cmake_minimum_required(VERSION 3.11)

# Raylib
find_package(raylib ${RAYLIB_VERSION} QUIET) # QUIET or REQUIRED
if (NOT raylib_FOUND) # If there's none, fetch and build raylib
  include(FetchContent)
  FetchContent_Declare(
    raylib
    DOWNLOAD_EXTRACT_TIMESTAMP OFF
    URL https://github.com/raysan5/raylib/archive/refs/tags/${RAYLIB_VERSION}.tar.gz
  )
  FetchContent_GetProperties(raylib)
  if (NOT raylib_POPULATED) # Have we downloaded raylib yet?
    set(FETCHCONTENT_QUIET NO)
    FetchContent_MakeAvailable(raylib)
    set(BUILD_EXAMPLES OFF CACHE BOOL "" FORCE) # don't build the supplied examples
  endif()
endif()

# dear imgui
include(FetchContent)
FetchContent_Declare(
    imgui_content
    DOWNLOAD_EXTRACT_TIMESTAMP OFF
    URL https://github.com/ocornut/imgui/archive/refs/tags/v1.91.8.tar.gz
)
FetchContent_Populate(imgui_content)
FetchContent_GetProperties(imgui_content)
project(imgui_library)
set(imgui_SOURCE_FILES
    "${imgui_content_SOURCE_DIR}/imgui.cpp"
    "${imgui_content_SOURCE_DIR}/imgui_demo.cpp"
    "${imgui_content_SOURCE_DIR}/imgui_draw.cpp"
    "${imgui_content_SOURCE_DIR}/imgui_tables.cpp"
    "${imgui_content_SOURCE_DIR}/imgui_widgets.cpp"
    "${imgui_content_SOURCE_DIR}/misc/cpp/imgui_stdlib.cpp"
)
add_library(imgui STATIC "${imgui_SOURCE_FILES}")
target_include_directories(imgui PRIVATE "${imgui_content_SOURCE_DIR}")
SET(imgui_INCLUDE_DIRS 
  "${imgui_content_SOURCE_DIR}"
  "${imgui_content_SOURCE_DIR}/misc/cpp" 
  CACHE INTERNAL "ImGUI Header folder")
set_target_properties(${imgui}
  PROPERTIES
  ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib"
  LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib"
)

# rlImGui
FetchContent_Declare(
    rlimgui_content
    GIT_REPOSITORY https://github.com/raylib-extras/rlImGui
    GIT_TAG 8d3a31402f6b99ba52925acc96441c2410f6b500
)
FetchContent_Populate(rlimgui_content)
FetchContent_GetProperties(rlimgui_content)
project(rlimgui)
add_library(rlimgui STATIC "${rlimgui_content_SOURCE_DIR}/rlImGui.cpp")
target_include_directories(rlimgui PRIVATE "${rlimgui_content_SOURCE_DIR}")
target_include_directories(rlimgui PRIVATE "${imgui_INCLUDE_DIRS}")
target_link_libraries(rlimgui raylib imgui)
SET(rlImGui_INCLUDE_DIRS "${rlimgui_content_SOURCE_DIR}" CACHE INTERNAL "rlImGui Header folder")
set_target_properties(${rlimgui}
  PROPERTIES
  ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib"
  LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib"
)