<?
namespace common\comment\discuss;

use common\comment\Discuss;
use core\db\structure\Column as C;
use core\db\structure\eColumnType;
use ui\form\structure\eInputType;
use ui\Form;
use ui\input\Input;
use core\lang\structure\LangVariable as V;
use ms\ms\structure\msModuleTable;
use common\comment\discuss\vote\structure\commentDiscussVoteLang as Vars;


class Vote extends msModuleTable {
    static $self;
    static $table_name = 'commentDiscussVote';
    static $controller  = 'common.discuss.vote';

    static $ID        = 'id';
    static $DISCUSS   = 'discuss';
    static $PROFILE   = 'profile';
    static $CREATED   = 'created';

    static function getTitle(){return V::get(Vars::$MODULE_NAME);}
    static function getSystemLangValues():array{ return Vars::getArray(); }

    public static function installUniques(){
        \DB::addIndex(self::$table_name,self::$DISCUSS);
        \DB::addUnique(self::$table_name,self::$table_name.'_unique',[self::$DISCUSS,self::$PROFILE]);
    }

    static public function toggle($discuss_id,$profile_id = PID){
        $res = false;
        $discuss_id = intval($discuss_id);
        $profile_id = intval($profile_id);
        if ($discuss_id and $profile_id) {
            $r = self::get($discuss_id,$profile_id);
            if($r){
                $res = false;
                self::unvote($discuss_id,$profile_id);
            } else {
                $res = true;
                self::vote($discuss_id,$profile_id);
            }
        }
        return $res;
    }
    static public function vote($discuss_id,$profile_id = PID){
        $discuss_id = intval($discuss_id);
        $profile_id = intval($profile_id);
        if($discuss_id and $profile_id){
            self::insert([
               self::$DISCUSS => $discuss_id,
               self::$PROFILE => $profile_id,
            ]);
            Discuss::remathVotes($discuss_id);
        }
    }

    static public function get($discuss_id,$profile_id = PID){
        $res = null;
        $discuss_id = intval($discuss_id);
        $profile_id = intval($profile_id);
        $r = self::select([
            \Query::WHERE => new \Where(\Where::_and([
                \Where::_operator(self::$DISCUSS,'=',$discuss_id),
                \Where::_operator(self::$PROFILE,'=',$profile_id),
            ])),
            \Query::COUNT => 1,
        ]);
        if(\DB::numRows($r)){
            $res = \DB::fetch($r);
        }
        return $res;
    }

    static public function unvote($discuss_id,$profile_id = PID){
        $discuss_id = intval($discuss_id);
        $profile_id = intval($profile_id);
        if($discuss_id and $profile_id){
            $vote = self::get($discuss_id,$profile_id);
            if($vote){
                self::deleteByID($vote[self::$ID]);
                Discuss::remathVotes($vote[self::$DISCUSS]);
            }
        }
    }


    static function columnInfo() : array {
        return [
            new C([
                C::VAR_NAME         =>&self::$ID,
                C::TYPE             =>eColumnType::INT,
                C::AUTO_INCREMENT   =>true,
                C::PRIMARY          =>true,
                C::DEFAULT          =>0,
                C::HIDDEN           =>true,
                C::TH               =>V::get(Vars::$ID),
            ]),
            new C([
                C::VAR_NAME         => &self::$DISCUSS,
                C::TYPE             => eColumnType::INT,
                C::DEFAULT          => intval(PID),
            ]),
            new C([
                C::VAR_NAME         => &self::$PROFILE,
                C::TYPE             => eColumnType::INT,
                C::DEFAULT          => intval(PID),
            ]),
            new C([
                C::VAR_NAME         => &self::$CREATED,
                C::TYPE             => eColumnType::INT,
                C::LENGTH           => 11,
                C::TH               => V::get(Vars::$CREATED),
                C::DEFAULT          => time(),
                c::FUNC_VALUE       => function($v){return self::formatDate($v[self::$CREATED]);},
                c::HIDDEN=>true,
            ]),

        ];
    }

}
new Vote();


///