feat(companion): implement ble

aris/apps/companion/components/Button.tsx

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+import { forwardRef } from 'react';
+import { Text, TouchableOpacity, TouchableOpacityProps, View } from 'react-native';
+
+type ButtonProps = {
+  title: string;
+} & TouchableOpacityProps;
+
+export const Button = forwardRef<View, ButtonProps>(({ title, ...touchableProps }, ref) => {
+  return (
+    <TouchableOpacity
+      ref={ref}
+      {...touchableProps}
+      className={`${styles.button} ${touchableProps.className}`}>
+      <Text className={styles.buttonText}>{title}</Text>
+    </TouchableOpacity>
+  );
+});
+
+Button.displayName = 'Button';
+
+const styles = {
+  button: 'items-center bg-indigo-500 rounded-[28px] shadow-md p-4',
+  buttonText: 'text-white text-lg font-semibold text-center',
+};

aris/apps/companion/components/Container.tsx

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+import { cn } from "@/lib/utils";
+import { SafeAreaView } from "react-native-safe-area-context";
+
+export const Container = ({
+	children,
+	className,
+}: {
+	children: React.ReactNode;
+	className?: string;
+}) => {
+	return (
+		<SafeAreaView className={cn("flex flex-1", className)}>
+			{children}
+		</SafeAreaView>
+	);
+};

aris/apps/companion/components/EditScreenInfo.tsx

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+import { Text, View } from 'react-native';
+
+export const EditScreenInfo = ({ path }: { path: string }) => {
+  const title = 'Open up the code for this screen:';
+  const description =
+    'Change any of the text, save the file, and your app will automatically update.';
+
+  return (
+    <View>
+      <View className={styles.getStartedContainer}>
+        <Text className={styles.getStartedText}>{title}</Text>
+        <View className={styles.codeHighlightContainer + styles.homeScreenFilename}>
+          <Text>{path}</Text>
+        </View>
+        <Text className={styles.getStartedText}>{description}</Text>
+      </View>
+    </View>
+  );
+};
+
+const styles = {
+  codeHighlightContainer: `rounded-md px-1`,
+  getStartedContainer: `items-center mx-12`,
+  getStartedText: `text-lg leading-6 text-center`,
+  helpContainer: `items-center mx-5 mt-4`,
+  helpLink: `py-4`,
+  helpLinkText: `text-center`,
+  homeScreenFilename: `my-2`,
+};

aris/apps/companion/components/ScreenContent.tsx

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+import React from 'react';
+import { Text, View } from 'react-native';
+
+import { EditScreenInfo } from './EditScreenInfo';
+
+type ScreenContentProps = {
+  title: string;
+  path: string;
+  children?: React.ReactNode;
+};
+
+export const ScreenContent = ({ title, path, children }: ScreenContentProps) => {
+  return (
+    <View className={styles.container}>
+      <Text className={styles.title}>{title}</Text>
+      <View className={styles.separator} />
+      <EditScreenInfo path={path} />
+      {children}
+    </View>
+  );
+};
+const styles = {
+  container: `items-center flex-1 justify-center bg-white`,
+  separator: `h-[1px] my-7 w-4/5 bg-gray-200`,
+  title: `text-xl font-bold`,
+};

aris/apps/companion/components/safe-area-scroll-view.tsx

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+import { ScrollView } from "react-native";
+import { useSafeAreaInsets } from "react-native-safe-area-context";
+
+export function SafeAreaScrollView({ children }: React.PropsWithChildren) {
+	const insets = useSafeAreaInsets();
+
+	return (
+		<ScrollView
+			style={{
+				paddingTop: insets.top,
+				paddingBottom: insets.bottom,
+				paddingLeft: insets.left,
+				paddingRight: insets.right,
+			}}
+		>
+			{children}
+		</ScrollView>
+	);
+}

