From d94adf038ce1375de5dde1f58c584d80a6b6605d Mon Sep 17 00:00:00 2001
From: Wing-Kam Wong <wingkwong.code@gmail.com>
Date: Thu, 4 Aug 2022 19:36:03 +0800
Subject: [PATCH] feat(gui-v2): add date function for formulas

---
 packages/nc-gui-v2/utils/dateTimeUtils.ts | 26 +++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/packages/nc-gui-v2/utils/dateTimeUtils.ts b/packages/nc-gui-v2/utils/dateTimeUtils.ts
index 2becbb5bca..62e3cf32e9 100644
--- a/packages/nc-gui-v2/utils/dateTimeUtils.ts
+++ b/packages/nc-gui-v2/utils/dateTimeUtils.ts
@@ -1,4 +1,6 @@
 import dayjs from 'dayjs'
+import customParseFormat from 'dayjs/plugin/customParseFormat'
+dayjs.extend(customParseFormat)
 
 export const timeAgo = (date: any) => {
   return dayjs.utc(date).fromNow()
@@ -18,3 +20,27 @@ export const handleTZ = (val: any) => {
     },
   )
 }
+
+export const dateFormat = [
+  'DD-MM-YYYY',
+  'MM-DD-YYYY',
+  'YYYY-MM-DD',
+  'DD/MM/YYYY',
+  'MM/DD/YYYY',
+  'YYYY/MM/DD',
+  'DD MM YYYY',
+  'MM DD YYYY',
+  'YYYY MM DD',
+]
+
+export function validateDateFormat(v: string) {
+  return dateFormat.includes(v)
+}
+
+export function validateDateWithUnknownFormat(v: string) {
+  let res = 0
+  for (const format of dateFormat) {
+    res |= dayjs(v, format, true).isValid() as any
+  }
+  return res
+}