<?php

namespace Icinga\Backend\Statusdat;
abstract class GroupsummaryQuery extends Query
{
    protected $reader;
    protected $groupType = "servicegroup";
    protected $base = "services";

    protected $available_columns = array(
        'ok'           => 'SUM(CASE WHEN state = 0 THEN 1 ELSE 0 END)',
        'critical'     => 'SUM(CASE WHEN state = 2 AND downtime = 0 AND ack = 0 THEN 1 ELSE 0 END)',
        'critical_dt'  => 'SUM(CASE WHEN state = 2 AND downtime = 1 THEN 1 ELSE 0 END)',
        'critical_ack' => 'SUM(CASE WHEN state = 2 AND downtime = 0 AND ack = 1 THEN 1 ELSE 0 END)',
        'unknown'      => 'SUM(CASE WHEN state = 3 AND downtime = 0 AND ack = 0 THEN 1 ELSE 0 END)',
        'unknown_dt'   => 'SUM(CASE WHEN state = 3 AND downtime = 1 THEN 1 ELSE 0 END)',
        'unknown_ack'  => 'SUM(CASE WHEN state = 3 AND downtime = 0 AND ack = 1 THEN 1 ELSE 0 END)',
        'warning'      => 'SUM(CASE WHEN state = 1 AND downtime = 0 AND ack = 0 THEN 1 ELSE 0 END)',
        'warning_dt'   => 'SUM(CASE WHEN state = 1 AND downtime = 1 THEN 1 ELSE 0 END)',
        'warning_ack'  => 'SUM(CASE WHEN state = 1 AND downtime = 0 AND ack = 1 THEN 1 ELSE 0 END)',
    );

    protected $order_columns = array(
        'state' => array(
            'ASC' => array(
                'ok ASC',
                'warning_dt ASC',
                'warning_ack ASC',
                'warning ASC',
                'unknown_dt ASC',
                'unknown_ack ASC',
                'unknown ASC',
                'critical_dt ASC',
                'critical_ack ASC',
                'critical ASC',
            ),
            'DESC' => array(
                'critical DESC',
                'critical_ack DESC',
                'critical_dt DESC',
                'unknown DESC',
                'unknown_ack DESC',
                'unknown_dt DESC',
                'warning DESC',
                'warning_ack DESC',
                'warning_dt DESC',
                'ok DESC',
            ),
            'default' => 'DESC'
        )
    );

    private function getStateType(&$obj)
    {

        if ($obj->status->current_state == 0)
            return "ok";
        $typeBase = "";
        if ($obj->status->current_state == 1) {
            $typeBase = 'warning';
        } else if ($obj->status->current_state == 2) {
            $typeBase = 'critical';
        } else if ($obj->status->current_state == 3) {
            $typeBase = 'unknown';
        }
        if ($obj->status->problem_has_been_acknowledged) {
            return $typeBase . "_ack";

        } else if (isset($obj->status->downtime)) {
            return $typeBase . "_dt";
        }
        return $typeBase;
    }

    public function groupByProblemType(&$indices)
    {


        $typename = $this->groupType."_name";
        $result = array();
        foreach ($indices as $type=>$subIndices) {

            foreach ($subIndices as $objName) {

                $obj = &$this->reader->getObjectByName($type,$objName);
                $statetype = $this->getStateType($obj);
                foreach($obj->group as $group) {
                    if(!isset($result[$group])) {
                        $result[$group] = (object) array(
                            $typename      => $group,
                            'ok'           => 0,
                            'critical'     => 0,
                            'critical_dt'  => 0,
                            'critical_ack' => 0,
                            'unknown'      => 0,
                            'unknown_dt'   => 0,
                            'unknown_ack'  => 0,
                            'warning'      => 0,
                            'warning_dt'   => 0,
                            'warning_ack'  => 0
                        );
                    }
                    $result[$group]->$statetype++;
                }
            }
        }

        return array_values($result);
    }

    /**
     * @var \Icinga\Protocol\Statusdat\Query
     */


    public function init() {
        $this->reader = $this->backend->getReader();
        $this->query = $this->reader->select()->from($this->base,array())->groupByFunction("groupByProblemType",$this)->where("COUNT{group} > 0");

    }


    public function where($column, $value = null)
    {
        if ($column === 'problems') {
            if ($value === 'true') {
                //$this->where("COUNT{downtime} == 0 AND status.problem_has_been_acknowledged == 0 AND status.current_state > 0");
            }
        } elseif ($column === 'search') {
            if ($value) {
                $this->where($this->name_alias . ' LIKE ?', '%' . $value . '%');
            }
        } else {
            parent::where($column, $value);
        }
        return $this;
    }
}