395 lines
12 KiB
TypeScript
395 lines
12 KiB
TypeScript
import React, { useState } from 'react';
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import {
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View,
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Text,
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TextInput,
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TouchableOpacity,
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StyleSheet,
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KeyboardAvoidingView,
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Platform,
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ActivityIndicator,
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ScrollView,
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Image,
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} from 'react-native';
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import { Ionicons } from '@expo/vector-icons';
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import { router } from 'expo-router';
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import { useApp } from '../../context/AppContext';
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import { useColors } from '../../constants/Colors';
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import { ThemeBackdrop } from '../../components/ThemeBackdrop';
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import { AuthService } from '../../services/authService';
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import AsyncStorage from '@react-native-async-storage/async-storage';
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export default function SignupScreen() {
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const { isDarkMode, colorPalette, hydrateSession } = useApp();
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const colors = useColors(isDarkMode, colorPalette);
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const [name, setName] = useState('');
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const [email, setEmail] = useState('');
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const [password, setPassword] = useState('');
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const [passwordConfirm, setPasswordConfirm] = useState('');
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const [showPassword, setShowPassword] = useState(false);
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const [showPasswordConfirm, setShowPasswordConfirm] = useState(false);
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const [loading, setLoading] = useState(false);
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const [error, setError] = useState<string | null>(null);
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const validate = (): string | null => {
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if (!name.trim()) return 'Bitte gib deinen Namen ein.';
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if (!email.trim() || !email.includes('@')) return 'Bitte gib eine gültige E-Mail ein.';
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if (password.length < 6) return 'Das Passwort muss mindestens 6 Zeichen haben.';
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if (password !== passwordConfirm) return 'Die Passwörter stimmen nicht überein.';
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return null;
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};
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const handleSignup = async () => {
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const validationError = validate();
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if (validationError) {
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setError(validationError);
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return;
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}
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setLoading(true);
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setError(null);
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try {
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const session = await AuthService.signUp(email, name, password);
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await hydrateSession(session);
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// Flag setzen: Tour beim nächsten App-Öffnen anzeigen
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await AsyncStorage.setItem('greenlens_show_tour', 'true');
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router.replace('/(tabs)');
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} catch (e: any) {
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if (e.message === 'EMAIL_TAKEN') {
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setError('Diese E-Mail ist bereits registriert.');
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} else if (e.message === 'BACKEND_URL_MISSING') {
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setError('Backend-URL fehlt. Bitte EXPO_PUBLIC_BACKEND_URL konfigurieren.');
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} else if (e.message === 'NETWORK_ERROR') {
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setError('Server nicht erreichbar. Bitte versuche es erneut.');
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} else if (e.message === 'SERVER_ERROR') {
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setError('Server-Fehler. Bitte versuche es später erneut.');
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} else if (e.message === 'AUTH_ERROR') {
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setError('Registrierung fehlgeschlagen. Bitte versuche es erneut.');
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} else {
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setError(`Fehler (${e.message}). Bitte versuche es erneut.`);
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}
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} finally {
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setLoading(false);
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}
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};
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return (
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<KeyboardAvoidingView
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style={[styles.flex, { backgroundColor: colors.background }]}
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behavior={Platform.OS === 'ios' ? 'padding' : undefined}
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>
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<ThemeBackdrop colors={colors} />
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<ScrollView
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contentContainerStyle={styles.scroll}
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keyboardShouldPersistTaps="handled"
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showsVerticalScrollIndicator={false}
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>
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{/* Header */}
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<View style={styles.header}>
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<TouchableOpacity
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style={[styles.backBtn, { backgroundColor: colors.surface, borderColor: colors.border }]}
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onPress={() => router.back()}
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>
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<Ionicons name="arrow-back" size={20} color={colors.text} />
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</TouchableOpacity>
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<Image
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source={require('../../assets/icon.png')}
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style={styles.logoIcon}
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resizeMode="contain"
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/>
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<Text style={[styles.appName, { color: colors.text }]}>GreenLens</Text>
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<Text style={[styles.subtitle, { color: colors.textSecondary }]}>
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Konto erstellen
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</Text>
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</View>
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{/* Card */}
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<View style={[styles.card, { backgroundColor: colors.surface, borderColor: colors.cardBorder, shadowColor: colors.cardShadow }]}>
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{/* Name */}
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<View style={styles.fieldGroup}>
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<Text style={[styles.label, { color: colors.textSecondary }]}>Name</Text>
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<View style={[styles.inputRow, { backgroundColor: colors.inputBg, borderColor: colors.inputBorder }]}>
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<Ionicons name="person-outline" size={18} color={colors.textMuted} style={styles.inputIcon} />
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<TextInput
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style={[styles.input, { color: colors.text }]}
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placeholder="Dein Name"
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placeholderTextColor={colors.textMuted}
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value={name}
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onChangeText={setName}
