App.js

import React, { useState } from "react";
import { StyleSheet } from "react-native";
import AppLoading from "expo-app-loading";
import * as Font from "expo-font";
import MealsNavigation from "./navigation/MailsNavigation";
import { createStore, combineReducers } from "redux";
import mealsReducer from "./store/reducers/meals";
import { Provider } from "react-redux";

const fetchFonts = () => {
  return Font.loadAsync({
    "open-sans": require("./assets/fonts/OpenSans-Regular.ttf"),
    "open-sans-bold": require("./assets/fonts/OpenSans-Bold.ttf"),
  });
};

const rootReducer = combineReducers({
  meals: mealsReducer,
});
const store = createStore(rootReducer);

export default function App() {
  const [dataLoaded, setDataLoaded] = useState(false);

  if (!dataLoaded) {
    return (
      <AppLoading
        startAsync={fetchFonts}
        onFinish={() => setDataLoaded(true)}
        onError={(err) => console.log(err)}
      />
    );
  }

  return (
    <Provider store={store}>
      <MealsNavigation />
    </Provider>
  );
}

const styles = StyleSheet.create({
  container: {
    flex: 1,
    fontFamily: "open-sans",
  },
});