package ILMT::HIN::PAN::PickOneMorph;
use strict;
use warnings;
use Dir::Self;
use Data::Dumper;
use ILMT::HIN::PAN::SSFAPI::feature_filter;
use ILMT::HIN::PAN::SSFAPI::shakti_tree_api;

sub prune_default{

        # Keep the first FS in the case of more than one
        my $sent=$_[0];
        my($parent);
        my($fs,@attr,@index);
        @index = get_leaves($sent);

        for(my $i=0 ; $i<=$#index ; $i++)
        {
                my ($f0,$f1,$f2,$f3,$f4) = get_fields($index[$i],$sent);
                my $fs_ptr = read_FS($f4,$sent);

                #first, update all the category in the FS based on the POS

                my $num_of_fs = get_num_fs($fs_ptr,$sent);
                if($num_of_fs > 1)
                {
                        for(my $j = 2; $j <= $num_of_fs; $j++)
                        {
                               my $ret=prune_FS("",$j,$fs_ptr,$sent);
                        }
                }

                my $string=make_string($fs_ptr,$sent);
                modify_field($index[$i],4,$string,$sent);
        }
}

sub process {
    my %par = @_;
    my $input = $par{'data'};

    read_story(\$input);
    my $result;

    my $numBody = get_bodycount();
    my $body;
    for(my($bodyNum)=1;$bodyNum<=$numBody;$bodyNum++) {
        $body = get_body($bodyNum,$body);
        # Count the number of Paragraphs in the story
        my($numPara) = get_paracount($body);
        # Iterate through paragraphs in the story
        for(my($i)=1;$i<=$numPara;$i++)
        {
            my($para);
            # Read Paragraph
            $para = get_para($i);
            # Count the number of sentences in this paragraph
            my($numSent) = get_sentcount($para);
            #print $numSent."\n";
            # Iterate through sentences in the paragraph
            for(my($j)=1;$j<=$numSent;$j++)
            {
                #print " ... Processing sent $j\n";
                # Read the sentence which is in SSF format
                my($sent) = get_sent($para,$j);
                #       print_tree($sent);
                prune_default($sent);
            }
        }
    }
    open OUTFILE, '>', \$result  or die $!;
    select(OUTFILE);
    printstory();
    select(STDOUT);
    return $result;
}

1;