# NOTE: When adding examples here, add them to the list in doc/libraries.dox as well!

# These we install alongside the main binaries
set(MAINCLIENTS)
if(BUILD_WITH_OPENCV)
    list(APPEND MAINCLIENTS Imaging)
endif()

# These are "extra"
set(CLIENTS
    AnalogCallback
    ButtonCallback
    TrackerCallback
    DisplayParameter
    EyeTracker
    Location2D
    Direction
    Locomotion
    MinimalInit
    TrackerState
    ServerAutoStart
    ViewerEyeSurfaces
    Skeleton)

set(LIB_c osvrClientKit)
set(LIB_cpp osvrClientKitCpp)
foreach(name ${MAINCLIENTS} ${CLIENTS})
    foreach(suffix c cpp)
        if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/${name}.${suffix}")
            add_executable(${name}_${suffix} ${name}.${suffix})
            target_link_libraries(${name}_${suffix} ${LIB_${suffix}})
            set_target_properties(${name}_${suffix} PROPERTIES
                FOLDER "OSVR Example Clients")
        endif()
    endforeach()
endforeach()

if(BUILD_WITH_OPENCV)
    target_link_libraries(Imaging_cpp opencv_core opencv_highgui)
endif()
target_link_libraries(ViewerEyeSurfaces_cpp osvr_cxx11_flags)

foreach(name ${MAINCLIENTS})
    if(TARGET ${name}_cpp)
        install(TARGETS ${name}_cpp
            RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} COMPONENT ExampleClients)
    endif()
    if(TARGET ${name}_c)
        if(NOT WIN32)
            set_target_properties(${name}_c PROPERTIES
                INSTALL_RPATH "${CMAKE_INSTALL_RPATH};${EXTRABINARIES_INSTALL_RPATH}")
        endif()
        install(TARGETS ${name}_c
            RUNTIME DESTINATION ${EXTRA_SAMPLE_BINDIR} COMPONENT ExtraSampleBinaries)
    endif()
endforeach()

foreach(name ${CLIENTS})
    if(TARGET ${name}_cpp)
        if(NOT WIN32)
            set_target_properties(${name}_cpp PROPERTIES
                INSTALL_RPATH "${CMAKE_INSTALL_RPATH};${EXTRABINARIES_INSTALL_RPATH}")
        endif()
        install(TARGETS ${name}_cpp
            RUNTIME DESTINATION ${EXTRA_SAMPLE_BINDIR} COMPONENT ExtraSampleBinaries)
    endif()
    if(TARGET ${name}_c)
        if(NOT WIN32)
            set_target_properties(${name}_c PROPERTIES
                INSTALL_RPATH "${CMAKE_INSTALL_RPATH};${EXTRABINARIES_INSTALL_RPATH}")
        endif()
        install(TARGETS ${name}_c
            RUNTIME DESTINATION ${EXTRA_SAMPLE_BINDIR} COMPONENT ExtraSampleBinaries)
    endif()
endforeach()

###
# Some examples should be run as tests
add_test(NAME DisplayParameter_runs
    COMMAND DisplayParameter_cpp)

add_subdirectory(opengl-sdl)

if(BUILD_TESTING)
    ###
    # Set up self-contained example test
    set(CONFIG_FLAGS "-Dosvr_DIR=${PROJECT_BINARY_DIR}")
    set(BUILD_FLAGS)
    if(MSVC)
    # TODO this is really for any multi-config generators, not just MSVC
        set(BUILD_FLAGS --config $<CONFIGURATION>)
    endif()
    if(CMAKE_GENERATOR_TOOLSET)
        set(CONFIG_FLAGS "${CONFIG_FLAGS} -T \"${CMAKE_GENERATOR_TOOLSET}\"")
    endif()

    configure_file(selfcontained_test.cmake "${CMAKE_CURRENT_BINARY_DIR}/selfcontained_test.cmake" @ONLY)
    add_test(NAME StandaloneClientBuilds
        COMMAND
        "${CMAKE_COMMAND}"
        "-DCONFIG_FLAGS=${CONFIG_FLAGS}"
        "-DSOURCE_DIR=${CMAKE_CURRENT_SOURCE_DIR}/selfcontained"
        "-DBUILD_FLAGS=${BUILD_FLAGS}"
        -P "${CMAKE_CURRENT_BINARY_DIR}/selfcontained_test.cmake"
        WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
endif()