#!/usr/bin/perl

# Copyright 2012 C & P Bibliography Services
#
# This 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 2 of the License, or (at your option) any later
# version.
#
# This 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
# Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
# Suite 330, Boston, MA  02111-1307 USA
#

use Modern::Perl;
use utf8;
use Test::More tests => 20;
use Test::WWW::Mechanize;
use Data::Dumper;
use XML::Simple;
use JSON;
use File::Basename;
use File::Spec;
use POSIX;

my $testdir = File::Spec->rel2abs( dirname(__FILE__) );

my $koha_conf = $ENV{KOHA_CONF};
my $xml       = XMLin($koha_conf);

use C4::Context;
my $marcflavour = C4::Context->preference('marcflavour') || 'MARC21';

# For the purpose of this test, we can reasonably take MARC21 and NORMARC to be the same
my $file =
  $marcflavour eq 'UNIMARC'
  ? "$testdir/data/unimarcrecord.mrc"
  : "$testdir/data/marc21record.mrc";

my $user     = $ENV{KOHA_USER} || $xml->{config}->{user};
my $password = $ENV{KOHA_PASS} || $xml->{config}->{pass};
my $intranet = $ENV{KOHA_INTRANET_URL};
my $opac     = $ENV{KOHA_OPAC_URL};

BAIL_OUT("You must set the environment variable KOHA_INTRANET_URL to ".
         "point this test to your staff client. If you do not have ".
         "KOHA_CONF set, you must also set KOHA_USER and KOHA_PASS for ".
         "your username and password") unless $intranet;

$intranet =~ s#/$##;
$opac     =~ s#/$##;

my $agent = Test::WWW::Mechanize->new( autocheck => 1 );
my $jsonresponse;

$agent->get_ok( "$intranet/cgi-bin/koha/mainpage.pl", 'connect to intranet' );
$agent->form_name('loginform');
$agent->field( 'password', $password );
$agent->field( 'userid',   $user );
$agent->field( 'branch',   '' );
$agent->click_ok( '', 'login to staff client' );

$agent->get_ok( "$intranet/cgi-bin/koha/mainpage.pl", 'load main page' );

$agent->follow_link_ok( { url_regex => qr/tools-home/i }, 'open tools module' );
$agent->follow_link_ok( { text => 'Stage MARC records for import' },
    'go to stage MARC' );

$agent->post(
    "$intranet/cgi-bin/koha/tools/upload-file.pl",
    [ 'fileToUpload' => [$file], ],
    'Content_Type' => 'form-data',
);
ok( $agent->success, 'uploaded file' );

$jsonresponse = decode_json $agent->content();
is( $jsonresponse->{'status'}, 'done', 'upload succeeded' );
my $fileid = $jsonresponse->{'fileid'};

$agent->get_ok( "$intranet/cgi-bin/koha/tools/stage-marc-import.pl",
    'reopen stage MARC page' );
$agent->submit_form_ok(
    {
        form_number => 5,
        fields      => {
            'uploadedfileid'  => $fileid,
            'nomatch_action'  => 'create_new',
            'overlay_action'  => 'replace',
            'item_action'     => 'always_add',
            'matcher'         => '',
            'comments'        => '',
            'encoding'        => 'utf8',
            'parse_items'     => '1',
            'runinbackground' => '1',
        }
    },
    'stage MARC'
);

$jsonresponse = decode_json $agent->content();
my $jobID = $jsonresponse->{'jobID'};
ok( $jobID, 'have job ID' );

my $completed = 0;

# if we haven't completed the batch in two minutes, it's not happening
for my $counter ( 1 .. 24 ) {
    $agent->get(
        "$intranet/cgi-bin/koha/tools/background-job-progress.pl?jobID=$jobID",
        "get job progress"
    );
    $jsonresponse = decode_json $agent->content();
    if ( $jsonresponse->{'job_status'} eq 'completed' ) {
        $completed = 1;
        last;
    }
    warn(
        (
            $jsonresponse->{'job_size'}
            ? floor(
                100 * $jsonresponse->{'progress'} / $jsonresponse->{'job_size'}
              )
            : '100'
        )
        . "% completed"
    );
    sleep 5;
}
is( $jsonresponse->{'job_status'}, 'completed', 'job was completed' );

$agent->get_ok(
    "$intranet/cgi-bin/koha/tools/stage-marc-import.pl",
    'reopen stage MARC page at end of upload'
);
$agent->submit_form_ok(
    {
        form_number => 5,
        fields      => {
            'uploadedfileid'  => $fileid,
            'nomatch_action'  => 'create_new',
            'overlay_action'  => 'replace',
            'item_action'     => 'always_add',
            'matcher'         => '1',
            'comments'        => '',
            'encoding'        => 'utf8',
            'parse_items'     => '1',
            'runinbackground' => '1',
            'completedJobID'  => $jobID,
        }
    },
    'stage MARC'
);

$agent->follow_link_ok( { text => 'Manage staged records' }, 'view batch' );
my $bookdescription;
if ( $marcflavour eq 'UNIMARC' ) {
    $bookdescription = 'Jeffrey Esakov et Tom Weiss';
}
else {
    $bookdescription = 'Data structures';
}
$agent->content_contains( $bookdescription, 'found book' );
$agent->form_number(5);
$agent->field( 'framework', '' );
$agent->click_ok( 'mainformsubmit', "imported records into catalog" );
my $newbib;
foreach my $link ( $agent->links() ) {
    if ( $link->url() =~ m#/cgi-bin/koha/catalogue/detail.pl\?biblionumber=# ) {
        $newbib = $link->text();
        $agent->link_content_like( [$link], qr/$bookdescription/,
            'successfully imported record' );
        last;
    }
}

$agent->form_number(4);
$agent->click_ok( 'mainformsubmit', "revert import" );
$agent->get_ok(
    "$intranet/cgi-bin/koha/catalogue/detail.pl?biblionumber=$newbib",
    'getting reverted bib' );
$agent->content_contains( 'The record you requested does not exist',
    'bib is gone' );