Mobile/app/(tabs)/_layout.tsx

import { Redirect, Tabs } from "expo-router";
import { useSession } from "@/ctx";
import { Text } from "react-native";
import React from "react";
import {AntDesign, Ionicons, MaterialIcons} from "@expo/vector-icons";

export default function TabBarLayout() {
  const { session, isLoading } = useSession();


  const sizeIcon = 24;
  // You can keep the splash screen open, or render a loading screen like we do here.
  if (isLoading) {
    return <Text>Loading...</Text>;
  }

  // Only require authentication within the (app) group's layout as users
  // need to be able to access the (auth) group and sign in again.
  /*if (!session) {
    // On web, static rendering will stop here as the user is not authenticated
    // in the headless Node process that the pages are rendered in.
    return <Redirect href="/login" />;
  }*/
  return (
    <Tabs
      screenOptions={{
        headerShown: false,
      }}
    >
      <Tabs.Screen
        name="(home)"
        options={{
            tabBarShowLabel: false,
            tabBarIcon: () => <Ionicons name="home" size={sizeIcon} color="black" />,
        }}
      />

        <Tabs.Screen
            name="(exercice)"
            options={{
                tabBarShowLabel: false,
                tabBarIcon: () => <MaterialIcons name="fitness-center" size={sizeIcon} color="black" />,

            }}
            />

        <Tabs.Screen
            name="(add)"
            options={{
                tabBarShowLabel: false,
                tabBarIcon: () => <Ionicons name="add-circle-outline" size={sizeIcon} color="black" />,

            }}
        />

        <Tabs.Screen
            name="(profil)"
            options={{
                tabBarShowLabel: false,
                tabBarIcon: () => <MaterialIcons name="account-circle" size={sizeIcon} color="black" />,

            }}
        />

        <Tabs.Screen
            name="(help)"
            options={{
                tabBarShowLabel: false,
                tabBarIcon: () => <AntDesign name="question" size={sizeIcon} color="black" />,

            }}
        />



    </Tabs>
  );
}