refactoring!
This commit is contained in:
parent
001d3e434c
commit
4f0615b563
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@ -0,0 +1,121 @@
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use std::{
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env,
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fs::File,
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io::{ErrorKind, Read},
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process::exit,
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};
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use serde::{Deserialize, Serialize};
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use crate::memory::Mem;
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#[derive(Serialize, Deserialize, Debug)]
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struct Config {
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char_rom: Option<String>,
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rom: String,
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}
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pub fn get_input(memory: &mut Mem) {
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let args: Vec<String> = env::args().collect();
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match args.len() {
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0 => {
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println!("george-emu must be run in the terminal, don't know what went wrong here!");
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exit(1)
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}
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1 => {
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let config: Config = match File::open("./george.toml") {
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Ok(mut file) => {
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let mut string = String::new();
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file.read_to_string(&mut string).unwrap();
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toml::from_str(string.as_str()).unwrap()
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}
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Err(_) => {
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println!("couldn't find a `george.toml` in the current directory!");
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exit(1);
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}
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};
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let rom = match std::fs::File::open(config.rom) {
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Ok(file) => file,
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Err(error) => panic!("Couldn't open main rom! {:?}", error),
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};
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if let Err(error) = memory.load_rom(rom) {
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println!("{:?}", error);
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};
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}
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2 => match &args[1] as &str {
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"help" => {
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println!("ʕ·ᴥ·ʔ- george-emu is an emulator for george:");
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println!("https://git.augustkline.com/august/george\n");
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println!("commands:");
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println!(" help: print this help screen");
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println!(" help <command>: print help info for any command");
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println!(" rom <path>: load a rom/binary from path\n");
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println!("configuration:");
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println!(" george-emu searches for a `george.toml` in the current directory. in `george.toml` you can specify a path for the character rom using the key `char_rom` and the main rom/binary with the key `rom`");
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exit(0);
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}
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_ => {
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println!(
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"{:?} isn't a valid command!\n\nuse `{} help` to see all valid commands",
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&args[1], &args[0]
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);
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exit(1);
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}
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},
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3 => match &args[1] as &str {
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"help" => match &args[2] as &str {
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"rom" => {
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println!("{:?} rom <path>\nload a rom/binary from path", &args[0]);
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}
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_ => {
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println!(
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"{:?} isn't a valid command!\n\nuse `{} help` to see all valid commands",
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&args[2], &args[0]
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);
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exit(1);
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}
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},
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"rom" => {
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let rom = match std::fs::File::open(&args[2]) {
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Ok(file) => file,
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Err(error) => {
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match error.kind() {
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ErrorKind::NotFound => {
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println!("couldn't find the rom at {:?}", &args[2]);
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}
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ErrorKind::PermissionDenied => {
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println!(
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"didn't have sufficient permissions to open the rom at {:?}",
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&args[2]
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);
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}
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_ => {
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println!("something went wrong! try again in a moment? really not sure why you're getting this error");
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}
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}
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exit(1);
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}
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};
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if let Err(error) = memory.load_rom(rom) {
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println!("oh no! this rom couldn't be loaded: {:?}", error);
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exit(1);
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};
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}
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_ => {
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println!(
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"{:?} isn't a valid command!\n\nuse `{} help` to see all valid commands",
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&args[1], &args[0]
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);
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exit(1);
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}
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},
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_ => {
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println!(
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"too many arguments were provided!\n\nuse `{} help` to see all valid commands",
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&args[0]
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);
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exit(1);
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}
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}
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}
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156
src/main.rs
156
src/main.rs
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@ -1,5 +1,4 @@
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// #![allow(dead_code)]
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mod cli;
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mod cpu;
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mod error;
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mod instructions;
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@ -13,24 +12,15 @@ use crate::keyboard::Keyboard;
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use crate::memory::Mem;
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use crate::video::{Screen, TerminalRenderer};
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use cli::get_input;
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use crossterm::execute;
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use crossterm::terminal::{size, Clear, ClearType, SetSize};
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// use cpu::CpuController;
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use memory::MemHandle;
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// use minifb::{Scale, ScaleMode, Window, WindowOptions};
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use serde::{Deserialize, Serialize};
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use std::env;
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use std::io::ErrorKind;
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use std::process::exit;
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use std::io::{stdout, Result};
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use std::thread::{self, sleep};
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use std::time::Duration;
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use std::{
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fs::File,
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io::{stdout, Read, Result},
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path::PathBuf,
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str::FromStr,
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};
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use crossterm::{
