! (C) Copyright 2005- ECMWF.
!
! This software is licensed under the terms of the Apache Licence Version 2.0
! which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
!
! In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
! virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
!
!
!
! Description: How to copy all the values in the data section that are present in the same
!              position in the data tree and with the same number of values to the output handle
!
!

program bufr_encode
   use eccodes
   implicit none
   integer                                       :: iret
   integer                                       :: outfile
   integer                                       :: ifile
   integer                                       :: ibufr
   integer                                       :: ibufrin
   integer(kind=4), dimension(:), allocatable    :: ivalues
   integer, parameter                            :: max_strsize = 200
   character(len=max_strsize)                    :: infile_name
   character(len=max_strsize)                    :: outfile_name

   call codes_bufr_new_from_samples(ibufr, 'BUFR3', iret)
   call getarg(1, infile_name)
   call getarg(2, outfile_name)
   call codes_open_file(ifile, infile_name, 'r')
   call codes_bufr_new_from_file(ifile, ibufrin)

   if (iret /= CODES_SUCCESS) then
      print *, 'ERROR creating BUFR from BUFR3'
      stop 1
   end if
   if (allocated(ivalues)) deallocate (ivalues)
   allocate (ivalues(69))
   ivalues = (/ &
             0, 0, 0, 0, 0, 0, 0, 0, 0, 0, &
             0, 0, 0, 0, 0, 0, 0, 0, 0, 0, &
             0, 0, 0, 1, 1, 1, 1, 1, 1, 1, &
             1, 1, 1, 1, 1, 1, 1, 1, 1, 1, &
             1, 1, 1, 1, 1, 0, 1, 1, 1, 1, &
             1, 1, 1, 1, 1, 1, 1, 1, 1, 1, &
             1, 1, 1, 1, 1, 1, 1, 1, 0/)
   call codes_set(ibufr, 'inputDataPresentIndicator', ivalues)
   call codes_set(ibufr, 'edition', 3)
   call codes_set(ibufr, 'masterTableNumber', 0)
   call codes_set(ibufr, 'bufrHeaderSubCentre', 0)
   call codes_set(ibufr, 'bufrHeaderCentre', 98)
   call codes_set(ibufr, 'updateSequenceNumber', 1)
   call codes_set(ibufr, 'dataCategory', 0)
   call codes_set(ibufr, 'dataSubCategory', 140)
   call codes_set(ibufr, 'masterTablesVersionNumber', 13)
   call codes_set(ibufr, 'localTablesVersionNumber', 1)
   call codes_set(ibufr, 'typicalYearOfCentury', 15)
   call codes_set(ibufr, 'typicalMonth', 5)
   call codes_set(ibufr, 'typicalDay', 4)
   call codes_set(ibufr, 'typicalHour', 9)
   call codes_set(ibufr, 'typicalMinute', 30)
   call codes_set(ibufr, 'numberOfSubsets', 1)
   call codes_set(ibufr, 'observedData', 1)
   call codes_set(ibufr, 'compressedData', 0)
   if (allocated(ivalues)) deallocate (ivalues)
   allocate (ivalues(43))
   ivalues = (/ &
             307011, 7006, 10004, 222000, 101023, 31031, 1031, 1032, 101023, 33007, &
             225000, 236000, 101023, 31031, 1031, 1032, 8024, 101001, 225255, 225000, &
             236000, 101023, 31031, 1031, 1032, 8024, 101001, 225255, &
             1063, 2001, 4001, 4002, 4003, 4004, 4005, 5002, &
             6002, 7001, 7006, 11001, 11016, 11017, 11002/)
   call codes_set(ibufr, 'unexpandedDescriptors', ivalues)

   call codes_set(ibufrin, 'unpack', 1)

   call codes_bufr_copy_data(ibufrin, ibufr)

   call codes_open_file(outfile, outfile_name, 'w')
   call codes_write(ibufr, outfile)
   call codes_close_file(outfile)
   call codes_release(ibufr)
end program bufr_encode