# This file is executed during cpack time.
# The command is
# cpack -G External -D DEB_UPLOAD_PPA=true

find_program(CPACK_DEBIAN_DEBUILD debuild)
if(NOT CPACK_DEBIAN_DEBUILD)
  message(FATAL_ERROR "debuild not found, required for cpack -G External -D DEB_UPLOAD_PPA=true" )
endif()

if(DEB_UPLOAD_PPA)
  find_program(CPACK_DEBIAN_DPUT dput)
  if(NOT CPACK_DEBIAN_DPUT)
    message(FATAL_ERROR "dput not found, required for cpack -G External -D DEB_UPLOAD_PPA=true" )
  endif()
endif()

find_program(CPACK_DEBIAN_DEBCHANGE debchange)
if(NOT CPACK_DEBIAN_DEBCHANGE)
  message(FATAL_ERROR "debchange not found, required for cpack -G External -D DEB_UPLOAD_PPA=true" )
endif()

find_program(CPACK_DEBIAN_MARKDOWN markdown)
if(NOT CPACK_DEBIAN_MARKDOWN)
  message(FATAL_ERROR "markdown not found, required for cpack -G External -D DEB_UPLOAD_PPA=true")
endif()

# hack from sconscript
if(DEB_UPLOAD_PPA MATCHES "mixxxbetas")
  string(REGEX MATCH "^.*(~git[0-9]*).*$" GITVERSION "${CPACK_DEBIAN_DEBIAN_VERSION_EXTRA}")
  set(CPACK_DEBIAN_UPSTREAM_VERSION "${CPACK_DEBIAN_UPSTREAM_VERSION}${CMAKE_MATCH_1}")
endif()

# PR branches hav no access to the pgp key. Don't sign.
find_program(CPACK_DEBIAN_GPG gpg)
if(CPACK_DEBIAN_GPG)
    execute_process(COMMAND ${CPACK_DEBIAN_GPG} --fingerprint "${CPACK_PACKAGE_CONTACT}"
         RESULT_VARIABLE CPACK_DEBIAN_GPG_RET)
endif()
if(NOT CPACK_DEBIAN_GPG_RET EQUAL "0")
    message(WARNING "No secret key found for \"${CPACK_PACKAGE_CONTACT}\", skip signing" )
    SET(CPACK_DEBIAN_DEBUILD_NOSIGN "--no-sign")
endif()

message(NOTICE "Creating mixxx_${CPACK_DEBIAN_UPSTREAM_VERSION}.orig.tar.gz")
execute_process(
  COMMAND tar -czf "mixxx_${CPACK_DEBIAN_UPSTREAM_VERSION}.orig.tar.gz" ${CPACK_PACKAGE_FILE_NAME}
  WORKING_DIRECTORY ${CPACK_TOPLEVEL_DIRECTORY}
)

message( NOTICE "Creating debian folder" )
file(COPY ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/packaging/debian
    DESTINATION ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME})

execute_process(
  COMMAND ${CPACK_DEBIAN_MARKDOWN} ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/CHANGELOG.md
  OUTPUT_FILE NEWS.html
  WORKING_DIRECTORY ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/debian
)

configure_file(${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/debian/control.in
               ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/debian/control
               @ONLY)
file(REMOVE ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/debian/control.in)

file(COPY ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/res/linux/mixxx-usb-uaccess.rules
    DESTINATION ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/debian)
file(RENAME
    ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/debian/mixxx-usb-uaccess.rules
    ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/debian/mixxx.mixxx-usb-uaccess.udev)

if(DEB_BUILD)
  execute_process(
    COMMAND lsb_release --short --codename
    OUTPUT_VARIABLE BUILD_MACHINE_RELEASE
    OUTPUT_STRIP_TRAILING_WHITESPACE
  )
endif()

foreach(RELEASE ${CPACK_DEBIAN_DISTRIBUTION_RELEASES})

   file(COPY ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/packaging/debian/changelog
       DESTINATION ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/debian)
   execute_process(COMMAND ${CPACK_DEBIAN_DEBCHANGE} -v "${CPACK_DEBIAN_UPSTREAM_VERSION}-${CPACK_DEBIAN_DEBIAN_VERSION}~${CPACK_DEBIAN_DEBIAN_VERSION_EXTRA}~${RELEASE}" -M "Build of ${CPACK_DEBIAN_UPSTREAM_VERSION}"
       WORKING_DIRECTORY ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME})
   execute_process(COMMAND ${CPACK_DEBIAN_DEBCHANGE} -r -D ${RELEASE} -M "Build of ${CPACK_DEBIAN_UPSTREAM_VERSION}"
       WORKING_DIRECTORY ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME})

  if (BUILD_MACHINE_RELEASE STREQUAL RELEASE AND DEB_BUILD)
  	set(CPACK_DEBIAN_DEBUILD_BUILD "-b")
  endif()
  if (DEB_UPLOAD_PPA OR DEB_SOURCEPKG)
    execute_process(COMMAND ${CPACK_DEBIAN_DEBUILD} -S -sa -d ${CPACK_DEBIAN_DEBUILD_NOSIGN}
         WORKING_DIRECTORY ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}
         RESULT_VARIABLE CPACK_DEBIAN_DEBUILD_RET)
    if(NOT CPACK_DEBIAN_DEBUILD_RET EQUAL "0")
      message(FATAL_ERROR "${CPACK_DEBIAN_DEBUILD} retuned exit code ${CPACK_DEBIAN_DEBUILD_RET}")
    endif()
  endif()
  if (BUILD_MACHINE_RELEASE STREQUAL RELEASE AND DEB_BUILD)
    execute_process(COMMAND ${CPACK_DEBIAN_DEBUILD} -b ${CPACK_DEBIAN_DEBUILD_NOSIGN}
        WORKING_DIRECTORY ${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME})
  endif()
  if(DEB_UPLOAD_PPA)
    execute_process(COMMAND ${CPACK_DEBIAN_DPUT} ${DEB_UPLOAD_PPA} "mixxx_${CPACK_DEBIAN_UPSTREAM_VERSION}-${CPACK_DEBIAN_DEBIAN_VERSION}~${CPACK_DEBIAN_DEBIAN_VERSION_EXTRA}~${RELEASE}_source.changes"
         WORKING_DIRECTORY ${CPACK_TOPLEVEL_DIRECTORY})
  endif()

endforeach(RELEASE ${CPACK_DEBIAN_DISTRIBUTION_RELEASES})

if(DEB_SOURCEPKG OR DEB_BUILD)
  file(GLOB ARTIFACTS
      "${CPACK_TOPLEVEL_DIRECTORY}/mixxx_${CPACK_DEBIAN_UPSTREAM_VERSION}-${CPACK_DEBIAN_DEBIAN_VERSION}~${CPACK_DEBIAN_DEBIAN_VERSION_EXTRA}*"
      "${CPACK_TOPLEVEL_DIRECTORY}/mixxx-dbgsym_${CPACK_DEBIAN_UPSTREAM_VERSION}-${CPACK_DEBIAN_DEBIAN_VERSION}~${CPACK_DEBIAN_DEBIAN_VERSION_EXTRA}*")
  file(COPY ${ARTIFACTS}
      DESTINATION ${CPACK_PACKAGE_DIRECTORY})
endif()