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Auth.js
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Auth.js
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import React, { useState, useEffect, useCallback, useContext, createContext } from "react";
import { ApiResponseError } from "@gooddata/gooddata-js";
import { defaultSourceState } from "../utils";
import sdk from "../sdk";
const AuthContext = createContext({
...defaultSourceState,
loginError: null,
login: () => Promise.reject("Context not ready"),
logout: () => Promise.reject("Context not ready"),
});
const getUser = async () => {
const isLoggedIn = await sdk.user.isLoggedIn();
if (!isLoggedIn) {
throw new Error("Unauthorized");
}
return sdk.user.getAccountInfo();
};
export const AuthProvider = ({ children }) => {
const [userState, setUserState] = useState({ ...defaultSourceState });
useEffect(() => {
const initializeUser = async () => {
try {
const user = await getUser();
setUserState({ isLoading: false, error: null, data: user });
} catch (error) {
setUserState({ isLoading: false, error, data: null });
}
};
initializeUser();
}, []);
const login = useCallback(async (username, password) => {
try {
setUserState({ isLoading: true, error: null, data: null });
await sdk.user.login(username, password);
const user = await getUser();
setUserState({ isLoading: false, error: null, data: user });
return user;
} catch (error) {
setUserState({ isLoading: false, error, data: null });
throw new ApiResponseError(error.message, error.response, error.responseBody);
}
}, []);
const logout = useCallback(async () => {
try {
setUserState({
...userState,
isLoading: true,
error: null,
});
await sdk.user.logout();
setUserState({
isLoading: false,
error: null,
data: null,
});
} catch (error) {
setUserState({
isLoading: false,
error: null,
data: null,
});
}
}, [userState]);
return <AuthContext.Provider value={{ ...userState, login, logout }}>{children}</AuthContext.Provider>;
};
export const useAuth = () => {
const auth = useContext(AuthContext);
return auth || defaultSourceState;
};