# Locate an optional MsQuic installation without pulling in a second TLS runtime.
#
# The project supports either:
#   -DCMVR_MSQUIC_ROOT=/path/to/msquic/prefix
# or a package placed below:
#   dependency/<arch>/third_party/msquic/<version>/
#
# Result:
#   MsQuic_FOUND
#   MsQuic::msquic

include_guard(GLOBAL)

set(CMVR_MSQUIC_ROOT "" CACHE PATH "MsQuic installation prefix")

set(_cmvr_msquic_hints)
if(CMVR_MSQUIC_ROOT)
    list(APPEND _cmvr_msquic_hints "${CMVR_MSQUIC_ROOT}")
endif()

if(DEFINED PROJECT_SOURCE_DIR AND DEFINED ARCH)
    file(GLOB _cmvr_msquic_bundled_roots LIST_DIRECTORIES true
        "${PROJECT_SOURCE_DIR}/dependency/${ARCH}/third_party/msquic/*")
    list(APPEND _cmvr_msquic_hints
        "${PROJECT_SOURCE_DIR}/dependency/${ARCH}/third_party/msquic"
        ${_cmvr_msquic_bundled_roots})
endif()

find_path(MsQuic_INCLUDE_DIR
    NAMES msquic.h
    HINTS ${_cmvr_msquic_hints}
    PATH_SUFFIXES include)

find_library(MsQuic_LIBRARY
    NAMES msquic libmsquic
    HINTS ${_cmvr_msquic_hints}
    PATH_SUFFIXES lib lib64 bin)

include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(MsQuic
    REQUIRED_VARS MsQuic_INCLUDE_DIR MsQuic_LIBRARY)

if(MsQuic_FOUND AND NOT TARGET MsQuic::msquic)
    add_library(MsQuic::msquic UNKNOWN IMPORTED)
    set_target_properties(MsQuic::msquic PROPERTIES
        IMPORTED_LOCATION "${MsQuic_LIBRARY}"
        INTERFACE_INCLUDE_DIRECTORIES "${MsQuic_INCLUDE_DIR}")
endif()

mark_as_advanced(MsQuic_INCLUDE_DIR MsQuic_LIBRARY)