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#!/usr/bin/env perl
use strict;
use warnings;
use 5.010;
use File::Slurp qw(read_file write_file);
use JSON;
my $json_str = read_file('stations.json');
my $stations = JSON->new->utf8->decode($json_str);
@{$stations} = sort { $a->{name} cmp $b->{name} } @{$stations};
my $have_duplicates = 0;
my @names = map { $_->{name} } @{$stations};
my @ds100
= map { $_->{ds100} } sort { $a->{ds100} cmp $b->{ds100} } @{$stations};
my @eva_ids = map { $_->{eva} } sort { $a->{eva} <=> $b->{eva} } @{$stations};
for my $i ( 1 .. $#ds100 ) {
if ( $ds100[ $i - 1 ] eq $ds100[$i] ) {
say "Duplicate DS100 code: $ds100[$i]";
$have_duplicates = 1;
}
}
for my $i ( 1 .. $#eva_ids ) {
if ( $eva_ids[ $i - 1 ] == $eva_ids[$i] ) {
say "Duplicate EVA ID: $eva_ids[$i]";
$have_duplicates = 1;
}
}
if ($have_duplicates) {
say "Thank you for your contribution.";
say "Please remove duplicate entries before opening a pull request.";
}
for my $station ( @{$stations} ) {
$station->{eva} = 0 + $station->{eva};
if ( $station->{latlong}
and $station->{latlong}[0] == 0
and $station->{latlong}[1] == 0 )
{
$station->{latlong} = undef;
}
elsif ( not exists $station->{latlong} ) {
$station->{latlong} = undef;
}
}
my $json_out = JSON->new->utf8->canonical->pretty->encode($stations);
write_file( 'stations.json', $json_out );
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