From c3404d296a6d948b05feaff20652add05b1cae7c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E5=B0=8F=E5=AE=9D?= <18984316437@189.cn>
Date: Fri, 13 Oct 2023 21:16:40 +0800
Subject: [PATCH] Fix MTS sql syntax error and month error

---
 .../server/channel/handlers/MTSHandler.java   | 44 ++++---------------
 src/main/java/server/MTSItemInfo.java         | 11 +++--
 2 files changed, 17 insertions(+), 38 deletions(-)

diff --git a/src/main/java/net/server/channel/handlers/MTSHandler.java b/src/main/java/net/server/channel/handlers/MTSHandler.java
index ca00cc842f..abffbe9ad1 100644
--- a/src/main/java/net/server/channel/handlers/MTSHandler.java
+++ b/src/main/java/net/server/channel/handlers/MTSHandler.java
@@ -45,6 +45,8 @@ import java.sql.Connection;
 import java.sql.PreparedStatement;
 import java.sql.ResultSet;
 import java.sql.SQLException;
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
 import java.util.ArrayList;
 import java.util.Calendar;
 import java.util.List;
@@ -122,40 +124,12 @@ public final class MTSHandler extends AbstractPacketHandler {
                                 return;
                             }
                         }
-                        Calendar calendar = Calendar.getInstance();
-                        int year;
-                        int month;
-                        int day;
-                        int oldmax = calendar.getActualMaximum(Calendar.DAY_OF_MONTH);
-                        int oldday = calendar.get(Calendar.DAY_OF_MONTH) + 7;
-                        if (oldmax < oldday) {
-                            if (calendar.get(Calendar.MONTH) + 2 > 12) {
-                                year = calendar.get(Calendar.YEAR) + 1;
-                                month = 1;
-                                calendar.set(year, month, 1);
-                                day = oldday - oldmax;
-                            } else {
-                                month = calendar.get(Calendar.MONTH) + 2;
-                                year = calendar.get(Calendar.YEAR);
-                                calendar.set(year, month, 1);
-                                day = oldday - oldmax;
-                            }
-                        } else {
-                            day = calendar.get(Calendar.DAY_OF_MONTH) + 7;
-                            month = calendar.get(Calendar.MONTH);
-                            year = calendar.get(Calendar.YEAR);
-                        }
-                        String date = year + "-";
-                        if (month < 10) {
-                            date += "0" + month + "-";
-                        } else {
-                            date += month + "-";
-                        }
-                        if (day < 10) {
-                            date += "0" + day;
-                        } else {
-                            date += day + "";
-                        }
+
+                        LocalDate now = LocalDate.now();
+                        LocalDate sellEnd = now.plusDays(7);
+                        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+                        String date = sellEnd.format(formatter);
+
                         if (!i.getInventoryType().equals(InventoryType.EQUIP)) {
                             Item item = i;
                             try (PreparedStatement pse = con.prepareStatement("INSERT INTO mts_items (tab, type, itemid, quantity, expiration, giftFrom, seller, price, owner, sellername, sell_ends) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)")) {
@@ -761,7 +735,7 @@ public final class MTSHandler extends AbstractPacketHandler {
                     }
                 }
             }
-            try (PreparedStatement ps = con.prepareStatement("SELECT COUNT(*) FROM mts_items WHERE tab = ? " + (type != 0 ? "AND type = ?" : "") + "AND transfer = 0")) {
+            try (PreparedStatement ps = con.prepareStatement("SELECT COUNT(*) FROM mts_items WHERE tab = ? " + (type != 0 ? "AND type = ?" : "") + " AND transfer = 0")) {
                 ps.setInt(1, tab);
                 if (type != 0) {
                     ps.setInt(2, type);
diff --git a/src/main/java/server/MTSItemInfo.java b/src/main/java/server/MTSItemInfo.java
index 3779d69925..c091861167 100644
--- a/src/main/java/server/MTSItemInfo.java
+++ b/src/main/java/server/MTSItemInfo.java
@@ -23,6 +23,8 @@ package server;
 
 import client.inventory.Item;
 
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
 import java.util.Calendar;
 
 /**
@@ -38,13 +40,16 @@ public class MTSItemInfo {
     private int day = 1;
 
     public MTSItemInfo(Item item, int price, int id, int cid, String seller, String date) {
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+        LocalDate sellEnd = LocalDate.parse(date, formatter);
+
         this.item = item;
         this.price = price;
         this.seller = seller;
         this.id = id;
-        this.year = Integer.parseInt(date.substring(0, 4));
-        this.month = Integer.parseInt(date.substring(5, 7));
-        this.day = Integer.parseInt(date.substring(8, 10));
+        this.year = sellEnd.getYear();
+        this.month = sellEnd.getMonthValue();
+        this.day = sellEnd.getDayOfMonth();
     }
 
     public Item getItem() {