set(PORT PlayStation)

include(CheckSymbolExists)

string(APPEND CMAKE_C_FLAGS_RELEASE " -g")
string(APPEND CMAKE_CXX_FLAGS_RELEASE " -g")
set(CMAKE_CONFIGURATION_TYPES "Debug" "Release")

include(PlayStationModule)
include(Sign)

add_definitions(-DWTF_PLATFORM_PLAYSTATION=1)
add_definitions(-DBPLATFORM_PLAYSTATION=1)

add_definitions(-DSCE_LIBC_DISABLE_CPP14_HEADER_WARNING= -DSCE_LIBC_DISABLE_CPP17_HEADER_WARNING=)

# bug-224462
WEBKIT_PREPEND_GLOBAL_COMPILER_FLAGS(-Wno-dll-attribute-on-redeclaration)

set(ENABLE_WEBKIT_LEGACY OFF)
set(ENABLE_WEBINSPECTORUI OFF)

# Specify third party library directory
if (NOT WEBKIT_LIBRARIES_DIR)
    if (DEFINED ENV{WEBKIT_LIBRARIES})
        set(WEBKIT_LIBRARIES_DIR "$ENV{WEBKIT_LIBRARIES}" CACHE PATH "Path to PlayStationRequirements")
    else ()
        set(WEBKIT_LIBRARIES_DIR "${CMAKE_SOURCE_DIR}/WebKitLibraries/playstation" CACHE PATH "Path to PlayStationRequirements")
    endif ()
endif ()

if (DEFINED ENV{WEBKIT_IGNORE_PATH})
    set(CMAKE_IGNORE_PATH $ENV{WEBKIT_IGNORE_PATH})
endif ()

list(APPEND CMAKE_PREFIX_PATH ${WEBKIT_LIBRARIES_DIR})

# Find libraries
find_library(C_STD_LIBRARY c)
find_library(KERNEL_LIBRARY kernel)
find_package(ICU 61.2 REQUIRED COMPONENTS data i18n uc)

set(USE_WPE_BACKEND_PLAYSTATION OFF)
set(PlayStationModule_TARGETS ICU::uc)

if (ENABLE_WEBCORE)
    set(WebKitRequirements_COMPONENTS WebKitResources)
    set(WebKitRequirements_OPTIONAL_COMPONENTS
        JPEG
        LibPSL
        LibXml2
        SQLite3
        WebP
        ZLIB
    )

    find_package(WPEBackendPlayStation)
    if (WPEBackendPlayStation_FOUND)
        # WPE::libwpe is compiled into the PlayStation backend
        set(WPE_NAMES SceWPE)
        find_package(WPE REQUIRED)

        SET_AND_EXPOSE_TO_BUILD(USE_WPE_BACKEND_PLAYSTATION ON)

        list(APPEND PlayStationModule_TARGETS WPE::PlayStation)
    else ()
        list(APPEND WebKitRequirements_COMPONENTS
            ProcessLauncher
            libwpe
        )
    endif ()

    find_package(WebKitRequirements
        REQUIRED COMPONENTS ${WebKitRequirements_COMPONENTS}
        OPTIONAL_COMPONENTS ${WebKitRequirements_OPTIONAL_COMPONENTS}
    )

    # The OpenGL ES implementation is in the same library as the EGL implementation
    set(OpenGLES2_NAMES ${EGL_NAMES})

    find_package(CURL 7.77.0 REQUIRED)
    find_package(Cairo REQUIRED)
    find_package(EGL REQUIRED)
    find_package(Fontconfig REQUIRED)
    find_package(Freetype REQUIRED)
    find_package(HarfBuzz REQUIRED COMPONENTS ICU)
    find_package(OpenGLES2 REQUIRED)
    find_package(OpenSSL REQUIRED)
    find_package(PNG REQUIRED)
    find_package(Threads REQUIRED)

    list(APPEND PlayStationModule_TARGETS
        CURL::libcurl
        Cairo::Cairo
        Fontconfig::Fontconfig
        Freetype::Freetype
        HarfBuzz::HarfBuzz
        OpenSSL::SSL
        PNG::PNG
        WebKitRequirements::WebKitResources
    )

    if (NOT TARGET JPEG::JPEG)
        find_package(JPEG 1.5.2 REQUIRED)
        list(APPEND PlayStationModule_TARGETS JPEG::JPEG)
    endif ()

    if (NOT TARGET LibPSL::LibPSL)
        find_package(LibPSL 0.20.2 REQUIRED)
        list(APPEND PlayStationModule_TARGETS LibPSL::LibPSL)
    endif ()

