cmake_minimum_required(VERSION 3.25)

project(DateToSpine VERSION 0.1.0 LANGUAGES CXX)

include(cmake/OfflineDependencies.cmake)

option(DTS_BUILD_TESTS "Build DateToSpine tests" ON)
option(DTS_BUILD_GUI "Build the DateToSpine desktop application" ON)
option(DTS_BUILD_RUNTIME_PLUGINS "Build bundled Spine runtime adapters" ON)

set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)

add_library(dts_core
    src/domain/SpineVersion.cpp
    src/atlas/AtlasParser.cpp
    src/preview/RuntimePlugin.cpp
    src/scan/SpineDataVersionDetector.cpp
    src/editor/SpineEditorLocator.cpp
    src/editor/SpineOutputParser.cpp
    src/editor/SpineProbe.cpp
    src/editor/SpineVersionAvailability.cpp
)

if(APPLE OR UNIX)
    target_sources(dts_core PRIVATE src/platform/ProcessRunner_posix.cpp)
elseif(WIN32)
    target_sources(dts_core PRIVATE src/platform/ProcessRunner_windows.cpp)
else()
    message(FATAL_ERROR "Unsupported platform")
endif()

target_include_directories(dts_core PUBLIC src runtime-api)
target_link_libraries(dts_core PRIVATE ${CMAKE_DL_LIBS})

if(MSVC)
    target_compile_options(dts_core PRIVATE /W4 /permissive- /utf-8)
else()
    target_compile_options(dts_core PRIVATE -Wall -Wextra -Wpedantic)
endif()

if(DTS_BUILD_RUNTIME_PLUGINS)
    include(cmake/SpineRuntime.cmake)
    dts_add_runtime_adapter(38 "3.8" spine38 "spine-cpp/spine-cpp")
    dts_add_runtime_adapter(40 "4.0" spine40 "spine-cpp/spine-cpp")
    dts_add_runtime_adapter(41 "4.1" spine41 "spine-cpp/spine-cpp")
    dts_add_runtime_adapter(42 "4.2" spine42 "spine-cpp/spine-cpp")
    dts_add_runtime_adapter(43 "4.3" spine43 "spine-cpp")
endif()

add_executable(datetospine-cli src/app/cli_main.cpp)
target_link_libraries(datetospine-cli PRIVATE dts_core)

if(DTS_BUILD_GUI)
    find_package(Qt6 REQUIRED COMPONENTS Concurrent OpenGLWidgets Widgets)
    add_executable(DateToSpine MACOSX_BUNDLE WIN32
        src/app/gui_main.cpp
        src/conversion/ConversionJob.cpp
        src/conversion/ConversionJob.hpp
        src/ui/MainWindow.cpp
        src/ui/MainWindow.hpp
        src/ui/SpinePreviewWidget.cpp
        src/ui/SpinePreviewWidget.hpp
    )
    set_target_properties(DateToSpine PROPERTIES
        AUTOMOC ON
        MACOSX_BUNDLE_GUI_IDENTIFIER io.datetospine.desktop
        MACOSX_BUNDLE_BUNDLE_NAME DateToSpine)
    target_link_libraries(DateToSpine PRIVATE
        dts_core
        Qt6::Concurrent
        Qt6::OpenGLWidgets
        Qt6::Widgets
    )
    if(DTS_BUILD_RUNTIME_PLUGINS)
        add_dependencies(DateToSpine
            dts_runtime_38 dts_runtime_40 dts_runtime_41 dts_runtime_42 dts_runtime_43)
        # Runtime plugin destination differs by platform:
        # - macOS: inside the .app bundle (Contents/PlugIns/runtimes)
        # - Windows/other: alongside the executable
        if(APPLE)
            set(DTS_RUNTIME_PLUGIN_DIR "$<TARGET_BUNDLE_DIR:DateToSpine>/Contents/PlugIns/runtimes")
        else()
            set(DTS_RUNTIME_PLUGIN_DIR "$<TARGET_FILE_DIR:DateToSpine>/runtimes")
        endif()
        foreach(runtime_line IN ITEMS 38 40 41 42 43)
            add_custom_command(TARGET dts_runtime_${runtime_line} POST_BUILD
                COMMAND ${CMAKE_COMMAND} -E make_directory
                    "${DTS_RUNTIME_PLUGIN_DIR}"
                COMMAND ${CMAKE_COMMAND} -E copy_if_different
                    "$<TARGET_FILE:dts_runtime_${runtime_line}>"
                    "${DTS_RUNTIME_PLUGIN_DIR}/")
            add_custom_command(TARGET DateToSpine POST_BUILD
                COMMAND ${CMAKE_COMMAND} -E make_directory
                    "${DTS_RUNTIME_PLUGIN_DIR}"
                COMMAND ${CMAKE_COMMAND} -E copy_if_different
                    "$<TARGET_FILE:dts_runtime_${runtime_line}>"
                    "${DTS_RUNTIME_PLUGIN_DIR}/")
        endforeach()
    endif()
endif()

