<?php
$tasks = TaskModel::objects();
$date_header = $date_col = false;

// Figure out REFRESH url — which might not be accurate after posting a
// response
list($path,) = explode('?', $_SERVER['REQUEST_URI'], 2);
$args = array();
parse_str($_SERVER['QUERY_STRING'], $args);

// Remove commands from query
unset($args['id']);
unset($args['a']);

$refresh_url = $path . '?' . http_build_query($args);

$queue_name = strtolower($_GET['status'] ?: $_GET['a']); //Status is overloaded
switch ($queue_name) {
case 'closed':
    $status='closed';
    $results_type=__('Closed Tasks');
    $showassigned=true; //closed by.
    break;
case 'overdue':
    $status='open';
    $results_type=__('Overdue Tasks');
    $tasks->filter(array('isoverdue'=>1));
    break;
case 'assigned':
    $status='open';
    $staffId=$thisstaff->getId();
    $results_type=__('My Tasks');
    $tasks->filter(array('staff_id'=>$thisstaff->getId()));
    break;
default:
case 'search':
    // Consider basic search
    if ($_REQUEST['query']) {
        $results_type=__('Search Results');
        $tasks = $tasks->filter(Q::any(array(
            'number__startswith' => $_REQUEST['query'],
            'cdata__title__contains' => $_REQUEST['query'],
        )));
        break;
    } elseif (isset($_SESSION['advsearch:tasks'])) {
        // XXX: De-duplicate and simplify this code
        $form = $search->getFormFromSession('advsearch:tasks');
        $form->loadState($_SESSION['advsearch:tasks']);
        $tasks = $search->mangleQuerySet($tasks, $form);
        $results_type=__('Advanced Search')
            . '<a class="action-button" href="?clear_filter"><i class="icon-ban-circle"></i> <em>' . __('clear') . '</em></a>';
        break;
    }
    // Fall-through and show open tickets
case 'open':
    $status='open';
    $results_type=__('Open Tasks');
    break;
}

// Apply filters
$filters = array();
$SQ = new Q(array('flags__hasbit' => TaskModel::ISOPEN));
if ($status && !strcasecmp($status, 'closed'))
    $SQ->negate();

$filters[] = $SQ;
$tasks->filter($filters);

// Impose visibility constraints
// ------------------------------------------------------------
// -- Open and assigned to me
$visibility = array(
    new Q(array('flags__hasbit' => TaskModel::ISOPEN, 'staff_id' => $thisstaff->getId()))
);
// -- Routed to a department of mine
if (!$thisstaff->showAssignedOnly() && ($depts=$thisstaff->getDepts()))
    $visibility[] = new Q(array('dept_id__in' => $depts));
// -- Open and assigned to a team of mine
if (($teams = $thisstaff->getTeams()) && count(array_filter($teams)))
    $visibility[] = new Q(array(
        'team_id__in' => array_filter($teams),
        'flags__hasbit' => TaskModel::ISOPEN
    ));
$tasks->filter(Q::any($visibility));

// Add in annotations
$tasks->annotate(array(
    'collab_count' => SqlAggregate::COUNT('thread__collaborators', true),
    'attachment_count' => SqlAggregate::COUNT(SqlCase::N()
       ->when(new SqlField('thread__entries__attachments__inline'), null)
       ->otherwise(new SqlField('thread__entries__attachments')),
        true
    ),
    'thread_count' => SqlAggregate::COUNT(SqlCase::N()
        ->when(
            new Q(array('thread__entries__flags__hasbit'=>ThreadEntry::FLAG_HIDDEN)),
            null)
        ->otherwise(new SqlField('thread__entries__id')),
       true
    ),
));

$tasks->values('id', 'number', 'created', 'staff_id', 'team_id',
        'staff__firstname', 'staff__lastname', 'team__name',
        'dept__name', 'cdata__title', 'flags');
// Apply requested quick filter

