add simple buttons for settings

App.tsx

@@ -1,7 +1,6 @@
 import React from "react";
 
 import {Slot} from "expo-router";
-
 export default function App() {
     return <Slot/>;
 }

app/(tabs)/_layout.tsx

@@ -85,7 +85,5 @@ export default function TabLayout() {
                 />
             </Tabs>
         </AuthenticatedWrapper>
-
-    )
-        ;
+    );
 }

app/(tabs)/settings.tsx

@@ -1,13 +1,35 @@
 import ThemedHeader from "@/src/components/themed/ThemedHeader";
-import React from "react";
+import React, {useState} from "react";
 import ThemedBackground from "@/src/components/themed/ThemedBackground";
+import ChangePasswordModal from "@/src/components/ChangePasswordModal";
+import ThemeToggleButton from "@/src/components/ThemeToggleButton";
+import SpotifyAuthButton from "@/src/components/SpotifyAuthButton";
+import {Token} from "@/src/services/RestService";
+import {Text} from 'react-native-paper';
+
+import * as WebBrowser from "expo-web-browser";
+import {useAuth} from "@/src/context/AuthProvider";
+
+WebBrowser.maybeCompleteAuthSession();
 
 export default function SettingsScreen() {
+    const {token: jwtToken} = useAuth();
+    const [token, setToken] = useState<Token | null>(null);
+
+    const handleAuthSuccess = (token: Token) => {
+        setToken(token);
+        console.log('Erhaltener Authentifizierungscode:', token);
+    };
+
     return (
         <ThemedBackground>
             <ThemedHeader>
                 Settings
             </ThemedHeader>
+            <ChangePasswordModal/>
+            <ThemeToggleButton/>
+            <SpotifyAuthButton onAuthSuccess={handleAuthSuccess} jwtToken={jwtToken!}/>
+            {token && <Text>Erhaltener Code: {token.access_token}</Text>}
         </ThemedBackground>
     );
 }

package-lock.json

@@ -30,6 +30,7 @@
         "react-dom": "18.3.1",
         "react-native": "0.76.3",
         "react-native-gesture-handler": "~2.21.2",
+        "react-native-modal": "^13.0.1",
         "react-native-paper": "^5.12.5",
         "react-native-reanimated": "~3.16.3",
         "react-native-status-bar-height": "^2.6.0",
@@ -15320,6 +15321,15 @@
         }
       }
     },
+    "node_modules/react-native-animatable": {
+      "version": "1.3.3",
+      "resolved": "https://registry.npmjs.org/react-native-animatable/-/react-native-animatable-1.3.3.tgz",
+      "integrity": "sha512-2ckIxZQAsvWn25Ho+DK3d1mXIgj7tITkrS4pYDvx96WyOttSvzzFeQnM2od0+FUMzILbdHDsDEqZvnz1DYNQ1w==",
+      "license": "MIT",
+      "dependencies": {
+        "prop-types": "^15.7.2"
+      }
+    },
     "node_modules/react-native-gesture-handler": {
       "version": "2.21.2",
       "resolved": "https://registry.npmjs.org/react-native-gesture-handler/-/react-native-gesture-handler-2.21.2.tgz",
@@ -15360,6 +15370,20 @@
         "react-native": ">=0.73.0"
       }
     },
+    "node_modules/react-native-modal": {
+      "version": "13.0.1",
+      "resolved": "https://registry.npmjs.org/react-native-modal/-/react-native-modal-13.0.1.tgz",
+      "integrity": "sha512-UB+mjmUtf+miaG/sDhOikRfBOv0gJdBU2ZE1HtFWp6UixW9jCk/bhGdHUgmZljbPpp0RaO/6YiMmQSSK3kkMaw==",
+      "license": "MIT",
+      "dependencies": {
+        "prop-types": "^15.6.2",
+        "react-native-animatable": "1.3.3"
+      },
+      "peerDependencies": {
+        "react": "*",
+        "react-native": ">=0.65.0"
+      }
+    },
     "node_modules/react-native-paper": {
       "version": "5.12.5",
       "resolved": "https://registry.npmjs.org/react-native-paper/-/react-native-paper-5.12.5.tgz",

package.json

@@ -39,6 +39,7 @@
     "react-dom": "18.3.1",
     "react-native": "0.76.3",
     "react-native-gesture-handler": "~2.21.2",
+    "react-native-modal": "^13.0.1",
     "react-native-paper": "^5.12.5",
     "react-native-reanimated": "~3.16.3",
     "react-native-status-bar-height": "^2.6.0",

