set(sources)
set(interfaces)
set(uifiles)

cmake_dependent_option(PARAVIEW_PLUGIN_dsp_enable_audio_player "Enable building the Audio Player Dock. Requires Qt5 Multimedia." OFF
  "PARAVIEW_QT_MAJOR_VERSION EQUAL 5" OFF)
mark_as_advanced(PARAVIEW_PLUGIN_dsp_enable_audio_player)

if (PARAVIEW_USE_QT AND PARAVIEW_PLUGIN_dsp_enable_audio_player)
  find_package("Qt${PARAVIEW_QT_MAJOR_VERSION}" REQUIRED COMPONENTS Widgets OPTIONAL_COMPONENTS Multimedia)

  if (NOT TARGET "Qt${PARAVIEW_QT_MAJOR_VERSION}::Multimedia")
    message(FATAL_ERROR
      "Component 'Qt5::Multimedia' required for the DSP plugin not found. Use "
      "PARAVIEW_PLUGIN_dsp_enable_audio_player to disable the audio player if "
      "necessary, or install 'Qt5::Multimedia'")
  endif ()

  list(APPEND sources
    pqAudioPlayer.cxx
    pqAudioPlayer.h)

  paraview_plugin_add_dock_window(
    CLASS_NAME pqAudioPlayer
    DOCK_AREA Right
    INTERFACES dock_interfaces
    SOURCES dock_sources)

  list(APPEND interfaces
    ${dock_interfaces})
  list(APPEND sources
    ${dock_sources})
  list(APPEND uifiles pqAudioPlayer.ui)
endif ()

paraview_add_plugin(DigitalSignalProcessing
  VERSION "1.0"
  UI_FILES ${uifiles}
  UI_INTERFACES ${interfaces}
  SOURCES ${sources}
  REQUIRED_ON_CLIENT
  REQUIRED_ON_SERVER
  MODULES
    DigitalSignalProcessing::DSPDataModel
    DigitalSignalProcessing::DSPFiltersPlugin
  MODULE_FILES
    "${CMAKE_CURRENT_SOURCE_DIR}/DataModel/vtk.module"
    "${CMAKE_CURRENT_SOURCE_DIR}/Filters/vtk.module")

# XXX(cmake-3.13)
if (COMMAND target_link_options)
  # XXX(cmake-3.29): Suppress warnings with Xcode 15+ linkers; resolved with
  # CMake 3.29.
  if (CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang" AND
      CMAKE_CXX_COMPILER_VERSION VERSION_GREATER "15")
    target_link_options(DigitalSignalProcessing
      PRIVATE
        "$<$<PLATFORM_ID:Darwin>:LINKER:-no_warn_duplicate_libraries>")
  endif ()
endif ()

if (PARAVIEW_USE_QT AND PARAVIEW_PLUGIN_dsp_enable_audio_player)
  target_link_libraries(DigitalSignalProcessing
    PRIVATE
      "Qt${PARAVIEW_QT_MAJOR_VERSION}::Widgets"
      "Qt${PARAVIEW_QT_MAJOR_VERSION}::Multimedia")

  target_compile_definitions(DigitalSignalProcessing
    PRIVATE
      QT_NO_KEYWORDS)
endif ()

if (BUILD_TESTING AND BUILD_SHARED_LIBS)
  add_subdirectory(Testing)
endif ()