package Webhook2Ntfy::Controller::Webhook;
use Mojo::Base 'Mojolicious::Controller', -signatures;
use JSON;
use Data::Dumper;
use URI::Escape;
use Encode qw/encode decode/;
use MIME::Base64;
use LWP::UserAgent; 
use HTTP::Request::Common qw{ POST };

sub publish
{
  my $self = shift;
  my $msg  = shift;
  my $ntfyServer = $ENV{NTFY_SERVER};
  my $ntfyToken = $self->prepareAuthToken($ENV{NTFY_TOKEN});

  my $ua      = LWP::UserAgent->new();
  my $url     = $ntfyServer . "/?auth=$ntfyToken";
  
  my $response = $ua->post( $url, Markdown=>'yes', Content => to_json($msg));

  if ($response->is_success) 
  {
    $self->log->info("successfull delivery");
  }
  else 
  {
    $self->log->error("delivery failed: " . $response->status_line);
  }

}

sub prepareAuthToken
{
  my $self = shift;
  my $token = shift;

  my $auth=encode_base64("".":".$token, "");
  my $authString = encode_base64("Basic " . $auth, "");
  $authString =~ s/=+$//;
  return $authString;
}

sub redmine2ntfy
{
  my $self = shift;
  my $data = shift;

  $self->log->info("Preparing message from redmine");

  $data->{text} =~ /^<(.*)\|(.+)>\+\-\+(.+)\+<(.*)\|(.*)>\+.*\+by\+(.*)$/;

  my $projectUrl=$1;
  my $projectName=$2;
  my $entity = $3;
  my $entityUrl=$4;
  my $entityName=$5;
  my $author=$6;
  
  $author =~ s/\+/ /g;
  $projectName=~ s/\+/ /g;


  my $status;
  if ($entity eq "Issue")
  {
    $entityName=~s/\+/ /g;
  }

  

  my $title = "$entity update for  $projectName";
  my $text = "There has been an $entity update for project [$projectName]($projectUrl) by $author on [$entityName]($entityUrl)";

  my $message = {
    topic => $data->{channel},
    title => $title,
    message => $text


  };

}

sub toNtfyMessage
{
  my $self = shift;
  my $data = shift;

  
  if ($ENV{IS_REDMINE})
  {
    return $self->redmine2ntfy($data);
  }

  my $message = {
    topic => $data->{channel},
    message => $data->{text}
  };

  return $message;
}


# This action will render a template
sub call {
  my $self = shift;
  my $body = $self->req->body;
  $body=uri_unescape($body);
  $body=substr($body,8,length($body));
  my $data=from_json($body);

  $self->publish($self->toNtfyMessage($data));

  # Render template "example/welcome.html.ep" with message
  $self->render(msg => 'accepted');
}

1;