Show warning in sharing data for unregistered users

src/app/screens/SharingDataScreen.js

@@ -1,11 +1,12 @@
 import React, { useEffect, useState, useContext } from "react";
-import { StyleSheet, View } from "react-native";
+import { StyleSheet, View, Text } from "react-native";
 import ConfirmationModal from "../components/ConfirmationModal";
 import { ScrollView } from "react-native";
 import assets from "../config/assets";
 import { dimensions } from "../config/dimensions";
 import SvgLabeledButton from "../components/SvgLabeledButton";
 import { AuthContext } from "../auth/context";
+import colors from "../config/colors";
 
 function SharingDataScreen({ navigation }) {
   const authContext = useContext(AuthContext);
@@ -75,6 +76,21 @@ function SharingDataScreen({ navigation }) {
           />
         </View>
       </ScrollView>
+      {!isRegistered && (
+        <Text
+          style={{
+            color: colors.lightBlue,
+            fontWeight: "bold",
+            alignSelf: "center",
+            position: "absolute",
+            bottom: 0,
+            padding: 24,
+            textAlign: "center",
+          }}
+        >
+          Para enviar uma informação, faça o login ou cadastre-se
+        </Text>
+      )}
     </View>
   );
 }