[UI] Icons in navbar (#9346)

* Add Icons to main header

* Add user configurability

src/backend/InvenTree/common/setting/user.py

@@ -183,6 +183,12 @@ USER_SETTINGS: dict[str, InvenTreeSettingsKeyType] = {
         'default': False,
         'validator': bool,
     },
+    'ICONS_IN_NAVBAR': {
+        'name': _('Navigation Icons'),
+        'description': _('Display icons in the navigation bar'),
+        'default': False,
+        'validator': bool,
+    },
     'DATE_DISPLAY_FORMAT': {
         'name': _('Date Format'),
         'description': _('Preferred format for displaying dates'),

src/frontend/src/components/nav/Header.tsx

@@ -13,13 +13,16 @@ import { type ReactNode, useEffect, useMemo, useState } from 'react';
 import { useMatch, useNavigate } from 'react-router-dom';
 
 import { api } from '../../App';
-import { navTabs as mainNavTabs } from '../../defaults/links';
+import { getNavTabs } from '../../defaults/links';
 import { ApiEndpoints } from '../../enums/ApiEndpoints';
 import { navigateToLink } from '../../functions/navigation';
 import * as classes from '../../main.css';
 import { apiUrl, useServerApiState } from '../../states/ApiState';
 import { useLocalState } from '../../states/LocalState';
-import { useGlobalSettingsState } from '../../states/SettingsState';
+import {
+  useGlobalSettingsState,
+  useUserSettingsState
+} from '../../states/SettingsState';
 import { useUserState } from '../../states/UserState';
 import { ScanButton } from '../buttons/ScanButton';
 import { SpotlightButton } from '../buttons/SpotlightButton';
@@ -160,30 +163,45 @@ function NavTabs() {
   const navigate = useNavigate();
   const match = useMatch(':tabName/*');
   const tabValue = match?.params.tabName;
+  const navTabs = getNavTabs(user);
+  const userSettings = useUserSettingsState();
+
+  const withIcons: boolean = useMemo(
+    () => userSettings.isSet('ICONS_IN_NAVBAR', false),
+    [userSettings]
+  );
 
   const tabs: ReactNode[] = useMemo(() => {
     const _tabs: ReactNode[] = [];
 
-    mainNavTabs.forEach((tab) => {
+    navTabs.forEach((tab) => {
       if (tab.role && !user.hasViewRole(tab.role)) {
         return;
       }
 
+      // TODO: Hide icons if user does not wish to display them!
+
       _tabs.push(
         <Tabs.Tab
           value={tab.name}
           key={tab.name}
+          leftSection={
+            withIcons &&
+            tab.icon && (
+              <ActionIcon variant='transparent'>{tab.icon}</ActionIcon>
+            )
+          }
           onClick={(event: any) =>
             navigateToLink(`/${tab.name}`, navigate, event)
           }
         >
-          {tab.text}
+          {tab.title}
         </Tabs.Tab>
       );
     });
 
     return _tabs;
-  }, [mainNavTabs, user]);
+  }, [navTabs, user, withIcons]);
 
   return (
     <Tabs

src/frontend/src/defaults/links.tsx

@@ -1,28 +1,72 @@
 import { Trans, t } from '@lingui/macro';
 import { openContextModal } from '@mantine/modals';
 
+import {
+  IconBox,
+  IconBuildingFactory2,
+  IconDashboard,
+  IconPackages,
+  IconShoppingCart,
+  IconTruckDelivery
+} from '@tabler/icons-react';
+import type { ReactNode } from 'react';
 import type { MenuLinkItem } from '../components/items/MenuLinks';
 import { StylishText } from '../components/items/StylishText';
 import { UserRoles } from '../enums/Roles';
 import type { SettingsStateProps } from '../states/SettingsState';
 import type { UserStateProps } from '../states/UserState';
 
-export const navTabs = [
-  { text: <Trans>Dashboard</Trans>, name: 'home' },
-  { text: <Trans>Parts</Trans>, name: 'part', role: UserRoles.part },
-  { text: <Trans>Stock</Trans>, name: 'stock', role: UserRoles.stock },
-  {
-    text: <Trans>Manufacturing</Trans>,
-    name: 'manufacturing',
-    role: UserRoles.build
-  },
-  {
-    text: <Trans>Purchasing</Trans>,
-    name: 'purchasing',
-    role: UserRoles.purchase_order
-  },
-  { text: <Trans>Sales</Trans>, name: 'sales', role: UserRoles.sales_order }
-];
+type NavTab = {
+  name: string;
+  title: string;
+  icon: ReactNode;
+  role?: UserRoles;
+};
+
+export function getNavTabs(user: UserStateProps): NavTab[] {
+  const navTabs: NavTab[] = [
+    {
+      name: 'home',
+      title: t`Dashboard`,
+      icon: <IconDashboard />
+    },
+    {
+      name: 'part',
+      title: t`Parts`,
+      icon: <IconBox />,
+      role: UserRoles.part
+    },
+    {
+      name: 'stock',
+      title: t`Stock`,
+      icon: <IconPackages />,
+      role: UserRoles.stock
+    },
+    {
+      name: 'manufacturing',
+      title: t`Manufacturing`,
+      icon: <IconBuildingFactory2 />,
+      role: UserRoles.build
+    },
+    {
+      name: 'purchasing',
+      title: t`Purchasing`,
+      icon: <IconShoppingCart />,
+      role: UserRoles.purchase_order
+    },
+    {
+      name: 'sales',
+      title: t`Sales`,
+      icon: <IconTruckDelivery />,
+      role: UserRoles.sales_order
+    }
+  ];
+
+  return navTabs.filter((tab) => {
+    if (!tab.role) return true;
+    return user.hasViewRole(tab.role);
+  });
+}
 
 export const docLinks = {
   app: 'https://docs.inventree.org/app/',

src/frontend/src/pages/Index/Settings/UserSettings.tsx

@@ -49,6 +49,7 @@ export default function UserSettings() {
         content: (
           <UserSettingList
             keys={[
+              'ICONS_IN_NAVBAR',
               'STICKY_HEADER',
               'DATE_DISPLAY_FORMAT',
               'FORMS_CLOSE_USING_ESCAPE',