    if (NOT TARGET LibXml2::LibXml2)
        find_package(LibXml2 2.9.7 REQUIRED)
        list(APPEND PlayStationModule_TARGETS LibXml2::LibXml2)
    endif ()

    if (NOT TARGET SQLite::SQLite3)
        find_package(SQLite3 3.23.1 REQUIRED)
        list(APPEND PlayStationModule_TARGETS SQLite::SQLite3)
    endif ()

    if (NOT TARGET WebP::libwebp)
        find_package(WebP REQUIRED COMPONENTS demux)
        list(APPEND PlayStationModule_TARGETS WebP::libwebp)
    endif ()

    if (NOT TARGET ZLIB::ZLIB)
        find_package(ZLIB 1.2.11 REQUIRED)
        list(APPEND PlayStationModule_TARGETS ZLIB::ZLIB)
    endif ()
endif ()

WEBKIT_OPTION_BEGIN()

# Developer mode options
SET_AND_EXPOSE_TO_BUILD(ENABLE_DEVELOPER_MODE ${DEVELOPER_MODE})
if (ENABLE_DEVELOPER_MODE)
    WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_API_TESTS PRIVATE ON)
    WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_MINIBROWSER PUBLIC ${ENABLE_WEBKIT})
endif ()

# PlayStation Specific Options
WEBKIT_OPTION_DEFINE(ENABLE_STATIC_JSC "Control whether to build a non-shared JSC" PUBLIC ON)

# Turn off JIT
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_JIT PRIVATE OFF)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_FTL_JIT PRIVATE OFF)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_DFG_JIT PRIVATE OFF)

# Don't use IsoMalloc
WEBKIT_OPTION_DEFAULT_PORT_VALUE(USE_ISO_MALLOC PRIVATE OFF)

# Enabled features
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_ACCESSIBILITY PRIVATE OFF)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_ASYNC_SCROLLING PRIVATE ON)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_FULLSCREEN_API PRIVATE ON)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_INTELLIGENT_TRACKING_PREVENTION PRIVATE ON)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_NETWORK_CACHE_SPECULATIVE_REVALIDATION PRIVATE ON)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_NETWORK_CACHE_STALE_WHILE_REVALIDATE PRIVATE ON)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_PERIODIC_MEMORY_MONITOR PRIVATE ON)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_REMOTE_INSPECTOR PRIVATE ON)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_RESOURCE_USAGE PRIVATE ON)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_SMOOTH_SCROLLING PRIVATE ON)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_WEB_CRYPTO PRIVATE ON)

# Experimental features
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_APPLICATION_MANIFEST PRIVATE ${ENABLE_EXPERIMENTAL_FEATURES})
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_CSS_PAINTING_API PRIVATE ${ENABLE_EXPERIMENTAL_FEATURES})
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_CSS_TYPED_OM PRIVATE ${ENABLE_EXPERIMENTAL_FEATURES})
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_FILTERS_LEVEL_2 PRIVATE ${ENABLE_EXPERIMENTAL_FEATURES})
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_GPU_PROCESS PRIVATE ${ENABLE_EXPERIMENTAL_FEATURES})
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_LAYER_BASED_SVG_ENGINE PRIVATE OFF)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_LAYOUT_FORMATTING_CONTEXT PRIVATE ${ENABLE_EXPERIMENTAL_FEATURES})
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_SERVICE_WORKER PRIVATE ${ENABLE_EXPERIMENTAL_FEATURES})

# Features to investigate
#
# Features that require additional implementation pieces
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_WEBDRIVER PRIVATE OFF)

# Features that are temporarily turned off because an implementation is not
# present at this time
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_GAMEPAD PRIVATE OFF)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_WEB_AUDIO PRIVATE OFF)

# TLS debugging feature
WEBKIT_OPTION_DEFINE(ENABLE_TLS_DEBUG "Enable TLS key log support" PRIVATE OFF)

# Reenable after updating fontconfig
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_VARIATION_FONTS PRIVATE OFF)

# Enable in the future
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_CONTEXT_MENUS PRIVATE OFF)

# No support planned
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_FTPDIR PRIVATE OFF)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_GEOLOCATION PRIVATE OFF)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_MATHML PRIVATE OFF)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_NETSCAPE_PLUGIN_API PRIVATE OFF)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_NOTIFICATIONS PRIVATE OFF)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_USER_MESSAGE_HANDLERS PRIVATE OFF)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_WEBGL PRIVATE OFF)
WEBKIT_OPTION_DEFAULT_PORT_VALUE(ENABLE_XSLT PRIVATE OFF)

