правки для магазина

sql/Store.sql

@@ -73,8 +73,15 @@ CREATE TABLE IF NOT EXISTS `store_currencies` (
 
 -- Dumping data for table store.store_currencies: ~2 rows (approximately)
 INSERT INTO `store_currencies` (`id`, `type`, `name`, `icon`, `data`, `tooltip`) VALUES
-	(1, 1, 'Gold', 'Gold', 0, 'This is normal gold.'),
-	(2, 2, 'Item Token', 'Token', 4540, 'This is an item currency.');
+	(1, 3, 'Баланс', 'Gold', 0, 'Баланс учётной записи на сайте.');
+
+-- The website account balance is the only in-game store currency. These
+-- statements also migrate databases bootstrapped by an older Store.sql.
+UPDATE `store_currencies`
+SET `type` = 3, `name` = 'Баланс', `icon` = 'Gold', `data` = 0,
+    `tooltip` = 'Баланс учётной записи на сайте.'
+WHERE `id` = 1;
+DELETE FROM `store_currencies` WHERE `id` <> 1;
 
 -- Dumping structure for table store.store_logs
 CREATE TABLE IF NOT EXISTS `store_logs` (
@@ -173,6 +180,46 @@ INSERT INTO `store_services` (`id`, `type`, `name`, `tooltipName`, `tooltipType`
 	(17, 8, 'Level 60 Boost', 'Level Boost', '', 'Boosts your characters level to level 60!', 'achievement_level_60', 40, 1, 0, 0, 0, 1, 60, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1),
 	(18, 1, 'Tuxedo Set', 'Tuxedo Set', '', 'Express your great fashion sense with this full Tuxedo set!\r\n\r\nContains the following:\r\n\r\n1x Tuxedo Jacket\r\n1x Tuxedo Shirt\r\n1x Tuxedo Pants', 'inv_shirt_black_01', 50, 1, 0, 0, 0, 1, 10036, 10035, 10034, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1);
 
+UPDATE `store_services` SET `currency` = 1;
+
+-- Atomic bridge between the website balance and Eluna. It both reserves the
+-- funds and writes the website-compatible ledger entry before a reward is sent.
+DROP FUNCTION IF EXISTS `acore_auth`.`store_deduct_balance`;
+DELIMITER //
+CREATE FUNCTION `acore_auth`.`store_deduct_balance`(
+    p_account_id INT UNSIGNED,
+    p_amount DECIMAL(14,2),
+    p_reference VARCHAR(191),
+    p_character_guid INT UNSIGNED,
+    p_service_id INT UNSIGNED
+) RETURNS DECIMAL(14,2)
+DETERMINISTIC
+MODIFIES SQL DATA
+BEGIN
+    DECLARE v_balance_after DECIMAL(14,2) DEFAULT -1;
+
+    UPDATE `acore_auth`.`account_balances`
+    SET `balance` = `balance` - p_amount, `updated_at` = CURRENT_TIMESTAMP
+    WHERE `account_id` = p_account_id
+      AND p_amount >= 0
+      AND `balance` >= p_amount;
+
+    IF ROW_COUNT() = 1 THEN
+        SELECT `balance` INTO v_balance_after
+        FROM `acore_auth`.`account_balances`
+        WHERE `account_id` = p_account_id;
+
+        INSERT INTO `acore_auth`.`balance_transactions`
+            (`account_id`, `type`, `amount`, `balance_after`, `reference`, `metadata`, `created_at`)
+        VALUES
+            (p_account_id, 'store_purchase', -p_amount, v_balance_after, p_reference,
+             JSON_OBJECT('character_guid', p_character_guid, 'service_id', p_service_id), CURRENT_TIMESTAMP);
+    END IF;
+
+    RETURN v_balance_after;
+END//
+DELIMITER ;
+
 /*!40103 SET TIME_ZONE=IFNULL(@OLD_TIME_ZONE, 'system') */;
 /*!40101 SET SQL_MODE=IFNULL(@OLD_SQL_MODE, '') */;
 /*!40014 SET FOREIGN_KEY_CHECKS=IFNULL(@OLD_FOREIGN_KEY_CHECKS, 1) */;