From 39a0ea183eb7fccb343097934e14926bcdc207cd Mon Sep 17 00:00:00 2001
From: Treecat <treecat@fanruan.com>
Date: Mon, 21 Nov 2022 13:47:52 +0800
Subject: [PATCH] =?UTF-8?q?REPORT-85040=20fix:=20=E6=97=A5=E6=9C=9F?=
 =?UTF-8?q?=E6=8E=A7=E4=BB=B6=E6=97=B6=E9=97=B4=E4=BC=9A=E8=B6=85?=
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---
 src/case/calendar/calendar.js | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/case/calendar/calendar.js b/src/case/calendar/calendar.js
index 88ccf198a..0a9d40e05 100644
--- a/src/case/calendar/calendar.js
+++ b/src/case/calendar/calendar.js
@@ -156,13 +156,21 @@ BI.Calendar = BI.inherit(BI.Widget, {
         return BI.map(items, function (i, item) {
             return BI.map(item, function (j, td) {
                 var month = td.lastMonth ? o.month - 1 : (td.nextMonth ? o.month + 1 : o.month);
+                var year = o.year;
+                if (month > 12) {
+                    month = 1;
+                    year++;
+                } else if (month < 1) {
+                    month = 12;
+                    year--;
+                }
                 return BI.extend(td, {
                     type: "bi.calendar_date_item",
                     once: false,
                     forceSelected: true,
-                    value: o.year + "-" + month + "-" + td.text,
+                    value: year + "-" + month + "-" + td.text,
                     disabled: td.disabled,
-                    cls: td.lastMonth || td.nextMonth ? "not-current-month-day": "",
+                    cls: td.lastMonth || td.nextMonth ? "not-current-month-day" : "",
                     lgap: 2,
                     rgap: 2,
                     tgap: 4,