WEBKIT_OPTION_END()

# Do not use a separate directory based on configuration when building
# with the Visual Studio generator
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_DEBUG "${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}")
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_RELEASE "${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}")
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY_DEBUG "${CMAKE_LIBRARY_OUTPUT_DIRECTORY}")
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY_RELEASE "${CMAKE_LIBRARY_OUTPUT_DIRECTORY}")
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_DEBUG "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}")
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_RELEASE "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}")

# Default to hidden visibility
set(CMAKE_CXX_VISIBILITY_PRESET hidden)
set(CMAKE_VISIBILITY_INLINES_HIDDEN ON)

set(CMAKE_C_STANDARD_LIBRARIES
    "${CMAKE_C_STANDARD_LIBRARIES} ${C_STD_LIBRARY}"
)
set(CMAKE_CXX_STANDARD_LIBRARIES
    "${CMAKE_CXX_STANDARD_LIBRARIES} ${C_STD_LIBRARY}"
)

SET_AND_EXPOSE_TO_BUILD(HAVE_PTHREAD_SETNAME_NP ON)

# Platform options
SET_AND_EXPOSE_TO_BUILD(USE_CAIRO ON)
SET_AND_EXPOSE_TO_BUILD(USE_CURL ON)
SET_AND_EXPOSE_TO_BUILD(USE_FREETYPE ON)
SET_AND_EXPOSE_TO_BUILD(USE_HARFBUZZ ON)
SET_AND_EXPOSE_TO_BUILD(USE_LIBWPE ON)
SET_AND_EXPOSE_TO_BUILD(USE_OPENSSL ON)
SET_AND_EXPOSE_TO_BUILD(USE_WPE_RENDERER OFF)

SET_AND_EXPOSE_TO_BUILD(USE_INSPECTOR_SOCKET_SERVER ${ENABLE_REMOTE_INSPECTOR})
SET_AND_EXPOSE_TO_BUILD(USE_UNIX_DOMAIN_SOCKETS ON)

# Rendering options
SET_AND_EXPOSE_TO_BUILD(USE_COORDINATED_GRAPHICS ON)
SET_AND_EXPOSE_TO_BUILD(USE_EGL ON)
SET_AND_EXPOSE_TO_BUILD(USE_NICOSIA TRUE)
SET_AND_EXPOSE_TO_BUILD(USE_OPENGL_ES ON)
SET_AND_EXPOSE_TO_BUILD(USE_TEXTURE_MAPPER ON)
SET_AND_EXPOSE_TO_BUILD(USE_TEXTURE_MAPPER_GL ON)
SET_AND_EXPOSE_TO_BUILD(USE_TILED_BACKING_STORE ON)

# WebDriver options
if (ENABLE_WEBDRIVER)
    SET_AND_EXPOSE_TO_BUILD(ENABLE_WEBDRIVER_KEYBOARD_INTERACTIONS ON)
    SET_AND_EXPOSE_TO_BUILD(ENABLE_WEBDRIVER_MOUSE_INTERACTIONS ON)
    SET_AND_EXPOSE_TO_BUILD(ENABLE_WEBDRIVER_TOUCH_INTERACTIONS OFF)
    SET_AND_EXPOSE_TO_BUILD(ENABLE_WEBDRIVER_WHEEL_INTERACTIONS ON)
endif ()

if (ENABLE_MINIBROWSER)
    find_library(TOOLKIT_LIBRARY ToolKitten)
    if (NOT TOOLKIT_LIBRARY)
        message(FATAL_ERROR "ToolKit library required to run MiniBrowser")
    endif ()
endif ()

# Create a shared JavaScriptCore with WTF and bmalloc exposed through it.
#
# Use OBJECT libraries for bmalloc and WTF. This is the modern CMake way to emulate
# the behavior of --whole-archive. If this is not done then all the exports will
# not be exposed.
set(bmalloc_LIBRARY_TYPE OBJECT)
set(WTF_LIBRARY_TYPE OBJECT)

if (ENABLE_STATIC_JSC)
    set(JavaScriptCore_LIBRARY_TYPE OBJECT)
else ()
    set(JavaScriptCore_LIBRARY_TYPE SHARED)
endif ()

# Create a shared WebKit
#
# Use OBJECT libraries for PAL and WebCore. The size of a libWebCore.a is too much
# for ranlib.
set(PAL_LIBRARY_TYPE OBJECT)
set(WebCore_LIBRARY_TYPE OBJECT)
set(WebKit_LIBRARY_TYPE SHARED)