if(DTS_BUILD_TESTS)
    enable_testing()
    add_executable(dts_core_tests
        tests/unit/CoreTests.cpp
    )
    target_link_libraries(dts_core_tests PRIVATE dts_core)
    if(DTS_BUILD_RUNTIME_PLUGINS)
        add_dependencies(dts_core_tests
            dts_runtime_38 dts_runtime_40 dts_runtime_41 dts_runtime_42 dts_runtime_43)
        target_compile_definitions(dts_core_tests PRIVATE
            DTS_RUNTIME_38_PATH="$<TARGET_FILE:dts_runtime_38>"
            DTS_RUNTIME_40_PATH="$<TARGET_FILE:dts_runtime_40>"
            DTS_RUNTIME_41_PATH="$<TARGET_FILE:dts_runtime_41>"
            DTS_RUNTIME_42_PATH="$<TARGET_FILE:dts_runtime_42>"
            DTS_RUNTIME_43_PATH="$<TARGET_FILE:dts_runtime_43>"
            DTS_TEST_38_JSON="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/3.8/examples/spineboy/export/spineboy-pro.json"
            DTS_TEST_38_SKEL="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/3.8/examples/spineboy/export/spineboy-pro.skel"
            DTS_TEST_38_ATLAS="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/3.8/examples/spineboy/export/spineboy.atlas"
            DTS_TEST_40_JSON="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/4.0/examples/spineboy/export/spineboy-pro.json"
            DTS_TEST_40_SKEL="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/4.0/examples/spineboy/export/spineboy-pro.skel"
            DTS_TEST_40_ATLAS="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/4.0/examples/spineboy/export/spineboy.atlas"
            DTS_TEST_41_JSON="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/4.1/examples/spineboy/export/spineboy-pro.json"
            DTS_TEST_41_SKEL="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/4.1/examples/spineboy/export/spineboy-pro.skel"
            DTS_TEST_41_ATLAS="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/4.1/examples/spineboy/export/spineboy.atlas"
            DTS_TEST_42_JSON="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/4.2/examples/spineboy/export/spineboy-pro.json"
            DTS_TEST_42_SKEL="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/4.2/examples/spineboy/export/spineboy-pro.skel"
            DTS_TEST_42_ATLAS="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/4.2/examples/spineboy/export/spineboy.atlas"
            DTS_TEST_SPINEBOY_JSON="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/4.3/examples/spineboy/export/spineboy-pro.json"
            DTS_TEST_SPINEBOY_SKEL="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/4.3/examples/spineboy/export/spineboy-pro.skel"
            DTS_TEST_SPINEBOY_ATLAS="${CMAKE_CURRENT_SOURCE_DIR}/third_party/spine-runtimes/4.3/examples/spineboy/export/spineboy.atlas")
    endif()
    add_test(NAME dts_core_tests COMMAND dts_core_tests)
endif()

install(FILES third_party/spine-runtimes/4.3/spine-cpp/LICENSE
    DESTINATION licenses
    RENAME Spine-Runtimes-License.txt)