feat: Add image field to CouponTemplate domain, database, and mapper.

jsowell-pile/src/main/java/com/jsowell/pile/domain/CouponTemplate.java

@@ -88,6 +88,9 @@ public class CouponTemplate {
     /** 券使用说明 */
     private String description;
 
+    /** 优惠券图片URL */
+    private String image;
+
     /** 最后修改人账号 */
     private String updateBy;
 

jsowell-pile/src/main/resources/mapper/pile/CouponTemplateMapper.xml

@@ -26,6 +26,7 @@
         <result column="total_limit" property="totalLimit"/>
         <result column="status" property="status"/>
         <result column="description" property="description"/>
+        <result column="image" property="image"/>
         <result column="update_by" property="updateBy"/>
         <result column="create_by" property="createBy"/>
         <result column="create_time" property="createTime"/>
@@ -40,7 +41,7 @@
         stock_total, stock_remain, validity_type,
         valid_start_time, valid_end_time, valid_days,
         daily_limit, monthly_limit, total_limit,
-        status, description, update_by, create_by, create_time, update_time, del_flag
+        status, description, image, update_by, create_by, create_time, update_time, del_flag
     </sql>
 
     <select id="selectById" resultMap="BaseResultMap">
@@ -76,7 +77,7 @@
             stock_total, stock_remain, validity_type,
             valid_start_time, valid_end_time, valid_days,
             daily_limit, monthly_limit, total_limit,
-            status, description, update_by, create_by, create_time, update_time, del_flag
+            status, description, image, update_by, create_by, create_time, update_time, del_flag
         ) VALUES (
             #{name}, #{type}, #{creatorType}, #{creatorMerchantId}, #{scopeType},
             #{pointsCost}, #{discountRate}, #{minChargeAmount}, #{maxDiscountAmount},
@@ -84,7 +85,7 @@
             #{stockTotal}, #{stockRemain}, #{validityType},
             #{validStartTime}, #{validEndTime}, #{validDays},
             #{dailyLimit}, #{monthlyLimit}, #{totalLimit},
-            #{status}, #{description}, #{updateBy}, #{createBy}, NOW(), NOW(), '0'
+            #{status}, #{description}, #{image}, #{updateBy}, #{createBy}, NOW(), NOW(), '0'
         )
     </insert>
 
@@ -98,6 +99,7 @@
             <if test="monthlyLimit != null">monthly_limit = #{monthlyLimit},</if>
             <if test="totalLimit != null">total_limit = #{totalLimit},</if>
             <if test="description != null">description = #{description},</if>
+            <if test="image != null">image = #{image},</if>
             <if test="updateBy != null">update_by = #{updateBy},</if>
             update_time = NOW()
         </set>

sql/add_coupon_image.sql

@@ -0,0 +1,2 @@
+-- 优惠券模板表新增图片字段
+ALTER TABLE coupon_template ADD COLUMN image VARCHAR(500) DEFAULT NULL COMMENT '优惠券图片URL' AFTER description;