@ECHO OFF

SETLOCAL

SET EXITCODE=0

SET clean=false
SET addon=

SETLOCAL EnableDelayedExpansion
FOR %%b IN (%*) DO (
  IF %%b == clean (
    SET clean=true
  ) ELSE (
    SET addon=!addon! %%b
  )
)
SETLOCAL DisableDelayedExpansion

rem set Visual C++ build environment
call "%VS140COMNTOOLS%..\..\VC\bin\amd64_x86\vcvarsamd64_x86.bat" || call "%VS140COMNTOOLS%..\..\VC\bin\vcvars32.bat"

SET WORKDIR=%WORKSPACE%

IF "%WORKDIR%" == "" (
  SET WORKDIR=%CD%\..\..
)

rem setup some paths that we need later
SET CUR_PATH=%CD%
SET BASE_PATH=%WORKDIR%\cmake
SET SCRIPTS_PATH=%BASE_PATH%\scripts\windows
SET ADDONS_PATH=%BASE_PATH%\addons
SET ADDON_DEPENDS_PATH=%ADDONS_PATH%\output
SET ADDONS_BUILD_PATH=%ADDONS_PATH%\build
SET ADDONS_DEFINITION_PATH=%ADDONS_PATH%\addons

SET ERRORFILE=%ADDONS_PATH%\make-addons.error

IF %clean% == true (
  rem remove the build directory if it exists
  IF EXIST "%ADDONS_BUILD_PATH%" (
    RMDIR "%ADDONS_BUILD_PATH%" /S /Q > NUL
  )

  rem remove the build directory if it exists
  IF EXIST "%ADDON_DEPENDS_PATH%" (
    RMDIR "%ADDON_DEPENDS_PATH%" /S /Q > NUL
  )

  GOTO END
)

rem create the depends directory
IF NOT EXIST "%ADDON_DEPENDS_PATH%" MKDIR "%ADDON_DEPENDS_PATH%"

rem create the build directory
IF NOT EXIST "%ADDONS_BUILD_PATH%" MKDIR "%ADDONS_BUILD_PATH%"

rem go into the build directory
CD "%ADDONS_BUILD_PATH%"

ECHO --------------------------------------------------
ECHO Preparing addons development environment
ECHO --------------------------------------------------

SET ADDONS_TO_BUILD=
IF "%addon%" NEQ "" (
  SET ADDONS_TO_BUILD=%addon%
) ELSE (
  SETLOCAL EnableDelayedExpansion
  FOR /D %%a IN (%ADDONS_DEFINITION_PATH%\*) DO (
    SET ADDONS_TO_BUILD=!ADDONS_TO_BUILD! %%~nxa
  )
  SETLOCAL DisableDelayedExpansion
)

rem execute cmake to generate Visual Studio 12 project files
cmake "%ADDONS_PATH%" -G "Visual Studio 14" ^
      -DCMAKE_BUILD_TYPE=Release ^
      -DCMAKE_USER_MAKE_RULES_OVERRIDE="%SCRIPTS_PATH%/CFlagOverrides.cmake" ^
      -DCMAKE_USER_MAKE_RULES_OVERRIDE_CXX="%SCRIPTS_PATH%/CXXFlagOverrides.cmake" ^
      -DCMAKE_INSTALL_PREFIX=%WORKDIR%\addons ^
      -DCMAKE_SOURCE_DIR=%WORKDIR% ^
      -DBUILD_DIR=%ADDONS_BUILD_PATH% ^
      -DADDON_DEPENDS_PATH=%ADDON_DEPENDS_PATH% ^
      -DPACKAGE_ZIP=ON ^
      -DADDONS_TO_BUILD="%ADDONS_TO_BUILD%"
IF ERRORLEVEL 1 (
  ECHO cmake error level: %ERRORLEVEL% > %ERRORFILE%
  GOTO ERROR
)

rem everything was fine
GOTO END

:ERROR
rem something went wrong
ECHO Failed to prepare addons development environment
ECHO See %ERRORFILE% for more details
SET EXITCODE=1

:END
rem go back to the original directory
cd %CUR_PATH%

rem exit the script with the defined exitcode
EXIT /B %EXITCODE%