#!/usr/bin/env bash

set -e;

# Repository used for OpenMW
DEFAULT_OPENMW_REPO="https://github.com/OpenMW/openmw.git"
# Branch to checkout and build (can also take tags)
DEFAULT_OPENMW_BRANCH="0.45.0"
# Dependencies that should be build for
DEFAULT_OPENMW_DEPS="bullet qt openscenegraph boost ffmpeg openal sdl2 mygui"
# Default target we should build.
DEFAULT_OPENMW_TARGET="x86_64-w64-mingw32.static"

# If tes3mp should be built
OPENMW_TES3MP=${OPENMW_TES3MP:-0}

if [ "${OPENMW_TES3MP}" = "1" ]; then
  DEFAULT_OPENMW_REPO="https://github.com/TES3MP/openmw-tes3mp"
  DEFAULT_OPENMW_BRANCH="0.7.0-alpha"
  DEFAULT_OPENMW_DEPS+=" lua crabnet"
fi

# Set working values
OPENMW_REPO=${OPENMW_REPO:-${DEFAULT_OPENMW_REPO}}
OPENMW_BRANCH=${OPENMW_BRANCH:-${DEFAULT_OPENMW_BRANCH}}
OPENMW_DEPS=${OPENMW_DEPS:-${DEFAULT_OPENMW_DEPS}}
OPENMW_TARGET=${OPENMW_TARGET:-${DEFAULT_OPENMW_TARGET}}

# Set PWD correctly for script
cd "$(dirname "$(realpath "$0")")"

nwah_mxe() {
  pushd mxe > /dev/null;
  echo "> mxe: make $@"
  make MXE_PLUGIN_DIRS="../mxe.src" MXE_TARGETS="${OPENMW_TARGET}" "$@";
  popd > /dev/null;
}

main() {
  local naked_cmd="${1}"
  local cmd="nwah_${1}";
  shift;

  if [ "$(type -t "${cmd}")" != "function" ]; then
    echo "No command found ${naked_cmd}";
    nwah_usage;
    exit 1;
  fi

  ${cmd} "$@";
}

main "$@"