cmake_minimum_required(VERSION 4.2.0)
project(bar)

include(CTest)
enable_testing()

option(ENABLE_COVERAGE "Enable coverage flags" OFF)

set(CMAKE_CXX_STANDARD 23)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)

set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O2 -DNDEBUG -Wall -Wextra -Wpedantic -Werror")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DDEBUG -Wall -Wextra -Wpedantic")


find_package(PkgConfig REQUIRED)

pkg_check_modules(GTKMM REQUIRED gtkmm-4.0)
pkg_check_modules(LAYERSHELL REQUIRED gtk4-layer-shell-0)
pkg_check_modules(WEBKIT REQUIRED webkitgtk-6.0)
pkg_check_modules(CURL REQUIRED libcurl)

find_package(nlohmann_json 3.2.0 REQUIRED)

include_directories(${GTKMM_INCLUDE_DIRS} ${LAYERSHELL_INCLUDE_DIRS} ${WEBKIT_INCLUDE_DIRS} ${CURL_INCLUDE_DIRS} ${nlohmann_json_INCLUDE_DIRS})
link_directories(${GTKMM_LIBRARY_DIRS} ${LAYERSHELL_LIBRARY_DIRS} ${WEBKIT_LIBRARY_DIRS} ${CURL_LIBRARY_DIRS})

add_library(bar_lib)
target_sources(bar_lib
    PUBLIC
    src/app.cpp
    src/bar/bar.cpp

    src/widgets/clock.cpp
    src/widgets/date.cpp
    src/widgets/notification/baseNotification.cpp
    src/widgets/notification/notification.cpp
    src/widgets/notification/spotifyNotification.cpp
    src/widgets/volumeWidget.cpp
    src/widgets/webWidget.cpp

    src/services/hyprland.cpp
    src/services/notificationController.cpp
    src/services/textureCache.cpp
    src/services/tray.cpp
    src/services/dbus/notification.cpp
    src/services/dbus/mpris.cpp

    src/widgets/tray.cpp
    src/widgets/controlCenter.cpp

    src/components/popover.cpp
    src/components/workspaceIndicator.cpp
    src/components/base/button.cpp
)
include_directories(bar_lib PRIVATE
    include
)

add_executable(bar main.cpp)

target_link_libraries(bar bar_lib ${GTKMM_LIBRARIES} ${LAYERSHELL_LIBRARIES} ${WEBKIT_LIBRARIES} ${CURL_LIBRARIES} nlohmann_json::nlohmann_json)

# ---- Tests (Catch2) ----
include(FetchContent)
FetchContent_Declare(
  Catch2
  GIT_REPOSITORY https://github.com/catchorg/Catch2.git
  GIT_TAG        v3.5.2  # Check for the latest version if needed
)
FetchContent_MakeAvailable(Catch2)

add_executable(bar_tests
    tests/string_helper_tests.cpp
)
target_include_directories(bar_tests PRIVATE
    include
)
target_link_libraries(bar_tests PRIVATE Catch2::Catch2WithMain)

if(ENABLE_COVERAGE)
    target_compile_options(bar_tests PRIVATE -O0 -g --coverage)
    target_link_options(bar_tests PRIVATE --coverage)
endif()

include(Catch)
catch_discover_tests(bar_tests)

# Copy all CSS files in resources/ into build and user config directories
file(GLOB RES_CSS_FILES CONFIGURE_DEPENDS
    "${CMAKE_CURRENT_SOURCE_DIR}/resources/*.css"
)
set(RES_BUILD_DIR "${CMAKE_CURRENT_BINARY_DIR}/resources")
set(RES_USER_DIR "$ENV{HOME}/.config/bar")

set(RES_DST_FILES "")
set(USER_DST_FILES "")

foreach(RES_FILE IN LISTS RES_CSS_FILES)
    get_filename_component(RES_NAME "${RES_FILE}" NAME)
    set(RES_DST "${RES_BUILD_DIR}/${RES_NAME}")
    set(USER_DST "${RES_USER_DIR}/${RES_NAME}")

    list(APPEND RES_DST_FILES "${RES_DST}")
    list(APPEND USER_DST_FILES "${USER_DST}")

    add_custom_command(
        OUTPUT "${RES_DST}" "${USER_DST}"
        COMMAND ${CMAKE_COMMAND} -E make_directory "${RES_BUILD_DIR}"
        COMMAND ${CMAKE_COMMAND} -E make_directory "${RES_USER_DIR}"
        COMMAND ${CMAKE_COMMAND} -E copy_if_different "${RES_FILE}" "${RES_DST}"
        COMMAND ${CMAKE_COMMAND} -E copy_if_different "${RES_FILE}" "${USER_DST}"
        DEPENDS "${RES_FILE}"
        COMMENT "Copy ${RES_NAME} to build and config directories"
        VERBATIM
    )
endforeach()

add_custom_target(copy_resources ALL DEPENDS ${RES_DST_FILES} ${USER_DST_FILES})
add_dependencies(bar copy_resources)