stuff

Cargo.toml

@@ -7,3 +7,5 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+image = "^0.23"
+colour = "^0.5"

src/main.rs

@@ -1,3 +1,62 @@
-fn main() {
-    println!("Hello, world!");
+extern crate image;
+#[macro_use]
+extern crate colour;
+
+use std::env::{ Args, args };
+use std::process::exit;
+
+mod reskit;
+use reskit::tileset;
+
+struct ArgumentOption {
+    pub key: String,
+    pub value: String
+}
+
+fn print_help() {
+    println!( "Usage:" );
+    println!( "reskit [plugin] options" );
+    println!( "" );
+    println!( "Available Plugins:" );
+    println!( "   tileset - Convert 15-colour PNG to Sega Genesis VDP format" );
+    println!( "             Output as .bin containing palette, then tiles");
+    println!( "" );
+    println!( "Options:" );
+    println!( "--input         Specify input file for plugin" );
+    println!( "--output        Specify output file/path for plugin" );
+}
+
+fn get_option( arguments: &mut Args ) -> Option< ArgumentOption > {
+    Some( ArgumentOption{ key: arguments.next()?, value: arguments.next()? } )
+}
+
+fn load_module( module: String, arguments: Args ) -> i32 {
+    // Discriminate module
+    match module.as_str() {
+        "reskit" => {
+            42
+        },
+        _ => {
+            red!( "fatal: " ); println!( "invalid module: {}", module );
+            2
+        }
+    }
+}
+
+fn main() {
+    cyan!( "reskit" ); println!( " - Sega Genesis Resource Kit (v0.0.1a)" );
+    println!( "(c) 2021 Ashley N. (ne0ndrag0n)" );
+
+    let mut args = args();
+    args.next(); // Burn arg1
+
+    let mode = match args.next() {
+        Some( mode ) => mode,
+        None => {
+            print_help();
+            exit( 1 );
+        }
+    };
+
+    exit( load_module( mode, args ) );
 }

src/reskit/mod.rs

@@ -0,0 +1 @@
+pub mod tileset;

src/reskit/tileset.rs

@@ -0,0 +1,3 @@
+pub fn load_tileset() -> i32 {
+	3
+}