#!/usr/bin/env perl

use feature 'say';

use strict;
use warnings;

use LWP::UserAgent;
use URI::Encode;
use JSON;

use Data::Dumper;

my $ua = Peertube::UserAgent->new( timeout => 10 );
$ua->agent('Mozilla/5.0 (X11; Linux x86_64; rv:84.0) Gecko/20100101 Firefox/84.0');
my $response = $ua->get( $ARGV[0] );
my %handlers = (
    gocdn   => { reg => qr/gocdn\.html#/,                  subr => \&Peertube::Downloaders::gocdn },
    animeid => { reg => qr/animeid\.to\/streaming\.php\?/, subr => \&Peertube::Downloaders::animeid },
);

die "No url passed" unless @ARGV;

my $handled = 0;
for my $x ( keys %handlers ) {
    if ( $response->decoded_content =~ m/$handlers{$x}{reg}/ ) {
        eval { $handlers{$x}{subr}->( $ua, $response ); };
        if ($@) {
            say $@;
        } else {
            last;
            $handled = 1;
        }
    }
}

say "The url could not be handled, post a issue on https://gitea.sergiotarxz.freemyip.com/sergiotarxz/Peertube-dl/issues telling me the url which does not allow you to download the video so I add support for it." unless $handled;

package Peertube::Downloaders {

    sub gocdn {
        my $ua       = shift;
        my $response = shift;
        my ($id)     = $response->decoded_content =~ /gocdn\.html#(.+?)"/;

        die "Id undefined" if !defined $id;

        my $gocdn =
          $ua->get( 'https://streamium.xyz/gocdn.php?v=' . Peertube::Utils::uri_encode($id) )->decoded_content;

        my $google_url = JSON::decode_json($gocdn)->{file};

        my ($filename) = $ARGV[0] =~ s/^.*\///gr . '.mp4';

        $ua->get( $google_url, ':content_file' => $filename );

        say $filename;
    }

    sub animeid {
        my $ua           = shift;
        my $response     = shift;
        my @order        = ( 'id', 'title', 'refer' );
        my $url          = $ARGV[0];
        my $url_ajax     = 'https://animeid.to/ajax.php?';
        my ($get_params) = $response->decoded_content =~ /animeid\.to\/streaming\.php\?(.*?)"/;
        $get_params = {
            map {
                my ( $key, $value ) = /^(.*?)=(.*)$/;
                ( $key, Peertube::Utils::uri_decode($value) )
            } split '&',
            $get_params
        };
        say "Got from $url params for ajax:";
        print Data::Dumper::Dumper $get_params;
        say 'Adding passed url as refer.';
        $get_params->{refer} = $url;
        my $filename = $get_params->{title};
        $url_ajax .= join '&',
          map { join '=', ( $_ => Peertube::Utils::uri_encode( $get_params->{$_} ) ) } @order;
        say 'Getting video location from: ' . $url_ajax;
        my $ajax_data = $ua->get(
            $url_ajax,
            Referer            => $url,
            Host               => 'animeid.to',
            'X-Requested-With' => 'XMLHttpRequest',
        )->decoded_content;
        say "Decoding json... $ajax_data";
        $ajax_data = JSON::decode_json $ajax_data;
        die 'No video source found.' if ( !defined $ajax_data->{source} );
        my $download_url = $ajax_data->{source}[0]{file} // die "No url found.";
        my $extension    = $ajax_data->{source}[0]{type} // die "No extension found.";
        $filename .= ".$extension";
        say "Downloading video from $download_url...";
        my $video_response = $ua->get(
            $download_url,
            Referer => $url,
            Host    => 'animeid.to',
        );
        if ( $video_response->is_success ) {
            open my $fh, '>', $filename;
            $fh->print( $video_response->decoded_content );
            close $fh;
            say $filename;
        } else {
            die 'Video download failed because: ' . $video_response->status_line;
        }
    }
}

package Peertube::UserAgent {
    use parent 'LWP::UserAgent';

    my $last_progress_time;

    sub redirect_ok {
        1;
    }

    sub progress {
        my $self     = shift;
        my $status   = shift;
        my $response = shift;
        if ( !defined $last_progress_time || time > $last_progress_time + 1 ) {
            $last_progress_time = time;
            if ( $response->isa('HTTP::Response') && $status =~ /^\d/ ) {
                say $response->base . ': ' . int( $status * 100 ) . '%';
            }
        }
    }
}

package Peertube::Utils {

    sub uri_encode {
        return map { URI::Encode::uri_encode($_) =~ s/ /+/rg } @_;
    }

    sub uri_decode {
        return map { URI::Encode::uri_decode($_) =~ s/\+/ /rg } @_;
    }
}