// Apply requested sorting
$queue_sort_key = sprintf(':Q:%s:sort', $queue_name);

if (isset($_GET['sort']))
    $_SESSION[$queue_sort_key] = $_GET['sort'];
switch ($_SESSION[$queue_sort_key]) {
case 'number':
    $tasks->extra(array(
        'order_by'=>array(SqlExpression::times(new SqlField('number'), 1))
    ));
    break;
case 'priority,due':
    $tasks->order_by('cdata__:priority__priority_urgency');
    // Fall through to add in due date filter
case 'due':
    $date_header = __('Due Date');
    $date_col = 'est_duedate';
    $tasks->values('est_duedate');
    $tasks->filter(array('est_duedate__isnull'=>false));
    $tasks->order_by('est_duedate');
    break;
case 'updated':
    $tasks->order_by('cdata__:priority__priority_urgency', '-lastupdate');
    break;
case 'created':
default:
    $tasks->order_by('-created');
    break;
}

// Apply requested pagination
$page=($_GET['p'] && is_numeric($_GET['p']))?$_GET['p']:1;
$pageNav=new Pagenate($tasks->count(), $page, PAGE_LIMIT);
$pageNav->setURL('tasks.php', $args);
$tasks = $pageNav->paginate($tasks);

TaskForm::ensureDynamicDataView();

// Save the query to the session for exporting
$_SESSION[':Q:tasks'] = $tasks;

// Mass actions
$actions = array();

if ($thisstaff->hasPerm(Task::PERM_ASSIGN, false)) {
    $actions += array(
            'assign' => array(
                'icon' => 'icon-user',
                'action' => __('Assign Tasks')
            ));
}

if ($thisstaff->hasPerm(Task::PERM_TRANSFER, false)) {
    $actions += array(
            'transfer' => array(
                'icon' => 'icon-share',
                'action' => __('Transfer Tasks')
            ));
}

if ($thisstaff->hasPerm(Task::PERM_DELETE, false)) {
    $actions += array(
            'delete' => array(
                'icon' => 'icon-trash',
                'action' => __('Delete Tasks')
            ));
}


?>
<!-- SEARCH FORM START -->
<div id='basic_search'>
    <form action="tasks.php" method="get">
    <input type="hidden" name="a" value="search">
    <table>
        <tr>
            <td><input type="text" id="basic-ticket-search" name="query"
            size=30 value="<?php echo Format::htmlchars($_REQUEST['query'],
            true); ?>"
                autocomplete="off" autocorrect="off" autocapitalize="off"></td>
            <td><input type="submit" class="button" value="<?php echo __('Search'); ?>"></td>
            <td>&nbsp;&nbsp;<a href="#" onclick="javascript:
                $.dialog('ajax.php/tasks/search', 201);"
                >[<?php echo __('advanced'); ?>]</a>&nbsp;<i class="help-tip icon-question-sign" href="#advanced"></i></td>
        </tr>
    </table>
    </form>
</div>
<!-- SEARCH FORM END -->
<div class="clear"></div>
<div style="margin-bottom:20px; padding-top:10px;">
<div>
        <div class="pull-left flush-left">
            <h2><a href="<?php echo $refresh_url; ?>"
                title="<?php echo __('Refresh'); ?>"><i class="icon-refresh"></i> <?php echo
                $results_type.$showing; ?></a></h2>
        </div>
        <div class="pull-right flush-right">
            <span style="display:inline-block">
                <span style="vertical-align: baseline">Sort:</span>
            <select name="sort" onchange="javascript:addSearchParam('sort', $(this).val());">
<?php foreach (array(
    'created' =>    __('Most Recently Created'),
    'updated' =>    __('Most Recently Updated'),
    'due' =>        __('Due Soon'),
    'priority,due' => __('Priority + Due Soon'),
    'number' =>     __('Task Number'),
) as $mode => $desc) { ?>
            <option value="<?php echo $mode; ?>" <?php if ($mode == $_SESSION[$queue_sort_key]) echo 'selected="selected"'; ?>><?php echo $desc; ?></option>
<?php } ?>
            </select>
            </span>
           <?php
            Task::getAgentActions($thisstaff, array('status' => $status));
            ?>
        </div>
</div>
<div class="clear"></div>
<form action="tasks.php" method="POST" name='tasks' id="tasks">
<?php csrf_token(); ?>
 <input type="hidden" name="a" value="mass_process" >
 <input type="hidden" name="do" id="action" value="" >
 <input type="hidden" name="status" value="<?php echo
 Format::htmlchars($_REQUEST['status'], true); ?>" >
 <table class="list" border="0" cellspacing="1" cellpadding="2" width="940">
    <thead>
        <tr>
            <?php if ($thisstaff->canManageTickets()) { ?>
	        <th width="8px">&nbsp;</th>
            <?php } ?>
	        <th width="70">
                <?php echo __('Number'); ?></th>
	        <th width="70">
                <?php echo $date_header ?: __('Date'); ?></th>
	        <th width="280">
                <?php echo __('Title'); ?></th>
            <th width="250">
                <?php echo __('Department');?></th>
            <th width="250">
                <?php echo __('Assignee');?></th>
        </tr>
     </thead>
     <tbody>
        <?php
        // Setup Subject field for display
        $total=0;
        $title_field = TaskForm::getInstance()->getField('title');
        $ids=($errors && $_POST['tids'] && is_array($_POST['tids']))?$_POST['tids']:null;
        foreach ($tasks as $T) {
            $T['isopen'] = ($T['flags'] & TaskModel::ISOPEN != 0); //XXX:
            $total += 1;
            $tag=$T['staff_id']?'assigned':'openticket';
            $flag=null;
            if($T['lock__staff_id'] && $T['lock__staff_id'] != $thisstaff->getId())
                $flag='locked';
            elseif($T['isoverdue'])
                $flag='overdue';

