cmake_minimum_required(VERSION 4.1)
project(b_engine VERSION 0.0.2 LANGUAGES CXX C)

set(CMAKE_CXX_STANDARD 20)

set (GLAD_SOURCE_DIR _ThirdParty/glad/src)
set (GLAD_INCLUDE_DIR _ThirdParty/glad/include)
include_directories(${GLAD_INCLUDE_DIR})

set (GLFW_BUILD_EXAMPLES OFF)
set (GLFW_BUILD_TESTS OFF)
set (GLFW_BUILD_DOCS OFF)
add_subdirectory(_ThirdParty/glfw)

add_subdirectory(_ThirdParty/glm)

include_directories(src/imgui)
file(GLOB_RECURSE IMGUI_SOURCES src/imgui/*.cpp)

file(GLOB_RECURSE SOURCES ${CMAKE_SOURCE_DIR}/src/*.cpp)
file(GLOB_RECURSE HEADERS ${CMAKE_SOURCE_DIR}/src/*.h)

add_subdirectory(_ThirdParty/entt)
add_subdirectory(_ThirdParty/fmt)
add_subdirectory(_ThirdParty/spdlog)

set(JSON_BuildTests OFF CACHE INTERNAL "")
add_subdirectory(_ThirdParty/json)

add_subdirectory(_ThirdParty/nfd)

set (ASSIMP_INSTALL OFF)
if(UNIX)
    find_path(UNZIP_PATH unzip.h PATHS
            /usr/include
            /usr/local/include)

    if(NOT UNZIP_PATH)
        include_directories(/usr/include/minizip)
    endif()
endif()
add_subdirectory(_ThirdParty/assimp)
target_compile_options(assimp PRIVATE
        -Wno-unused-but-set-variable
)

add_executable(${PROJECT_NAME}
        ${IMGUI_SOURCES}
        ${GLAD_SOURCE_DIR}/gl.c
        ${SOURCES}
        ${HEADERS}
        src/ProjectManifestFile.cpp
        src/ProjectManifestFile.h)

add_custom_target(copy_resources
        COMMAND ${CMAKE_COMMAND} -E copy_directory
        "${CMAKE_CURRENT_SOURCE_DIR}/resources"
        "${CMAKE_CURRENT_BINARY_DIR}/resources"
        COMMENT "Copying resources..."
)

target_link_libraries(${PROJECT_NAME} glfw spdlog assimp glm EnTT fmt nfd)
target_include_directories(${PROJECT_NAME} PRIVATE ${ASSIMP_INCLUDE_INSTALL_DIR})
target_include_directories(${PROJECT_NAME} PRIVATE src)
target_include_directories(${PROJECT_NAME} PRIVATE _ThirdParty/json/single_include)