Admin section refactor (#6033)

* Remove plugin warning

- No longer needed as plugins are automatically reloaded

* Move ProjectCodeTable to admin interface

* Move CustomUnits table

* Transfer PartParameterTemplateTable

* Tweak user menu

* Fix unused imports

src/frontend/src/components/nav/MainMenu.tsx

@@ -34,15 +34,6 @@ export function MainMenu() {
         </UnstyledButton>
       </Menu.Target>
       <Menu.Dropdown>
-        {userState.user?.is_staff && (
-          <Menu.Item
-            icon={<IconUserBolt />}
-            component={Link}
-            to="/settings/admin"
-          >
-            <Trans>Admin Center</Trans>
-          </Menu.Item>
-        )}
         <Menu.Label>
           <Trans>Settings</Trans>
         </Menu.Label>
@@ -58,8 +49,17 @@ export function MainMenu() {
             <Trans>System Settings</Trans>
           </Menu.Item>
         )}
+        {userState.user?.is_staff && <Menu.Divider />}
+        {userState.user?.is_staff && (
+          <Menu.Item
+            icon={<IconUserBolt />}
+            component={Link}
+            to="/settings/admin"
+          >
+            <Trans>Admin Center</Trans>
+          </Menu.Item>
+        )}
         <Menu.Divider />
-
         <Menu.Item
           icon={<IconLogout />}
           onClick={() => {

src/frontend/src/components/tables/part/PartParameterTemplateTable.tsx

@@ -17,7 +17,7 @@ import { TableColumn } from '../Column';
 import { InvenTreeTable } from '../InvenTreeTable';
 import { RowDeleteAction, RowEditAction } from '../RowActions';
 
-export function PartParameterTemplateTable() {
+export default function PartParameterTemplateTable() {
   const table = useTable('part-parameter-templates');
 
   const user = useUserState();

src/frontend/src/components/tables/settings/CustomUnitsTable.tsx

@@ -19,7 +19,7 @@ import { RowAction, RowDeleteAction, RowEditAction } from '../RowActions';
 /**
  * Table for displaying list of custom physical units
  */
-export function CustomUnitsTable() {
+export default function CustomUnitsTable() {
   const table = useTable('custom-units');
 
   const user = useUserState();

src/frontend/src/components/tables/settings/ProjectCodeTable.tsx

@@ -20,7 +20,7 @@ import { RowAction, RowDeleteAction, RowEditAction } from '../RowActions';
 /**
  * Table for displaying list of project codes
  */
-export function ProjectCodeTable() {
+export default function ProjectCodeTable() {
   const table = useTable('project-codes');
 
   const user = useUserState();

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

@@ -1,20 +1,43 @@
 import { Trans, t } from '@lingui/macro';
-import { Paper, SimpleGrid, Stack, Text, Title } from '@mantine/core';
-import { IconPlugConnected, IconUsersGroup } from '@tabler/icons-react';
+import { Divider, Paper, SimpleGrid, Stack, Text, Title } from '@mantine/core';
+import {
+  IconList,
+  IconListDetails,
+  IconPlugConnected,
+  IconScale,
+  IconUsersGroup
+} from '@tabler/icons-react';
 import { lazy, useMemo } from 'react';
 
 import { PlaceholderPill } from '../../../../components/items/Placeholder';
 import { PanelGroup, PanelType } from '../../../../components/nav/PanelGroup';
 import { SettingsHeader } from '../../../../components/nav/SettingsHeader';
+import { GlobalSettingList } from '../../../../components/settings/SettingList';
 import { Loadable } from '../../../../functions/loading';
 
 const UserManagementPanel = Loadable(
   lazy(() => import('./UserManagementPanel'))
 );
+
 const PluginManagementPanel = Loadable(
   lazy(() => import('./PluginManagementPanel'))
 );
 
