# native_bridge/juce_fx/CMakeLists.txt
# G1 POC: juce_fx_bridge.exe — JUCE AudioProcessorGraph thay RealtimeFxChain
# trong SHM realtime loop. Windows only. Build riêng (không chung với
# daw_vst_bridge) để JUCE không kéo opengl/fluidsynth vào bridge cũ.
cmake_minimum_required(VERSION 3.20)
project(juce_fx_bridge LANGUAGES CXX)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

if(NOT EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/../JUCE/CMakeLists.txt")
  message(FATAL_ERROR "JUCE submodule missing — run: git submodule update --init native_bridge/JUCE")
endif()

# JUCE framework (submodule, tag 8.0.7). add_subdirectory tạo targets
# juce::core, juce::audio_basics, juce::audio_processors, ...
add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/../JUCE JUCE EXCLUDE_FROM_ALL)

add_executable(juce_fx_bridge
  main_juce_fx.cpp
  JuceFxLoop.cpp
  JuceFxEngine.cpp
  JuceFxGuiHost.cpp
)
target_include_directories(juce_fx_bridge PRIVATE
  ${CMAKE_CURRENT_SOURCE_DIR}/../include
)
target_link_libraries(juce_fx_bridge PRIVATE
  juce::juce_core
  juce::juce_audio_basics
  juce::juce_audio_processors
  # M1 editor host: AudioProcessorEditor cần gui_basics (Component/MessageManager)
  juce::juce_gui_basics
)
# G2: VST3 hosting — JUCE mặc định JUCE_PLUGINHOST_VST3=0, bật để
# VST3PluginFormat (findAllTypesForFile/createInstanceFromDescription/...)
# được compile (juce_audio_processors tự bundle VST3_SDK).
target_compile_definitions(juce_fx_bridge PRIVATE JUCE_PLUGINHOST_VST3=1)
# M2 GUI thread: runDispatchLoopUntil cần modal loops được phép
target_compile_definitions(juce_fx_bridge PRIVATE JUCE_MODAL_LOOPS_PERMITTED=1)
if(WIN32)
  # timeBeginPeriod (winmm) + MMCSS AvSetMmThreadCharacteristics (avrt)
  target_link_libraries(juce_fx_bridge PRIVATE winmm avrt)
endif()

# ── M1 selftest (editor API — KHÔNG ship): verify editor host trên instance
# DSP thật trước khi M2 attach GUI thread. Chạy thủ công:
#   build_juce/Release/juce_fx_selftest.exe "<path.vst3>"
add_executable(juce_fx_selftest
  editor_selftest.cpp
  JuceFxEngine.cpp
)
target_include_directories(juce_fx_selftest PRIVATE
  ${CMAKE_CURRENT_SOURCE_DIR}/../include
)
target_link_libraries(juce_fx_selftest PRIVATE
  juce::juce_core
  juce::juce_audio_basics
  juce::juce_audio_processors
  juce::juce_gui_basics
)
target_compile_definitions(juce_fx_selftest PRIVATE JUCE_PLUGINHOST_VST3=1)
target_compile_definitions(juce_fx_selftest PRIVATE JUCE_MODAL_LOOPS_PERMITTED=1)
if(WIN32)
  target_link_libraries(juce_fx_selftest PRIVATE winmm)
endif()

# ── M2 gui selftest (GUI thread + host window — KHÔNG ship): verify host
# window trên instance DSP thật, không SHM:
#   build_juce/Release/juce_fx_gui_selftest.exe "<path.vst3>"
add_executable(juce_fx_gui_selftest
  gui_host_selftest.cpp
  JuceFxEngine.cpp
  JuceFxGuiHost.cpp
)
target_include_directories(juce_fx_gui_selftest PRIVATE
  ${CMAKE_CURRENT_SOURCE_DIR}/../include
)
target_link_libraries(juce_fx_gui_selftest PRIVATE
  juce::juce_core
  juce::juce_audio_basics
  juce::juce_audio_processors
  juce::juce_gui_basics
)
target_compile_definitions(juce_fx_gui_selftest PRIVATE JUCE_PLUGINHOST_VST3=1)
target_compile_definitions(juce_fx_gui_selftest PRIVATE JUCE_MODAL_LOOPS_PERMITTED=1)
if(WIN32)
  target_link_libraries(juce_fx_gui_selftest PRIVATE winmm)
endif()