From 42feb5475adc7d8c1cab44248d9938aaba0adf7b Mon Sep 17 00:00:00 2001
From: Viktor Fomin <enotcode@gmail.com>
Date: Thu, 2 Feb 2023 13:22:16 +0300
Subject: [PATCH] Client: Wizard: fix timezone select

---
 packages/client/package.json                  |  3 ++-
 packages/client/src/pages/Wizard/index.js     | 10 +++------
 .../src/pages/Wizard/timezonesHelper.js       | 22 +++++++++++++++++++
 yarn.lock                                     |  8 +++++++
 4 files changed, 35 insertions(+), 8 deletions(-)
 create mode 100644 packages/client/src/pages/Wizard/timezonesHelper.js

diff --git a/packages/client/package.json b/packages/client/package.json
index 65984ba828..edc8151e85 100644
--- a/packages/client/package.json
+++ b/packages/client/package.json
@@ -50,7 +50,8 @@
     "react-hotkeys-hook": "^3.4.4",
     "react-markdown": "^7.0.1",
     "react-smartbanner": "^5.1.4",
-    "react-string-format": "^0.1.4"
+    "react-string-format": "^0.1.4",
+    "windows-iana": "^5.1.0"
   },
   "devDependencies": {
     "@babel/core": "^7.15.5",
diff --git a/packages/client/src/pages/Wizard/index.js b/packages/client/src/pages/Wizard/index.js
index 9a92a1a708..df4c99e8ad 100644
--- a/packages/client/src/pages/Wizard/index.js
+++ b/packages/client/src/pages/Wizard/index.js
@@ -34,6 +34,8 @@ import {
   StyledInfo,
   StyledAcceptTerms,
 } from "./StyledWizard";
+import { getUserTimezone, getSelectZone } from "./timezonesHelper";
+
 import DocspaceLogo from "SRC_DIR/DocspaceLogo";
 import RefreshReactSvgUrl from "PUBLIC_DIR/images/refresh.react.svg?url";
 
@@ -92,10 +94,6 @@ const Wizard = (props) => {
     });
   };
 
-  const getUserTimezone = () => {
-    return Intl.DateTimeFormat().resolvedOptions().timeZone || timezone;
-  };
-
   const fetchData = async () => {
     await axios
       .all([
@@ -105,9 +103,7 @@ const Wizard = (props) => {
         getPortalTimezones(wizardToken).then((data) => {
           const userTimezone = getUserTimezone();
           const zones = mapTimezonesToArray(data);
-          const select =
-            zones.filter((zone) => zone.key === userTimezone) ||
-            zones.filter((zone) => zone.key === timezone);
+          const select = getSelectZone(zones, userTimezone);
 
           setTimezones(zones);
           setSelectedTimezone({
diff --git a/packages/client/src/pages/Wizard/timezonesHelper.js b/packages/client/src/pages/Wizard/timezonesHelper.js
new file mode 100644
index 0000000000..f679abf2e8
--- /dev/null
+++ b/packages/client/src/pages/Wizard/timezonesHelper.js
@@ -0,0 +1,22 @@
+import { findWindows } from "windows-iana";
+
+export const getUserTimezone = () => {
+  return Intl.DateTimeFormat().resolvedOptions().timeZone || "UTC";
+};
+
+export const getSelectZone = (zones, userTimezone) => {
+  const defaultTimezone = "UTC";
+  const isWindowsZones = zones[0].key === "Dateline Standard Time"; //TODO: get from server
+
+  if (isWindowsZones) {
+    const windowsZoneKey = findWindows(userTimezone);
+    return (
+      zones.filter((zone) => zone.key === windowsZoneKey) ||
+      zones.filter((zone) => zone.key === defaultTimezone)
+    );
+  }
+  return (
+    zones.filter((zone) => zone.key === userTimezone) ||
+    zones.filter((zone) => zone.key === defaultTimezone)
+  );
+};
diff --git a/yarn.lock b/yarn.lock
index 9aca23e2e0..dbcef7550f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2815,6 +2815,7 @@ __metadata:
     webpack: 5.52.1
     webpack-cli: 4.10.0
     webpack-dev-server: 4.3.1
+    windows-iana: ^5.1.0
   languageName: unknown
   linkType: soft
 
@@ -26168,6 +26169,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"windows-iana@npm:^5.1.0":
+  version: 5.1.0
+  resolution: "windows-iana@npm:5.1.0"
+  checksum: 0dc9ababde5f839e83a4bcd448347d8da563efd9e23ce61ac777e9992774ff85de2a9f343f87b80b37b181742fe4d783cff3ba39191cfedb6357ae7d5f58aadc
+  languageName: node
+  linkType: hard
+
 "winston-cloudwatch@npm:^6.1.1":
   version: 6.1.1
   resolution: "winston-cloudwatch@npm:6.1.1"