<?php

namespace common\models;

use Yii;

/**
 * This is the model class for table "gis_geo_features".
 *
 * @property int $id
 * @property int $gis_base_id
 * @property string $name
 * @property string $geometry
 * @property string $type
 * @property int|null $created_at
 * @property int|null $updated_at
 * @property int|null $created_by
 * @property int|null $updated_by
 */
class GisGeoFeatures extends \yii\db\ActiveRecord
{

    /**
     * ENUM field values
     */
    const TYPE_POINT = 'Point';
    const TYPE_LINESTRING = 'LineString';
    const TYPE_POLYGON = 'Polygon';
    const TYPE_OTHER = 'Other';

    /**
     * {@inheritdoc}
     */
    public static function tableName()
    {
        return 'gis_geo_features';
    }

    /**
     * {@inheritdoc}
     */
    public function rules()
    {
        return [
            [['created_at', 'updated_at', 'created_by', 'updated_by'], 'default', 'value' => null],
            [['gis_base_id', 'name', 'geometry', 'type'], 'required'],
            [['gis_base_id', 'created_at', 'updated_at', 'created_by', 'updated_by'], 'integer'],
            [['geometry', 'type'], 'string'],
            [['name'], 'string', 'max' => 255],
            ['type', 'in', 'range' => array_keys(self::optsType())],
        ];
    }

    /**
     * {@inheritdoc}
     */
    public function attributeLabels()
    {
        return [
            'id' => 'ID',
            'gis_base_id' => 'ชั้นข้อมูล',
            'name' => 'ชื่อ',
            'geometry' => 'Geometry',
            'type' => 'Type',
            'created_at' => 'Created At',
            'updated_at' => 'Updated At',
            'created_by' => 'Created By',
            'updated_by' => 'Updated By',
        ];
    }


    /**
     * column type ENUM value labels
     * @return string[]
     */
    public static function optsType()
    {
        return [
            self::TYPE_POINT => 'Point',
            self::TYPE_LINESTRING => 'LineString',
            self::TYPE_POLYGON => 'Polygon',
            self::TYPE_OTHER => 'Other',
        ];
    }

    /**
     * @return string
     */
    public function displayType()
    {
        return self::optsType()[$this->type];
    }

    /**
     * @return bool
     */
    public function isTypePoint()
    {
        return $this->type === self::TYPE_POINT;
    }

    public function setTypeToPoint()
    {
        $this->type = self::TYPE_POINT;
    }

    /**
     * @return bool
     */
    public function isTypeLinestring()
    {
        return $this->type === self::TYPE_LINESTRING;
    }

    public function setTypeToLinestring()
    {
        $this->type = self::TYPE_LINESTRING;
    }

    /**
     * @return bool
     */
    public function isTypePolygon()
    {
        return $this->type === self::TYPE_POLYGON;
    }

    public function setTypeToPolygon()
    {
        $this->type = self::TYPE_POLYGON;
    }

    /**
     * @return bool
     */
    public function isTypeOther()
    {
        return $this->type === self::TYPE_OTHER;
    }

    public function setTypeToOther()
    {
        $this->type = self::TYPE_OTHER;
    }

    public function getGeoJson()
    {
        return \Yii::$app->db->createCommand('SELECT ST_AsGeoJSON(geometry) FROM geo_features WHERE id = :id')
            ->bindValue(':id', $this->id)
            ->queryScalar();
    }

    public function getGisBase()
    {
        return $this->hasOne(GisBase::class, ['id' => 'gis_base_id']);
    }
}