stacked dialog

stacked-dialog-page.tsx

"use client";

import React from "react";
import * as Dialog from "@radix-ui/react-dialog";
import { Skeleton } from "@/components/ui/skeleton";
import { useState } from "react";

function DialogContent({
  onOpenNested,
  isNested,
  children,
  stackIndex,
}: {
  onOpenNested?: () => void;
  isNested?: boolean;
  children: React.ReactNode;
  stackIndex?: number;
}) {
  const style = isNested
    ? {
        top: `calc(35% - ${(stackIndex || 1) * 15}px)`,
        maxWidth: `${450 - (stackIndex || 1) * 20}px`,
        backgroundColor: `rgba(249, 249, 249, ${1 - (stackIndex || 1) * 0.2})`,
      }
    : {
        top: "35%",
        maxWidth: "450px",
        backgroundColor: "white",
      };

  return (
    <Dialog.Content
      style={style}
      className={`z-10 flex flex-col fixed left-[50%] translate-x-[-50%] w-[90vw] p-[25px] shadow-[hsl(206_22%_7%_/_35%)_0px_10px_38px_-10px,_hsl(206_22%_7%_/_20%)_0px_10px_20px_-15px] focus:outline-none transition-all duration-300
        ${
          isNested
            ? "rounded-lg max-h-[300px] overflow-hidden"
            : "rounded-sm max-h-[85vh]"
        }`}
    >
      {children}

      {onOpenNested && (
        <button
          onClick={onOpenNested}
          className="mt-4 py-2 px-3 h-[32px] bg-black text-white rounded-md text-sm text-center flex items-center justify-center w-fit"
        >
          open nested {stackIndex}
        </button>
      )}
    </Dialog.Content>
  );
}

function NestedModal({
  isOpen,
  onOpenChange,
  onOpenNested,
  isNested,
  stackIndex,
  children,
}: {
  isOpen: boolean;
  onOpenChange: (open: boolean) => void;
  onOpenNested?: () => void;
  isNested?: boolean;
  stackIndex?: number;
  children: React.ReactNode;
}) {
  return (
    <Dialog.Root open={isOpen} onOpenChange={onOpenChange}>
      <Dialog.Portal>
        {!isNested && (
          <Dialog.Overlay className="fixed inset-0 bg-black/50 transition-opacity duration-300" />
        )}
        <DialogContent
          onOpenNested={onOpenNested}
          isNested={isNested}
          stackIndex={stackIndex}
        >
          {children}
        </DialogContent>
      </Dialog.Portal>
    </Dialog.Root>
  );
}

export default function StackedPage() {
  const [isModal1Open, setIsModal1Open] = useState(false);
  const [isModal2Open, setIsModal2Open] = useState(false);
  const [isModal3Open, setIsModal3Open] = useState(false);

  return (
    <>
      <button
        onClick={() => setIsModal1Open(true)}
        className="m-4 py-2 px-3 h-[32px] bg-black text-white rounded-md text-sm text-center flex items-center justify-center"
      >
        open
      </button>

      <NestedModal
        isOpen={isModal1Open}
        onOpenChange={setIsModal1Open}
        onOpenNested={() => setIsModal2Open(true)}
        isNested={isModal2Open}
        stackIndex={1}
      >
        <Dialog.Title className="text-[17px] font-medium mb-4">
          <Skeleton className="h-[20px] w-[100px]" />
        </Dialog.Title>
        <Skeleton className="h-[200px] w-full" />
      </NestedModal>

      <NestedModal
        isOpen={isModal2Open}
        onOpenChange={setIsModal2Open}
        onOpenNested={() => setIsModal3Open(true)}
        isNested={isModal3Open}
        stackIndex={2}
      >
        <Dialog.Title className="text-[17px] font-medium mb-4">
          <Skeleton className="h-[20px] w-[100px]" />
          <Skeleton className="mt-2 h-[20px] w-[150px]" />
        </Dialog.Title>
        <Skeleton className="h-[200px] w-full" />
      </NestedModal>

      <NestedModal
        isOpen={isModal3Open}
        onOpenChange={setIsModal3Open}
        stackIndex={3}
      >
        <Dialog.Title className="text-[17px] font-medium mb-4">
          <Skeleton className="h-[20px] w-[200px] mx-auto" />
        </Dialog.Title>
        <Skeleton className="h-[150px] w-full" />
        <Skeleton className="mt-4 h-[100px] w-full" />
      </NestedModal>
    </>
  );
}