# Copyright (c)  2022-2023  Xiaomi Corporation
message(STATUS "CMAKE_SYSTEM_NAME: ${CMAKE_SYSTEM_NAME}")
message(STATUS "CMAKE_SYSTEM_PROCESSOR: ${CMAKE_SYSTEM_PROCESSOR}")
message(STATUS "CMAKE_VS_PLATFORM_NAME: ${CMAKE_VS_PLATFORM_NAME}")

if(NOT CMAKE_SYSTEM_NAME STREQUAL Windows)
  message(FATAL_ERROR "This file is for Windows only. Given: ${CMAKE_SYSTEM_NAME}")
endif()

if(NOT (CMAKE_VS_PLATFORM_NAME STREQUAL X64 OR CMAKE_VS_PLATFORM_NAME STREQUAL x64))
  message(FATAL_ERROR "This file is for Windows x64 only. Given: ${CMAKE_VS_PLATFORM_NAME}")
endif()

if(NOT BUILD_SHARED_LIBS)
  message(FATAL_ERROR "This file is for building shared libraries. BUILD_SHARED_LIBS: ${BUILD_SHARED_LIBS}")
endif()

if(NOT SHERPA_ONNX_ENABLE_DIRECTML)
  message(FATAL_ERROR "This file is for DirectML. Given SHERPA_ONNX_ENABLE_DIRECTML: ${SHERPA_ONNX_ENABLE_DIRECTML}")
endif()

set(onnxruntime_URL  "https://globalcdn.nuget.org/packages/microsoft.ml.onnxruntime.directml.1.14.1.nupkg")
set(onnxruntime_URL2 "https://hf-mirror.com/csukuangfj/sherpa-onnx-cmake-deps/resolve/main/microsoft.ml.onnxruntime.directml.1.14.1.nupkg")
set(onnxruntime_HASH "SHA256=c8ae7623385b19cd5de968d0df5383e13b97d1b3a6771c9177eac15b56013a5a")

# If you don't have access to the Internet,
# please download onnxruntime to one of the following locations.
# You can add more if you want.
set(possible_file_locations
    $ENV{HOME}/Downloads/microsoft.ml.onnxruntime.directml.1.14.1.nupkg
    ${PROJECT_SOURCE_DIR}/microsoft.ml.onnxruntime.directml.1.14.1.nupkg
    ${PROJECT_BINARY_DIR}/microsoft.ml.onnxruntime.directml.1.14.1.nupkg
    /tmp/microsoft.ml.onnxruntime.directml.1.14.1.nupkg
)

foreach(f IN LISTS possible_file_locations)
  if(EXISTS ${f})
    set(onnxruntime_URL  "${f}")
    file(TO_CMAKE_PATH "${onnxruntime_URL}" onnxruntime_URL)
    message(STATUS "Found local downloaded onnxruntime: ${onnxruntime_URL}")
    set(onnxruntime_URL2)
    break()
  endif()
endforeach()

FetchContent_Declare(onnxruntime
  URL
    ${onnxruntime_URL}
    ${onnxruntime_URL2}
  URL_HASH          ${onnxruntime_HASH}
)

FetchContent_GetProperties(onnxruntime)
if(NOT onnxruntime_POPULATED)
  message(STATUS "Downloading onnxruntime from ${onnxruntime_URL}")
  FetchContent_Populate(onnxruntime)
endif()
message(STATUS "onnxruntime is downloaded to ${onnxruntime_SOURCE_DIR}")

find_library(location_onnxruntime onnxruntime
  PATHS
  "${onnxruntime_SOURCE_DIR}/runtimes/win-x64/native"
  NO_CMAKE_SYSTEM_PATH
)

message(STATUS "location_onnxruntime: ${location_onnxruntime}")

add_library(onnxruntime SHARED IMPORTED)

set_target_properties(onnxruntime PROPERTIES
  IMPORTED_LOCATION ${location_onnxruntime}
  INTERFACE_INCLUDE_DIRECTORIES "${onnxruntime_SOURCE_DIR}/build/native/include"
)

set_property(TARGET onnxruntime
  PROPERTY
    IMPORTED_IMPLIB "${onnxruntime_SOURCE_DIR}/runtimes/win-x64/native/onnxruntime.lib"
)

file(COPY ${onnxruntime_SOURCE_DIR}/runtimes/win-x64/native/onnxruntime.dll
  DESTINATION
    ${CMAKE_BINARY_DIR}/bin/${CMAKE_BUILD_TYPE}
)

file(GLOB onnxruntime_lib_files "${onnxruntime_SOURCE_DIR}/runtimes/win-x64/native/onnxruntime.*")

message(STATUS "onnxruntime lib files: ${onnxruntime_lib_files}")

if(SHERPA_ONNX_ENABLE_PYTHON)
  install(FILES ${onnxruntime_lib_files} DESTINATION ..)
else()
  install(FILES ${onnxruntime_lib_files} DESTINATION lib)
endif()

install(FILES ${onnxruntime_lib_files} DESTINATION bin)

# Setup DirectML

set(directml_URL "https://www.nuget.org/api/v2/package/Microsoft.AI.DirectML/1.15.0")
set(directml_HASH "SHA256=10d175f8e97447712b3680e3ac020bbb8eafdf651332b48f09ffee2eec801c23")

set(possible_directml_file_locations
    $ENV{HOME}/Downloads/Microsoft.AI.DirectML.1.15.0.nupkg
    ${PROJECT_SOURCE_DIR}/Microsoft.AI.DirectML.1.15.0.nupkg
    ${PROJECT_BINARY_DIR}/Microsoft.AI.DirectML.1.15.0.nupkg
    /tmp/Microsoft.AI.DirectML.1.15.0.nupkg
)

foreach(f IN LISTS possible_directml_file_locations)
  if(EXISTS ${f})
    set(directml_URL  "${f}")
    file(TO_CMAKE_PATH "${directml_URL}" directml_URL)
    message(STATUS "Found local downloaded DirectML: ${directml_URL}")
    break()
  endif()
endforeach()

FetchContent_Declare(directml
  URL
    ${directml_URL}
  URL_HASH ${directml_HASH}
)

FetchContent_GetProperties(directml)
if(NOT directml_POPULATED)
  message(STATUS "Downloading DirectML from ${directml_URL}")
  FetchContent_Populate(directml)
endif()
message(STATUS "DirectML is downloaded to ${directml_SOURCE_DIR}")

find_library(location_directml DirectML
  PATHS
  "${directml_SOURCE_DIR}/bin/x64-win"
  NO_CMAKE_SYSTEM_PATH
)

message(STATUS "location_directml: ${location_directml}")

add_library(directml SHARED IMPORTED)

set_target_properties(directml PROPERTIES
  IMPORTED_LOCATION ${location_directml}
  INTERFACE_INCLUDE_DIRECTORIES "${directml_SOURCE_DIR}/bin/x64-win"
)

set_property(TARGET directml
  PROPERTY
    IMPORTED_IMPLIB "${directml_SOURCE_DIR}/bin/x64-win/DirectML.lib"
)

file(COPY ${directml_SOURCE_DIR}/bin/x64-win/DirectML.dll
  DESTINATION
    ${CMAKE_BINARY_DIR}/bin/${CMAKE_BUILD_TYPE}
)

file(GLOB directml_lib_files "${directml_SOURCE_DIR}/bin/x64-win/DirectML.*")

message(STATUS "DirectML lib files: ${directml_lib_files}")

install(FILES ${directml_lib_files} DESTINATION lib)
install(FILES ${directml_lib_files} DESTINATION bin)