feat: add the base64 command

coreutils/src/commands/base64.rs

@@ -0,0 +1,39 @@
+use boxutils::args::ArgParser;
+use boxutils::commands::Command;
+use boxutils::encoding::base64;
+use std::fs::OpenOptions;
+use std::io::Read;
+
+// TODO: Add the -w flag
+//       we dont have a way to do text
+//       warping in boxutils yet haha
+
+pub struct Base64;
+
+impl Command for Base64 {
+    fn execute(&self) {
+        let args = ArgParser::builder()
+            .add_flag("-d") // decode flag
+            .parse_args("base64");
+
+        let decode = args.get_flag("-d");
+
+        // FIXME: This is jank!
+        let mut file: Box<dyn Read> = match &args.get_normal_args()[..] {
+            [] => Box::new(std::io::stdin()),
+            [file] => Box::new(OpenOptions::new().read(true).open(file).unwrap()),
+            _ => panic!("base64: multiple files provided"),
+        };
+
+        let mut buffer = String::new();
+        while boxutils::input::repl_with_file(&mut file, &mut buffer) {
+            let data = if decode {
+                base64::decode(buffer.clone())
+            } else {
+                base64::encode(buffer.clone())
+            };
+
+            println!("{}", data);
+        }
+    }
+}

coreutils/src/commands/mod.rs

@@ -20,3 +20,4 @@ command!(sleep::Sleep);
 command!(whoami::WhoAmI);
 command!(hostname::Hostname);
 command!(tee::Tee);
+command!(base64::Base64);

src/registry.rs

@@ -30,6 +30,7 @@ pub fn get_registry() -> CommandRegistry {
         "whoami" => coreutils::commands::WhoAmI,
         "hostname" => coreutils::commands::Hostname,
         "tee" => coreutils::commands::Tee,
+        "base64" => coreutils::commands::Base64,
         "box" => Boxcmd
     });