+const ProjectCodeTable = Loadable(
+  lazy(() => import('../../../../components/tables/settings/ProjectCodeTable'))
+);
+
+const CustomUnitsTable = Loadable(
+  lazy(() => import('../../../../components/tables/settings/CustomUnitsTable'))
+);
+
+const PartParameterTemplateTable = Loadable(
+  lazy(
+    () =>
+      import('../../../../components/tables/part/PartParameterTemplateTable')
+  )
+);
+
 export default function AdminCenter() {
   const adminCenterPanels: PanelType[] = useMemo(() => {
     return [
@@ -24,6 +47,30 @@ export default function AdminCenter() {
         icon: <IconUsersGroup />,
         content: <UserManagementPanel />
       },
+      {
+        name: 'projectcodes',
+        label: t`Project Codes`,
+        icon: <IconListDetails />,
+        content: (
+          <Stack spacing="xs">
+            <GlobalSettingList keys={['PROJECT_CODES_ENABLED']} />
+            <Divider />
+            <ProjectCodeTable />
+          </Stack>
+        )
+      },
+      {
+        name: 'customunits',
+        label: t`Custom Units`,
+        icon: <IconScale />,
+        content: <CustomUnitsTable />
+      },
+      {
+        name: 'parameters',
+        label: t`Part Parameters`,
+        icon: <IconList />,
+        content: <PartParameterTemplateTable />
+      },
       {
         name: 'plugin',
         label: t`Plugins`,

src/frontend/src/pages/Index/Settings/AdminCenter/PluginManagementPanel.tsx

@@ -1,6 +1,6 @@
 import { Trans } from '@lingui/macro';
 import { Alert, Stack, Title } from '@mantine/core';
-import { IconAlertTriangle, IconInfoCircle } from '@tabler/icons-react';
+import { IconInfoCircle } from '@tabler/icons-react';
 
 import { GlobalSettingList } from '../../../../components/settings/SettingList';
 import { PluginErrorTable } from '../../../../components/tables/plugin/PluginErrorTable';
@@ -39,16 +39,6 @@ export default function PluginManagementPanel() {
         <Title order={5}>
           <Trans>Plugin Settings</Trans>
         </Title>
-        <Alert
-          icon={<IconAlertTriangle />}
-          color="yellow"
-          title={<Trans>Warning</Trans>}
-        >
-          <Trans>
-            Changing the settings below require you to immediately restart the
-            server. Do not change this while under active usage.
-          </Trans>
-        </Alert>
         <GlobalSettingList
           keys={[
             'ENABLE_PLUGINS_SCHEDULE',

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

@@ -7,11 +7,8 @@ import {
   IconCurrencyDollar,
   IconFileAnalytics,
   IconFingerprint,
-  IconList,
-  IconListDetails,
   IconPackages,
   IconQrcode,
-  IconScale,
   IconServerCog,
   IconShoppingCart,
   IconSitemap,
@@ -25,10 +22,7 @@ import { StylishText } from '../../../components/items/StylishText';
 import { PanelGroup, PanelType } from '../../../components/nav/PanelGroup';
 import { SettingsHeader } from '../../../components/nav/SettingsHeader';
 import { GlobalSettingList } from '../../../components/settings/SettingList';
-import { PartParameterTemplateTable } from '../../../components/tables/part/PartParameterTemplateTable';
 import { CurrencyTable } from '../../../components/tables/settings/CurrencyTable';
-import { CustomUnitsTable } from '../../../components/tables/settings/CustomUnitsTable';
-import { ProjectCodeTable } from '../../../components/tables/settings/ProjectCodeTable';
 import { useServerApiState } from '../../../states/ApiState';
 
 /**
@@ -101,24 +95,6 @@ export default function SystemSettings() {
           />
         )
       },
-      {
-        name: 'projectcodes',
-        label: t`Project Codes`,
-        icon: <IconListDetails />,
-        content: (
-          <Stack spacing="xs">
-            <GlobalSettingList keys={['PROJECT_CODES_ENABLED']} />
-            <Divider />
-            <ProjectCodeTable />
-          </Stack>
-        )
-      },
-      {
-        name: 'physicalunits',
-        label: t`Physical Units`,
-        icon: <IconScale />,
-        content: <CustomUnitsTable />
-      },
       {
         name: 'notifications',
         label: t`Notifications`,
@@ -219,12 +195,6 @@ export default function SystemSettings() {
           />
         )
       },
-      {
-        name: 'parameters',
-        label: t`Part Parameters`,
-        icon: <IconList />,
-        content: <PartParameterTemplateTable />
-      },
       {
         name: 'stock',
         label: t`Stock`,