# Enable multi process builds for Visual Studio
if (NOT ${CMAKE_GENERATOR} MATCHES "Ninja")
    add_definitions(/MP)
endif ()

find_package(libdl)
if (TARGET libdl::dl)
    add_link_options("$<$<OR:$<STREQUAL:$<TARGET_PROPERTY:TYPE>,EXECUTABLE>,$<STREQUAL:$<TARGET_PROPERTY:TYPE>,SHARED_LIBRARY>>:$<TARGET_PROPERTY:libdl::dl,IMPORTED_LOCATION_RELEASE>>")
    add_link_options("$<$<OR:$<STREQUAL:$<TARGET_PROPERTY:TYPE>,EXECUTABLE>,$<STREQUAL:$<TARGET_PROPERTY:TYPE>,SHARED_LIBRARY>>:$<TARGET_PROPERTY:libdl::dl,INTERFACE_LINK_OPTIONS>>")
endif ()

function(add_library target type)
    _add_library(${ARGV})
    if ("${type}" STREQUAL "SHARED")
        sign(${target})
    endif ()
endfunction()

add_custom_target(playstation_tools_copy
    COMMAND ${CMAKE_COMMAND} -E copy_directory
        ${WEBKIT_LIBRARIES_DIR}/tools/sce_sys/
        ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/sce_sys/
    COMMAND ${CMAKE_COMMAND} -E touch
        ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/ebootparam.ini
)
set_target_properties(playstation_tools_copy PROPERTIES FOLDER "PlayStation")

macro(WEBKIT_EXECUTABLE _target)
    _WEBKIT_EXECUTABLE(${_target})
    playstation_setup_libc(${_target})
    playstation_setup_fp(${_target})
    if (NOT ${_target} MATCHES "^LLInt")
        sign(${_target})
    endif ()
    if (PLAYSTATION_${_target}_WRAP)
        foreach (WRAP ${PLAYSTATION_${_target}_WRAP})
            target_link_options(${_target} PRIVATE -Wl,--wrap=${WRAP})
        endforeach ()
    endif ()
    add_dependencies(${_target} playstation_tools_copy)
endmacro()

macro(PLAYSTATION_MODULES)
    set(oneValueArgs DESTINATION)
    set(multiValueArgs TARGETS)
    cmake_parse_arguments(opt "" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})

    foreach (_target IN LISTS opt_TARGETS)
        string(REGEX MATCH "^(.+)::(.+)$" _is_stub "${_target}")
        set(_target_name ${CMAKE_MATCH_1})
        playstation_module(${_target_name} TARGET ${_target} FOLDER "PlayStation")

        if (${_target_name}_LOAD_AT)
            EXPOSE_STRING_VARIABLE_TO_BUILD(${_target_name}_LOAD_AT)
        endif ()
    endforeach ()
endmacro()

macro(PLAYSTATION_COPY_MODULES _target_name)
    set(multiValueArgs TARGETS)
    cmake_parse_arguments(opt "" "" "${multiValueArgs}" ${ARGN})

    foreach (_target IN LISTS opt_TARGETS)
        if (TARGET ${_target}_CopyModule)
            list(APPEND ${_target_name}_INTERFACE_DEPENDENCIES ${_target}_CopyModule)
        endif ()
    endforeach ()
endmacro()

PLAYSTATION_MODULES(TARGETS ${PlayStationModule_TARGETS})

# These should be made into proper CMake targets
if (EGL_LIBRARIES)
    playstation_module(EGL TARGET ${EGL_LIBRARIES} FOLDER "PlayStation")
    if (EGL_LOAD_AT)
        EXPOSE_STRING_VARIABLE_TO_BUILD(EGL_LOAD_AT)
    endif ()
endif ()

if (TOOLKIT_LIBRARY)
    playstation_module(ToolKitten TARGET ${TOOLKIT_LIBRARY} FOLDER "PlayStation")
    if (ToolKitten_LOAD_AT)
        EXPOSE_STRING_VARIABLE_TO_BUILD(ToolKitten_LOAD_AT)
    endif ()
endif ()

check_symbol_exists(memmem string.h HAVE_MEMMEM)
if (HAVE_MEMMEM)
    add_definitions(-DHAVE_MEMMEM=1)
endif ()

# FIXME: gtest assumes that you will have u8string if __cpp_char8_t
# (feature test macro) is defined.
add_compile_options(-U__cpp_char8_t)