#!/bin/bash -e

SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )

if [ ! -z "$DEVTOOLS_TOOL_FLUTTER_FROM_PATH" ]
then
  echo Running dt using Dart/Flutter from PATH because DEVTOOLS_TOOL_FLUTTER_FROM_PATH is set
  dart run "$SCRIPT_DIR/dt.dart" "$@"
else
  if [ ! -d $SCRIPT_DIR/../flutter-sdk ]
  then
	# If the `devtools/tool/flutter-sdk` directory does not exist yet, use whatever Dart
	# is on the user's path to update it before proceeding.
	echo "Running dt using the Dart SDK from `which dart` to create the Flutter SDK in tool/flutter-sdk."
   	dart run "$SCRIPT_DIR/dt.dart" update-flutter-sdk
  fi

  "$SCRIPT_DIR/../flutter-sdk/bin/dart" run "$SCRIPT_DIR/dt.dart" "$@"
fi