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

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

    /**
     * A Team.
     *
     * Represents an object from the table 'unit'.
     *
     * @category Entity
     */
    class Team extends Entity{

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

        /**
         * @var int Team identifier.
         */
        public $id;

        /**
         * @var string Team name.
         */
        public $name;

        /**
         * @var string Team description.
         */
        public $description;

        /**
         * @var \Unit[] Units in the team.
         */
        public $unit = [];

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

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

        /**
         * @var \K_Area Area the team is designed for.
         */
        public $area;

        /**
         * @var int Stage the team is designed for. It can be null.
         */
        public $stage;

        /**
         * @var int difficulty the team is designed for. It can be null.
         *
         * @see DIFFICULTY_ID
         */
        public $difficulty;

        /**
         * @var int Team score for the optmizer
         */
        public $score;

        /**
         * Constructor.
         *
         * Searches the database and retrieves the information about the
         * monster, populating it and it's items.
         *
         * @param int $id Monster identifier.
         * @param bool $complete If false, it won't load the units.
         * @global resource Database connection.
         */
        public function __construct($id, $complete = true){

            global $db;

            $statement = $db->prepare("
              SELECT
                uid,
                id,
                name,
                description,
                area_type,
                area,
                stage,
                difficulty,
                score
              FROM team
              WHERE id = :id;
            ");
            $statement->bindValue(':id', $id, SQLITE3_TEXT);
            $r = $statement->execute()->fetchArray(SQLITE3_ASSOC);
            if ($r){
                $this->uid = $r["uid"];
                $this->id = $r["id"];
                $this->name = HTML::e($r["name"]);
                $this->description = HTML::e($r["description"]);
                $this->area = new K_Area($r["area"], $r["area_type"]);
                $this->stage = $r["stage"];
                $this->score = $r["score"];
                if ($complete){
                    $statement = $db->prepare("
                      SELECT
                        unit,
                        leader,
                        front
                      FROM team_unit
                      WHERE team = :team
                      ORDER BY 
                        front DESC,
                        leader DESC;
                    ");
                    $statement->bindValue(':team', $this->id, SQLITE3_TEXT);
                    $q = $statement->execute();
                    while ($r = $q->fetchArray(SQLITE3_ASSOC)){
                        array_push($this->unit, new Unit($r["unit"], false));
                        if ($r["leader"] == 1){
                            $this->leader = $r["unit"];
                        }
                        if ($r["front"] == 1){
                            array_push($this->frontline, $r["unit"]);
                        }
                    }
                }
            }
        }
    }
?>