Fix Tim Mathias Wall coding

01-frontend/src/helper/BasketProvider.tsx

@@ -1,7 +1,7 @@
 import React, { createContext, useContext, useState } from 'react';
 import Item from '../components/Item';
 
-interface BasketItem {
+export interface BasketItem {
     item: Item;
     quantity: number;
 }

01-frontend/src/pages/Payment.tsx

@@ -14,11 +14,12 @@ import {
     TextField,
     Typography
 } from '@mui/material';
+import { TFunction } from 'i18next';
 import React, { useState } from 'react';
 import { useTranslation } from "react-i18next";
 import { useNavigate } from 'react-router-dom';
-import { useBasket } from '../helper/BasketProvider';
 import Item from '../components/Item';
+import { BasketItem, useBasket } from '../helper/BasketProvider';
 
 type ShippingDetails = {
     firstName: string;
@@ -34,7 +35,7 @@ function getDiscountedPrice(item: Item): number {
     return (item.price100 / 100 * (100-item.discount100)/100);
 }
 
-function generateBasket(t: any, basket: any[]) {
+function generateBasket(t: TFunction<"translation", undefined>, basket: BasketItem[]) {
     return basket.length === 0 ? (
         <Typography color="error" sx={{ my: 2 }}>
             {t('basketEmpty')}
@@ -58,7 +59,7 @@ function generateBasket(t: any, basket: any[]) {
     )
 }
 
-function generateTotal(t: any, basket: any[]) {
+function generateTotal(t: TFunction<"translation", undefined>, basket: BasketItem[]) {
     return basket.length === 0 ? "" :
         <div className='rightBound'>
             {t('total') + ": " + basket.map((item) => item.quantity * getDiscountedPrice(item.item))