#!/bin/bash

PATH="/usr/local/sbin:/usr/sbin:/sbin:/usr/local/bin:/usr/bin:/bin:/scripts:/usr/local/go/bin:/go/bin"

# abort if not executed as root
if [[ $(id -u) != "0" ]]; then
  echo "Usage: run ${0##*/} as root" 1>&2
  exit 1
fi

if [[ -z "$GOPATH" ]] || [[ -z "$GOBIN" ]]; then
  echo "\$GOPATH and \$GOBIN must be set" 1>&2
  exit 1
fi

SYSTEM_ARCH=$("$(dirname "$0")/arch.sh")
DESTARCH=${2:-$SYSTEM_ARCH}

echo "Installing Go Tools for ${DESTARCH^^}..."

set -e

mkdir -p "$GOPATH/src" "$GOBIN"

go install github.com/tianon/gosu@latest

# no additional tools on ARMv7 to reduce build time
if [[ $DESTARCH != "arm" ]]; then
  go install golang.org/x/tools/cmd/goimports@latest
  go install github.com/psampaz/go-mod-outdated@latest
  go install github.com/dsoprea/go-exif/v3/command/exif-read-tool@latest
  go install github.com/mikefarah/yq/v4@latest

  go install github.com/kyoh86/richgo@latest
  cp "$GOBIN/richgo" /usr/local/bin/richgo
fi

chmod -R a+rwX "$GOPATH"

# install gosu in /usr/local/sbin
cp "$GOBIN/gosu" /usr/local/sbin/gosu
chown root:root /usr/local/sbin/gosu
chmod 755 /usr/local/sbin/gosu

echo "Done."