Début du projet Traintrape-moi

client/components/Collapsible.tsx

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+import { PropsWithChildren, useState } from 'react';
+import { StyleSheet, TouchableOpacity } from 'react-native';
+
+import { ThemedText } from '@/components/ThemedText';
+import { ThemedView } from '@/components/ThemedView';
+import { IconSymbol } from '@/components/ui/IconSymbol';
+import { Colors } from '@/constants/Colors';
+import { useColorScheme } from '@/hooks/useColorScheme';
+
+export function Collapsible({ children, title }: PropsWithChildren & { title: string }) {
+  const [isOpen, setIsOpen] = useState(false);
+  const theme = useColorScheme() ?? 'light';
+
+  return (
+    <ThemedView>
+      <TouchableOpacity
+        style={styles.heading}
+        onPress={() => setIsOpen((value) => !value)}
+        activeOpacity={0.8}>
+        <IconSymbol
+          name="chevron.right"
+          size={18}
+          weight="medium"
+          color={theme === 'light' ? Colors.light.icon : Colors.dark.icon}
+          style={{ transform: [{ rotate: isOpen ? '90deg' : '0deg' }] }}
+        />
+
+        <ThemedText type="defaultSemiBold">{title}</ThemedText>
+      </TouchableOpacity>
+      {isOpen && <ThemedView style={styles.content}>{children}</ThemedView>}
+    </ThemedView>
+  );
+}
+
+const styles = StyleSheet.create({
+  heading: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    gap: 6,
+  },
+  content: {
+    marginTop: 6,
+    marginLeft: 24,
+  },
+});

client/components/ExternalLink.tsx

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+import { Link } from 'expo-router';
+import { openBrowserAsync } from 'expo-web-browser';
+import { type ComponentProps } from 'react';
+import { Platform } from 'react-native';
+
+type Props = Omit<ComponentProps<typeof Link>, 'href'> & { href: string };
+
+export function ExternalLink({ href, ...rest }: Props) {
+  return (
+    <Link
+      target="_blank"
+      {...rest}
+      href={href}
+      onPress={async (event) => {
+        if (Platform.OS !== 'web') {
+          // Prevent the default behavior of linking to the default browser on native.
+          event.preventDefault();
+          // Open the link in an in-app browser.
+          await openBrowserAsync(href);
+        }
+      }}
+    />
+  );
+}

client/components/HapticTab.tsx

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+import { BottomTabBarButtonProps } from '@react-navigation/bottom-tabs';
+import { PlatformPressable } from '@react-navigation/elements';
+import * as Haptics from 'expo-haptics';
+
+export function HapticTab(props: BottomTabBarButtonProps) {
+  return (
+    <PlatformPressable
+      {...props}
+      onPressIn={(ev) => {
+        if (process.env.EXPO_OS === 'ios') {
+          // Add a soft haptic feedback when pressing down on the tabs.
+          Haptics.impactAsync(Haptics.ImpactFeedbackStyle.Light);
+        }
+        props.onPressIn?.(ev);
+      }}
+    />
+  );
+}

client/components/HelloWave.tsx

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+import { StyleSheet } from 'react-native';
+import Animated, {
+  useSharedValue,
+  useAnimatedStyle,
+  withTiming,
+  withRepeat,
+  withSequence,
+} from 'react-native-reanimated';
+
+import { ThemedText } from '@/components/ThemedText';
+
+export function HelloWave() {
+  const rotationAnimation = useSharedValue(0);
+
+  rotationAnimation.value = withRepeat(
+    withSequence(withTiming(25, { duration: 150 }), withTiming(0, { duration: 150 })),
+    4 // Run the animation 4 times
+  );
+
+  const animatedStyle = useAnimatedStyle(() => ({
+    transform: [{ rotate: `${rotationAnimation.value}deg` }],
+  }));
+
+  return (
+    <Animated.View style={animatedStyle}>
+      <ThemedText style={styles.text}>👋</ThemedText>
+    </Animated.View>
+  );
+}
+
+const styles = StyleSheet.create({
+  text: {
+    fontSize: 28,
+    lineHeight: 32,
+    marginTop: -6,
+  },
+});

