#!/usr/bin/env bash

#
# Copyright (c) 2015-present, Facebook, Inc.
# All rights reserved.
#
# This source code is licensed under the license found in the LICENSE file in
# the root directory of this source tree.
#

# When using `--test`, the user's data dir will be set to a temp dir, unless
# `--user-data-dir` is passed. This dir is where things like cookies are stored.
# https://github.com/atom/atom/blob/v1.7.3/src/browser/main.coffee#L36-L39
#
# NOTE: If another Atom window is open, the Chromium logs (at level -2 or higher)
# will have errors on a failure to set a lock on the IndexedDB database.
# NOTE2: This value is verifiable with:
#   `require('electron').remote.app.getPath('userData')`
if [ "$(uname)" == 'Darwin' ]; then
  USER_DATA_DIR="$HOME/Library/Application Support/Atom"
elif [ "$(expr substr $(uname -s) 1 5)" == 'Linux' ]; then
  USER_DATA_DIR="$HOME/.config"
else
  >&2 echo "Your platform ($(uname -a)) is not supported."
  exit 1
fi

if [[ $# == 0 ]]; then
  >&2 echo 'usage: atom-script script_file [arguments]'
  exit 1
fi

# Don't waste time starting up Atom if the script file doesn't exist.
if [ ! -e "$1" ]; then
  >&2 echo "Could not find \"$1\"."
  exit 1
fi

# http://stackoverflow.com/questions/4774054/reliable-way-for-a-bash-script-to-get-the-full-path-to-itself
SOURCE="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd -P)/$(basename "${BASH_SOURCE[0]}")"

# https://github.com/electron/electron/blob/v0.36.8/docs/api/chrome-command-line-switches.md#--vlog_level
if [ -z $DEBUG_ATOM_SCRIPT ]; then
  VERBOSE_LEVEL=-3
else
  VERBOSE_LEVEL=0
fi

FILE="$1"
ARGS="$(printf "%q\n" "${@:2}")"

# The test file doesn't need to exist or be JavaScript, it's used so that Atom
# can resolve the "package.json" and execute the "testRunner".
FILE_ATOM_SCRIPT="$FILE" ARGS_ATOM_SCRIPT="$ARGS" \
  exec atom --user-data-dir="$USER_DATA_DIR" --v="$VERBOSE_LEVEL" --test "$SOURCE"