# NOTE: Packaging helpers should not be REQUIRED at configure time.
# Missing tools should simply disable the related custom targets.
find_program(MACDEPLOYQT_EXECUTABLE NAMES macdeployqt PATHS /usr/bin /usr/local/bin /opt/local/bin /usr/local/opt/qt6/bin)
if(MACDEPLOYQT_EXECUTABLE)
  message(STATUS "Found macdeployqt: ${MACDEPLOYQT_EXECUTABLE}")
else()
  message(WARNING "Missing macdeployqt executable.")
endif()

find_program(MACDEPLOYCHECK_EXECUTABLE NAMES macdeploycheck PATHS /usr/bin /usr/local/bin /opt/local/bin /usr/local/opt/qt6/bin)
if(MACDEPLOYCHECK_EXECUTABLE)
  message(STATUS "Found macdeploycheck: ${MACDEPLOYCHECK_EXECUTABLE}")
else()
  message(STATUS "macdeploycheck not found (optional): 'deploycheck' target will be unavailable.")
endif()

find_program(CREATEDMG_EXECUTABLE NAMES create-dmg)
if(CREATEDMG_EXECUTABLE)
  message(STATUS "Found create-dmg: ${CREATEDMG_EXECUTABLE}")
else()
  message(WARNING "Missing create-dmg executable.")
endif()

set(_SPARKLE_FRAMEWORK_DIR "")
set(_SPARKLE_ORIGINAL_BIN_LINK "")
set(_SPARKLE_ORIGINAL_BIN_REAL "")
if(SPARKLE)
  # SPARKLE may be either the framework directory or the framework binary path.
  get_filename_component(_sparkle_link "${SPARKLE}" ABSOLUTE)
  get_filename_component(_sparkle_real "${SPARKLE}" REALPATH)
  if(_sparkle_link MATCHES "Sparkle\\.framework$")
    set(_SPARKLE_FRAMEWORK_DIR "${_sparkle_real}")
    set(_SPARKLE_ORIGINAL_BIN_LINK "${_sparkle_link}/Versions/B/Sparkle")
    set(_SPARKLE_ORIGINAL_BIN_REAL "${_sparkle_real}/Versions/B/Sparkle")
  else()
    # Assume it's the framework binary path:
    #   .../Sparkle.framework/Versions/B/Sparkle
    set(_SPARKLE_ORIGINAL_BIN_LINK "${_sparkle_link}")
    set(_SPARKLE_ORIGINAL_BIN_REAL "${_sparkle_real}")
    get_filename_component(_sparkle_b_dir "${_SPARKLE_ORIGINAL_BIN_REAL}" DIRECTORY)    # .../Versions/B
    get_filename_component(_sparkle_versions_dir "${_sparkle_b_dir}" DIRECTORY)          # .../Versions
    get_filename_component(_SPARKLE_FRAMEWORK_DIR "${_sparkle_versions_dir}" DIRECTORY)  # .../Sparkle.framework
  endif()

  if(NOT EXISTS "${_SPARKLE_FRAMEWORK_DIR}" OR NOT EXISTS "${_SPARKLE_ORIGINAL_BIN_REAL}")
    set(_SPARKLE_FRAMEWORK_DIR "")
    set(_SPARKLE_ORIGINAL_BIN_LINK "")
    set(_SPARKLE_ORIGINAL_BIN_REAL "")
  else()
    message(STATUS "Sparkle.framework found: ${_SPARKLE_FRAMEWORK_DIR}")
  endif()
endif()

if(MACDEPLOYQT_EXECUTABLE)

  # Note: We intentionally do NOT codesign during the CMake 'deploy'/'dmg' targets.
  # macdeployqt can optionally sign, but passing identities safely through Ninja's /bin/sh wrapper is brittle.
  # This repo's signing/notarization pipeline is handled in build_tools/macos/build_sign_notarize.sh instead.
  if(CREATEDMG_SKIP_JENKINS)
    set(CREATEDMG_SKIP_JENKINS_ARG "--skip-jenkins")
  endif()

  set(_deploy_commands
    COMMAND mkdir -p ${CMAKE_BINARY_DIR}/strawberry.app/Contents/Frameworks
    COMMAND mkdir -p ${CMAKE_BINARY_DIR}/strawberry.app/Contents/Resources
    COMMAND cp -v ${CMAKE_BINARY_DIR}/dist/macos/Info.plist ${CMAKE_BINARY_DIR}/strawberry.app/Contents/
    COMMAND cp -v ${CMAKE_SOURCE_DIR}/dist/macos/strawberry.icns ${CMAKE_BINARY_DIR}/strawberry.app/Contents/Resources/
  )

  if(_SPARKLE_FRAMEWORK_DIR)
    list(APPEND _deploy_commands
      COMMAND ${CMAKE_SOURCE_DIR}/dist/macos/bundle_sparkle.sh ${CMAKE_BINARY_DIR}/strawberry.app ${_SPARKLE_FRAMEWORK_DIR} ${_SPARKLE_ORIGINAL_BIN_LINK} ${_SPARKLE_ORIGINAL_BIN_REAL}
    )
  endif()

  list(APPEND _deploy_commands
    COMMAND ${CMAKE_SOURCE_DIR}/dist/macos/macgstcopy.sh ${CMAKE_BINARY_DIR}/strawberry.app
    COMMAND ${MACDEPLOYQT_EXECUTABLE} strawberry.app -verbose=3 -executable=${CMAKE_BINARY_DIR}/strawberry.app/Contents/PlugIns/gst-plugin-scanner
  )

  # Make 'deploy' incremental:
  # - add_custom_target() is always out-of-date, so it reruns every time.
  # - using a stamp file makes Ninja/Make skip deploy when inputs haven't changed.
  set(_deploy_stamp "${CMAKE_BINARY_DIR}/deploy_app_bundle.stamp")

  add_custom_command(
    OUTPUT "${_deploy_stamp}"
    ${_deploy_commands}
    COMMAND ${CMAKE_COMMAND} -E touch "${_deploy_stamp}"
    COMMENT "Deploying app bundle (bundling Sparkle/GStreamer + macdeployqt)"
    WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
    DEPENDS
      strawberry
      "${CMAKE_BINARY_DIR}/dist/macos/Info.plist"
      "${CMAKE_SOURCE_DIR}/dist/macos/strawberry.icns"
      "${CMAKE_SOURCE_DIR}/dist/macos/macgstcopy.sh"
      "${CMAKE_SOURCE_DIR}/dist/macos/bundle_sparkle.sh"
  )

  add_custom_target(deploy DEPENDS "${_deploy_stamp}")

  if(MACDEPLOYCHECK_EXECUTABLE)
    add_custom_target(deploycheck
      COMMAND ${MACDEPLOYCHECK_EXECUTABLE} strawberry.app
    )
  endif()
  if(CREATEDMG_EXECUTABLE)
    add_custom_target(dmg
      COMMAND ${CREATEDMG_EXECUTABLE} --volname strawberry --background "${CMAKE_SOURCE_DIR}/dist/macos/dmg_background.png" --app-drop-link 450 218 --icon strawberry.app 150 218 --window-size 600 450 ${CREATEDMG_SKIP_JENKINS_ARG} strawberry-${STRAWBERRY_VERSION_PACKAGE}-${CMAKE_HOST_SYSTEM_PROCESSOR}.dmg strawberry.app
      WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
      DEPENDS deploy
    )
  endif()
endif()