<?php

namespace SilverStripe\ORM\FieldType;

use SilverStripe\Forms\NumericField;
use SilverStripe\ORM\DB;
use SilverStripe\ORM\ArrayList;
use SilverStripe\View\ArrayData;

/**
 * Represents a signed 32 bit integer field.
 */
class DBInt extends DBField {

	public function __construct($name = null, $defaultVal = 0) {
		$this->defaultVal = is_int($defaultVal) ? $defaultVal : 0;

		parent::__construct($name);
	}

	/**
	 * Returns the number, with commas added as appropriate, eg “1,000”.
	 */
	public function Formatted() {
		return number_format($this->value);
	}

	public function requireField() {
		$parts = [
			'datatype' => 'int',
			'precision' => 11,
			'null' => 'not null',
			'default' => $this->defaultVal,
			'arrayValue' => $this->arrayValue
		];
		$values = ['type' => 'int', 'parts' => $parts];
		DB::require_field($this->tableName, $this->name, $values);
	}

	public function Times() {
		$output = new ArrayList();
		for( $i = 0; $i < $this->value; $i++ )
			$output->push( new ArrayData( array( 'Number' => $i + 1 ) ) );

		return $output;
	}

	public function Nice() {
		return sprintf( '%d', $this->value );
	}

	public function scaffoldFormField($title = null, $params = null) {
		return new NumericField($this->name, $title);
	}

	public function nullValue() {
		return 0;
	}

	public function prepValueForDB($value) {
		if($value === true) {
			return 1;
		} elseif(empty($value) || !is_numeric($value)) {
			return 0;
		}

		return $value;
	}

}