From 466b73e5b24a23e41ad61334a100033b8bf51a6e Mon Sep 17 00:00:00 2001
From: pricelees <priceelees@gmail.com>
Date: Wed, 1 Oct 2025 10:32:02 +0900
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---
 .../persistence/OrderAmountEntity.kt          | 24 +++++++++++++++++++
 .../persistence/OrderAmountRepository.kt      |  8 +++++++
 .../src/main/resources/schema/schema-h2.sql   | 10 ++++++++
 3 files changed, 42 insertions(+)
 create mode 100644 tosspay-mock/src/main/kotlin/com/sangdol/tosspaymock/infrastructure/persistence/OrderAmountEntity.kt
 create mode 100644 tosspay-mock/src/main/kotlin/com/sangdol/tosspaymock/infrastructure/persistence/OrderAmountRepository.kt
 create mode 100644 tosspay-mock/src/main/resources/schema/schema-h2.sql

diff --git a/tosspay-mock/src/main/kotlin/com/sangdol/tosspaymock/infrastructure/persistence/OrderAmountEntity.kt b/tosspay-mock/src/main/kotlin/com/sangdol/tosspaymock/infrastructure/persistence/OrderAmountEntity.kt
new file mode 100644
index 00000000..a98031a2
--- /dev/null
+++ b/tosspay-mock/src/main/kotlin/com/sangdol/tosspaymock/infrastructure/persistence/OrderAmountEntity.kt
@@ -0,0 +1,24 @@
+package com.sangdol.tosspaymock.infrastructure.persistence
+
+import com.sangdol.common.persistence.PersistableBaseEntity
+import jakarta.persistence.Column
+import jakarta.persistence.Entity
+import jakarta.persistence.Table
+
+@Entity
+@Table(name = "order_amount")
+class OrderAmountEntity(
+    id: Long,
+
+    @Column(unique = true)
+    val paymentKey: String,
+
+    val approvedAmount: Int,
+    val easypayDiscountAmount: Int,
+    val cardDiscountAmount: Int,
+    val transferDiscountAmount: Int
+) : PersistableBaseEntity(id) {
+    fun totalAmount(): Int {
+        return (approvedAmount + easypayDiscountAmount + cardDiscountAmount + transferDiscountAmount)
+    }
+}
diff --git a/tosspay-mock/src/main/kotlin/com/sangdol/tosspaymock/infrastructure/persistence/OrderAmountRepository.kt b/tosspay-mock/src/main/kotlin/com/sangdol/tosspaymock/infrastructure/persistence/OrderAmountRepository.kt
new file mode 100644
index 00000000..77825cf2
--- /dev/null
+++ b/tosspay-mock/src/main/kotlin/com/sangdol/tosspaymock/infrastructure/persistence/OrderAmountRepository.kt
@@ -0,0 +1,8 @@
+package com.sangdol.tosspaymock.infrastructure.persistence
+
+import org.springframework.data.jpa.repository.JpaRepository
+
+interface OrderAmountRepository : JpaRepository<OrderAmountEntity, Long> {
+
+    fun findByPaymentKey(paymentKey: String): OrderAmountEntity?
+}
diff --git a/tosspay-mock/src/main/resources/schema/schema-h2.sql b/tosspay-mock/src/main/resources/schema/schema-h2.sql
new file mode 100644
index 00000000..57277e11
--- /dev/null
+++ b/tosspay-mock/src/main/resources/schema/schema-h2.sql
@@ -0,0 +1,10 @@
+create table if not exists order_amount (
+    id                           bigint        primary key,
+    payment_key                  varchar(255)  not null,
+    approved_amount              integer       not null,
+    easypay_discount_amount      integer       not null,
+    card_discount_amount         integer       not null,
+    transfer_discount_amount     integer       not null,
+
+    constraint uk_order_amount__payment_key unique (payment_key)
+);