diligent-react-native/navigation/TabNavigator.js

import React from "react";
import { createNativeStackNavigator } from "@react-navigation/native-stack";
import { createBottomTabNavigator } from "@react-navigation/bottom-tabs";
import { getFocusedRouteNameFromRoute } from "@react-navigation/native";

import HomeScreen from "@screens/HomeScreen";
import Ionicons from "@expo/vector-icons/Ionicons";
import FavoriteScreen from "@screens/FavoriteScreen";
import PostDetailsScreen from "@screens/PostDetailsScreen";
import { useTheme } from "@styles";

const Tab = createBottomTabNavigator();
const Stack = createNativeStackNavigator();

const HomeStack = () => {
  const { colors } = useTheme();
  return (
    <Stack.Navigator>
      <Stack.Screen
        name="Home"
        component={HomeScreen}
        options={{ headerShown: false }}
      />
      <Stack.Screen
        name="PostDetails"
        component={PostDetailsScreen}
        options={({ route }) => ({
          headerStyle: { backgroundColor: colors.background },
          headerTintColor: colors.textPrimary,
          title: route.params.title,
        })}
      />
    </Stack.Navigator>
  );
};

const TabNavigator = () => {
  return (
    <Tab.Navigator
      screenOptions={{
        headerShown: false,
        tabBarShowLabel: false,
        tabBarStyle: { backgroundColor: "#AD40AF" },
        tabBarInactiveTintColor: "#fff",
        tabBarActiveTintColor: "yellow",
      }}
    >
      <Tab.Screen
        name="Home2"
        component={HomeStack}
        options={({ route }) => ({
          tabBarStyle: {
            display: getTabBarVisibility(route),
            backgroundColor: "#AD40AF",
          },
          tabBarIcon: ({ color, size }) => (
            <Ionicons name="home-outline" color={color} size={size} />
          ),
        })}
      />
      <Tab.Screen
        name="Favorite"
        component={FavoriteScreen}
        options={{
          tabBarIcon: ({ color, size }) => (
            <Ionicons name="heart-outline" color={color} size={size} />
          ),
        }}
      />
    </Tab.Navigator>
  );
};

const getTabBarVisibility = (route) => {
  const routeName = getFocusedRouteNameFromRoute(route) ?? "Feed";

  if (routeName === "Details") {
    return "none";
  }
  return "flex";
};

export default TabNavigator;