i2_bot/lib/migrations/6_create_elements.go

// i2_bot – Instinct PokememBro Bot
// Copyright (c) 2017-2018 Vladimir "fat0troll" Hodakov

package migrations

import (
	"database/sql"
)

// CreateElementsUp creates `elements` table and fills it with data
func CreateElementsUp(tx *sql.Tx) error {
	request := "CREATE TABLE `elements` ("
	request += "`id` int(11) NOT NULL AUTO_INCREMENT COMMENT 'ID элемента',"
	request += "`symbol` varchar(191) COLLATE 'utf8mb4_unicode_520_ci' NOT NULL COMMENT 'Символ элемента',"
	request += "`name` varchar(191) NOT NULL COMMENT 'Имя элемента',"
	request += "`league_id` int(11) NOT NULL COMMENT 'ID родной лиги',"
	request += "`created_at` datetime NOT NULL COMMENT 'Добавлен в базу',"
	request += "PRIMARY KEY (`id`),"
	request += "UNIQUE KEY `id` (`id`),"
	request += "KEY `elements_created_at` (`created_at`)"
	request += ") ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COMMENT='Элементы'"
	_, err := tx.Exec(request)
	if err != nil {
		return err
	}

	// Insert elements
	_, err = tx.Exec("INSERT INTO `elements` VALUES(NULL, '👊', 'Боевой', 1, NOW())")
	if err != nil {
		return err
	}
	_, err = tx.Exec("INSERT INTO `elements` VALUES(NULL, '🌀', 'Летающий', 1, NOW())")
	if err != nil {
		return err
	}
	_, err = tx.Exec("INSERT INTO `elements` VALUES(NULL, '💀', 'Ядовитый', 1, NOW())")
	if err != nil {
		return err
	}
	_, err = tx.Exec("INSERT INTO `elements` VALUES(NULL, '🗿', 'Каменный', 1, NOW())")
	if err != nil {
		return err
	}
	_, err = tx.Exec("INSERT INTO `elements` VALUES(NULL, '🔥', 'Огненный', 2, NOW())")
	if err != nil {
		return err
	}
	_, err = tx.Exec("INSERT INTO `elements` VALUES(NULL, '⚡', 'Электрический', 2, NOW())")
	if err != nil {
		return err
	}
	_, err = tx.Exec("INSERT INTO `elements` VALUES(NULL, '💧', 'Водяной', 2, NOW())")
	if err != nil {
		return err
	}
	_, err = tx.Exec("INSERT INTO `elements` VALUES(NULL, '🍀', 'Травяной', 2, NOW())")
	if err != nil {
		return err
	}
	_, err = tx.Exec("INSERT INTO `elements` VALUES(NULL, '💩', 'Шоколадный', 3, NOW())")
	if err != nil {
		return err
	}
	_, err = tx.Exec("INSERT INTO `elements` VALUES(NULL, '👁', 'Психический', 3, NOW())")
	if err != nil {
		return err
	}
	_, err = tx.Exec("INSERT INTO `elements` VALUES(NULL, '👿', 'Темный', 3, NOW())")
	if err != nil {
		return err
	}
	_, err = tx.Exec("INSERT INTO `elements` VALUES(NULL, '⌛', 'Времени', 1, NOW())")

	return err
}

// CreateElementsDown drops `elements` table
func CreateElementsDown(tx *sql.Tx) error {
	_, err := tx.Exec("DROP TABLE `elements`")

	return err
}