set(LIB ui)

set(SRCS
	BindingsDialog.cpp BindingsDialog.h
	FileDialog.cpp FileDialog.h
	IconsLucide.h
	IMGUIConsole.cpp IMGUIConsole.h
	IMGUIEx.cpp IMGUIEx.h
	IMGUIApp.cpp IMGUIApp.h
	IMGUIStyle.cpp IMGUIStyle.h
	Notify.cpp Notify.h
	Markdown.cpp Markdown.h
	Panel.cpp Panel.h
	PopupAbout.h PopupAbout.cpp
	ScopedStyle.h
	ScopedID.h
	Style.cpp Style.h
	TextEditor.h TextEditor.cpp
	Toolbar.h Toolbar.cpp
	DragAndDropPayload.h

	dearimgui/imgui.cpp dearimgui/imgui_draw.cpp
	dearimgui/imgui_widgets.cpp
	dearimgui/imgui_tables.cpp
	dearimgui/imgui_stdlib.cpp dearimgui/imgui_stdlib.h
	dearimgui/imgui.h
	dearimgui/imgui_internal.h
	dearimgui/imconfig.h
	dearimgui/imstb_rectpack.h
	dearimgui/imstb_textedit.h
	dearimgui/imstb_truetype.h

	dearimgui/backends/imgui_impl_opengl3.cpp dearimgui/backends/imgui_impl_opengl3.h

	dearimgui/imgui_neo_sequencer.cpp dearimgui/imgui_neo_sequencer.h
	dearimgui/imgui_neo_internal.cpp dearimgui/imgui_neo_internal.h

	dearimgui/implot.cpp dearimgui/implot.h
	dearimgui/implot_items.cpp dearimgui/implot_internal.h

	dearimgui/imgui_markdown.h

	dearimgui/ImGuizmo.cpp dearimgui/ImGuizmo.h

	dearimgui/imgui_keyboard.cpp dearimgui/imgui_keyboard.h
)

if (USE_SDL_VERSION EQUAL 2)
	list(APPEND SRCS dearimgui/backends/imgui_impl_sdl2.cpp dearimgui/backends/imgui_impl_sdl2.h)
endif()
if (USE_SDL_VERSION EQUAL 3)
	list(APPEND SRCS dearimgui/backends/imgui_impl_sdl3.cpp dearimgui/backends/imgui_impl_sdl3.h)
endif()

set(DEFINITIONS -DIMGUI_DISABLE_OBSOLETE_FUNCTIONS -DIMGUI_DISABLE_OBSOLETE_KEYIO -DIMGUI_DISABLE_DEFAULT_FONT -DIMGUI_ENABLE_OSX_DEFAULT_CLIPBOARD_FUNCTIONS -DIMGUI_ENABLE_WIN32_DEFAULT_IME_FUNCTIONS)
set(LIBS)

if (USE_OPENGLES)
	list(APPEND DEFINITIONS -DIMGUI_IMPL_OPENGL_ES2)
endif()

find_package(Freetype)
if (FREETYPE_FOUND)
	list(APPEND SRCS dearimgui/misc/freetype/imgui_freetype.cpp)
	list(APPEND DEFINITIONS -DIMGUI_ENABLE_FREETYPE)
	list(APPEND LIBS Freetype::Freetype)
endif()

engine_add_module(TARGET ${LIB} SRCS ${SRCS} DEPENDENCIES render app ${LIBS})
target_compile_definitions(${LIB} PUBLIC ${DEFINITIONS})
if (APPLE)
	target_link_libraries(${LIB} PRIVATE "-framework ApplicationServices")
endif()

engine_generated_library(ui-fonts)
engine_compressed_file_to_header(ui-fonts FontLucide ${ROOT_DIR}/data/ui/lucide.ttf ${GENERATE_DIR}/ui/FontLucide.h)
engine_compressed_file_to_header(ui-fonts ArimoRegular ${ROOT_DIR}/data/ui/Arimo-Regular.ttf ${GENERATE_DIR}/ui/ArimoRegular.h)
target_link_libraries(${LIB} PRIVATE ui-fonts)
target_include_directories(${LIB} PUBLIC . dearimgui)
set_target_properties(${LIB} PROPERTIES UNITY_BUILD OFF)

if (USE_IMGUITESTENGINE)
	# use ui_test_engine instead of ui to enable imgui test engine
	set(TEST_ENGINE_SRCS
		tests/FileDialogTest.cpp

		dearimgui/imgui_test_engine/imgui_capture_tool.cpp
		dearimgui/imgui_test_engine/imgui_capture_tool.h
		dearimgui/imgui_test_engine/imgui_te_context.cpp
		dearimgui/imgui_test_engine/imgui_te_context.h
		dearimgui/imgui_test_engine/imgui_te_coroutine.cpp
		dearimgui/imgui_test_engine/imgui_te_coroutine.h
		dearimgui/imgui_test_engine/imgui_te_engine.cpp
		dearimgui/imgui_test_engine/imgui_te_engine.h
		dearimgui/imgui_test_engine/imgui_te_exporters.cpp
		dearimgui/imgui_test_engine/imgui_te_exporters.h
		dearimgui/imgui_test_engine/imgui_te_imconfig.h
		dearimgui/imgui_test_engine/imgui_te_internal.h
		dearimgui/imgui_test_engine/imgui_te_perftool.cpp
		dearimgui/imgui_test_engine/imgui_te_perftool.h
		dearimgui/imgui_test_engine/imgui_te_ui.cpp
		dearimgui/imgui_test_engine/imgui_te_ui.h
		dearimgui/imgui_test_engine/imgui_te_utils.cpp
		dearimgui/imgui_test_engine/imgui_te_utils.h
	)

	set(TEST_ENGINE ${LIB}_test_engine)
	engine_add_module(TARGET ${TEST_ENGINE} SRCS ${SRCS} ${TEST_ENGINE_SRCS} DEPENDENCIES render app ${LIBS})

	check_c_compiler_flag("-Wno-shadow" C_NO_SHADOW)
	if (C_NO_SHADOW)
		foreach (src ${TEST_ENGINE_SRCS})
			set_source_files_properties(${src} PROPERTIES COMPILE_FLAGS -Wno-shadow)
		endforeach()
	endif()
	target_compile_definitions(${TEST_ENGINE} PUBLIC ${DEFINITIONS} -DIMGUI_ENABLE_TEST_ENGINE -DIMGUI_TEST_ENGINE_ENABLE_STD_FUNCTION=1 -DIMGUI_TEST_ENGINE_ENABLE_COROUTINE_STDTHREAD_IMPL=1 -DIMGUI_TEST_ENGINE_ENABLE_IMPLOT=1)
	target_include_directories(${TEST_ENGINE} PUBLIC . ${GENERATE_DIR}/${LIB} dearimgui dearimgui/imgui_test_engine)
	target_link_libraries(${TEST_ENGINE} PRIVATE ui-fonts)
	set_target_properties(${TEST_ENGINE} PROPERTIES UNITY_BUILD OFF)
endif()