From 82d085b11ef2cd4a7037c6485a7f4abd68e40278 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Moritz=20H=C3=B6lting?=
 <87192362+moritz-hoelting@users.noreply.github.com>
Date: Sat, 13 Apr 2024 13:56:09 +0200
Subject: [PATCH] Implement package subcommand

---
 src/subcommands/build.rs   |  2 +-
 src/subcommands/package.rs | 62 ++++++++++++++++++++++++++++++++++++--
 2 files changed, 60 insertions(+), 4 deletions(-)

diff --git a/src/subcommands/build.rs b/src/subcommands/build.rs
index 4814540..805d1e7 100644
--- a/src/subcommands/build.rs
+++ b/src/subcommands/build.rs
@@ -11,7 +11,7 @@ use std::{fs, path::PathBuf};
 pub struct BuildArgs {
     /// The path of the project to build.
     #[clap(default_value = ".")]
-    path: PathBuf,
+    pub path: PathBuf,
 }
 
 pub fn build(_verbose: bool, args: &BuildArgs) -> Result<()> {
diff --git a/src/subcommands/package.rs b/src/subcommands/package.rs
index 89a8899..d9c48f3 100644
--- a/src/subcommands/package.rs
+++ b/src/subcommands/package.rs
@@ -1,4 +1,12 @@
-use crate::error::Result;
+use std::fs;
+
+use path_absolutize::Absolutize;
+
+use crate::{
+    config::ProjectConfig,
+    error::{Error, Result},
+    terminal_output::{print_error, print_info},
+};
 
 use super::BuildArgs;
 
@@ -9,8 +17,56 @@ pub struct PackageArgs {
 }
 
 pub fn package(_verbose: bool, args: &PackageArgs) -> Result<()> {
-    println!("PACKAGE");
-    println!("  - Args: {:?}", args);
+    let path = args.build_args.path.as_path();
+
+    print_info(&format!(
+        "Packaging project at {}",
+        path.absolutize()?.display()
+    ));
+
+    let toml_path = if !path.exists() {
+        print_error("The specified path does not exist.");
+        return Err(Error::PathNotFoundError(path.to_path_buf()));
+    } else if path.is_dir() {
+        let toml_path = path.join("pack.toml");
+        if !toml_path.exists() {
+            print_error("The specified directory does not contain a pack.toml file.");
+            return Err(Error::InvalidPackPathError(path.to_path_buf()));
+        }
+        toml_path
+    } else if path.is_file()
+        && path
+            .file_name()
+            .ok_or(Error::InvalidPackPathError(path.to_path_buf()))?
+            == "pack.toml"
+    {
+        path.to_path_buf()
+    } else {
+        print_error("The specified path is neither a directory nor a pack.toml file.");
+        return Err(Error::InvalidPackPathError(path.to_path_buf()));
+    };
+
+    let toml_content = fs::read_to_string(&toml_path)?;
+    let project_config = toml::from_str::<ProjectConfig>(&toml_content)?;
+
+    let main_path = toml_path
+        .parent()
+        .ok_or(Error::InvalidPackPathError(path.to_path_buf()))?
+        .join("src/main.shu");
+    let compiled = shulkerscript_lang::compile(&main_path)?;
+
+    let dist_path = toml_path
+        .parent()
+        .expect("Failed to get parent directory of pack.toml")
+        .join("dist")
+        .join(project_config.pack.name + ".zip");
+
+    compiled.zip(&dist_path)?;
+
+    print_info(&format!(
+        "Finished packaging project to {}",
+        dist_path.absolutize_from(path)?.display()
+    ));
 
     Ok(())
 }