From 6437f0e721a186aaeb7af9f4ac52da07865ca3b6 Mon Sep 17 00:00:00 2001
From: ckx6954 <ckx6954@local-host.co.kr>
Date: Thu, 12 Dec 2024 15:19:29 +0900
Subject: [PATCH] =?UTF-8?q?=ED=8E=98=EC=9D=B4=EC=A7=95=20=EC=9C=A0?=
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---
 build.gradle                                  |  3 ++
 gradle.properties                             |  3 +-
 .../io/company/localhost/utils/PageUtil.java  | 50 +++++++++++++++++++
 3 files changed, 55 insertions(+), 1 deletion(-)
 create mode 100644 src/main/java/io/company/localhost/utils/PageUtil.java

diff --git a/build.gradle b/build.gradle
index 9fffc13..ace8992 100644
--- a/build.gradle
+++ b/build.gradle
@@ -96,6 +96,9 @@ dependencies {
     /** mariaDB */
     implementation "org.mariadb.jdbc:mariadb-java-client:${mariadbClientVersion}"
 
+    /** pageHelper */
+    implementation "com.github.pagehelper:pagehelper-spring-boot-starter:${pageHelperVersion}"
+
     /** mybatis-spring-boot-starter */
     implementation "org.mybatis.spring.boot:mybatis-spring-boot-starter:${mybatisSpringBootVersion}"
 
diff --git a/gradle.properties b/gradle.properties
index dd16a6c..26c7ded 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -17,4 +17,5 @@ junitJupiterVersion=5.9.3
 lombokVersion=1.18.34
 mybatisSpringBootVersion=3.0.3
 jsonVersion = 20240303
-mariadbClientVersion = 3.4.1
\ No newline at end of file
+mariadbClientVersion = 3.4.1
+pageHelperVersion = 1.4.7
\ No newline at end of file
diff --git a/src/main/java/io/company/localhost/utils/PageUtil.java b/src/main/java/io/company/localhost/utils/PageUtil.java
new file mode 100644
index 0000000..97ce83a
--- /dev/null
+++ b/src/main/java/io/company/localhost/utils/PageUtil.java
@@ -0,0 +1,50 @@
+package io.company.localhost.utils;
+
+import com.github.pagehelper.PageInfo;
+
+import java.util.Map;
+
+public class PageUtil {
+
+
+    public static PageInfo<Map<String , Object>> redefineNavigation(PageInfo<Map<String , Object>> list){
+
+        // 페이지 배열
+        int[] nav = list.getNavigatepageNums();
+        // 몇 페이지
+        int navigatePages = list.getNavigatePages();
+        // 현재 페이지
+        int currentPage = list.getPageNum();
+        // 총 페이지 수
+        int total = list.getPages();
+        // 배열 길이
+        int navLength = nav.length;
+
+        if(navLength != 0){
+            int ff = (int) Math.ceil((double) nav[navLength -1] / navigatePages);
+
+            int gg = ff * navigatePages;
+
+            if(gg - currentPage >= navigatePages){
+                gg = gg - navigatePages;
+            }else if(gg == 0){
+                gg = navigatePages;
+            }
+
+            if(gg > total && total >= navigatePages ){
+                navLength = total%navigatePages;
+            }
+
+            int[] nav2 = new int[navLength];
+            gg = gg - (navigatePages - 1);
+            for(int i = 0 ; i < nav2.length ; i++){
+                nav2[i] = gg++;
+            }
+            list.setNavigatepageNums(nav2);
+            list.setNavigateFirstPage(nav2[0]);
+            list.setNavigateLastPage(nav2[nav2.length -1]);
+        }
+
+        return list;
+    }
+}