<?php
/**
 * Init Migration
 *
 * @author Noriko Arai <arai@nii.ac.jp>
 * @author Shohei Nakajima <nakajimashouhei@gmail.com>
 * @link http://www.netcommons.org NetCommons Project
 * @license http://www.netcommons.org/license.txt NetCommons License
 */

/**
 * Init Migration
 *
 * @author Noriko Arai <arai@nii.ac.jp>
 * @author Shohei Nakajima <nakajimashouhei@gmail.com>
 * @package NetCommons\Likes\Config\Migration
 */
class Init extends CakeMigration {

/**
 * Migration description
 *
 * @var string
 */
	public $description = 'init';

/**
 * Actions to be performed
 *
 * @var array $migration
 */
	public $migration = array(
		'up' => array(
			'create_table' => array(
				'likes' => array(
					'id' => array('type' => 'integer', 'null' => false, 'default' => null, 'key' => 'primary', 'comment' => 'ID'),
					'plugin_key' => array('type' => 'string', 'null' => true, 'default' => null, 'collate' => 'utf8_general_ci', 'comment' => 'プラグインKey', 'charset' => 'utf8'),
					'block_key' => array('type' => 'string', 'null' => true, 'default' => null, 'collate' => 'utf8_general_ci', 'comment' => 'ブロックKey', 'charset' => 'utf8'),
					'content_key' => array('type' => 'string', 'null' => true, 'default' => null, 'collate' => 'utf8_general_ci', 'comment' => '各プラグインのコンテンツKey', 'charset' => 'utf8'),
					'like_count' => array('type' => 'integer', 'null' => false, 'default' => '0', 'unsigned' => false, 'comment' => 'いいね数'),
					'unlike_count' => array('type' => 'integer', 'null' => false, 'default' => '0', 'unsigned' => false, 'comment' => 'わるいね数'),
					'weight' => array('type' => 'integer', 'null' => false, 'default' => '0', 'unsigned' => false, 'comment' => '評価(いいね数－わるいね数)'),
					'created_user' => array('type' => 'integer', 'null' => true, 'default' => '0', 'comment' => '作成者'),
					'created' => array('type' => 'datetime', 'null' => true, 'default' => null, 'comment' => '作成日時'),
					'modified_user' => array('type' => 'integer', 'null' => true, 'default' => '0', 'comment' => '更新者'),
					'modified' => array('type' => 'datetime', 'null' => true, 'default' => null, 'comment' => '更新日時'),
					'indexes' => array(
						'PRIMARY' => array('column' => 'id', 'unique' => 1),
					),
					'tableParameters' => array('charset' => 'utf8', 'collate' => 'utf8_general_ci', 'engine' => 'InnoDB'),
				),
				'likes_users' => array(
					'id' => array('type' => 'integer', 'null' => false, 'default' => null, 'key' => 'primary', 'comment' => 'ID'),
					'like_id' => array('type' => 'integer', 'null' => true, 'default' => null, 'comment' => 'いいねID'),
					'user_id' => array('type' => 'integer', 'null' => true, 'default' => null, 'comment' => 'ユーザID'),
					'session_key' => array('type' => 'string', 'null' => true, 'default' => null, 'collate' => 'utf8_general_ci', 'comment' => 'セッションKey', 'charset' => 'utf8'),
					'is_liked' => array('type' => 'boolean', 'null' => true, 'default' => null, 'comment' => '0:わるいね、1:いいね'),
					'created_user' => array('type' => 'integer', 'null' => true, 'default' => '0', 'comment' => '作成者'),
					'created' => array('type' => 'datetime', 'null' => true, 'default' => null, 'comment' => '作成日時'),
					'modified_user' => array('type' => 'integer', 'null' => true, 'default' => '0', 'comment' => '更新者'),
					'modified' => array('type' => 'datetime', 'null' => true, 'default' => null, 'comment' => '更新日時'),
					'indexes' => array(
						'PRIMARY' => array('column' => 'id', 'unique' => 1),
					),
					'tableParameters' => array('charset' => 'utf8', 'collate' => 'utf8_general_ci', 'engine' => 'InnoDB'),
				),
			),
		),
		'down' => array(
			'drop_table' => array(
				'likes', 'likes_users'
			),
		),
	);

/**
 * Before migration callback
 *
 * @param string $direction Direction of migration process (up or down)
 * @return bool Should process continue
 */
	public function before($direction) {
		return true;
	}

/**
 * After migration callback
 *
 * @param string $direction Direction of migration process (up or down)
 * @return bool Should process continue
 */
	public function after($direction) {
		return true;
	}
}
