#!/usr/bin/perl

use Test::More tests => 32;
use RT;
RT::LoadConfig();
RT::Init();

use strict;
use warnings;

use RT::Tickets;
use RT::Queue;
use RT::CustomField;

#########################################################
# Test sorting by Owner, Creator and LastUpdatedBy
# we sort by user name
#########################################################

diag "Create a queue to test with.";
my $queue_name = "OwnerSortQueue$$";
my $queue;
{
    $queue = RT::Queue->new( $RT::SystemUser );
    my ($ret, $msg) = $queue->Create(
        Name => $queue,
        Description => 'queue for custom field sort testing'
    );
    ok($ret, "$queue test queue creation. $msg");
}

my @uids;
my @users;
# create them in reverse order to avoid false positives
foreach my $u (qw(Z A)) {
    my $name = $u ."-user-to-test-ordering-$$";
    my $user = RT::User->new( $RT::SystemUser );
    my ($uid) = $user->Create(
        Name => $name,
        Privileged => 1,
    );
    ok $uid, "created user #$uid";

    my ($status, $msg) = $user->PrincipalObj->GrantRight( Right => 'OwnTicket', Object => $queue );
    ok $status, "granted right";
    ($status, $msg) = $user->PrincipalObj->GrantRight( Right => 'CreateTicket', Object => $queue );
    ok $status, "granted right";

    push @users, $user;
    push @uids, $user->id;
}

my ($total, @data, @tickets, @test) = (0, ());

sub add_tix_from_data {
    my @res = ();
    @data = sort { rand(100) <=> rand(100) } @data;
    while (@data) {
        my $t = RT::Ticket->new($RT::SystemUser);
        my %args = %{ shift(@data) };

        my ( $id, undef, $msg ) = $t->Create( %args, Queue => $queue->id );
        if ( $args{'Owner'} ) {
            is $t->Owner, $args{'Owner'}, "owner is correct";
        }
        if ( $args{'Creator'} ) {
            is $t->Creator, $args{'Creator'}, "creator is correct";
        }
        # hackish, but simpler
        if ( $args{'LastUpdatedBy'} ) {
            $t->__Set( Field => 'LastUpdatedBy', Value => $args{'LastUpdatedBy'} );
        }
        ok( $id, "ticket created" ) or diag("error: $msg");
        push @res, $t;
        $total++;
    }
    return @res;
}

sub run_tests {
    my $query_prefix = join ' OR ', map 'id = '. $_->id, @tickets;
    foreach my $test ( @test ) {
        my $query = join " AND ", map "( $_ )", grep defined && length,
            $query_prefix, $test->{'Query'};

        foreach my $order (qw(ASC DESC)) {
            my $error = 0;
            my $tix = RT::Tickets->new( $RT::SystemUser );
            $tix->FromSQL( $query );
            $tix->OrderBy( FIELD => $test->{'Order'}, ORDER => $order );

            ok($tix->Count, "found ticket(s)")
                or $error = 1;

            my ($order_ok, $last) = (1, $order eq 'ASC'? '-': 'zzzzzz');
            while ( my $t = $tix->Next ) {
                my $tmp;
                if ( $order eq 'ASC' ) {
                    $tmp = ((split( /,/, $last))[0] cmp (split( /,/, $t->Subject))[0]);
                } else {
                    $tmp = -((split( /,/, $last))[-1] cmp (split( /,/, $t->Subject))[-1]);
                }
                if ( $tmp > 0 ) {
                    $order_ok = 0; last;
                }
                $last = $t->Subject;
            }

            ok( $order_ok, "$order order of tickets is good" )
                or $error = 1;

            if ( $error ) {
                diag "Wrong SQL query:". $tix->BuildSelectQuery;
                $tix->GotoFirstItem;
                while ( my $t = $tix->Next ) {
                    diag sprintf "%02d - %s", $t->id, $t->Subject;
                }
            }
        }
    }
}

@data = (
    { Subject => 'Nobody' },
    { Subject => 'Z', Owner => $uids[0] },
    { Subject => 'A', Owner => $uids[1] },
);
@tickets = add_tix_from_data();
@test = (
    { Order => "Owner" },
);
run_tests();

@data = (
    { Subject => 'RT' },
    { Subject => 'Z', Creator => $uids[0] },
    { Subject => 'A', Creator => $uids[1] },
);
@tickets = add_tix_from_data();
@test = (
    { Order => "Creator" },
);
run_tests();

@data = (
    { Subject => 'RT' },
    { Subject => 'Z', LastUpdatedBy => $uids[0] },
    { Subject => 'A', LastUpdatedBy => $uids[1] },
);
@tickets = add_tix_from_data();
@test = (
    { Order => "LastUpdatedBy" },
);
run_tests();