<?php
/**
 * Artifact stat entity file.
 *
 * Creates the entity and makes it available.
 *
 * @author Iñigo Valentin <i@inigovalentin.com>
 * @license https://www.gnu.org/licenses/gpl-3.0.en.html GNU General Public License V3
 * @package SWDB
 */

require_once(PATH::ENTITY . "Entity.php");

/**
 * Artifact stat.
 *
 * Represents the artifact main stat.
 *
 * @category Entity
 */
class Artifact_Stat extends Entity{

    /**
     * @var int Artifact stat ID ({@see ARTIFACT_STAT_ID}).
     */
    private $stat;

    /**
     * @var string Artifact stat name.
     */
    private $name;

    /**
     * @var int The value of the artifact stat.
     */
    private $value;

    /**
     * Constructor.
     *
     * Retrieves the artifact stat information from the database.
     *
     * @param int $artifact_id Artifact id.
     */
    public function __construct($artifact_id){

        $statement = get_context()->get_db()->prepare("
          SELECT
            stat,
            value
          FROM artifact_stat
          WHERE artifact = :artifact
        ");
        $statement->bindValue(':artifact', $artifact_id, SQLITE3_TEXT);
        $r = $statement->execute()->fetchArray(SQLITE3_ASSOC);
        if ($r){
            $this->stat = $r["stat"];
            $this->value = $r["value"];
            switch ($this->stat){
                case ARTIFACT_STAT_ID::HP:
                    $this->name = "HP";
                    break;
                case ARTIFACT_STAT_ID::ATK:
                    $this->name = "ATK";
                    break;
                case ARTIFACT_STAT_ID::DEF:
                    $this->name = "DEF";
                    break;
            }
        }
        else{
            // Not found, maybe as a run drop?
            $statement = get_context()->get_db()->prepare("
              SELECT
                stat,
                stat_value
              FROM run_drop_artifact
              WHERE id = :artifact
            ");
            $statement->bindValue(':artifact', $artifact_id, SQLITE3_TEXT);
            $r = $statement->execute()->fetchArray(SQLITE3_ASSOC);
            if ($r){
                $this->stat = $r["stat"];
                $this->value = $r["stat_value"];
                switch ($this->stat){
                    case ARTIFACT_STAT_ID::HP:
                        $this->name = "HP";
                        break;
                    case ARTIFACT_STAT_ID::ATK:
                        $this->name = "ATK";
                        break;
                    case ARTIFACT_STAT_ID::DEF:
                        $this->name = "DEF";
                        break;
                }
            }
        }
    }
    /**
     * Retrieves the artifact stat identifier.
     * 
     * @see ARTIFACT_STAT_ID
     *
     * @return int Artifact stat ID.
     */
    public function get_stat(){
        return $this->stat;
    }

    /**
     * Retrieves the artifact stat name.
     *
     * @return string Artifact stat name.
     */
    public function get_name(){
        return $this->name;
    }

    /**
     * Retrieves the value of the artifact stat value.
     *
     * @return int Stat value.
     */
    public function get_value(){
        return $this->value;
    }

}