install.sh

#!/usr/bin/env sh
# Copyright 2022 khanhas. GPL license.
# Edited from project Denoland install script (https://github.com/denoland/deno_install)

set -e

while getopts ":r" arg; do
	case "${arg}" in
		"r") override_root=1 ;;
	esac
done

is_root() {
	[ "${EUID:-$(id -u)}" -eq 0 ];
}

if is_root && [ "${override_root:-0}" -eq 0 ]; then
	echo "The script was ran as root. Script will now exit"
	echo "If you did not intend to do this, please run the script without root permissions to avoid issues with Spicetify"
	echo "You can override this behavior by passing `-r` or `--root` flag to this script"
	exit
fi

# wipe existing log
> install.log

log() {
	echo $1
	echo "["$(date +'%H:%M:%S %Y-%m-%d')"]" $1 >> install.log
}

case $(uname -sm) in
	"Darwin x86_64") target="darwin-amd64" ;;
	"Darwin arm64") target="darwin-arm64" ;;
	"Linux x86_64") target="linux-amd64" ;;
	"Linux aarch64") target="linux-arm64" ;;
	*) log "Unsupported platform $(uname -sm). x86_64 and arm64 binaries for Linux and Darwin are available."; exit ;;
esac

# check for dependencies
command -v curl >/dev/null || { log "curl isn't installed\!" >&2; exit 1; }
command -v tar >/dev/null || { log "tar isn't installed\!" >&2; exit 1; }
command -v grep >/dev/null || { log "grep isn't installed\!" >&2; exit 1; }

# download uri
releases_uri=https://github.com/spicetify/spicetify-cli/releases
if [ $# -gt 0 ]; then
	tag=$1
else
	tag=$(curl -LsH 'Accept: application/json' $releases_uri/latest)
	tag=${tag%\,\"update_url*}
	tag=${tag##*tag_name\":\"}
	tag=${tag%\"}
fi

tag=${tag#v}

log "FETCHING Version $tag"

download_uri=$releases_uri/download/v$tag/spicetify-$tag-$target.tar.gz

# locations
spicetify_install="$HOME/.spicetify"
exe="$spicetify_install/spicetify"
tar="$spicetify_install/spicetify.tar.gz"

# installing
[ ! -d "$spicetify_install" ] && log "CREATING $spicetify_install" && mkdir -p "$spicetify_install"

log "DOWNLOADING $download_uri"
curl --fail --location --progress-bar --output "$tar" "$download_uri"

log "EXTRACTING $tar"
tar xzf "$tar" -C "$spicetify_install"

log "SETTING EXECUTABLE PERMISSIONS TO $exe"
chmod +x "$exe"

log "REMOVING $tar"
rm "$tar"

notfound() {
	cat << EOINFO
Manually add the directory to your \$PATH through your shell profile
export SPICETIFY_INSTALL="$spicetify_install"
export PATH="\$PATH:$spicetify_install"
EOINFO
}

endswith_newline() {
    [[ $(tail -c1 "$1" | wc -l) -gt 0 ]]
}

check() {
	local path="export PATH=\$PATH:$spicetify_install"
	local shellrc=$HOME/$1
	
	if [ "$1" == ".zshrc" ] && [ ! -z "${ZDOTDIR}" ]; then
		shellrc=$ZDOTDIR/$1
	fi

	# Create shellrc if it doesn't exist
	if ! [ -f $shellrc ]; then
		log "CREATING $shellrc"
		touch $shellrc
	fi

	# Still checking again, in case touch command failed
	if [ -f $shellrc ]; then
		if ! grep -q $spicetify_install $shellrc; then
			log "APPENDING $spicetify_install to PATH in $shellrc"
			if ! endswith_newline $shellrc; then
				echo >> $shellrc
			fi
			echo ${2:-$path} >> $shellrc
			log "Restart your shell to have spicetify in your PATH."
		else
			log "spicetify path already set in $shellrc, continuing..."
		fi
	else
		notfound
	fi
}

case $SHELL in
	*zsh) check ".zshrc" ;;
	*bash)
		[ -f "$HOME/.bashrc" ] && check ".bashrc"
		[ -f "$HOME/.bash_profile" ] && check ".bash_profile"
	;;
	*fish) check ".config/fish/config.fish" "fish_add_path $spicetify_install" ;;
	*) notfound ;;
esac

echo
log "spicetify v$tag was installed successfully to $spicetify_install"
log "Run 'spicetify --help' to get started"