            $assignee = '';
            $dept = Dept::getLocalById($T['dept_id'], 'name', $T['dept__name']);
            $assinee ='';
            if ($T['staff_id']) {
                $staff =  new AgentsName($T['staff__firstname'].' '.$T['staff__lastname']);
                $assignee = sprintf('<span class="Icon staffAssigned">%s</span>',
                        Format::truncate((string) $staff, 40));
            } elseif($T['team_id']) {
                $assignee = sprintf('<span class="Icon teamAssigned">%s</span>',
                    Format::truncate(Team::getLocalById($T['team_id'], 'name', $T['team__name']),40));
            }

            $threadcount=$T['thread_count'];
            $number = $T['number'];
            if ($T['isopen'])
                $number = sprintf('<b>%s</b>', $number);

            $title = Format::truncate($title_field->display($title_field->to_php($T['cdata__title'])), 40);
            ?>
            <tr id="<?php echo $T['id']; ?>">
                <?php
                if ($thisstaff->canManageTickets()) {
                    $sel = false;
                    if ($ids && in_array($T['id'], $ids))
                        $sel = true;
                    ?>
                <td align="center" class="nohover">
                    <input class="ckb" type="checkbox" name="tids[]"
                        value="<?php echo $T['id']; ?>" <?php echo $sel?'checked="checked"':''; ?>>
                </td>
                <?php } ?>
                <td nowrap>
                  <a class="preview"
                    href="tasks.php?id=<?php echo $T['id']; ?>"
                    data-preview="#tasks/<?php echo $T['id']; ?>/preview"
                    ><?php echo $number; ?></a></td>
                <td align="center" nowrap><?php echo
                Format::datetime($T[$date_col ?: 'created']); ?></td>
                <td><a <?php if ($flag) { ?> class="Icon <?php echo $flag; ?>Ticket" title="<?php echo ucfirst($flag); ?> Ticket" <?php } ?>
                    href="tasks.php?id=<?php echo $T['id']; ?>"><?php
                    echo $title; ?></a>
                     <?php
                        if ($threadcount>1)
                            echo "<small>($threadcount)</small>&nbsp;".'<i
                                class="icon-fixed-width icon-comments-alt"></i>&nbsp;';
                        if ($T['collab_count'])
                            echo '<i class="icon-fixed-width icon-group faded"></i>&nbsp;';
                        if ($T['attachment_count'])
                            echo '<i class="icon-fixed-width icon-paperclip"></i>&nbsp;';
                    ?>
                </td>
                <td nowrap>&nbsp;<?php echo Format::truncate($dept, 40); ?></td>
                <td nowrap>&nbsp;<?php echo $assignee; ?></td>
            </tr>
            <?php
            } //end of foreach
        if (!$total)
            $ferror=__('There are no tickets matching your criteria.');
        ?>
    </tbody>
    <tfoot>
     <tr>
        <td colspan="6">
            <?php if($total && $thisstaff->canManageTickets()){ ?>