src/components/ChangePasswordModal.tsx

@@ -0,0 +1,88 @@
+import React, {useState} from "react";
+import {Paragraph, Button} from "react-native-paper";
+import ThemedTextInput from "@/src/components/themed/ThemedTextInput";
+import {useTheme} from "@/src/context/ThemeProvider";
+import Modal from "react-native-modal";
+import {View, StyleSheet} from "react-native";
+
+export default function ChangePasswordModal() {
+    const {theme} = useTheme();
+    const [isVisible, setIsVisible] = useState(false);
+    const [password, setPassword] = useState("");
+    const [confirmPassword, setConfirmPassword] = useState("");
+    const [error, setError] = useState<{ message: string } | null>(null);
+
+    const handleConfirm = () => {
+        if (password !== confirmPassword) {
+            setError({message: "Passwörter stimmen nicht überein!"});
+            return;
+        }
+        console.log("Passwort erfolgreich geändert!");
+
+    };
+    const resetModal = () => {
+        setIsVisible(false);
+        setError(null);
+        setPassword("");
+        setConfirmPassword("");
+    }
+
+    return (
+        <>
+            <Button mode="outlined" onPress={() => setIsVisible(true)}>
+                Passwort ändern
+            </Button>
+            <Modal isVisible={isVisible} onBackdropPress={resetModal}>
+                <View style={styles.modalContent}>
+                    <Paragraph>Passwort ändern</Paragraph>
+                    {error && (
+                        <View style={[styles.errorBox, {backgroundColor: theme.colors.error}]}>
+                            <Paragraph style={{color: theme.colors.onError}}>{error.message}</Paragraph>
+                        </View>
+                    )}
+
+                    <ThemedTextInput
+                        label="Passwort"
+                        returnKeyType="next"
+                        value={password}
+                        onChangeText={setPassword}
+                        secureTextEntry
+                    />
+                    <ThemedTextInput
+                        label="Passwort bestätigen"
+                        returnKeyType="done"
+                        value={confirmPassword}
+                        onChangeText={setConfirmPassword}
+                        secureTextEntry
+                    />
+
+                    <View style={styles.buttonGroup}>
+                        <Button mode="contained" onPress={handleConfirm}>
+                            Bestätigen
+                        </Button>
+                        <Button mode="elevated" onPress={resetModal}>
+                            Abbrechen
+                        </Button>
+                    </View>
+                </View>
+            </Modal>
+        </>
+    );
+}
+
+const styles = StyleSheet.create({
+    modalContent: {
+        padding: 16,
+        borderRadius: 8,
+    },
+    errorBox: {
+        marginBottom: 8,
+        marginTop: 8,
+        padding: 8,
+    },
+    buttonGroup: {
+        flexDirection: "row",
+        justifyContent: "space-between",
+        marginTop: 16,
+    },
+});

src/components/SpotifyAuthButton.tsx

@@ -5,10 +5,11 @@ import ThemedButton from "@/src/components/themed/ThemedButton";
 
 interface SpotifyAuthButtonProps {
     onAuthSuccess: (token: Token) => void;
+    jwtToken: string;
 }
 
-const SpotifyAuthButton = ({onAuthSuccess}: SpotifyAuthButtonProps) => {
-    const {promptAuth, isReady, error} = useSpotifyAuth(onAuthSuccess);
+const SpotifyAuthButton = ({onAuthSuccess, jwtToken}: SpotifyAuthButtonProps) => {
+    const {promptAuth, isReady, error} = useSpotifyAuth(onAuthSuccess, jwtToken);
 
     if (error) {
         console.error('Spotify Auth Error:', error);

src/hooks/useSpotifyAuth.ts

@@ -14,7 +14,8 @@ interface UseSpotifyAuthResult {
 }
 
 export const useSpotifyAuth = (
-    onAuthSuccess: (token: Token) => void
+    onAuthSuccess: (token: Token) => void,
+    jwtToken: string,
 ): UseSpotifyAuthResult => {
     const [request, response, promptAsync] = useAuthRequest(
         {
@@ -34,7 +35,7 @@ export const useSpotifyAuth = (
             if (response?.type === 'success') {
                 try {
                     const {code} = response.params;
-                    const token = (await RestService.exchangeSpotifyCodeForToken(code,"TODO")).token;
+                    const token = (await RestService.exchangeSpotifyCodeForToken(code,jwtToken)).token;
                     console.log('Token:', token);
                     onAuthSuccess(token);
                 } catch (error) {