#!/usr/bin/perl -w

use File::Basename;
use POSIX qw(strftime);
use strict;

my @filenames = ( 'FHEM/46_TeslaPowerwall2AC.pm',
                  'lib/FHEM/Devices/Tesla/Powerwall.pm'   
                );

my $controlsfile = 'controls_TeslaPowerwall2AC.txt';

open(FH, ">$controlsfile") || return("Can't open $controlsfile: $!");

for my  $filename (@filenames) {
    my @statOutput = stat($filename);

    if (scalar @statOutput != 13) {
        printf 'error: stat has unexpected return value for ' . $filename . "\n";
        next;
    }

    my $mtime = $statOutput[9];
    my $date = POSIX::strftime("%Y-%m-%d", localtime($mtime));
    my $time = POSIX::strftime("%H:%M:%S", localtime($mtime));
    my $filetime = $date."_".$time;

    my $filesize = $statOutput[7];

    printf FH 'UPD ' . $filetime . ' ' . $filesize . ' ' .$filename . "\n";
}

close(FH);

system("git add $controlsfile");

print 'Create controls File succesfully' . "\n";

exit 0;