aris/apps/companion/components/ui/button.tsx

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+import { TextClassContext } from '@/components/ui/text';
+import { cn } from '@/lib/utils';
+import { cva, type VariantProps } from 'class-variance-authority';
+import { Platform, Pressable } from 'react-native';
+
+const buttonVariants = cva(
+  cn(
+    'group shrink-0 flex-row items-center justify-center gap-2 rounded-md shadow-none',
+    Platform.select({
+      web: "focus-visible:border-ring focus-visible:ring-ring/50 aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive whitespace-nowrap outline-none transition-all focus-visible:ring-[3px] disabled:pointer-events-none [&_svg:not([class*='size-'])]:size-4 [&_svg]:pointer-events-none [&_svg]:shrink-0",
+    })
+  ),
+  {
+    variants: {
+      variant: {
+        default: cn(
+          'bg-primary active:bg-primary/90 shadow-sm shadow-black/5',
+          Platform.select({ web: 'hover:bg-primary/90' })
+        ),
+        destructive: cn(
+          'bg-destructive active:bg-destructive/90 dark:bg-destructive/60 shadow-sm shadow-black/5',
+          Platform.select({
+            web: 'hover:bg-destructive/90 focus-visible:ring-destructive/20 dark:focus-visible:ring-destructive/40',
+          })
+        ),
+        outline: cn(
+          'border-border bg-background active:bg-accent dark:bg-input/30 dark:border-input dark:active:bg-input/50 border shadow-sm shadow-black/5',
+          Platform.select({
+            web: 'hover:bg-accent dark:hover:bg-input/50',
+          })
+        ),
+        secondary: cn(
+          'bg-secondary active:bg-secondary/80 shadow-sm shadow-black/5',
+          Platform.select({ web: 'hover:bg-secondary/80' })
+        ),
+        ghost: cn(
+          'active:bg-accent dark:active:bg-accent/50',
+          Platform.select({ web: 'hover:bg-accent dark:hover:bg-accent/50' })
+        ),
+        link: '',
+      },
+      size: {
+        default: cn('h-10 px-4 py-2 sm:h-9', Platform.select({ web: 'has-[>svg]:px-3' })),
+        sm: cn('h-9 gap-1.5 rounded-md px-3 sm:h-8', Platform.select({ web: 'has-[>svg]:px-2.5' })),
+        lg: cn('h-11 rounded-md px-6 sm:h-10', Platform.select({ web: 'has-[>svg]:px-4' })),
+        icon: 'h-10 w-10 sm:h-9 sm:w-9',
+      },
+    },
+    defaultVariants: {
+      variant: 'default',
+      size: 'default',
+    },
+  }
+);
+
+const buttonTextVariants = cva(
+  cn(
+    'text-foreground text-sm font-medium',
+    Platform.select({ web: 'pointer-events-none transition-colors' })
+  ),
+  {
+    variants: {
+      variant: {
+        default: 'text-primary-foreground',
+        destructive: 'text-white',
+        outline: cn(
+          'group-active:text-accent-foreground',
+          Platform.select({ web: 'group-hover:text-accent-foreground' })
+        ),
+        secondary: 'text-secondary-foreground',
+        ghost: 'group-active:text-accent-foreground',
+        link: cn(
+          'text-primary group-active:underline',
+          Platform.select({ web: 'underline-offset-4 hover:underline group-hover:underline' })
+        ),
+      },
+      size: {
+        default: '',
+        sm: '',
+        lg: '',
+        icon: '',
+      },
+    },
+    defaultVariants: {
+      variant: 'default',
+      size: 'default',
+    },
+  }
+);
+
+type ButtonProps = React.ComponentProps<typeof Pressable> &
+  React.RefAttributes<typeof Pressable> &
+  VariantProps<typeof buttonVariants>;
+
+function Button({ className, variant, size, ...props }: ButtonProps) {
+  return (
+    <TextClassContext.Provider value={buttonTextVariants({ variant, size })}>
+      <Pressable
+        className={cn(props.disabled && 'opacity-50', buttonVariants({ variant, size }), className)}
+        role="button"
+        {...props}
+      />
+    </TextClassContext.Provider>
+  );
+}
+
+export { Button, buttonTextVariants, buttonVariants };
+export type { ButtonProps };

aris/apps/companion/components/ui/card.tsx

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+import { Text, TextClassContext } from '@/components/ui/text';
+import { cn } from '@/lib/utils';
+import { View, type ViewProps } from 'react-native';
+
+function Card({ className, ...props }: ViewProps & React.RefAttributes<View>) {
+  return (
+    <TextClassContext.Provider value="text-card-foreground">
+      <View
+        className={cn(
+          'bg-card border-border flex flex-col gap-6 rounded-xl border py-6 shadow-sm shadow-black/5',
+          className
+        )}
+        {...props}
+      />
+    </TextClassContext.Provider>
+  );
+}
+
+function CardHeader({ className, ...props }: ViewProps & React.RefAttributes<View>) {
+  return <View className={cn('flex flex-col gap-1.5 px-6', className)} {...props} />;
+}
+
+function CardTitle({
+  className,
+  ...props
+}: React.ComponentProps<typeof Text> & React.RefAttributes<Text>) {
+  return (
+    <Text
+      role="heading"
+      aria-level={3}
+      className={cn('font-semibold leading-none', className)}
+      {...props}
+    />
+  );
+}
+
+function CardDescription({
+  className,
+  ...props
+}: React.ComponentProps<typeof Text> & React.RefAttributes<Text>) {
+  return <Text className={cn('text-muted-foreground text-sm', className)} {...props} />;
+}
+
+function CardContent({ className, ...props }: ViewProps & React.RefAttributes<View>) {
+  return <View className={cn('px-6', className)} {...props} />;
+}
+
+function CardFooter({ className, ...props }: ViewProps & React.RefAttributes<View>) {
+  return <View className={cn('flex flex-row items-center px-6', className)} {...props} />;
+}
+
+export { Card, CardContent, CardDescription, CardFooter, CardHeader, CardTitle };

