collections-example-fortran.f90

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!
! Copyright (c) 2013--2020, Regents of the University of Minnesota.
! All rights reserved.
!
! Contributors:
!    Ryan S. Elliott
!

module error
  use, intrinsic :: iso_c_binding
  implicit none

  public

contains
  recursive subroutine my_error(message)
    implicit none
    character(len=*, kind=c_char), intent(in) :: message

    print *, "* Error : ", trim(message)
    stop 1
  end subroutine my_error
end module error

module utilities
  implicit none

  public

contains
  subroutine dirs_for_collection(collection, col)
    use, intrinsic :: iso_c_binding
    use kim_collections_module
    use kim_collection_module
    use kim_collection_item_type_module
    implicit none
    type(kim_collection_type), intent(in) :: collection
    type(kim_collections_handle_type), intent(inout) :: col

    integer(c_int) ierr
    integer(c_int) i
    integer(c_int) extent
    character(len=2048, kind=c_char) coll_str
    character(len=2048, kind=c_char) item_type_str
    character(len=2048, kind=c_char) dir_str

    call kim_cache_list_of_directory_names( &
      col, collection, kim_collection_item_type_model_driver, extent, ierr)
    call kim_to_string(collection, coll_str)
    call kim_to_string(kim_collection_item_type_model_driver, item_type_str)
    print '(A,":",A," :")', trim(coll_str), trim(item_type_str)

    do i = 1, extent
      call kim_get_directory_name(col, i, dir_str, ierr)
      print '(A,A)', achar(9), trim(dir_str)
    end do

    call kim_cache_list_of_directory_names( &
      col, collection, kim_collection_item_type_portable_model, extent, ierr)
    call kim_to_string(collection, coll_str)
    call kim_to_string(kim_collection_item_type_portable_model, item_type_str)
    print '(A,":",A," :")', trim(coll_str), trim(item_type_str)

    do i = 1, extent
      call kim_get_directory_name(col, i, dir_str, ierr)
      print '(A,A)', achar(9), trim(dir_str)
    end do

    call kim_cache_list_of_directory_names( &
      col, collection, kim_collection_item_type_simulator_model, extent, ierr)
    call kim_to_string(collection, coll_str)
    call kim_to_string(kim_collection_item_type_simulator_model, item_type_str)
    print '(A,":",A," :")', trim(coll_str), trim(item_type_str)

    do i = 1, extent
      call kim_get_directory_name(col, i, dir_str, ierr)
      print '(A,A)', achar(9), trim(dir_str)
    end do
  end subroutine dirs_for_collection

  subroutine names_for_collection(kc, col)
    use, intrinsic :: iso_c_binding
    use kim_collections_module
    use kim_collection_module
    use kim_collection_item_type_module
    implicit none
    type(kim_collection_type), intent(in) :: kc
    type(kim_collections_handle_type), intent(inout) :: col

    integer(c_int) ierr
    integer(c_int) i
    integer(c_int) extent
    character(len=2048, kind=c_char) coll_str
    character(len=2048, kind=c_char) item_type_str
    character(len=2048, kind=c_char) name_str

    call kim_cache_list_of_item_names_by_collection_and_type( &
      col, kc, kim_collection_item_type_model_driver, extent, ierr)
    call kim_to_string(kc, coll_str)
    call kim_to_string(kim_collection_item_type_model_driver, item_type_str)
    print '(A,":",A," :")', trim(coll_str), trim(item_type_str)

    do i = 1, extent
      call kim_get_item_name_by_collection_and_type(col, i, name_str, ierr)
      print '(A,A)', achar(9), trim(name_str)
    end do

    call kim_cache_list_of_item_names_by_collection_and_type( &
      col, kc, kim_collection_item_type_portable_model, extent, ierr)
    call kim_to_string(kc, coll_str)
    call kim_to_string(kim_collection_item_type_portable_model, item_type_str)
    print '(A,":",A," :")', trim(coll_str), trim(item_type_str)

    do i = 1, extent
      call kim_get_item_name_by_collection_and_type(col, i, name_str, ierr)
      print '(A,A)', achar(9), trim(name_str)
    end do

    call kim_cache_list_of_item_names_by_collection_and_type( &
      col, kc, kim_collection_item_type_simulator_model, extent, ierr)
    call kim_to_string(kc, coll_str)
    call kim_to_string(kim_collection_item_type_simulator_model, item_type_str)
    print '(A,":",A," :")', trim(coll_str), trim(item_type_str)

    do i = 1, extent
      call kim_get_item_name_by_collection_and_type(col, i, name_str, ierr)
      print '(A,A)', achar(9), trim(name_str)
    end do
  end subroutine names_for_collection
end module utilities

