io::{stdin, stdout, Write};
+use std::path::Path;
+use termion::event::Key;
+use termion::input::TermRead;
+use termion::raw::IntoRawMode;
+use termion::{clear, cursor, screen};
+
+struct GOL {
+    screen: Box<dyn Write>,
+    player: Player,
+}
+
+#[derive(PartialEq, Eq, Hash, Clone, Copy, Debug)]
+pub struct Player {
+    pub pos: Pos,
+}
+
+#[derive(PartialEq, Eq, Hash, Clone, Copy, Debug)]
+pub struct Pos {
+    pub x: i16,
+    pub y: i16,
+}
+
+impl GOL {
+    pub fn new() -> Self {
+        let screen = screen::AlternateScreen::from(stdout().into_raw_mode().unwrap());
+        let mut s = Self {
+            screen: Box::new(screen),
+            player: Player {
+                pos: Pos { x: 0, y: 0 },
+            },
+        };
+
+        s.write(&termion::clear::All);
+        s.write(&termion::cursor::Goto(1, 1));
+
+        log(format!("{:?}", s.player));
+        s.flush();
+
+        s
+    }
+
+    pub fn write(&mut self, w: &dyn Display) {
+        log(w);
+        write!(self.screen, "{}", w);
+    }
+
+    pub fn pos(&mut self) -> (u16, u16) {
+        return self.screen.cursor_pos().unwrap();
+    }
+
+    pub fn flush(&mut self) {
+        self.screen.flush().unwrap();
+    }
+}
+
+fn log(x: impl Display) {
+    std::fs::File::create(Path::new("log")).unwrap();
+    let mut file = std::fs::OpenOptions::new()
+        .write(true)
+        .append(true)
+        .open("./log")
+        .unwrap();
+
+    if let Err(e) = writeln!(file, "{}", x) {
+        eprintln!("Couldn't write to file: {}", e);
+    }
+}
+
+fn main() {
+    let stdin = stdin();
+
+    let mut gol = GOL::new();
+
+    gol.flush();
+
+    for c in stdin.keys() {
+        update(&gol);
+        draw(&mut gol);
+        let key = c.unwrap();
+        match key {
+            Key::Left => gol.player.pos.x -= 1,
+            Key::Right => gol.player.pos.x += 1,
+            Key::Up => gol.player.pos.y += 1,
+            Key::Down => gol.player.pos.y -= 1,
+            Key::Char('q') => break,
+            _ => {}
+        };
+
+        gol.flush();
+    }
+    gol.write(&termion::cursor::Show);
+}
+
+fn update(game: &GOL) {}
+
+fn draw(game: &mut GOL) {
+    game.write(&clear::All);
+    let size = termion::terminal_size().unwrap();
+    let x = size.0 / 2;
+    let y = size.1 / 2;
+    log(x);
+    log(y);
+    game.write(&cursor::Goto(size.0 / 2, size.1 / 2));
+    game.write(&'X');
+    game.flush();
+}