cmake_minimum_required(VERSION 3.15)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

project(GelykEQ VERSION 1.0.0 LANGUAGES C CXX)

if(NOT DEFINED JUCE_ROOT)
    include(FetchContent)
    set(FETCHCONTENT_QUIET OFF)
    FetchContent_Declare(
        JUCE
        GIT_REPOSITORY https://github.com/juce-framework/JUCE.git
        GIT_TAG        8.0.7
    )
    FetchContent_MakeAvailable(JUCE)
else()
    add_subdirectory(${JUCE_ROOT} JUCE)
endif()

juce_add_plugin(GelykEQ
    VENDOR_NAME                 "Gelyk Audio"
    VENDOR_WEBSITE              "https://gelyk.example"
    VENDOR_EMAIL                "dev@gelyk.example"
    VENDOR_VERSION_CODE         1
    PLUGIN_MANUFACTURER_CODE    Gely
    PLUGIN_CODE                 GkEQ
    FORMATS                     AU VST3
    PRODUCT_NAME                "Gelyk EQ"
    IS_SYNTH                    FALSE
    IS_MIDI_EFFECT              FALSE
    NEEDS_MIDI_INPUT            FALSE
    NEEDS_MIDI_OUTPUT           FALSE
    EDITOR_WANTS_KEYBOARD_FOCUS TRUE
    COPY_PLUGIN_AFTER_BUILD     TRUE
    INSTALL_AU                  TRUE
    INSTALL_VST3                TRUE
    BUNDLE_ID                   com.gelyk.eq
    JucePlugin_Name             "Gelyk EQ"
    JucePlugin_Desc             "A minimalist cyber/neon multiband equalizer"
)

juce_generate_juce_header(GelykEQ)

# --- Generate Git build info header -------------------------------------
find_package(Git QUIET)
set(GELYK_GIT_BRANCH "unknown")
set(GELYK_GIT_SHA "unknown")
set(GELYK_GIT_DESCRIBE "no-git")
set(GELYK_GIT_DIRTY "")
if(Git_FOUND)
    execute_process(
        COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref HEAD
        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
        OUTPUT_VARIABLE GELYK_GIT_BRANCH
        OUTPUT_STRIP_TRAILING_WHITESPACE
        ERROR_QUIET)
    execute_process(
        COMMAND ${GIT_EXECUTABLE} describe --always --tags --dirty
        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
        OUTPUT_VARIABLE GELYK_GIT_DESCRIBE
        OUTPUT_STRIP_TRAILING_WHITESPACE
        ERROR_QUIET)
    execute_process(
        COMMAND ${GIT_EXECUTABLE} rev-parse --short HEAD
        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
        OUTPUT_VARIABLE GELYK_GIT_SHA
        OUTPUT_STRIP_TRAILING_WHITESPACE
        ERROR_QUIET)
    execute_process(
        COMMAND ${GIT_EXECUTABLE} status --porcelain
        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
        OUTPUT_VARIABLE GELYK_GIT_DIRTY
        ERROR_QUIET)
    if(NOT GELYK_GIT_DIRTY STREQUAL "")
        set(GELYK_GIT_DIRTY "dirty")
    else()
        set(GELYK_GIT_DIRTY "")
    endif()
endif()

string(TIMESTAMP GELYK_BUILD_DATE "%Y-%m-%d %H:%M")

configure_file(
    ${CMAKE_CURRENT_SOURCE_DIR}/Source/GitInfo.h.in
    ${CMAKE_CURRENT_BINARY_DIR}/Source/GitInfo.h
    @ONLY
)

target_sources(GelykEQ
    PRIVATE
        Source/PluginProcessor.cpp
        Source/PluginEditor.cpp
        Source/EqualizerDSP.cpp
)

target_include_directories(GelykEQ
    PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/Source
)

target_link_libraries(GelykEQ PRIVATE juce::juce_dsp)

target_compile_definitions(GelykEQ PRIVATE JUCE_MODULE_AVAILABLE_juce_dsp=1)

# Gelyk never uses the embedded web browser, so keep JUCE_WEB_BROWSER off.
# Otherwise juce_gui_extra's WebBrowserComponent pulls in WebKitGTK + GTK dev
# headers (webkit2gtk, gtk, jsc, libsoup), which would break headless builds
# like Arch/Artix where those aren't installed.
target_compile_definitions(GelykEQ PRIVATE JUCE_WEB_BROWSER=0)

target_compile_options(GelykEQ PRIVATE
    $<$<CXX_COMPILER_ID:AppleClang,Clang>:-Wall -Wextra>
)

option(GELYK_BUILD_STANDALONE "Build a standalone audio app target too" OFF)
if(GELYK_BUILD_STANDALONE)
    target_sources(GelykEQ PRIVATE Source/Standalone.cpp)
    add_executable(GelykEQStandalone ${CMAKE_CURRENT_BINARY_DIR}/JuceLibraryCode/Standalone.cpp)
    target_link_libraries(GelykEQStandalone PRIVATE GelykEQ_impl juce_recommended_config_flags)
endif()

set_target_properties(GelykEQ PROPERTIES
    OUTPUT_NAME GelykEQ
)