client/components/ParallaxScrollView.tsx

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+import type { PropsWithChildren, ReactElement } from 'react';
+import { StyleSheet } from 'react-native';
+import Animated, {
+  interpolate,
+  useAnimatedRef,
+  useAnimatedStyle,
+  useScrollViewOffset,
+} from 'react-native-reanimated';
+
+import { ThemedView } from '@/components/ThemedView';
+import { useBottomTabOverflow } from '@/components/ui/TabBarBackground';
+import { useColorScheme } from '@/hooks/useColorScheme';
+
+const HEADER_HEIGHT = 250;
+
+type Props = PropsWithChildren<{
+  headerImage: ReactElement;
+  headerBackgroundColor: { dark: string; light: string };
+}>;
+
+export default function ParallaxScrollView({
+  children,
+  headerImage,
+  headerBackgroundColor,
+}: Props) {
+  const colorScheme = useColorScheme() ?? 'light';
+  const scrollRef = useAnimatedRef<Animated.ScrollView>();
+  const scrollOffset = useScrollViewOffset(scrollRef);
+  const bottom = useBottomTabOverflow();
+  const headerAnimatedStyle = useAnimatedStyle(() => {
+    return {
+      transform: [
+        {
+          translateY: interpolate(
+            scrollOffset.value,
+            [-HEADER_HEIGHT, 0, HEADER_HEIGHT],
+            [-HEADER_HEIGHT / 2, 0, HEADER_HEIGHT * 0.75]
+          ),
+        },
+        {
+          scale: interpolate(scrollOffset.value, [-HEADER_HEIGHT, 0, HEADER_HEIGHT], [2, 1, 1]),
+        },
+      ],
+    };
+  });
+
+  return (
+    <ThemedView style={styles.container}>
+      <Animated.ScrollView
+        ref={scrollRef}
+        scrollEventThrottle={16}
+        scrollIndicatorInsets={{ bottom }}
+        contentContainerStyle={{ paddingBottom: bottom }}>
+        <Animated.View
+          style={[
+            styles.header,
+            { backgroundColor: headerBackgroundColor[colorScheme] },
+            headerAnimatedStyle,
+          ]}>
+          {headerImage}
+        </Animated.View>
+        <ThemedView style={styles.content}>{children}</ThemedView>
+      </Animated.ScrollView>
+    </ThemedView>
+  );
+}
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+  },
+  header: {
+    height: HEADER_HEIGHT,
+    overflow: 'hidden',
+  },
+  content: {
+    flex: 1,
+    padding: 32,
+    gap: 16,
+    overflow: 'hidden',
+  },
+});

client/components/ThemedText.tsx

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+import { Text, type TextProps, StyleSheet } from 'react-native';
+
+import { useThemeColor } from '@/hooks/useThemeColor';
+
+export type ThemedTextProps = TextProps & {
+  lightColor?: string;
+  darkColor?: string;
+  type?: 'default' | 'title' | 'defaultSemiBold' | 'subtitle' | 'link';
+};
+
+export function ThemedText({
+  style,
+  lightColor,
+  darkColor,
+  type = 'default',
+  ...rest
+}: ThemedTextProps) {
+  const color = useThemeColor({ light: lightColor, dark: darkColor }, 'text');
+
+  return (
+    <Text
+      style={[
+        { color },
+        type === 'default' ? styles.default : undefined,
+        type === 'title' ? styles.title : undefined,
+        type === 'defaultSemiBold' ? styles.defaultSemiBold : undefined,
+        type === 'subtitle' ? styles.subtitle : undefined,
+        type === 'link' ? styles.link : undefined,
+        style,
+      ]}
+      {...rest}
+    />
+  );
+}
+
+const styles = StyleSheet.create({
+  default: {
+    fontSize: 16,
+    lineHeight: 24,
+  },
+  defaultSemiBold: {
+    fontSize: 16,
+    lineHeight: 24,
+    fontWeight: '600',
+  },
+  title: {
+    fontSize: 32,
+    fontWeight: 'bold',
+    lineHeight: 32,
+  },
+  subtitle: {
+    fontSize: 20,
+    fontWeight: 'bold',
+  },
+  link: {
+    lineHeight: 30,
+    fontSize: 16,
+    color: '#0a7ea4',
+  },
+});

client/components/ThemedView.tsx

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+import { View, type ViewProps } from 'react-native';
+
+import { useThemeColor } from '@/hooks/useThemeColor';
+
+export type ThemedViewProps = ViewProps & {
+  lightColor?: string;
+  darkColor?: string;
+};
+
+export function ThemedView({ style, lightColor, darkColor, ...otherProps }: ThemedViewProps) {
+  const backgroundColor = useThemeColor({ light: lightColor, dark: darkColor }, 'background');
+
+  return <View style={[{ backgroundColor }, style]} {...otherProps} />;
+}

