#!/usr/bin/perl -w
#
#
#  rhautoimport
#
#  Copyright (C) 2009-2016 Christian Pointner <equinox@helsinki.at>
#
#  This file is part of rhautoimport.
#
#  rhautoimport is free software: you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation, either version 3 of the License, or
#  any later version.
#
#  rhautoimport is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with rhautoimport. If not, see <http://www.gnu.org/licenses/>.
#

use strict;
use Switch;
use Date::Calc;
use Time::localtime;
use IO::Handle;
use IPC::Open3;
use File::Slurp;

use lib '/usr/local/share/rhautoimport/';
use rhautoimport;

my $STAT_FILE = $ENV{'HOME'} . "/rhautoimport-zffe.stat";
my $ZF_NOTE_FILE = $ENV{'HOME'} . "/rhautoimport-zf.last_note";
my $ZF_NEW_FILE = $ENV{'HOME'} . "/rhautoimport-zf.is_new";
my $FE_NOTE_FILE = $ENV{'HOME'} . "/rhautoimport-fe.last_note";
my $FE_NEW_FILE = $ENV{'HOME'} . "/rhautoimport-fe.is_new";
my $PV_ID = '359';

binmode(STDIN, ":utf8");
binmode(STDOUT, ":utf8");
binmode(STDERR, ":utf8");

if($#ARGV >= 0 && $ARGV[0] eq 'last') {
  print "!!!This is the last attempt, there won't be a retry on error!!!\n"
}

my @today = Date::Calc::Today();
my $dow = Date::Calc::Day_of_Week(@today);
my @tomorrow = Date::Calc::Add_Delta_Days($today[0], $today[1], $today[2], 1);

my @tmp = Date::Calc::Standard_to_Business(@today);
$tmp[2] = 1;
my @this_mon = Date::Calc::Business_to_Standard(@tmp);
my @next_mon = Date::Calc::Add_Delta_Days($this_mon[0], $this_mon[1], $this_mon[2], 7);

my @import_day = @tomorrow;
if ($dow == 5) {
  @import_day = @next_mon;
}

my $import_date = sprintf("%04d-%02d-%02d", @import_day);
my $current_date = `cat $STAT_FILE`;
if($current_date eq $import_date) {
  print "Already created note of today\n";
  exit 0;
}

unless(-e $ZF_NEW_FILE) {
  print "zip-fm not yet imported - ";
  if($#ARGV >= 0 && $ARGV[0] eq 'last') {
    print "giving up, rebroadcasting last show";
  } else {
    print "will retry later\n";
    exit 0,
  }
}

unless(-e $FE_NEW_FILE) {
  print "focus europa not yet imported - ";
  if($#ARGV >= 0 && $ARGV[0] eq 'last') {
    print "giving up, rebroadcasting last show";
  } else {
    print "will retry later\n";
    exit 0,
  }
}

sub get_note {
  my ($file) = @_;
  my @lines = read_file($file, binmode => ':utf8', err_mode => 'quiet');
  return "" unless ($lines[0]);

  chomp($lines[0]);
  $lines[0] = "<p><strong>$lines[0]</strong></p>\n";
  return join('',@lines);
};

my $sum_title = "focus europa, zip-fm (WH)";
my $sum_text = get_note($FE_NOTE_FILE) . "<br/>\n";
$sum_text = $sum_text . "<br/>\n" . get_note($ZF_NOTE_FILE) . "<br/>\n";
$sum_text = $sum_text . "<br/><br/>\n";

print "\nsummary:\n" . $sum_title . "\n\n" . $sum_text . "\n";
rhautoimport::pv_add_note($sum_title, $sum_text, $PV_ID, sprintf("%04d-%02d-%02d", @import_day), "1");
print "\n";

unlink($STAT_FILE);
open(my $fhs, '>', $STAT_FILE);
print $fhs $import_date;
close($fhs);

unlink($ZF_NEW_FILE);
unlink($FE_NEW_FILE);

exit 0;