!-------------------------------------------------------------------------------
!
! Main program
!
!-------------------------------------------------------------------------------
program collections_example_fortran
  use, intrinsic :: iso_c_binding
  use error
  use utilities
  use kim_collection_module
  use kim_collection_item_type_module
  use kim_collections_module
  implicit none

  integer(c_int) :: ierr
  integer(c_int) :: extent
  integer(c_int) :: i
  type(kim_collections_handle_type) :: col
  type(kim_collection_type) col_t
  type(kim_collection_item_type_type) it
  character(len=2048, kind=c_char) project_name
  character(len=2048, kind=c_char) sem_ver
  character(len=2048, kind=c_char) name
  character(len=2048, kind=c_char) value
  character(len=2048, kind=c_char) file_name
  integer(c_long) file_length
  integer(c_int) available_as_string
  integer(c_signed_char) file_raw_data(10000)
  character(len=10000, kind=c_char) file_string
  character(len=2048, kind=c_char) item_type_str

  call kim_collections_create(col, ierr)

  if (ierr /= 0) then
    call my_error("Unable to create collections object.")
  end if

  call kim_get_project_name_and_sem_ver(col, project_name, sem_ver)
  print *, "Project : ", trim(project_name)
  print *, "semVer  : ", trim(sem_ver)
  print *, ""

  it = kim_collection_item_type_model_driver
  call kim_get_environment_variable_name(col, it, name, ierr)
  call kim_to_string(it, item_type_str)
  print '(A," env name : ",A)', trim(item_type_str), trim(name)
  print *, ""

  it = kim_collection_item_type_portable_model
  call kim_get_environment_variable_name(col, it, name, ierr)
  call kim_to_string(it, item_type_str)
  print '(A," env name : ",A)', trim(item_type_str), trim(name)
  print *, ""

  it = kim_collection_item_type_simulator_model
  call kim_get_environment_variable_name(col, it, name, ierr)
  call kim_to_string(it, item_type_str)
  print '(A," env name : ",A)', trim(item_type_str), trim(name)
  print *, ""

  call kim_get_configuration_file_environment_variable(col, name, value)
  print '("config file env name  : ",A)', trim(name)
  print '("config file env value : ",A)', trim(value)
  print *, ""

  call kim_get_configuration_file_name(col, file_name)
  print '("config file name : ",A)', trim(file_name)
  print *, ""

  call dirs_for_collection(kim_collection_system, col)
  call dirs_for_collection(kim_collection_user, col)
  call dirs_for_collection(kim_collection_environment_variable, col)
  call dirs_for_collection(kim_collection_current_working_directory, col)
  print *, ""

  call names_for_collection(kim_collection_system, col)
  call names_for_collection(kim_collection_user, col)
  call names_for_collection(kim_collection_environment_variable, col)
  call names_for_collection(kim_collection_current_working_directory, col)
  print *, ""

  it = kim_collection_item_type_model_driver
  call kim_cache_list_of_item_names_by_type(col, it, extent, ierr)
  call kim_to_string(it, item_type_str)
  print '(A," :")', trim(item_type_str)
  do i = 1, extent
    call kim_get_item_name_by_type(col, i, name, ierr)
    print '(A,A)', achar(9), trim(name)
  end do

  it = kim_collection_item_type_portable_model
  call kim_cache_list_of_item_names_by_type(col, it, extent, ierr)
  call kim_to_string(it, item_type_str)
  print '(A," :")', trim(item_type_str)
  do i = 1, extent
    call kim_get_item_name_by_type(col, i, name, ierr)
    print '(A,A)', achar(9), trim(name)
  end do

  it = kim_collection_item_type_simulator_model
  call kim_cache_list_of_item_names_by_type(col, it, extent, ierr)
  call kim_to_string(it, item_type_str)
  print '(A," :")', trim(item_type_str)
  do i = 1, extent
    call kim_get_item_name_by_type(col, i, name, ierr)
    print '(A,A)', achar(9), trim(name)
  end do

  call kim_get_item_library_file_name_and_collection( &
    col, it, trim("Sim_LAMMPS_LJcut_AkersonElliott_Alchemy_PbAu"), name, &
    col_t, ierr)
  if (ierr /= 0) then
    print '(A)', "Error from GetItemLibraryFileNameAndCollection"
  else
    call kim_to_string(col_t, value)
    print '(A,A,A,A,A,A)', &
      "Simulator Model Sim_LAMMPS_LJcut_AkersonElliott_Alchemy_PbAu ", &
      "has library name '", trim(name), "' and is part of the '", &
      trim(value), "' collection."
  end if

  call kim_cache_list_of_item_metadata_files( &
    col, it, trim("Sim_LAMMPS_LJcut_AkersonElliott_Alchemy_PbAu"), extent, ierr)
  if (ierr /= 0) then
    print '(A)', "Error from CacheListOfItemMetadataFiles"
  else
    do i = 1, extent
      call kim_get_item_metadata_file_length(col, i, file_length, &
                                             available_as_string, ierr)
      call kim_get_item_metadata_file_values(col, i, file_name, &
                                             file_raw_data, file_string, ierr)
      print '(A,I2,A,A,A,I6)', "Metadata File ", i, ", ", trim(file_name), &
        ", is of length", file_length
      print '(A)', trim(file_string)
    end do
  end if

  call kim_collections_destroy(col)

end program collections_example_fortran