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cursor,
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@ -38,130 +28,6 @@ use crossterm::{
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terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
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};
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#[derive(Serialize, Deserialize, Debug)]
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struct Config {
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char_rom: Option<String>,
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rom: String,
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}
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fn main() -> Result<()> {
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let args: Vec<String> = env::args().collect();
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let mut memory = Mem::new();
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match args.len() {
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0 => {
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println!("george-emu must be run in the terminal, don't know what went wrong here!");
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exit(1)
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}
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1 => {
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let config: Config = match File::open("./george.toml") {
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Ok(mut file) => {
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let mut string = String::new();
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file.read_to_string(&mut string).unwrap();
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toml::from_str(string.as_str()).unwrap()
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}
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Err(_) => {
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println!("couldn't find a `george.toml` in the current directory!");
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exit(1);
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}
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};
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let rom = match std::fs::File::open(config.rom) {
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Ok(file) => file,
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Err(error) => panic!("Couldn't open main rom! {:?}", error),
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};
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if let Err(error) = memory.load_rom(rom) {
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println!("{:?}", error);
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};
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}
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2 => match &args[1] as &str {
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"help" => {
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println!("ʕ·ᴥ·ʔ- george-emu is an emulator for george:");
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println!("https://git.augustkline.com/august/george\n");
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println!("commands:");
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println!(" help: print this help screen");
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println!(" help <command>: print help info for any command");
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println!(" rom <path>: load a rom/binary from path\n");
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println!("configuration:");
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println!(" george-emu searches for a `george.toml` in the current directory. in `george.toml` you can specify a path for the character rom using the key `char_rom` and the main rom/binary with the key `rom`");
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exit(0);
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}
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_ => {
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println!(
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"{:?} isn't a valid command!\n\nuse `{} help` to see all valid commands",
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&args[1], &args[0]
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);
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exit(1);
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}
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},
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3 => match &args[1] as &str {
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"help" => match &args[2] as &str {
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"rom" => {
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println!("{:?} rom <path>\nload a rom/binary from path", &args[0]);
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}
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_ => {
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println!(
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"{:?} isn't a valid command!\n\nuse `{} help` to see all valid commands",
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&args[2], &args[0]
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);
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exit(1);
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}
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},
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"rom" => {
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let rom = match std::fs::File::open(&args[2]) {
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Ok(file) => file,
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Err(error) => {
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match error.kind() {
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ErrorKind::NotFound => {
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println!("couldn't find the rom at {:?}", &args[2]);
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}
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ErrorKind::PermissionDenied => {
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println!(
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"didn't have sufficient permissions to open the rom at {:?}",
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&args[2]
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);
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}
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_ => {
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println!("something went wrong! try again in a moment? really not sure why you're getting this error");
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}
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}
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exit(1);
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}
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};
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if let Err(error) = memory.load_rom(rom) {
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println!("oh no! this rom couldn't be loaded: {:?}", error);
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exit(1);
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};
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}
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_ => {
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println!(
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"{:?} isn't a valid command!\n\nuse `{} help` to see all valid commands",
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&args[1], &args[0]
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);
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exit(1);
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}
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},
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_ => {
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println!(
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"too many arguments were provided!\n\nuse `{} help` to see all valid commands",
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&args[0]
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);
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exit(1);
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}
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}
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let mut stdout = stdout();
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let (cols, rows) = size()?;
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execute!(stdout, SetSize(64, 29), cursor::Hide, EnterAlternateScreen)?;
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enable_raw_mode()?;
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memory
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.dump(PathBuf::from_str("./coredump.bin").unwrap())
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.unwrap();
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let shared_memory = MemHandle::new(memory);
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let screen_memory = shared_memory.clone();
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let cpu_memory = shared_memory.clone();
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let keyboard_memory = shared_memory.clone();
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// For when we want to leave the terminal again :sigh:
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//
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// thread::spawn(move || {
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@ -191,6 +57,22 @@ fn main() -> Result<()> {
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// )
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// .unwrap();
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fn main() -> Result<()> {
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let mut stdout = stdout();
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let (cols, rows) = size()?;
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let mut memory = Mem::new();
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get_input(&mut memory);
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execute!(stdout, SetSize(64, 29), cursor::Hide, EnterAlternateScreen)?;
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enable_raw_mode()?;
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let shared_memory = MemHandle::new(memory);
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let screen_memory = shared_memory.clone();
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let cpu_memory = shared_memory.clone();
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let keyboard_memory = shared_memory.clone();
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let keyboard = Keyboard::new(keyboard_memory);
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let (mut cpu, cpu_controller) = Cpu::new_with_control(cpu_memory);
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