{ pkgs ? import <nixpkgs> { }, proj ? pkgs.proj }:
pkgs.buildGoModule rec {
        meta = {
                description = "Nidus Sync";
                homepage = "https://github.com/Gleipnir-Technology/nidus-sync";
        };
        pname = "nidus-sync";
        src = ./.;
        subPackages = [];
        version = "0.0.11";
        # Needs to be updated after every modification of go.mod/go.sum
        vendorHash = "sha256-zXjryPAJYpc80cqYtrcp//i6OQi5V5QwhaKQYYfrlL8=";

	buildInputs = [ pkgs.proj ];
	nativeBuildInputs = [
		pkgs.pkg-config
		pkgs.dart-sass
		pkgs.esbuild
	];

	preBuild = ''
# Compile SCSS
SASS_SRC_DIR="./scss"
CSS_OUTPUT_DIR="./static/gen/css/"

mkdir -p "$CSS_OUTPUT_DIR"

echo "Compiling $SASS_SRC_DIR/style.scss to $CSS_OUTPUT_DIR/bootstrap.css..."
sass --style=compressed --trace "$SASS_SRC_DIR/style.scss":"$CSS_OUTPUT_DIR/bootstrap.css"

# Bundle TypeScript
JS_OUTPUT_DIR="./static/gen/js/"
mkdir -p "$JS_OUTPUT_DIR"

echo "Bundling TypeScript..."
esbuild ts/main.ts --bundle --minify --outfile="$JS_OUTPUT_DIR/bundle.js"

# Generate hash and rename bundle
BUNDLE_HASH=$(sha256sum "$JS_OUTPUT_DIR/bundle.js" | cut -c1-12)
mv "$JS_OUTPUT_DIR/bundle.js" "$JS_OUTPUT_DIR/bundle.$BUNDLE_HASH.js"

# Generate gen.go with bundle path
cat > gen.go <<EOF
package main

// Generated by Nix build - do not edit manually
const JsBundlePath = "/static/js/bundel.$BUNDLE_HASH.js"
EOF

echo "Generated JS bundle with hash: $BUNDLE_HASH"
	'';
}