CMakeLists.txt

cmake_minimum_required(VERSION 3.15)
project(
    ZumaHD
    LANGUAGES C
    VERSION 0.1.0
)

set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)

set(isBassFound)
set(isBassFxFound)

find_library (isBassFound bass NO_CACHE PATHS "${PROJECT_SOURCE_DIR}/lib/bass")
message(STATUS ${isBassFound})
if (${isBassFound} STREQUAL "isBassFound-NOTFOUND")
    message(STATUS "Downloading bass...")

    set(bassLibBaseUrl "https://www.un4seen.com/files")
    if (${CMAKE_SYSTEM_NAME} STREQUAL "Darwin")
        set(bassLibTag "bass24-osx")
    elseif (${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
        set(bassLibTag "bass24")
    elseif (${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
        set(bassLibTag "bass24-linux")
    else ()
        message(FATAL_ERROR "Unsupported OS. Download BASS LIB manually")
    endif()

    file(DOWNLOAD "${bassLibBaseUrl}/${bassLibTag}.zip" "${PROJECT_SOURCE_DIR}/lib/bass.zip" SHOW_PROGRESS)
    file(ARCHIVE_EXTRACT INPUT "${PROJECT_SOURCE_DIR}/lib/bass.zip" DESTINATION "${PROJECT_SOURCE_DIR}/lib/bass")
    find_library (isBassFound bass NO_CACHE PATHS "${PROJECT_SOURCE_DIR}/lib/bass")
endif()


find_library (isBassFxFound bass_fx NO_CACHE PATHS "${PROJECT_SOURCE_DIR}/lib/bass-fx")
if (${isBassFxFound} STREQUAL isBassFxFound-NOTFOUND)
    message(STATUS "Downloading bass fx...")

    set(bassLibBaseUrl "https://www.un4seen.com/files/z/0")
    if (${CMAKE_SYSTEM_NAME} STREQUAL "Darwin")
        set(bassLibTag "bass_fx24-osx")
    elseif (${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
        set(bassLibTag "bass_fx24")
    elseif (${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
        set(bassLibTag "bass_fx24-linux")
    else ()
        message(FATAL_ERROR "Unsupported OS. Download BASS FX LIB manually")
    endif()

    file(DOWNLOAD "${bassLibBaseUrl}/${bassLibTag}.zip" "${PROJECT_SOURCE_DIR}/lib/bass-fx.zip" SHOW_PROGRESS)
    file(ARCHIVE_EXTRACT INPUT "${PROJECT_SOURCE_DIR}/lib/bass-fx.zip" DESTINATION "${PROJECT_SOURCE_DIR}/lib/bass-fx")
    find_library (isBassFxFound bass_fx NO_CACHE PATHS "${PROJECT_SOURCE_DIR}/lib/bass-fx")
endif()

include(FetchContent)

message("Fetching expat")
FetchContent_Declare(
    expat
    GIT_REPOSITORY https://github.com/libexpat/libexpat.git
    GIT_TAG        d8f43d6757af5ca5aae6cc185d6481f37f6c3be2
)

FetchContent_MakeAvailable(expat)

set(EXPAT_BUILD_DOCS OFF)
set(EXPAT_BUILD_TOOLS OFF)
add_subdirectory(${expat_SOURCE_DIR}/expat ${expat_BINARY_DIR})

message("Fetching sdl2")
FetchContent_Declare(
    sdl2
    GIT_REPOSITORY https://github.com/libsdl-org/SDL.git
    GIT_TAG        SDL2
)

FetchContent_MakeAvailable(sdl2)

message("Fetching sdl2 image")
FetchContent_Declare(
    sdl2_image
    GIT_REPOSITORY https://github.com/libsdl-org/SDL_image.git
    GIT_TAG        SDL2
)

set(SDL2IMAGE_SAMPLES OFF)
FetchContent_MakeAvailable(sdl2_image)

message("Fetching SDL2_ttf")
FetchContent_Declare(
    sdl2_ttf
    GIT_REPOSITORY https://github.com/libsdl-org/SDL_ttf.git
    GIT_TAG        SDL2
)
FetchContent_MakeAvailable(sdl2_ttf)

FILE(GLOB_RECURSE SOURCES RELATIVE ${PROJECT_SOURCE_DIR} "src/*.c")

add_executable(
    ZumaHD
    ${SOURCES}
        src/global/HQC_Key.h
        src/zuma/FloatingText.h
        src/zuma/FloatingText.c
        src/zuma/Statistics.c
        src/zuma/Statistics.h
        src/zuma/ecs/World.h
        src/zuma/ecs/System.h
        src/zuma/ecs/World.c
        src/zuma/components/PositionComponent.h
        src/zuma/entities/FrogEntity.c
        src/zuma/systems/SpriteDrawSystem.h
        src/zuma/systems/SpriteDrawSystem.c
        src/zuma/ecs/Entity.h
        src/zuma/systems/HudSystem.c
        src/zuma/components/FrogComponent.h
        src/zuma/components/ComponentID.h
        src/zuma/components/HudComponent.h
        src/zuma/systems/FrogSystem.c
)

target_include_directories(
    ZumaHD PUBLIC
    "${PROJECT_BINARY_DIR}"
    "${PROJECT_SOURCE_DIR}/src"
    "${PROJECT_SOURCE_DIR}/lib/bass"
    "${PROJECT_SOURCE_DIR}/lib/bass-fx"

    "${expat_SOURCE_DIR}/expat/lib"
    "${sdl2_SOURCE_DIR}/include"
    "${sdl2_image_SOURCE_DIR}/include"
    "${sdl2_ttf_SOURCE_DIR}"
)

link_directories(
    ${PROJECT_SOURCE_DIR}/lib/bass/c
    ${PROJECT_SOURCE_DIR}/lib/bass-fx/C
)

target_link_libraries(
    ZumaHD PRIVATE
    SDL2
    SDL2_image
    SDL2_ttf

    ${isBassFound}
    ${isBassFxFound}
    
    expat
)

# Copy DLLs needed for runtime on Windows
if (WIN32)
    if(BUILD_SHARED_LIBS)
        add_custom_command(TARGET ZumaHD POST_BUILD
            COMMAND ${CMAKE_COMMAND} -E copy_if_different
            ${PROJECT_SOURCE_DIR}/lib/bass/x64/bass.dll
            ${PROJECT_SOURCE_DIR}/lib/bass-fx/x64/bass_fx.dll
            $<TARGET_FILE_DIR:ZumaHD>)
    endif()
endif()

add_custom_command(TARGET ${PROJECT_NAME}  POST_BUILD
        COMMAND ${CMAKE_COMMAND} -E copy_directory
                ${CMAKE_CURRENT_SOURCE_DIR}/content
                ${CMAKE_CURRENT_BINARY_DIR}/bin)