User roles state (#5685)

* Update for useApiState

- Rename to useUserState
- Include role information

* Adds state method for checking user roles

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

@@ -11,12 +11,12 @@ import { Link } from 'react-router-dom';
 
 import { doClassicLogout } from '../../functions/auth';
 import { InvenTreeStyle } from '../../globalStyle';
-import { useApiState } from '../../states/ApiState';
+import { useUserState } from '../../states/UserState';
 import { PlaceholderPill } from '../items/Placeholder';
 
 export function MainMenu() {
   const { classes, theme } = InvenTreeStyle();
-  const [username] = useApiState((state) => [state.user?.name]);
+  const [username] = useUserState((state) => [state.user?.name]);
   return (
     <Menu width={260} position="bottom-end">
       <Menu.Target>

src/frontend/src/functions/auth.tsx

@@ -4,14 +4,10 @@ import { IconCheck } from '@tabler/icons-react';
 import axios from 'axios';
 
 import { api } from '../App';
-import {
+import { ApiPaths, url, useServerApiState } from '../states/ApiState';
-  ApiPaths,
-  url,
-  useApiState,
-  useServerApiState
-} from '../states/ApiState';
 import { useLocalState } from '../states/LocalState';
 import { useSessionState } from '../states/SessionState';
+import { useUserState } from '../states/UserState';
 
 export const doClassicLogin = async (username: string, password: string) => {
   const { host } = useLocalState.getState();
@@ -62,11 +58,11 @@ export const doSimpleLogin = async (email: string) => {
 
 export const doTokenLogin = (token: string) => {
   const { setToken } = useSessionState.getState();
-  const { fetchApiState } = useApiState.getState();
+  const { fetchUserState } = useUserState.getState();
   const { fetchServerApiState } = useServerApiState.getState();
 
   setToken(token);
-  fetchApiState();
+  fetchUserState();
   fetchServerApiState();
 };
 

src/frontend/src/pages/Index/Home.tsx

@@ -7,7 +7,7 @@ import {
   WidgetLayout
 } from '../../components/widgets/WidgetLayout';
 import { LoadingItem } from '../../functions/loading';
-import { useApiState } from '../../states/ApiState';
+import { useUserState } from '../../states/UserState';
 
 const vals: LayoutItemType[] = [
   {
@@ -51,7 +51,7 @@ const vals: LayoutItemType[] = [
 ];
 
 export default function Home() {
-  const [username] = useApiState((state) => [state.user?.name]);
+  const [username] = useUserState((state) => [state.user?.name]);
   return (
     <>
       <Title order={1}>

src/frontend/src/states/ApiState.tsx

@@ -4,13 +4,16 @@ import { api } from '../App';
 import { emptyServerAPI } from '../defaults/defaults';
 import { ServerAPIProps, UserProps } from './states';
 
-interface ApiStateProps {
+interface UserStateProps {
   user: UserProps | undefined;
   setUser: (newUser: UserProps) => void;
   fetchApiState: () => void;
 }
 
-export const useApiState = create<ApiStateProps>((set, get) => ({
+/**
+ * Global user information state, using Zustand manager
+ */
+export const useApiState = create<UserStateProps>((set, get) => ({
   user: undefined,
   setUser: (newUser: UserProps) => set({ user: newUser }),
   fetchApiState: async () => {
@@ -45,6 +48,7 @@ export const useServerApiState = create<ServerApiStateProps>((set, get) => ({
 
 export enum ApiPaths {
   user_me = 'api-user-me',
+  user_roles = 'api-user-roles',
   user_token = 'api-user-token',
   user_simple_login = 'api-user-simple-login',
   user_reset = 'api-user-reset',
@@ -64,6 +68,8 @@ export function url(path: ApiPaths, pk?: any): string {
   switch (path) {
     case ApiPaths.user_me:
       return 'user/me/';
+    case ApiPaths.user_roles:
+      return 'user/roles/';
     case ApiPaths.user_token:
       return 'user/token/';
     case ApiPaths.user_simple_login:

src/frontend/src/states/UserState.tsx

@@ -0,0 +1,59 @@
+import { create } from 'zustand';
+
+import { api } from '../App';
+import { ApiPaths, url } from './ApiState';
+import { UserProps } from './states';
+
+interface UserStateProps {
+  user: UserProps | undefined;
+  setUser: (newUser: UserProps) => void;
+  fetchUserState: () => void;
+}
+
+/**
+ * Global user information state, using Zustand manager
+ */
+export const useUserState = create<UserStateProps>((set, get) => ({
+  user: undefined,
+  setUser: (newUser: UserProps) => set({ user: newUser }),
+  fetchUserState: async () => {
+    // Fetch user data
+    await api
+      .get(url(ApiPaths.user_me))
+      .then((response) => {
+        const user: UserProps = {
+          name: `${response.data.first_name} ${response.data.last_name}`,
+          email: response.data.email,
+          username: response.data.username
+        };
+        set({ user: user });
+      })
+      .catch((error) => {
+        console.error('Error fetching user data:', error);
+      });
+
+    // Fetch role data
+    await api
+      .get(url(ApiPaths.user_roles))
+      .then((response) => {
+        const user: UserProps = get().user as UserProps;
+        user.roles = response.data.roles;
+        user.is_staff = response.data.is_staff ?? false;
+        user.is_superuser = response.data.is_superuser ?? false;
+        set({ user: user });
+      })
+      .catch((error) => {
+        console.error('Error fetching user roles:', error);
+      });
+  },
+  checkUserRole: (role: string, permission: string) => {
+    // Check if the user has the specified permission for the specified role
+    const user: UserProps = get().user as UserProps;
+
+    if (user.is_superuser) return true;
+    if (user.roles === undefined) return false;
+    if (user.roles[role] === undefined) return false;
+
+    return user.roles[role].includes(permission);
+  }
+}));

src/frontend/src/states/states.tsx

@@ -7,12 +7,17 @@ export interface HostList {
   [key: string]: Host;
 }
 
+// Type interface fully defining the current user
 export interface UserProps {
   name: string;
   email: string;
   username: string;
+  is_staff?: boolean;
+  is_superuser?: boolean;
+  roles?: Record<string, string[]>;
 }
 
+// Type interface fully defining the current server
 export interface ServerAPIProps {
   server: null | string;
   version: null | string;

src/frontend/src/views/DesktopAppView.tsx

@@ -7,13 +7,13 @@ import { BaseContext } from '../contexts/BaseContext';
 import { defaultHostList } from '../defaults/defaultHostList';
 import { url_base } from '../main';
 import { routes } from '../router';
-import { useApiState } from '../states/ApiState';
 import { useLocalState } from '../states/LocalState';
 import { useSessionState } from '../states/SessionState';
+import { useUserState } from '../states/UserState';
 
 export default function DesktopAppView() {
   const [hostList] = useLocalState((state) => [state.hostList]);
-  const [fetchApiState] = useApiState((state) => [state.fetchApiState]);
+  const [fetchUserState] = useUserState((state) => [state.fetchUserState]);
 
   // Local state initialization
   if (Object.keys(hostList).length === 0) {
@@ -29,7 +29,7 @@ export default function DesktopAppView() {
   useEffect(() => {
     if (token && !fetchedServerSession) {
       setFetchedServerSession(true);
-      fetchApiState();
+      fetchUserState();
     }
   }, [token, fetchedServerSession]);