<?php
    /**
     * Record run entity file.
     *
     * Creates the entity and makes it available.
     *
     * @category Entity
     */

    /**
     * Require dependent entities if not present.
     */
    require_once(PATH::ENTITY . "Entity.php");
    require_once(PATH::ENTITY . "Unit.php");
    require_once(PATH::ENTITY . "K_Unit.php");
    require_once(PATH::ENTITY . "K_Area.php");


    /**
     * A record run.
     *
     * Represents an object from the table 'record'.
     *
     * @category Entity
     */
    class Record extends Entity{

        /**
         * @var int Player identifier.
         */
        public $uid;

        /**
         * @var K_Area Area.
         */
        public $area;

        /**
         * @var int Stage.
         */
        public $stage;

        /**
         * @var int Clear time, milliseconds.
         */
        public $time;

        /**
         * @var int Score in battles that are rated (WB, rift dungeons...).
         */
        public $score;

        /**
         * @var String Rank in battles that are rated (WB, rift dungeons...).
         */
        public $rank;

        /**
         * @var \Unit[]|\K_Unit[] Uits used.
         * If the unit is still owned, it will be a instance of Unit.
         * If not, it will be a instance of K_Unit.
         */
        public $party = [];

        /**
         * @var int ID of the leader unit.
         */
        public $leader;

        /**
         * @var int[] List of IDs of the frontline units.
         */
        public $frontline = [];

        /**
         * Constructor.
         *
         * Searches the database and retrieves the information about the
         * run, populating it and it's items.
         *
         * @param int $id Run identifier.
         * @global resource Database connection.
         */
        public function __construct($uid, $area_type, $area){

            global $db;

            $statement = $db->prepare("
                SELECT
                  uid,
                  area_type,
                  area,
                  stage,
                  time,
                  score,
                  rank
                FROM record
                WHERE
                  uid = :uid AND
                  area_type = :area_type AND
                  area = :area;
            ");
            $statement->bindValue(':uid', $uid, SQLITE3_INTEGER);
            $statement->bindValue(':area_type', $area_type, SQLITE3_INTEGER);
            $statement->bindValue(':area', $area, SQLITE3_INTEGER);
            $r = $statement->execute()->fetchArray(SQLITE3_ASSOC);
            if ($r){
                $this->uid = $r["uid"];
                $this->area = new K_Area($r["area"], $r["area_type"]);
                $this->stage = $r["stage"];
                $this->time = $r["time"];
                $this->score = $r["score"];
                $this->rank = $r["rank"];
                $statement = $db->prepare("
                    SELECT
                      unit,
                      k_unit,
                      (SELECT count(id) FROM unit WHERE unit.id = record_party.unit) AS owned,
                      leader,
                      front
                    FROM record_party
                    WHERE
                      uid = :uid AND
                      area_type = :area_type AND
                      area = :area
                    ORDER BY 
                      front DESC,
                      leader DESC;
                ");
                $statement->bindValue(':uid', $uid, SQLITE3_INTEGER);
                $statement->bindValue(':area_type', $area_type, SQLITE3_INTEGER);
                $statement->bindValue(':area', $area, SQLITE3_INTEGER);
                $q = $statement->execute();
                while ($r = $q->fetchArray(SQLITE3_ASSOC)){
                    if ($r["owned"] > 0){
                        array_push($this->party, new Unit($r["unit"], false));
                    }
                    else{
                        array_push($this->party, new K_Unit($r["k_unit"], false));
                    }
                    if ($r["leader"] == 1){
                        $this->leader = $r["unit"];
                    }
                    if ($r["front"] == 1){
                        array_push($this->frontline, $r["unit"]);
                    }
                }
            }
        }

    }
?>