fix：修复系统时区转换逻辑 (#3837)

Author: discreted66

packages/renderless/src/picker/index.ts

@@ -10,7 +10,7 @@
  *
  */
 
-import { toDate1, getDateWithNewTimezone, getStrTimezone, getLocalTimezone } from '@opentiny/utils'
+import { toDate1, getDateWithNewTimezone, getStrTimezone, getLocalTimezone, paeseIso8601 } from '@opentiny/utils'
 import { isNumber, isDate } from '@opentiny/utils'
 import { userPopper } from '@opentiny/vue-hooks'
 import { DATEPICKER } from '@opentiny/utils'
@@ -172,6 +172,28 @@ export const parseAsFormatAndType =
     return parser(value, format, rangeSeparator)
   }
 
+const ignoreTimezone = (value) => {
+  let res = value
+
+  const ignoreTimezoneFn = (value) => {
+    let date = value
+    const iso8601 = paeseIso8601(value)
+    if (iso8601) {
+      const { year, month, day, hours, minutes, seconds } = iso8601
+      date = new Date(year, month, day, hours, minutes, seconds)
+    }
+    return date
+  }
+
+  if (Array.isArray(res)) {
+    res = res.map((item) => ignoreTimezoneFn(item))
+  } else {
+    res = ignoreTimezoneFn(res)
+  }
+
+  return res
+}
+
 export const parsedValue =
   ({ api, props, state, t }) =>
   () => {
@@ -191,18 +213,18 @@ export const parsedValue =
       return props.modelValue
     }
 
+    let value = ignoreTimezone(props.modelValue)
+
     if (state.valueFormat) {
-      let date = props.modelValue
+      let date = value
 
-      if (isServiceTimezone) {
-        if (Array.isArray(date)) {
-          date = [].concat(date).map((item) => {
-            return isDate(item) ? formatDate(item, state.valueFormat, t) : item
-          })
-        } else {
-          if (state.valueFormat !== DATEPICKER.TimesTamp) {
-            date = formatDate(date, state.valueFormat, t)
-          }
+      if (Array.isArray(date)) {
+        date = [].concat(date).map((item) => {
+          return isDate(item) ? formatDate(item, state.valueFormat, t) : item
+        })
+      } else {
+        if (state.valueFormat !== DATEPICKER.TimesTamp && isDate(date)) {
+          date = formatDate(date, state.valueFormat, t)
         }
       }
       const result = api.parseAsFormatAndType(date, state.valueFormat, state.type, props.rangeSeparator)

packages/utils/src/date/index.ts

@@ -56,6 +56,20 @@ const timezone2 = '-00:00,+00:00,+01:00,+02:00,+03:00,+03:30,+04:00,+04:30,+05:0
 const timezone3 = '+06:30,+07:00,+08:00,+09:00,+10:00,+10:30,+11:00,+11:30,+12:00,+12:45,+13:00,+14:00'
 const timezones: string[] = [...timezone1.split(','), ...timezone2.split(','), ...timezone3.split(',')]
 
+export const paeseIso8601 = (str: string) => {
+  const m = iso8601Reg.exec(str)
+  if (m && m.length === 25) {
+    const year = Number(m[1])
+    const month = Number(m[2]) - 1
+    const day = Number(m[6])
+    const hours = m[12] || 0
+    const minutes = m[14] || 0
+    const seconds = m[17] || 0
+    return { year, month, day, hours, minutes, seconds }
+  }
+  return undefined
+}
+
 const getTimezone = (date) => {
   const timezoneoffset = 0 - date.getTimezoneOffset() / 60
   let timezone

packages/utils/src/index.ts

@@ -18,7 +18,8 @@ export {
   toDateStr,
   getWeekOfFirstDay,
   getLocalTimezone,
-  getStrTimezone
+  getStrTimezone,
+  paeseIso8601
 } from './date'
 
 // 与 date.ts 合并一下, 有几个重名变量，待整理, 如果功能一致就合并