aris/apps/companion/components/ui/switch.tsx

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+import { cn } from '@/lib/utils';
+import * as SwitchPrimitives from '@rn-primitives/switch';
+import { Platform } from 'react-native';
+
+function Switch({
+  className,
+  ...props
+}: SwitchPrimitives.RootProps & React.RefAttributes<SwitchPrimitives.RootRef>) {
+  return (
+    <SwitchPrimitives.Root
+      className={cn(
+        'flex h-[1.15rem] w-8 shrink-0 flex-row items-center rounded-full border border-transparent shadow-sm shadow-black/5',
+        Platform.select({
+          web: 'focus-visible:border-ring focus-visible:ring-ring/50 peer inline-flex outline-none transition-all focus-visible:ring-[3px] disabled:cursor-not-allowed',
+        }),
+        props.checked ? 'bg-primary' : 'bg-input dark:bg-input/80',
+        props.disabled && 'opacity-50',
+        className
+      )}
+      {...props}>
+      <SwitchPrimitives.Thumb
+        className={cn(
+          'bg-background size-4 rounded-full transition-transform',
+          Platform.select({
+            web: 'pointer-events-none block ring-0',
+          }),
+          props.checked
+            ? 'dark:bg-primary-foreground translate-x-3.5'
+            : 'dark:bg-foreground translate-x-0'
+        )}
+      />
+    </SwitchPrimitives.Root>
+  );
+}
+
+export { Switch };

aris/apps/companion/components/ui/text.tsx

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+import { cn } from '@/lib/utils';
+import * as Slot from '@rn-primitives/slot';
+import { cva, type VariantProps } from 'class-variance-authority';
+import * as React from 'react';
+import { Platform, Text as RNText, type Role } from 'react-native';
+
+const textVariants = cva(
+  cn(
+    'text-foreground text-base',
+    Platform.select({
+      web: 'select-text',
+    })
+  ),
+  {
+    variants: {
+      variant: {
+        default: '',
+        h1: cn(
+          'text-center text-4xl font-extrabold tracking-tight',
+          Platform.select({ web: 'scroll-m-20 text-balance' })
+        ),
+        h2: cn(
+          'border-border border-b pb-2 text-3xl font-semibold tracking-tight',
+          Platform.select({ web: 'scroll-m-20 first:mt-0' })
+        ),
+        h3: cn('text-2xl font-semibold tracking-tight', Platform.select({ web: 'scroll-m-20' })),
+        h4: cn('text-xl font-semibold tracking-tight', Platform.select({ web: 'scroll-m-20' })),
+        p: 'mt-3 leading-7 sm:mt-6',
+        blockquote: 'mt-4 border-l-2 pl-3 italic sm:mt-6 sm:pl-6',
+        code: cn(
+          'bg-muted relative rounded px-[0.3rem] py-[0.2rem] font-mono text-sm font-semibold'
+        ),
+        lead: 'text-muted-foreground text-xl',
+        large: 'text-lg font-semibold',
+        small: 'text-sm font-medium leading-none',
+        muted: 'text-muted-foreground text-sm',
+      },
+    },
+    defaultVariants: {
+      variant: 'default',
+    },
+  }
+);
+
+type TextVariantProps = VariantProps<typeof textVariants>;
+
+type TextVariant = NonNullable<TextVariantProps['variant']>;
+
+const ROLE: Partial<Record<TextVariant, Role>> = {
+  h1: 'heading',
+  h2: 'heading',
+  h3: 'heading',
+  h4: 'heading',
+  blockquote: Platform.select({ web: 'blockquote' as Role }),
+  code: Platform.select({ web: 'code' as Role }),
+};
+
+const ARIA_LEVEL: Partial<Record<TextVariant, string>> = {
+  h1: '1',
+  h2: '2',
+  h3: '3',
+  h4: '4',
+};
+
+const TextClassContext = React.createContext<string | undefined>(undefined);
+
+function Text({
+  className,
+  asChild = false,
+  variant = 'default',
+  ...props
+}: React.ComponentProps<typeof RNText> &
+  TextVariantProps &
+  React.RefAttributes<RNText> & {
+    asChild?: boolean;
+  }) {
+  const textClass = React.useContext(TextClassContext);
+  const Component = asChild ? Slot.Text : RNText;
+  return (
+    <Component
+      className={cn(textVariants({ variant }), textClass, className)}
+      role={variant ? ROLE[variant] : undefined}
+      aria-level={variant ? ARIA_LEVEL[variant] : undefined}
+      {...props}
+    />
+  );
+}
+
+export { Text, TextClassContext };