add_executable(coop_host WIN32
	src/main.cpp
	src/d3d11_window.cpp
	src/imgui_layer.cpp
	src/controllers_panel.cpp
	src/injection_panel.cpp
	src/capture_panel.cpp
	src/audio_panel.cpp
	src/log_panel.cpp
	src/ui/app_chrome.cpp
	src/input/xinput_source.cpp
	src/input/input_worker.cpp
	src/inject/process_list.cpp
	src/inject/window_list.cpp
	src/inject/injector.cpp
	src/inject/dll_probe.cpp
	src/inject/mkb_forward.cpp
	src/ipc/ipc_server.cpp
	src/capture/frame_renderer.cpp
	src/capture/window_capture.cpp
	src/capture/shared_texture.cpp
	src/audio/audio_loopback.cpp
	src/audio/audio_format_verifier.cpp
	src/audio/audio_overrides.cpp
	src/audio/process_loopback_capture.cpp
	src/vk_layer_setup.cpp
	src/test_harness.cpp)

target_include_directories(coop_host PRIVATE src)

# Debug-only IPC test harness: lets a script drive the real UI code paths (inject /
# audio / override / ...) and read state back, instead of simulating mouse input. OFF
# by default, so the shipped host never contains it (the source compiles to nothing
# without the macro). Enable with -DCOOP_TEST_HARNESS=ON for a debuggable build.
option(COOP_TEST_HARNESS "Build the host with the debug IPC test harness (dev only)" OFF)
if(COOP_TEST_HARNESS)
	target_compile_definitions(coop_host PRIVATE COOP_TEST_HARNESS)
	message(STATUS "Host test harness ENABLED (debug IPC driver)")
endif()

# Process-loopback capture (AUDIOCLIENT_ACTIVATION_TYPE_PROCESS_LOOPBACK) needs the
# Windows 10 20H1 (NTDDI_WIN10_CO) headers; raise the target SDK version for it.
target_compile_definitions(coop_host PRIVATE NTDDI_VERSION=0x0A00000B)

target_link_libraries(coop_host PRIVATE
	coop_common
	imgui
	d3d11
	dxgi
	dwmapi
	d3dcompiler
	windowsapp
	xinput
	mmdevapi
	winmm
	ole32)

set_target_properties(coop_host PROPERTIES OUTPUT_NAME "coop_host")

# Optional Steam Input: enabled automatically when the Steamworks SDK is vendored
# under third_party/steamworks_sdk (it isn't redistributable, so it's gitignored
# and never committed). Without it, the host builds XInput-only.
set(COOP_STEAM_SDK_DIR "${CMAKE_SOURCE_DIR}/third_party/steamworks_sdk/sdk")
if(EXISTS "${COOP_STEAM_SDK_DIR}/public/steam/steam_api.h")
	message(STATUS "Steamworks SDK found -> Steam Input enabled")
	target_sources(coop_host PRIVATE src/input/steam_input_source.cpp)
	target_compile_definitions(coop_host PRIVATE COOP_WITH_STEAM)
	target_include_directories(coop_host SYSTEM PRIVATE "${COOP_STEAM_SDK_DIR}/public")
	# The SDK headers trip /W4 (strncpy, non-UTF-8 bytes); silence for this TU only.
	set_source_files_properties(src/input/steam_input_source.cpp PROPERTIES
		COMPILE_OPTIONS "/wd4996;/wd4828")
	target_link_libraries(coop_host PRIVATE
		"${COOP_STEAM_SDK_DIR}/redistributable_bin/win64/steam_api64.lib")
	# Stage steam_api64.dll + the action manifest next to coop_host.exe.
	add_custom_command(TARGET coop_host POST_BUILD
		COMMAND ${CMAKE_COMMAND} -E copy_if_different
			"${COOP_STEAM_SDK_DIR}/redistributable_bin/win64/steam_api64.dll"
			"$<TARGET_FILE_DIR:coop_host>/steam_api64.dll"
		COMMAND ${CMAKE_COMMAND} -E copy_if_different
			"${CMAKE_CURRENT_SOURCE_DIR}/assets/steam_input_actions.vdf"
			"$<TARGET_FILE_DIR:coop_host>/steam_input_actions.vdf"
		VERBATIM)

	# Console smoke test for Steam Input (reuses the shipping source). Not a ctest
	# (needs Steam running + an appid); run manually from bin/<config>/.
	add_executable(coop_steam_input_probe
		${CMAKE_SOURCE_DIR}/tools/steam_input_probe/main.cpp
		src/input/steam_input_source.cpp
		src/input/xinput_source.cpp)
	target_include_directories(coop_steam_input_probe PRIVATE src)
	target_include_directories(coop_steam_input_probe SYSTEM PRIVATE "${COOP_STEAM_SDK_DIR}/public")
	target_compile_definitions(coop_steam_input_probe PRIVATE COOP_WITH_STEAM)
	set_source_files_properties(src/input/steam_input_source.cpp PROPERTIES COMPILE_OPTIONS "/wd4996;/wd4828")
	target_link_libraries(coop_steam_input_probe PRIVATE
		coop_common
		xinput
		"${COOP_STEAM_SDK_DIR}/redistributable_bin/win64/steam_api64.lib")
	# Dev tool -> bin/<config>/tools/ (its steam_api64.dll copy follows via TARGET_FILE_DIR).
	coop_output_subdir(tools coop_steam_input_probe)
	add_custom_command(TARGET coop_steam_input_probe POST_BUILD
		COMMAND ${CMAKE_COMMAND} -E copy_if_different
			"${COOP_STEAM_SDK_DIR}/redistributable_bin/win64/steam_api64.dll"
			"$<TARGET_FILE_DIR:coop_steam_input_probe>/steam_api64.dll"
		VERBATIM)
else()
	message(STATUS "Steamworks SDK not found -> Steam Input disabled (XInput only)")
endif()