Method constructor

frontend/src/AppContext.tsx:49–64

(props: AppProviderProps)

    token: TokenInterface;

    constructor(props: AppProviderProps) {
        super(props);
        this.token = props.token != null ? props.token : new Token();
        this.state = {
            api: new Api(new Token()),
            jwt: {
                decoded: this.token.getDecoded(),
                auth_token: this.token.getString()
            },
            userInfo: null,
            categories: [],
            setAuthToken: this.setAuthToken,
            fetchUser: this.fetchUser,
            logout: this.logout
        };
    }

    componentDidMount() {
        if (this.state.jwt.auth_token.length > 0) {