cmake_minimum_required(VERSION 3.10)
project(akgl LANGUAGES C)

include(CTest)

if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
  
add_subdirectory(deps/jansson EXCLUDE_FROM_ALL)
add_subdirectory(deps/libakerror EXCLUDE_FROM_ALL)
add_subdirectory(deps/libakstdlib EXCLUDE_FROM_ALL)
add_subdirectory(deps/SDL EXCLUDE_FROM_ALL)
add_subdirectory(deps/SDL_image EXCLUDE_FROM_ALL)
add_subdirectory(deps/SDL_mixer EXCLUDE_FROM_ALL)
add_subdirectory(deps/SDL_ttf EXCLUDE_FROM_ALL)

else()

  find_package(PkgConfig REQUIRED)

  if(NOT TARGET SDL3::SDL3)
    find_package(SDL3 REQUIRED)
  endif()
  if(NOT TARGET SDL3_image::SDL3_image)
    find_package(SDL3_image REQUIRED)
  endif()
  if(NOT TARGET SDL3_mixer::SDL3_mixer)
    find_package(SDL3_mixer REQUIRED)
  endif()
  if(NOT TARGET SDL3_ttf::SDL3_ttf)
    find_package(SDL3_ttf REQUIRED)
  endif()
  if(NOT TARGET akerror::akerror)
    find_package(akerror REQUIRED)
  endif()
  if(NOT TARGET akstdlib::akstdlib)
    find_package(akstdlib REQUIRED)
  endif()
  if(NOT TARGET jansson::jansson)
    find_package(jansson)
  endif()
  
endif()

set(GAMECONTROLLERDB_H "include/akgl/SDL_GameControllerDB.h")
set(prefix      ${CMAKE_INSTALL_PREFIX})
set(exec_prefix "\${prefix}")
set(libdir      "\${exec_prefix}/lib")
set(includedir  "\${prefix}/include")
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/akgl.pc.in ${CMAKE_CURRENT_BINARY_DIR}/akgl.pc @ONLY)

add_custom_command(
  OUTPUT ${GAMECONTROLLERDB_H}
  COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/mkcontrollermappings.sh ${CMAKE_CURRENT_SOURCE_DIR}
  COMMENT "Generating controller mappings ..."
)

# Add include directories
include_directories(${SDL3_INCLUDE_DIRS})
add_library(akgl SHARED
  deps/semver/semver.c
  src/actor.c
  src/actor_state_string_names.c
  src/text.c
  src/assets.c
  src/character.c
  src/draw.c
  src/game.c
  src/controller.c
  src/heap.c
  src/json_helpers.c
  src/registry.c
  src/sprite.c
  src/staticstring.c
  src/tilemap.c
  src/util.c
  ${GAMECONTROLLERDB_H}
)

add_library(akgl::akgl ALIAS akgl)

add_executable(charviewer util/charviewer.c)
add_executable(test_actor tests/actor.c)
add_executable(test_bitmasks tests/bitmasks.c)
add_executable(test_character tests/character.c)
add_executable(test_registry tests/registry.c)
add_executable(test_sprite tests/sprite.c)
add_executable(test_staticstring tests/staticstring.c)
add_executable(test_tilemap tests/tilemap.c)
add_executable(test_util tests/util.c)
add_executable(test_semver_unit deps/semver/semver_unit.c)
add_test(NAME actor COMMAND test_actor)
add_test(NAME bitmasks COMMAND test_bitmasks)
add_test(NAME character COMMAND test_character)
add_test(NAME registry COMMAND test_registry)
add_test(NAME sprite COMMAND test_sprite)
add_test(NAME staticstring COMMAND test_staticstring)
add_test(NAME tilemap COMMAND test_tilemap)
add_test(NAME util COMMAND test_util)
add_test(NAME semver_unit COMMAND test_semver_unit)

# Specify include directories for the library's headers (if applicable)
target_include_directories(akgl PUBLIC
  include/
  deps/semver/
  )

target_link_libraries(akgl
  PUBLIC
    SDL3::SDL3
    SDL3_image::SDL3_image
    SDL3_mixer::SDL3_mixer
    SDL3_ttf::SDL3_ttf
    akstdlib::akstdlib
    akerror::akerror
    jansson::jansson
)
  
target_link_libraries(test_actor PRIVATE akstdlib::akstdlib akerror::akerror akgl SDL3::SDL3 SDL3_ttf::SDL3_ttf SDL3_image::SDL3_image SDL3_mixer::SDL3_mixer  jansson::jansson -lm)
target_link_libraries(test_bitmasks PRIVATE akstdlib::akstdlib akerror::akerror akgl SDL3::SDL3 SDL3_ttf::SDL3_ttf SDL3_image::SDL3_image SDL3_mixer::SDL3_mixer  jansson::jansson -lm)
target_link_libraries(test_character PRIVATE akstdlib::akstdlib akerror::akerror akgl SDL3::SDL3 SDL3_ttf::SDL3_ttf SDL3_image::SDL3_image SDL3_mixer::SDL3_mixer  jansson::jansson -lm)
target_link_libraries(test_registry PRIVATE akstdlib::akstdlib akerror::akerror akgl SDL3::SDL3 SDL3_ttf::SDL3_ttf SDL3_image::SDL3_image SDL3_mixer::SDL3_mixer  jansson::jansson -lm)
target_link_libraries(test_sprite PRIVATE akstdlib::akstdlib akerror::akerror akgl SDL3::SDL3 SDL3_ttf::SDL3_ttf SDL3_image::SDL3_image SDL3_mixer::SDL3_mixer  jansson::jansson -lm)
target_link_libraries(test_staticstring PRIVATE akstdlib::akstdlib akerror::akerror akgl SDL3::SDL3 SDL3_ttf::SDL3_ttf SDL3_image::SDL3_image SDL3_mixer::SDL3_mixer  jansson::jansson -lm)
target_link_libraries(test_tilemap PRIVATE akstdlib::akstdlib akerror::akerror akgl SDL3::SDL3 SDL3_ttf::SDL3_ttf SDL3_image::SDL3_image SDL3_mixer::SDL3_mixer  jansson::jansson -lm)
target_link_libraries(test_util PRIVATE akstdlib::akstdlib akerror::akerror akgl SDL3::SDL3 SDL3_ttf::SDL3_ttf SDL3_image::SDL3_image SDL3_mixer::SDL3_mixer  jansson::jansson -lm)

target_link_libraries(charviewer PRIVATE akstdlib::akstdlib akerror::akerror akgl SDL3::SDL3 SDL3_ttf::SDL3_ttf SDL3_image::SDL3_image SDL3_mixer::SDL3_mixer  jansson::jansson -lm)

set(main_lib_dest "lib/akgl-${MY_LIBRARY_VERSION}")
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/akgl.pc DESTINATION "lib/pkgconfig/")
install(TARGETS akgl DESTINATION "lib/")
install(FILES "deps/semver/semver.h" DESTINATION "include/")
install(FILES "include/akgl/actor.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/types.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/text.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/assets.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/character.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/error.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/draw.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/game.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/controller.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/heap.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/iterator.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/json_helpers.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/registry.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/sprite.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/staticstring.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/tilemap.h" DESTINATION "include/akgl/")
install(FILES "include/akgl/util.h" DESTINATION "include/akgl/")
install(FILES ${GAMECONTROLLERDB_H} DESTINATION "include/akgl/")
