cmake_minimum_required(VERSION 3.16)

project(rktwebview LANGUAGES CXX)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(GIT_EXECUTABLE git)
set(CMAKE_VERBOSE_MAKEFILE ON)

set(WEBVIEW_BUILD_STATIC_LIBRARY ON)
set(WEBVIEW_WEBKITGTK_API "6.0")
#set(WEBVIEW_WEBKITGTK_PREFERRED_API_LIST webkitgtk-6.0)

if("${CMAKE_BUILD_TYPE}" STREQUAL "")
    set(CMAKE_BUILD_TYPE "Release")
endif()

if("${CMAKE_BUILD_TYPE}" STREQUAL "Debug")
    set(LIBKIND "d")
else()
    set(LIBKIND "r")
endif()

if(CMAKE_SYSTEM_NAME STREQUAL "Windows")
    set(LIBEXT lib)
    set(LIBPRE )
else()
    set(LIBEXT a)
    set(LIBPRE lib)
endif()

if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
  # using Clang
  add_compile_options(-fPIC)
  set(CFLAGS_ENV "CFLAGS=-fPIC")
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
  # using GCC
  add_compile_options(-fPIC)
  set(CFLAGS_ENV "CFLAGS=-fPIC")
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
  # using Intel C++
  set(CFLAGS_ENV "")
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
  # using Visual Studio C++
  set(CFLAGS_ENV "")
endif()

if(NOT(EXISTS ./deps))
    file(MAKE_DIRECTORY ./deps)
endif()

function(git_dep dir dep)
    if(EXISTS ${rktwebview_SOURCE_DIR}/deps/${dir})
        execute_process(
            COMMAND ${GIT_EXECUTABLE} pull
            COMMAND_ECHO STDOUT
            WORKING_DIRECTORY ${rktwebview_SOURCE_DIR}/deps/${dir}
        )
    else()
        message("Executing git clone...")
        execute_process(
            COMMAND ${GIT_EXECUTABLE} clone ${dep} ${rktwebview_SOURCE_DIR}/deps/${dir}
            COMMAND_ECHO STDOUT
        )
    endif()
endfunction()

git_dep(webview https://github.com/webview/webview.git)
add_subdirectory(deps/webview)


if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
    find_package(PkgConfig REQUIRED)
    pkg_check_modules(GTK REQUIRED gtk+-3.0)

    include_directories(${GTK_INCLUDE_DIRS})
    message("${GTK_INCLUDE_DIRS}")
    link_directories(${GTK_LIBRARY_DIRS})

    pkg_check_modules(GTKWEBVIEW REQUIRED webkit2gtk-4.1)
    include_directories(${GTKWEBVIEW_INCLUDE_DIRS})
    message("${GTKWEBVIEW_INCLUDE_DIRS}")
    link_directories(${GTKWEBVIEW_LIBRARY_DIRS})
endif()

include_directories(deps/webview/core/include)
include_directories(deps/webview/build/Release/_deps/microsoft_web_webview2-src/build/native/include)
link_directories(build/Release/deps/webview/core)
link_directories(build/Release)

add_library(rktwebview SHARED
  rktwebview_global.h
  rktwebview.cpp
  rktwebview.h

  json.h
  json.cpp
)

add_executable(rktwebview_test
    main.cpp

    rktwebview_global.h
    rktwebview.cpp
    rktwebview.h

    json.h
    json.cpp
)

#add_dependencies(rktwebview webview)

target_link_libraries(rktwebview webview_core_static)
#target_link_libraries(rktwebview_test rktwebview)
target_link_libraries(rktwebview_test webview_core_static)

target_compile_definitions(rktwebview PRIVATE RKTWEBVIEW_LIBRARY)

if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
    target_link_libraries(rktwebview ${GTK_LIBRARIES} ${GTKWEBVIEW_LIBRARIES})
    target_link_libraries(rktwebview_test ${GTK_LIBRARIES} ${GTKWEBVIEW_LIBRARIES})
endif()