#!/bin/bash

# Creates a symlink from /opt/tinypilot-privileged to dev-scripts/mock-scripts
# to facilitate development on non-TinyPilot systems.

# Exit build script on first failure.
set -e

# Echo commands to stdout.
set -x

# Exit on unset variable.
set -u

readonly PRIVILEGED_SCRIPTS_DIR="/opt/tinypilot-privileged"
readonly SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
readonly MOCK_SCRIPTS_DIR="${SCRIPT_DIR}/mock-scripts"

# If there's an existing symlink, remove it.
if [[ -L "${PRIVILEGED_SCRIPTS_DIR}" ]]; then
  rm "${PRIVILEGED_SCRIPTS_DIR}"
elif [[ -d "${PRIVILEGED_SCRIPTS_DIR}" ]]; then
  echo "Error: ${PRIVILEGED_SCRIPTS_DIR} exists and is not a symlink" >&2
  exit 1
fi

ln -s "${MOCK_SCRIPTS_DIR}" "${PRIVILEGED_SCRIPTS_DIR}"