# This file is part of GammaRay, the Qt application inspection and manipulation tool.
#
# SPDX-FileCopyrightText: 2016 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
# Contact KDAB at <info@kdab.com> for commercial licensing options.
#

find_file(QDOC_QTCORE_TAG qtcore.tags HINTS ${QT_INSTALL_DOCS}/qtcore ${QT_INSTALL_DATA}/doc/qtcore)
if(QDOC_QTCORE_TAG)
    get_filename_component(QDOC_TAG_DIR ${QDOC_QTCORE_TAG} DIRECTORY)
    get_filename_component(QDOC_TAG_DIR ${QDOC_TAG_DIR} DIRECTORY)
endif()

file(GLOB _dox_deps *.dox *.html)
gammaray_all_installed_headers(_all_hdrs)
list(APPEND _all_hdrs ${_dox_deps})
gammaray_join_list(DOXYGEN_INPUT " \\\\\n" ${_all_hdrs})
set(DOXYGEN_OUTPUT_DIR ${CMAKE_CURRENT_BINARY_DIR})

#apidox generation using doxygen
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile.cmake ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile)

add_custom_command(
    OUTPUT ${DOXYGEN_OUTPUT_DIR}/qch/gammaray-api.qch
    COMMAND ${DOXYGEN_EXECUTABLE} ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile
    #copy some files by-hand that are referred to by the markdown README
    COMMAND ${CMAKE_COMMAND} -E make_directory ${DOXYGEN_OUTPUT_DIR}/html/LICENSES
    COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_SOURCE_DIR}/LICENSES/GPL-2.0-or-later.txt
            ${DOXYGEN_OUTPUT_DIR}/html/LICENSES
    COMMAND ${CMAKE_COMMAND} -E make_directory ${DOXYGEN_OUTPUT_DIR}/html/docs
    COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_SOURCE_DIR}/docs/GammaRay-CopyrightAssignmentForm.pdf
            ${DOXYGEN_OUTPUT_DIR}/html/docs
    DEPENDS ${_all_hdrs} ${_dox_deps} ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile
    WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
    COMMENT "Generate the .qch file"
)
add_custom_target(
    gammaray-api.qch ALL
    DEPENDS ${DOXYGEN_OUTPUT_DIR}/qch/gammaray-api.qch
    COMMENT "Target to generate the .qch file"
)

install(
    FILES ${DOXYGEN_OUTPUT_DIR}/qch/gammaray-api.qch
    DESTINATION ${QCH_INSTALL_DIR}
)