 <?php

    require_once($path["page"] . "Page.php");
    require_once($path["entity"] . "Unit.php");


    /**
     * Monster view page.
     */
    class Monster_Page extends Page{

        /**
         * Selected @{see Unit}.
         */
        public $unit;

        /**
         * Stats gained by building.
         */
        public $building_stats = [
            "atk" => 0,
            "def" => 0,
            "hp" => 0,
            "spd" => 0,
            "crd" => 0,
            "elm" => [
                0 => 0,
                1 => 0,
                2 => 0,
                3 => 0,
                4 => 0
            ]
        ];

        /**
         * Constructor.
         *
         * Retrieves the data and initializes the variables.
         *
         * @param SQLite3 $db Connection to the database.
         * @param string $id Monster id
         */
        public function __construct($db, $id){
            global $path;
            global $root;
            parent::__construct($db);
            $this->view = $path["view"] . "monster.php";
            $this->calculate_buildings();
            $this->unit = new Unit($db, $id);
            $this->title = $this->unit->unit->name ." - SWDB";
            $this->description = "Owned " . $this->unit->unit->name;
            $this->canonical = $root . "monster/" . $id;
        }

        /**
         * Calculates the stats gained from bulding upgrades and populates the
         * $building_stats array.
         */
        private function calculate_buildings(){
            global $STAT;
            global $EFFECT_AREA;
            global $UID;
            $s = "
              SELECT
                affected_stat,
                bonus,
                element
              FROM
                k_decoration,
                k_decoration_level,
                decoration
              WHERE
                decoration.uid = '$UID' AND
                k_decoration.id = decoration.decoration AND
                decoration.decoration = k_decoration_level.decoration AND
                decoration.level = k_decoration_level.level AND
                area = " . $EFFECT_AREA["GENERAL"] . " AND
                affected_stat IN (" . $STAT["ATK"] . ", " . $STAT["DEF"] . ", " . $STAT["HP"] . ", " . $STAT["SPD"] . ", " . $STAT["CRIT_DMG"] . ");
            ";
            $q = $this->db->query($s);
            while ($r = $q->fetchArray(SQLITE3_ASSOC)){
                switch($r["affected_stat"]){
                    case $STAT["DEF"]:
                        $this->building_stats["def"] += $r["bonus"];
                        break;
                    case $STAT["HP"]:
                        $this->building_stats["hp"] += $r["bonus"];
                        break;
                    case $STAT["SPD"]:
                        $this->building_stats["spd"] += $r["bonus"];
                        break;
                    case $STAT["CRIT_DMG"]:
                        $this->building_stats["crd"] += $r["bonus"];
                        break;
                    case $STAT["ATK"]:
                        if(strlen($r["element"]) > 0){
                            $this->building_stats["elm"][$r["element"]] += $r["bonus"];
                        }
                        else{
                            $this->building_stats["atk"] += $r["bonus"];
                        }
                        break;
                }
            }
        }
    }
?>