From f3ef705613af83333fe132b470896a65e12f31b0 Mon Sep 17 00:00:00 2001
From: iamkun <kunhello@outlook.com>
Date: Thu, 18 Jul 2024 19:37:49 +0800
Subject: [PATCH] fix: add UTC support to negativeYear plugin (#2692)

---
 src/plugin/negativeYear/index.js | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/plugin/negativeYear/index.js b/src/plugin/negativeYear/index.js
index 6a3fbea7a..6fc90c06a 100644
--- a/src/plugin/negativeYear/index.js
+++ b/src/plugin/negativeYear/index.js
@@ -2,10 +2,16 @@ export default (_, c, dayjs) => {
   const proto = c.prototype
 
   const parseDate = (cfg) => {
-    const { date } = cfg
+    const { date, utc } = cfg
     if (typeof date === 'string' && date.charAt(0) === '-') {
-      const newDate = new Date(date.slice(1))
-      const fullYear = newDate.getFullYear()
+      const normalData = date.slice(1)
+      let newDate = dayjs(normalData)
+      if (utc) {
+        newDate = dayjs.utc(normalData)
+      } else {
+        newDate = dayjs(normalData)
+      }
+      const fullYear = newDate.year()
       if (date.indexOf(`-${fullYear}`) !== -1) {
         return dayjs(newDate).subtract(fullYear * 2, 'year').toDate()
       }