#!/usr/bin/perl -w
use strict;
use feature 'say';

use XML::Feed;
use YAML::Syck;
use URI;
use Template;

my $feeds = LoadFile( shift );

my $hash_entries;
foreach ( @$feeds ) {
    my $feed = XML::Feed->parse( URI->new( $_->{ url } ) );
    for my $e ( $feed->entries ) {
        my $date = $e->issued->strftime( '%Y.%m.%d' );
        push @{ $hash_entries->{ $date } },
            {
            source     => $_->{ source },
            date       => $e->issued->hms,
            title      => $e->title,
            link       => $e->link,
            source_url => $_->{ source_url },
            };
    }
}

my @dates = keys %$hash_entries;
my @sorted_dates = sort { $a cmp $b } @dates;

my $hash_templates;
foreach my $date ( reverse @sorted_dates ) {
    my @actions = sort { $b->{ date } cmp $a->{ date } }
        @{ $hash_entries->{ $date } };
    push @{ $hash_templates->{ entries } },
        {
        date    => $date,
        actions => \@actions
        };
}

my $template = Template->new;
$template->process( 'lifestream.tt', $hash_templates, \my $content )
    or die $!;
open my $fh, '>:utf8', 'public/index.html';
print $fh $content;
close $fh;