            <?php echo __('Select');?>:&nbsp;
            <a id="selectAll" href="#ckb"><?php echo __('All');?></a>&nbsp;&nbsp;
            <a id="selectNone" href="#ckb"><?php echo __('None');?></a>&nbsp;&nbsp;
            <a id="selectToggle" href="#ckb"><?php echo __('Toggle');?></a>&nbsp;&nbsp;
            <?php }else{
                echo '<i>';
                echo $ferror?Format::htmlchars($ferror):__('Query returned 0 results.');
                echo '</i>';
            } ?>
        </td>
     </tr>
    </tfoot>
    </table>
    <?php
    if ($total>0) { //if we actually had any tickets returned.
        echo '<div>&nbsp;'.__('Page').':'.$pageNav->getPageLinks().'&nbsp;';
        echo sprintf('<a class="export-csv no-pjax" href="?%s">%s</a>',
                Http::build_query(array(
                        'a' => 'export', 'h' => $hash,
                        'status' => $_REQUEST['status'])),
                __('Export'));
        echo '&nbsp;<i class="help-tip icon-question-sign" href="#export"></i></div>';
    } ?>
    </form>
</div>

<div style="display:none;" class="dialog" id="confirm-action">
    <h3><?php echo __('Please Confirm');?></h3>
    <a class="close" href=""><i class="icon-remove-circle"></i></a>
    <hr/>
    <p class="confirm-action" style="display:none;" id="mark_overdue-confirm">
        <?php echo __('Are you sure want to flag the selected tickets as <font color="red"><b>overdue</b></font>?');?>
    </p>
    <div><?php echo __('Please confirm to continue.');?></div>
    <hr style="margin-top:1em"/>
    <p class="full-width">
        <span class="buttons pull-left">
            <input type="button" value="<?php echo __('No, Cancel');?>" class="close">
        </span>
        <span class="buttons pull-right">
            <input type="button" value="<?php echo __('Yes, Do it!');?>" class="confirm">
        </span>
     </p>
    <div class="clear"></div>
</div>
<script type="text/javascript">
$(function() {
    $(document).off('.tasks');
    $(document).on('click.tasks', 'a.tasks-action', function(e) {
        e.preventDefault();
        var count = checkbox_checker($('form#tasks'), 1);
        if (count) {
            var url = 'ajax.php/'
            +$(this).attr('href').substr(1)
            +'?count='+count
            +'&_uid='+new Date().getTime();
            $.dialog(url, [201], function (xhr) {
                $.pjax.reload('#pjax-container');
             });
        }
        return false;
    });
    $(document).off('.task-action');
    $(document).on('click.task-action', 'a.task-action', function(e) {
        e.preventDefault();
        var url = 'ajax.php/'
        +$(this).attr('href').substr(1)
        +'?_uid='+new Date().getTime();
        var $options = $(this).data('dialogConfig');
        var $redirect = $(this).data('redirect');
        $.dialog(url, [201], function (xhr) {
            if ($redirect)
                window.location.href = $redirect;
            else
                $.pjax.reload('#pjax-container');
        }, $options);

        return false;
    });
});
</script>