#!/bin/sh

set -e

SOURCE_DIR="$1"
ASTYLE="$2"
APIDSL="$3"

# Go to the source root.
if [ -z "$SOURCE_DIR" ]; then
  SOURCE_DIR=.
fi
cd "$SOURCE_DIR"

if [ -z "$ASTYLE" ] || ! which "$ASTYLE"; then
  ASTYLE=astyle
fi

if ! which "$ASTYLE"; then
  # If we couldn't find or install an astyle binary, don't do anything.
  echo "Could not find an astyle binary; please install astyle."
  exit 1
fi

if ! which "$APIDSL"; then
  if [ -f ../apidsl/apigen.native ]; then
    APIDSL=../apidsl/apigen.native
  else
    APIDSL=apidsl_curl
  fi
fi

apidsl_curl() {
  curl -X POST --data-binary @"$1" https://apidsl.herokuapp.com/apidsl
}

# Check if apidsl generated sources are up to date.
$APIDSL toxcore/crypto_core.api.h > toxcore/crypto_core.h
$APIDSL toxcore/tox.api.h > toxcore/tox.h
$APIDSL toxav/toxav.api.h > toxav/toxav.h
$APIDSL toxencryptsave/toxencryptsave.api.h > toxencryptsave/toxencryptsave.h

if grep '<unresolved>' */*.h; then
  echo "error: some apidsl references were unresolved"
  exit 1
fi

SOURCES=`find . \
  "-(" -name "*.[ch]" -or -name "*.cpp" "-)" \
  -and -not -name "*.api.h" \
  -and -not -wholename "./super_donators/*" \
  -and -not -wholename "./third_party/*" \
  -and -not -wholename "./toxencryptsave/crypto_pwhash*"`

$ASTYLE -n --options=other/astyle/astylerc $SOURCES

git diff --exit-code