POWR/components/Collapsible.tsx

// components/Collapsible.tsx
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 { useColorScheme } from '@/hooks/useColorScheme';

interface CollapsibleProps {
  title: string;
}

export function Collapsible({ children, title }: PropsWithChildren<CollapsibleProps>) {
  const [isOpen, setIsOpen] = useState(false);
  const { colors } = useColorScheme();

  return (
    <ThemedView>
      <TouchableOpacity
        style={styles.heading}
        onPress={() => setIsOpen((value) => !value)}
        activeOpacity={0.8}
      >
        <IconSymbol
          name="chevron.right"
          size={18}
          weight="medium"
          color={colors.text}
          style={{ transform: [{ rotate: isOpen ? '90deg' : '0deg' }] }}
        />
        <ThemedText style={styles.title}>{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,
  },
  title: {
    fontSize: 16,
    fontWeight: '600',
  },
});