life-echo/app-expo/src/components/ui/alert-dialog.tsx

import { buttonTextVariants, buttonVariants } from '@/components/ui/button';
import { NativeOnlyAnimatedView } from '@/components/ui/native-only-animated-view';
import { TextClassContext } from '@/components/ui/text';
import { cn } from '@/lib/utils';
import * as AlertDialogPrimitive from '@rn-primitives/alert-dialog';
import * as React from 'react';
import { Platform, View, type ViewProps } from 'react-native';
import { FadeIn, FadeOut } from 'react-native-reanimated';
import { FullWindowOverlay as RNFullWindowOverlay } from 'react-native-screens';

const AlertDialog = AlertDialogPrimitive.Root;

const AlertDialogTrigger = AlertDialogPrimitive.Trigger;

const AlertDialogPortal = AlertDialogPrimitive.Portal;

const FullWindowOverlay = Platform.OS === 'ios' ? RNFullWindowOverlay : React.Fragment;

function AlertDialogOverlay({
  className,
  children,
  ...props
}: Omit<AlertDialogPrimitive.OverlayProps, 'asChild'> &
  React.RefAttributes<AlertDialogPrimitive.OverlayRef> & {
    children?: React.ReactNode;
  }) {
  return (
    <FullWindowOverlay>
      <AlertDialogPrimitive.Overlay
        className={cn(
          // 不要用 items-center：RN 下子级不会在横向上拉伸，对话框宽度会随单行英文收缩导致不换行
          // 见 https://medium.com/livefront/how-to-stop-text-overflow-in-react-native-8521d503e265
          'absolute bottom-0 left-0 right-0 top-0 z-50 flex flex-col justify-center bg-black/50 px-4 py-2',
          Platform.select({
            web: 'animate-in fade-in-0 fixed items-center',
          }),
          className
        )}
        {...props}>
        <NativeOnlyAnimatedView
          className={Platform.OS === 'web' ? undefined : 'w-full'}
          entering={FadeIn.duration(200).delay(50)}
          exiting={FadeOut.duration(150)}>
          <>{children}</>
        </NativeOnlyAnimatedView>
      </AlertDialogPrimitive.Overlay>
    </FullWindowOverlay>
  );
}

function AlertDialogContent({
  className,
  portalHost,
  ...props
}: AlertDialogPrimitive.ContentProps &
  React.RefAttributes<AlertDialogPrimitive.ContentRef> & {
    portalHost?: string;
  }) {
  return (
    <AlertDialogPortal hostName={portalHost}>
      <AlertDialogOverlay>
        <AlertDialogPrimitive.Content
          className={cn(
            'bg-background border-border z-50 flex w-full min-w-0 max-w-lg flex-col gap-4 rounded-lg border p-6 shadow-lg shadow-black/5',
            Platform.select({
              web: 'animate-in fade-in-0 zoom-in-95 duration-200',
              native: 'max-w-full self-center',
            }),
            className
          )}
          {...props}
        />
      </AlertDialogOverlay>
    </AlertDialogPortal>
  );
}

function AlertDialogHeader({ className, ...props }: ViewProps) {
  return (
    <TextClassContext.Provider value="text-center sm:text-left">
      <View
        className={cn('w-full min-w-0 flex flex-col gap-2', className)}
        {...props}
      />
    </TextClassContext.Provider>
  );
}

function AlertDialogFooter({ className, ...props }: ViewProps) {
  return (
    <View
      className={cn('flex flex-col-reverse gap-2 sm:flex-row sm:justify-end', className)}
      {...props}
    />
  );
}

function AlertDialogTitle({
  className,
  ...props
}: AlertDialogPrimitive.TitleProps & React.RefAttributes<AlertDialogPrimitive.TitleRef>) {
  return (
    <AlertDialogPrimitive.Title
      className={cn('min-w-0 text-foreground text-lg font-semibold', className)}
      {...props}
    />
  );
}

function AlertDialogDescription({
  className,
  style,
  ...props
}: AlertDialogPrimitive.DescriptionProps &
  React.RefAttributes<AlertDialogPrimitive.DescriptionRef>) {
  return (
    <AlertDialogPrimitive.Description
      className={cn(
        // shrink: RN 中 Text 在 flex 内需 flexShrink 才能按父宽换行
        'w-full min-w-0 shrink text-muted-foreground text-sm',
        className
      )}
      style={[
        Platform.OS === 'web' ? undefined : { flexShrink: 1 },
        style,
      ]}
      {...props}
    />
  );
}

function AlertDialogAction({
  className,
  ...props
}: AlertDialogPrimitive.ActionProps & React.RefAttributes<AlertDialogPrimitive.ActionRef>) {
  return (
    <TextClassContext.Provider value={buttonTextVariants({ className })}>
      <AlertDialogPrimitive.Action className={cn(buttonVariants(), className)} {...props} />
    </TextClassContext.Provider>
  );
}

function AlertDialogCancel({
  className,
  ...props
}: AlertDialogPrimitive.CancelProps & React.RefAttributes<AlertDialogPrimitive.CancelRef>) {
  return (
    <TextClassContext.Provider value={buttonTextVariants({ className, variant: 'outline' })}>
      <AlertDialogPrimitive.Cancel
        className={cn(buttonVariants({ variant: 'outline' }), className)}
        {...props}
      />
    </TextClassContext.Provider>
  );
}

export {
  AlertDialog,
  AlertDialogAction,
  AlertDialogCancel,
  AlertDialogContent,
  AlertDialogDescription,
  AlertDialogFooter,
  AlertDialogHeader,
  AlertDialogOverlay,
  AlertDialogPortal,
  AlertDialogTitle,
  AlertDialogTrigger,
};