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autoCapitalize="words"
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autoComplete="name"
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returnKeyType="next"
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/>
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</View>
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</View>
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{/* Email */}
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<View style={styles.fieldGroup}>
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<Text style={[styles.label, { color: colors.textSecondary }]}>E-Mail</Text>
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<View style={[styles.inputRow, { backgroundColor: colors.inputBg, borderColor: colors.inputBorder }]}>
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<Ionicons name="mail-outline" size={18} color={colors.textMuted} style={styles.inputIcon} />
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<TextInput
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style={[styles.input, { color: colors.text }]}
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placeholder="deine@email.de"
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placeholderTextColor={colors.textMuted}
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value={email}
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onChangeText={setEmail}
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autoCapitalize="none"
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keyboardType="email-address"
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autoComplete="email"
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returnKeyType="next"
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/>
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</View>
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</View>
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{/* Password */}
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<View style={styles.fieldGroup}>
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<Text style={[styles.label, { color: colors.textSecondary }]}>Passwort</Text>
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<View style={[styles.inputRow, { backgroundColor: colors.inputBg, borderColor: colors.inputBorder }]}>
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<Ionicons name="lock-closed-outline" size={18} color={colors.textMuted} style={styles.inputIcon} />
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<TextInput
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style={[styles.input, { color: colors.text }]}
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placeholder="Mindestens 6 Zeichen"
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placeholderTextColor={colors.textMuted}
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value={password}
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onChangeText={setPassword}
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secureTextEntry={!showPassword}
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autoComplete="new-password"
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returnKeyType="next"
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/>
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<TouchableOpacity onPress={() => setShowPassword((v) => !v)} style={styles.eyeBtn}>
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<Ionicons
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name={showPassword ? 'eye-off-outline' : 'eye-outline'}
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size={18}
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color={colors.textMuted}
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/>
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</TouchableOpacity>
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</View>
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</View>
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{/* Password Confirm */}
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<View style={styles.fieldGroup}>
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<Text style={[styles.label, { color: colors.textSecondary }]}>Passwort bestätigen</Text>
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<View style={[
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styles.inputRow,
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{
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backgroundColor: colors.inputBg,
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borderColor: passwordConfirm && password !== passwordConfirm ? colors.danger : colors.inputBorder,
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},
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]}>
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<Ionicons name="lock-closed-outline" size={18} color={colors.textMuted} style={styles.inputIcon} />
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<TextInput
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style={[styles.input, { color: colors.text }]}
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placeholder="Passwort wiederholen"
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placeholderTextColor={colors.textMuted}
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value={passwordConfirm}
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onChangeText={setPasswordConfirm}
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secureTextEntry={!showPasswordConfirm}
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autoComplete="new-password"
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returnKeyType="done"
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onSubmitEditing={handleSignup}
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/>
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<TouchableOpacity onPress={() => setShowPasswordConfirm((v) => !v)} style={styles.eyeBtn}>
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<Ionicons
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name={showPasswordConfirm ? 'eye-off-outline' : 'eye-outline'}
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size={18}
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color={colors.textMuted}
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/>
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</TouchableOpacity>
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</View>
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</View>
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{/* Password strength hint */}
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{password.length > 0 && (
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<View style={styles.strengthRow}>
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{[1, 2, 3, 4].map((level) => (
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<View
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key={level}
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style={[
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styles.strengthBar,
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{
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backgroundColor:
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password.length >= level * 3
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? level <= 1
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? colors.danger
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: level === 2
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? colors.warning
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: colors.success
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: colors.border,
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},
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]}
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/>
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))}
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<Text style={[styles.strengthText, { color: colors.textMuted }]}>
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{password.length < 4
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? 'Zu kurz'
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: password.length < 7
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? 'Schwach'
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: password.length < 10
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? 'Mittel'
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: 'Stark'}
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</Text>
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</View>
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)}
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{/* Error */}
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{error && (
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<View style={[styles.errorBox, { backgroundColor: colors.dangerSoft }]}>
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<Ionicons name="alert-circle-outline" size={15} color={colors.danger} />
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<Text style={[styles.errorText, { color: colors.danger }]}>{error}</Text>
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</View>
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)}
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{/* Signup Button */}
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<TouchableOpacity
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style={[styles.primaryBtn, { backgroundColor: colors.primary, opacity: loading ? 0.7 : 1 }]}
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onPress={handleSignup}
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activeOpacity={0.82}
