From a315f0a18a1ac9b17d610566324ec82fcf810e81 Mon Sep 17 00:00:00 2001
From: API Changelog Bot <changelog@hulalv.com>
Date: Thu, 2 Apr 2026 17:14:21 +0800
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+# 接口变更记录 — 2026-04-02 17:14
+
+> **提交** `80db9dee` · **作者** wx · **时间** 2026-04-02 17:14:21 +0800
+>
+> feat: 小童定价新增CHILD_MINUS模式（儿童价减固定金额）
+
+## 变更总览
+
+
+---
+
+## 📦 其他数据对象变更
+
+> 以下变更未直接关联到本次接口变更，但可能影响现有接口的请求/响应
+
+### 产品服务
+
+#### ✏️ PricingRequest
+
+  - 🆕 `youngChildMinusAmount` (`BigDecimal`) — 小童减免金额（youngChildPriceMode=CHILD_MINUS时使用，小童价=儿童价-此金额）
+  - ✏️ `youngChildPriceMode`: 说明 "小童定价模式：PERCENT=按儿童价百分比, FIXED=固定价" → "小童定价模式：PERCENT=按儿童价百分比, FIXED=固定价, CHILD_MINUS=儿童价减固定金额"
+
+#### ✏️ ProductPricingVO
+
+  - 🆕 `youngChildMinusAmount` (`BigDecimal`) — 小童减免金额（CHILD_MINUS模式，小童价=儿童价-此金额）
+  - ✏️ `youngChildPriceMode`: 说明 "小童定价模式: PERCENT/FIXED" → "小童定价模式: PERCENT/FIXED/CHILD_MINUS"
+
+<details>
+<summary>📁 全部变更文件 (点击展开)</summary>
+
+```
+M	hl-product-service/src/main/java/com/hulalv/product/controller/InternalProductController.java
+M	hl-product-service/src/main/java/com/hulalv/product/dto/PricingRequest.java
+M	hl-product-service/src/main/java/com/hulalv/product/entity/ProductPricing.java
+M	hl-product-service/src/main/java/com/hulalv/product/service/CostCalculationService.java
+M	hl-product-service/src/main/java/com/hulalv/product/service/PriceCalendarService.java
+M	hl-product-service/src/main/java/com/hulalv/product/service/ProductPricingService.java
+M	hl-product-service/src/main/java/com/hulalv/product/vo/ProductPricingVO.java
+A	sql/young_child_minus_mode.sql
+```
+</details>
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