#!/bin/bash
set -e
set +x

RUST_VERSION="1.47.0"
CBINDGEN_VERSION="0.15.0"

trap "cd $(pwd -P)" EXIT

cd "$(dirname $0)"
SCRIPT_FOLDER="$(pwd -P)"

if [[ ! -z "${FF_CHECKOUT_PATH}" ]]; then
  cd "${FF_CHECKOUT_PATH}"
  echo "WARNING: checkout path from FF_CHECKOUT_PATH env: ${FF_CHECKOUT_PATH}"
else
  cd "checkout"
fi


if [[ "$(uname)" == "Darwin" ]]; then
  # Firefox currently does not build on 10.15 out of the box - it requires SDK for 10.11.
  # Make sure the SDK is out there.
  if ! [[ -d $HOME/SDK-archive/MacOSX10.11.sdk ]]; then
    echo "As of Jun 2020, Firefox does not build on Mac without 10.11 SDK."
    echo "Check out instructions on getting 10.11 sdk at https://firefox-source-docs.mozilla.org/setup/macos_build.html"
    echo "and make sure to put SDK to $HOME/SDK-archive/MacOSX10.11.sdk/"
    exit 1
  else
    echo "-- configuting .mozconfig with 10.11 SDK path"
    echo "ac_add_options --with-macos-sdk=$HOME/SDK-archive/MacOSX10.11.sdk/" > .mozconfig
  fi
  echo "-- building on Mac"
elif [[ "$(uname)" == "Linux" ]]; then
  echo "-- building on Linux"
  echo "ac_add_options --disable-av1" > .mozconfig
elif [[ "$(uname)" == MINGW* ]]; then
  DLL_FILE=""
  if [[ $1 == "--win64" ]]; then
    echo "-- building win64 build on MINGW"
    echo "ac_add_options --target=x86_64-pc-mingw32" > .mozconfig
    echo "ac_add_options --host=x86_64-pc-mingw32" >> .mozconfig
    DLL_FILE=$("C:\Program Files (x86)\Microsoft Visual Studio\Installer\vswhere.exe" -latest -find '**\Redist\MSVC\*\x64\**\vcruntime140.dll')
  else
    echo "-- building win32 build on MINGW"
    DLL_FILE=$("C:\Program Files (x86)\Microsoft Visual Studio\Installer\vswhere.exe" -latest -find '**\Redist\MSVC\*\x86\**\vcruntime140.dll')
  fi
  WIN32_REDIST_DIR=$(dirname "$DLL_FILE")
  if ! [[ -d $WIN32_REDIST_DIR ]]; then
    echo "ERROR: cannot find MS VS C++ redistributable $WIN32_REDIST_DIR"
    exit 1;
  fi
  echo "export WIN32_REDIST_DIR=\"$WIN32_REDIST_DIR\"" >> .mozconfig
else
  echo "ERROR: cannot upload on this platform!" 1>&2
  exit 1;
fi

OBJ_FOLDER="obj-build-playwright"
echo "mk_add_options MOZ_OBJDIR=@TOPSRCDIR@/${OBJ_FOLDER}" >> .mozconfig

if ! [[ -f "$HOME/.mozbuild/_virtualenvs/mach/bin/python" ]]; then
  ./mach create-mach-environment
fi

if [[ $1 == "--juggler" ]]; then
  ./mach build faster
else
  # TODO: rustup is not in the PATH on Windows
  if command -v rustup >/dev/null; then
    # We manage Rust version ourselves.
    echo "-- Using rust v${RUST_VERSION}"
    rustup install "${RUST_VERSION}"
    rustup default "${RUST_VERSION}"
  fi

  # TODO: cargo is not in the PATH on Windows
  if command -v cargo >/dev/null; then
    echo "-- Using cbindgen v${CBINDGEN_VERSION}"
    cargo install cbindgen --version "${CBINDGEN_VERSION}"
  fi
  ./mach build
fi

if [[ "$(uname)" == "Darwin" ]]; then
  node "${SCRIPT_FOLDER}"/install-preferences.js $PWD/${OBJ_FOLDER}/dist
else
  node "${SCRIPT_FOLDER}"/install-preferences.js $PWD/${OBJ_FOLDER}/dist/bin
fi