#!/usr/bin/env bash

# Usage: ./watch [frontend|export]

set -e

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

_RENDER_TARGET=${1:-${RENDER_TARGET:-frontend}}
export RENDER_TARGET="$_RENDER_TARGET"
. ./_build_env "$_RENDER_TARGET" "${@:2}"

# The initial build uses the protected build entry point. Its lock is released
# before cargo watch starts waiting for source changes.
"$_SCRIPT_DIR/build" "$RENDER_TARGET" $CARGO_PARAMS

set -x

cargo watch \
      --why \
      -i "_tmp*" \
      -x "build $CARGO_PARAMS" \
      -s "\"$_SCRIPT_DIR/build\" \"$RENDER_TARGET\" $CARGO_PARAMS" \
      -s "echo 'DONE\n'";

popd > /dev/null