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 | #!/usr/bin/env bash
set -eu pipefall
declare -r INSTALL_DIR="$PWD/utils"
declare -r RELEASE="0.10.0"
declare -r OS="linux"
# declare -r OS="$(uname -s)"
declare -r FILENAME="stylua-$RELEASE-$OS"
declare -a __deps=("curl" "unzip")
function check_deps() {
	for dep in "${__deps[@]}"; do
		if ! command -v "$dep" >/dev/null; then
			echo "Missing depdendecy!"
			echo "The \"$dep\" command was not found!. Please install and try again."
		fi
	done
}
function download_stylua() {
	local DOWNLOAD_DIR
	local URL="https://github.com/JohnnyMorganz/StyLua/releases/download/v$RELEASE/$FILENAME.zip"
	DOWNLOAD_DIR="$(mktemp -d)"
	echo "Initiating download for Stylua v$RELEASE"
	if ! curl --progress-bar --fail -L "$URL" -o "$DOWNLOAD_DIR/$FILENAME.zip"; then
		echo "Download failed.  Check that the release/filename are correct."
		exit 1
	fi
	echo "Installtion in progress.."
	unzip -q "$DOWNLOAD_DIR/$FILENAME.zip" -d "$DOWNLOAD_DIR"
	if [ -f "$DOWNLOAD_DIR/stylua" ]; then
		mv "$DOWNLOAD_DIR/stylua" "$INSTALL_DIR/stylua"
	else
		mv "$DOWNLOAD_DIR/$FILENAME/stylua" "$INSTALL_DIR/."
	fi
	chmod u+x "$INSTALL_DIR/stylua"
}
function verify_install() {
	echo "Verifying installtion.."
	local DOWNLOADED_VER
	DOWNLOADED_VER="$("$INSTALL_DIR/stylua" -V | awk '{ print $2 }')"
	if [ "$DOWNLOADED_VER" != "$RELEASE" ]; then
		echo "Mismatched version!"
		echo "Expected: v$RELEASE but got v$DOWNLOADED_VER"
		exit 1
	fi
	echo "Verification complete!"
}
function main() {
	check_deps
	download_stylua
	verify_install
}
main "$@"
 |