client/components/__tests__/ThemedText-test.tsx

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+import * as React from 'react';
+import renderer from 'react-test-renderer';
+
+import { ThemedText } from '../ThemedText';
+
+it(`renders correctly`, () => {
+  const tree = renderer.create(<ThemedText>Snapshot test!</ThemedText>).toJSON();
+
+  expect(tree).toMatchSnapshot();
+});

client/components/__tests__/__snapshots__/ThemedText-test.tsx.snap

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+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`renders correctly 1`] = `
+<Text
+  style={
+    [
+      {
+        "color": "#11181C",
+      },
+      {
+        "fontSize": 16,
+        "lineHeight": 24,
+      },
+      undefined,
+      undefined,
+      undefined,
+      undefined,
+      undefined,
+    ]
+  }
+>
+  Snapshot test!
+</Text>
+`;

client/components/ui/IconSymbol.ios.tsx

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+import { SymbolView, SymbolViewProps, SymbolWeight } from 'expo-symbols';
+import { StyleProp, ViewStyle } from 'react-native';
+
+export function IconSymbol({
+  name,
+  size = 24,
+  color,
+  style,
+  weight = 'regular',
+}: {
+  name: SymbolViewProps['name'];
+  size?: number;
+  color: string;
+  style?: StyleProp<ViewStyle>;
+  weight?: SymbolWeight;
+}) {
+  return (
+    <SymbolView
+      weight={weight}
+      tintColor={color}
+      resizeMode="scaleAspectFit"
+      name={name}
+      style={[
+        {
+          width: size,
+          height: size,
+        },
+        style,
+      ]}
+    />
+  );
+}

client/components/ui/IconSymbol.tsx

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+// This file is a fallback for using MaterialIcons on Android and web.
+
+import MaterialIcons from '@expo/vector-icons/MaterialIcons';
+import { SymbolWeight } from 'expo-symbols';
+import React from 'react';
+import { OpaqueColorValue, StyleProp, ViewStyle } from 'react-native';
+
+// Add your SFSymbol to MaterialIcons mappings here.
+const MAPPING = {
+  // See MaterialIcons here: https://icons.expo.fyi
+  // See SF Symbols in the SF Symbols app on Mac.
+  'house.fill': 'home',
+  'paperplane.fill': 'send',
+  'chevron.left.forwardslash.chevron.right': 'code',
+  'chevron.right': 'chevron-right',
+} as Partial<
+  Record<
+    import('expo-symbols').SymbolViewProps['name'],
+    React.ComponentProps<typeof MaterialIcons>['name']
+  >
+>;
+
+export type IconSymbolName = keyof typeof MAPPING;
+
+/**
+ * An icon component that uses native SFSymbols on iOS, and MaterialIcons on Android and web. This ensures a consistent look across platforms, and optimal resource usage.
+ *
+ * Icon `name`s are based on SFSymbols and require manual mapping to MaterialIcons.
+ */
+export function IconSymbol({
+  name,
+  size = 24,
+  color,
+  style,
+}: {
+  name: IconSymbolName;
+  size?: number;
+  color: string | OpaqueColorValue;
+  style?: StyleProp<ViewStyle>;
+  weight?: SymbolWeight;
+}) {
+  return <MaterialIcons color={color} size={size} name={MAPPING[name]} style={style} />;
+}

client/components/ui/TabBarBackground.ios.tsx

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+import { useBottomTabBarHeight } from '@react-navigation/bottom-tabs';
+import { BlurView } from 'expo-blur';
+import { StyleSheet } from 'react-native';
+import { useSafeAreaInsets } from 'react-native-safe-area-context';
+
+export default function BlurTabBarBackground() {
+  return (
+    <BlurView
+      // System chrome material automatically adapts to the system's theme
+      // and matches the native tab bar appearance on iOS.
+      tint="systemChromeMaterial"
+      intensity={100}
+      style={StyleSheet.absoluteFill}
+    />
+  );
+}
+
+export function useBottomTabOverflow() {
+  const tabHeight = useBottomTabBarHeight();
+  const { bottom } = useSafeAreaInsets();
+  return tabHeight - bottom;
+}

client/components/ui/TabBarBackground.tsx

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+// This is a shim for web and Android where the tab bar is generally opaque.
+export default undefined;
+
+export function useBottomTabOverflow() {
+  return 0;
+}