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disabled={loading}
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>
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{loading ? (
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<ActivityIndicator color={colors.onPrimary} size="small" />
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) : (
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<Text style={[styles.primaryBtnText, { color: colors.onPrimary }]}>Registrieren</Text>
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)}
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</TouchableOpacity>
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</View>
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{/* Login link */}
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<TouchableOpacity style={styles.loginLink} onPress={() => router.back()}>
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<Text style={[styles.loginLinkText, { color: colors.textSecondary }]}>
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Bereits ein Konto?{' '}
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<Text style={{ color: colors.primary, fontWeight: '600' }}>Anmelden</Text>
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</Text>
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</TouchableOpacity>
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</ScrollView>
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</KeyboardAvoidingView>
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);
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}
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const styles = StyleSheet.create({
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flex: { flex: 1 },
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scroll: {
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flexGrow: 1,
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justifyContent: 'center',
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paddingHorizontal: 24,
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paddingVertical: 48,
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},
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header: {
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alignItems: 'center',
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marginBottom: 32,
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},
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backBtn: {
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position: 'absolute',
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left: 0,
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top: 0,
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width: 40,
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height: 40,
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borderRadius: 20,
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borderWidth: 1,
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justifyContent: 'center',
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alignItems: 'center',
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},
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logoIcon: {
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width: 88,
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height: 88,
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borderRadius: 20,
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marginBottom: 16,
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},
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appName: {
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fontSize: 30,
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fontWeight: '700',
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letterSpacing: -0.5,
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marginBottom: 6,
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},
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subtitle: {
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fontSize: 15,
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fontWeight: '400',
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},
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card: {
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borderRadius: 20,
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borderWidth: 1,
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padding: 24,
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gap: 14,
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shadowOffset: { width: 0, height: 4 },
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shadowOpacity: 1,
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shadowRadius: 12,
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elevation: 4,
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},
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fieldGroup: {
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gap: 6,
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},
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label: {
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fontSize: 13,
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fontWeight: '500',
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marginLeft: 2,
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},
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inputRow: {
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flexDirection: 'row',
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alignItems: 'center',
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borderWidth: 1,
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borderRadius: 12,
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paddingHorizontal: 14,
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height: 50,
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},
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inputIcon: {
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marginRight: 10,
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},
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input: {
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flex: 1,
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fontSize: 15,
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height: 50,
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},
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eyeBtn: {
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padding: 4,
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marginLeft: 6,
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},
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strengthRow: {
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flexDirection: 'row',
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alignItems: 'center',
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gap: 4,
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marginTop: -4,
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},
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strengthBar: {
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flex: 1,
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height: 3,
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borderRadius: 2,
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},
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strengthText: {
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fontSize: 11,
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marginLeft: 4,
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width: 40,
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},
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errorBox: {
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flexDirection: 'row',
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alignItems: 'center',
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gap: 6,
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borderRadius: 10,
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paddingHorizontal: 12,
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paddingVertical: 10,
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},
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errorText: {
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fontSize: 13,
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flex: 1,
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},
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primaryBtn: {
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height: 52,
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borderRadius: 14,
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justifyContent: 'center',
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alignItems: 'center',
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marginTop: 4,
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},
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primaryBtnText: {
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fontSize: 16,
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fontWeight: '600',
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},
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loginLink: {
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alignItems: 'center',
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marginTop: 24,
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paddingVertical: 8,
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},
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loginLinkText: {
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fontSize: 15,
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},
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});
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