CMakeLists.txt

cmake_minimum_required(VERSION 3.22)
project(PluginBridge VERSION 0.4.0 LANGUAGES C CXX OBJCXX)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

add_subdirectory(JUCE)

# ─────────────────────────────────────────────────────────────
# Target 1: PluginBridge VST3/AU (loaded in DAW)
# Thin shell: shared memory audio bridge + MCP server
# GUI via CARemoteLayerClient (receives remote layer from Helper)
# ─────────────────────────────────────────────────────────────

juce_add_plugin(PluginBridge
    COMPANY_NAME "PluginBridge"
    BUNDLE_ID "com.pluginbridge.pluginbridge"
    PLUGIN_MANUFACTURER_CODE Plbr
    PLUGIN_CODE Plbr
    FORMATS VST3 AU
    PRODUCT_NAME "PluginBridge"
    IS_SYNTH FALSE
    NEEDS_MIDI_INPUT TRUE
    NEEDS_MIDI_OUTPUT TRUE
    IS_MIDI_EFFECT FALSE
    EDITOR_WANTS_KEYBOARD_FOCUS TRUE
    COPY_PLUGIN_AFTER_BUILD TRUE
    VST3_COPY_DIR "$ENV{HOME}/Library/Audio/Plug-Ins/VST3"
    AU_COPY_DIR "$ENV{HOME}/Library/Audio/Plug-Ins/Components"
)

target_sources(PluginBridge
    PRIVATE
        Source/Plugin/PluginBridgeProcessor.cpp
        Source/Plugin/PluginBridgeEditor.mm
        Source/Plugin/PluginPickerComponent.mm
        Source/Plugin/HelperConnection.cpp
        Source/Plugin/McpServer.cpp
)

target_include_directories(PluginBridge
    PRIVATE
        ${CMAKE_CURRENT_SOURCE_DIR}/libs
        ${CMAKE_CURRENT_SOURCE_DIR}/Source/Plugin
        ${CMAKE_CURRENT_SOURCE_DIR}/Source/Shared
)

target_compile_definitions(PluginBridge
    PUBLIC
        JUCE_PLUGINHOST_VST3=1
        JUCE_PLUGINHOST_AU=1
        JUCE_WEB_BROWSER=0
        JUCE_USE_CURL=0
        JUCE_VST3_CAN_REPLACE_VST2=0
        JUCE_DISPLAY_SPLASH_SCREEN=0
        JUCE_REPORT_APP_USAGE=0
)

target_link_libraries(PluginBridge
    PRIVATE
        juce::juce_audio_utils
        juce::juce_audio_processors
        juce::juce_dsp
        juce::juce_gui_basics
        "-framework QuartzCore"
    PUBLIC
        juce::juce_recommended_config_flags
        juce::juce_recommended_lto_flags
        juce::juce_recommended_warning_flags
)

# ─────────────────────────────────────────────────────────────
# Target 2: PluginBridgeHelper (separate process)
# Hosts the actual plugin: audio processing + GUI rendering
# GUI served via CARemoteLayerServer
# ─────────────────────────────────────────────────────────────

juce_add_gui_app(PluginBridgeHelper
    PRODUCT_NAME "PluginBridgeHelper"
    BUNDLE_ID "com.pluginbridge.helper"
    COMPANY_NAME "PluginBridge"
)

target_sources(PluginBridgeHelper
    PRIVATE
        Source/Helper/main.cpp
        Source/Helper/HelperPluginHost.mm
        Source/Helper/HelperIPC.cpp
)

target_include_directories(PluginBridgeHelper
    PRIVATE
        ${CMAKE_CURRENT_SOURCE_DIR}/libs
        ${CMAKE_CURRENT_SOURCE_DIR}/Source/Helper
        ${CMAKE_CURRENT_SOURCE_DIR}/Source/Shared
)

target_compile_definitions(PluginBridgeHelper
    PRIVATE
        JUCE_PLUGINHOST_VST3=1
        JUCE_PLUGINHOST_AU=1
        JUCE_WEB_BROWSER=0
        JUCE_USE_CURL=0
        JUCE_DISPLAY_SPLASH_SCREEN=0
        JUCE_REPORT_APP_USAGE=0
)

target_link_libraries(PluginBridgeHelper
    PRIVATE
        juce::juce_audio_utils
        juce::juce_audio_processors
        juce::juce_dsp
        juce::juce_gui_basics
        juce::juce_events
        "-framework QuartzCore"
    PUBLIC
        juce::juce_recommended_config_flags
        juce::juce_recommended_lto_flags
        juce::juce_recommended_warning_flags
)

# ─────────────────────────────────────────────────────────────
# Post-build: Copy full PluginBridgeHelper.app into .vst3 bundle
# ─────────────────────────────────────────────────────────────

add_dependencies(PluginBridge PluginBridgeHelper)

add_custom_command(TARGET PluginBridge POST_BUILD
    COMMAND ${CMAKE_COMMAND} -E make_directory
        "$<TARGET_BUNDLE_DIR:PluginBridge_VST3>/Contents/Resources"
    COMMAND ${CMAKE_COMMAND} -E rm -rf
        "$<TARGET_BUNDLE_DIR:PluginBridge_VST3>/Contents/Resources/PluginBridgeHelper.app"
    COMMAND ${CMAKE_COMMAND} -E copy_directory
        "$<TARGET_BUNDLE_DIR:PluginBridgeHelper>"
        "$<TARGET_BUNDLE_DIR:PluginBridge_VST3>/Contents/Resources/PluginBridgeHelper.app"
    COMMENT "Bundling PluginBridgeHelper.app inside PluginBridge.vst3"
)