#!/usr/bin/env bash

set -euo pipefail

brewLocation="charmbracelet/tap/crush"
npmLocation="@charmland/crush"
local_bin="${HOME}/.bin/crush"
go_crush="${GOBIN:-${GOPATH:-$HOME/go}/bin}/crush"

is_linux=false
if [[ "$(uname -s)" == "Linux" ]]; then
	is_linux=true
fi

if [[ "$is_linux" == true ]]; then
	npm_check_cmd="sudo npm list -g $npmLocation"
	npm_uninstall_cmd="sudo npm uninstall -g $npmLocation"
else
	npm_check_cmd="npm list -g $npmLocation"
	npm_uninstall_cmd="npm uninstall -g $npmLocation"
fi

found=0

if command -v brew >/dev/null 2>&1 && brew list "$brewLocation" >/dev/null 2>&1; then
	echo "Found Crush via Homebrew"
	found=1
fi

if command -v npm >/dev/null 2>&1 && eval "$npm_check_cmd" >/dev/null 2>&1; then
	echo "Found Crush via NPM"
	found=1
fi

if [[ -x "$local_bin" ]]; then
	echo "Found local Crush binary at $local_bin"
	found=1
fi

if [[ -x "$go_crush" ]]; then
	echo "Found Crush Go binary at $go_crush"
	found=1
fi

if command -v rpm >/dev/null 2>&1 && rpm -q crush >/dev/null 2>&1; then
	echo "Found Crush via DNF"
	found=1
fi

if [[ $found -eq 0 ]]; then
	echo "Crush is not installed"
	exit 1
fi

if command -v brew >/dev/null 2>&1 && brew list "$brewLocation" >/dev/null 2>&1; then
	echo "Uninstalling via Homebrew..."
	brew uninstall "$brewLocation"
fi

if command -v npm >/dev/null 2>&1 && eval "$npm_check_cmd" >/dev/null 2>&1; then
	echo "Uninstalling via NPM..."
	eval "$npm_uninstall_cmd"
fi

if [[ -x "$local_bin" ]]; then
	echo "Removing local binary at $local_bin..."
	rm -f "$local_bin"
fi

if [[ -x "$go_crush" ]]; then
	echo "Removing Go binary at $go_crush..."
	rm -f "$go_crush"
fi

if command -v rpm >/dev/null 2>&1 && rpm -q crush >/dev/null 2>&1; then
	echo "Uninstalling via DNF..."
	sudo dnf remove -y crush
fi