use JSON;

sub _build_query_count_record {

    my ($self, $cgi_q, $key, $item) = @_;

    my $query = {

        query => {

            match_phrase => {

                $key  => $item

            }

        }

    };

    return $query;

}

sub count_record {

    my ($self, $cgi_q) = @_;

    my @results_return;

    my $decoded; 

    $cgi_q =~ s/\{\'/\{\"/g;

    $cgi_q =~ s/\'\}/\"\}/g;

    #$cgi_q =~ s/\'\:\'/\"\:\"}/g;

    eval {

        $decoded = JSON::XS::decode_json($cgi_q);

    };

    if ($@) {

        warn "Caught JSON::XS decode error: $_";

    }

    foreach my $item (@$decoded)

    {    

        for my $key ( keys %$item ){

            my $elasticsearch = $self->get_elasticsearch();

            my $query = $self->_build_query_count_record($cgi_q, $key, $$item{$key});

            my $res = $elasticsearch->search(

                index => $self->index_name,

                body => $query

            );

        push(@results_return, $res->{'hits'}->{'total'});         

        }

    }   

    return \@results_return; 

}

$DBversion = 'XXX'; # will be replaced by the RM

if( CheckVersion( $DBversion ) ) {

    # you can use $dbh here like:

    $dbh->do(q{INSERT IGNORE INTO systempreferences (variable,value,options,explanation,type) VALUES ('OPACDisplayRecordCount', '0', NULL, NULL, 'YesNo')});

    # Always end with this (adjust the bug info)

    NewVersion( $DBversion, 27428, "Show the number of records in the detail page in the OPAC");

}

[% IF ( Koha.Preference('OPACDisplayRecordCount') ) %]

    [% Asset.js("js/opac-display-record-count.js") %]

[% END %]

        -

            - pref: OPACDisplayRecordCount

              type: boolean

              default: no

              choices:

                  yes: Show

                  no: "Don't show"

            - the number of records next to search links in the bibliographic record detail page in the OPAC.

        -

var url_request = '/cgi-bin/koha/svc/elasticsearch/opac-autocomplete.pl?q=';

const url_param = '_search?filter_path=hits.total&source_content_type=application/json'	

/* Regex pour tous les URL avec un recherche */

var regex_es_link = "/cgi-bin/koha/opac-search.pl?q=";

/* key API */

var key_display = 'nb_notice';

/* idx de recherche */

var es_builder = {

    'an' : 'koha-auth-number',

    'Provider' : 'provider',

    'se,phr' : 'title-series',

    'au' : 'author',

    'su,complete-subfield' : 'subject'

}

/* On remplace tous les caractères suivants  */ 

//https://www.obkb.com/dcljr/charstxt.html

var not_symbols = {

    '\'':'%27', 

    '.':'%2E', 

    '+': '',

    ',': '%2C',

    ';': '%3B', 

    '-': '', 

    '=': '', 

    '&': '%26', 

    '|': '', 

    '>': '',  

    '<': '', 

    '!': '', 

    '(': '', 

    ')': '',  

    '{': '',  

    '}': '',  

    '[': '',  

    ']': '', 

    '^': '',  

    '"': '',  

    '~': '',  

    '*': '',  

    '?': '', 

    ':': '%3A', 

    '/': '',

    "\\": '%5C'

};

function NumberResultsRecord(){

    var regex = `a[href*="${regex_es_link}"]`;

    var all_link = $(regex);

    /* array json data to server */

    var json_data=[];

    $.each( all_link, function( i, val ) {        	

        var url = '';

        var str = val.href;

        /* on prend param de q= */

        str = decodeURIComponent(str.split('?q=').pop());

        /* split query for fields for search [0] */

		var es_search = str.split(':');

        /* Remplacement pour un requete */

		var str_search = str.substring(str.indexOf(":") + 1);

		/* [0] this is field for search */

		str_search = str_search.replace(/[&\/\\#,+()$~%.'":;*?<>{}]/g, function(matched){

			return not_symbols[matched];

        });

        es_search[0] = es_search[0][0] == '(' ? es_search[0].substring(1) : es_search[0];

        var json = {};

        json[es_builder[es_search[0]]] = str_search;

        json_data.push(json);

  });

  $.ajax({

    type: 'GET',

    url: url_request + JSON.stringify(json_data) + '&key=' + key_display,

    success: function (data) {

        console.log(data);

        jQuery.each( all_link, function( i, val ) {

            $(val).after("&nbsp;<span style=\"color:black\"><b>["+data[i]+"]</b></span>");

            console.log(val);

        });

    },

    error: function (data) {

        console.log(data);

    },

  });

  console.log("json_data =  ", JSON.stringify(json_data) );

}