Skip to content

feat: add lightbox overlay for postcard preview #51

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
macrozone wants to merge 3 commits into
base: main
Choose a base branch
from
Open

feat: add lightbox overlay for postcard preview #51

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
8007ee0
feat: add lightbox overlay for postcard preview
github-actions[bot] Sep 27, 2025
4848f09
fix: correct lightbox click handler condition
github-actions[bot] Sep 27, 2025
0df8e5a
fix: use React Portal for Modal to prevent z-index conflicts
github-actions[bot] Sep 27, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
241 changes: 234 additions & 7 deletions packages/ui/src/PostcardPreview.tsx
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
import { QRCodeSVG } from "qrcode.react";
import { useEffect, useRef, useState } from "react";
import type { Overlay } from "./OverlayEditor";
import { Modal } from "./modal";

interface PostcardPreviewProps {
frontImage: string | null;
Expand All @@ -14,7 +15,7 @@ interface PostcardPreviewProps {
overlays?: Overlay[];
onOverlayUpdate?: (
overlayId: string,
updates: { x: number; y: number }
updates: { x: number; y: number },
) => void;
selectedOverlayId?: string | null;
onOverlaySelect?: (overlayId: string) => void;
Expand All @@ -35,8 +36,10 @@ export function PostcardPreview({
onOverlaySelect,
}: PostcardPreviewProps) {
const [isFlipped, setIsFlipped] = useState(false);
const [showLightbox, setShowLightbox] = useState(false);
const [draggingOverlay, setDraggingOverlay] = useState<string | null>(null);
const svgRef = useRef<SVGSVGElement>(null);
const lightboxSvgRef = useRef<SVGSVGElement>(null);
const [dragStart, setDragStart] = useState({ x: 0, y: 0 });
const [tempPosition, setTempPosition] = useState<{
id: string;
Expand Down Expand Up @@ -173,7 +176,15 @@ export function PostcardPreview({
}}
>
{frontImage ? (
<div className="relative w-full h-full">
<div
className="relative w-full h-full cursor-pointer"
onClick={(e) => {
// Only open lightbox if not dragging an overlay
if (!draggingOverlay) {
setShowLightbox(true);
}
}}
>
<img
src={frontImage}
alt="Postcard front"
Expand Down Expand Up @@ -233,8 +244,8 @@ export function PostcardPreview({
overlay.textAlign === "left"
? "start"
: overlay.textAlign === "right"
? "end"
: "middle"
? "end"
: "middle"
}
dominantBaseline="middle"
transform={`rotate(${overlay.rotation}, ${displayX}, ${displayY})`}
Expand Down Expand Up @@ -262,7 +273,7 @@ export function PostcardPreview({
// Then apply word wrapping to each manual line
const maxCharsPerLine = Math.max(
8,
Math.floor(45 / (overlay.fontSize / 24))
Math.floor(45 / (overlay.fontSize / 24)),
);

manualLines.forEach((line) => {
Expand Down Expand Up @@ -315,8 +326,8 @@ export function PostcardPreview({
overlay.textAlign === "left"
? "start"
: overlay.textAlign === "right"
? "end"
: "middle"
? "end"
: "middle"
}
>
{line}
Expand Down Expand Up @@ -444,6 +455,222 @@ export function PostcardPreview({
</button>
</div>
</div>

{/* Lightbox Modal */}
<Modal
isOpen={showLightbox}
onClose={() => setShowLightbox(false)}
size="lg"
>
<div className="relative">
{/* Close button in the modal */}
<button
onClick={() => setShowLightbox(false)}
className="absolute -top-2 -right-2 z-10 w-10 h-10 bg-white rounded-full shadow-lg flex items-center justify-center hover:bg-gray-100 transition-colors"
aria-label="Close lightbox"
>
<svg
className="w-6 h-6 text-gray-700"
fill="none"
stroke="currentColor"
strokeWidth={2}
viewBox="0 0 24 24"
>
<path
strokeLinecap="round"
strokeLinejoin="round"
d="M6 18L18 6M6 6l12 12"
/>
</svg>
</button>

{/* Larger postcard preview */}
<div className="w-full max-w-3xl mx-auto">
<div style={{ perspective: "1000px" }}>
<div
className="preserve-3d transition-transform duration-700"
style={{
transform: isFlipped ? "rotateY(180deg)" : "rotateY(0deg)",
transformStyle: "preserve-3d",
position: "relative",
width: "100%",
height: "auto",
aspectRatio: "148 / 105",
}}
>
{/* Front Side */}
<div
className="absolute inset-0 w-full h-full backface-hidden rounded-lg shadow-2xl overflow-hidden bg-white"
style={{
backfaceVisibility: "hidden",
}}
>
{frontImage && (
<div className="relative w-full h-full">
<img
src={frontImage}
alt="Postcard front"
className="w-full h-full object-cover"
/>

{/* SVG Overlay for lightbox */}
{overlays.length > 0 && (
<svg
ref={lightboxSvgRef}
className="absolute inset-0 w-full h-full pointer-events-none"
viewBox="0 0 100 100"
preserveAspectRatio="xMidYMid slice"
>
{overlays.map((overlay) => {
const fontFamilyMap = {
"sans-serif": "Arial, sans-serif",
serif: "Georgia, serif",
cursive: "'Brush Script MT', cursive",
display: "'Impact', sans-serif",
};

return (
<g key={overlay.id} opacity={overlay.opacity}>
<text
x={`${overlay.x}%`}
y={`${overlay.y}%`}
fontSize={`${overlay.fontSize / 4}px`}
fontFamily={fontFamilyMap[overlay.fontFamily]}
fill={overlay.color}
stroke={overlay.strokeColor}
strokeWidth={overlay.strokeWidth}
textAnchor={
overlay.textAlign === "left"
? "start"
: overlay.textAlign === "right"
? "end"
: "middle"
}
dominantBaseline="middle"
transform={`rotate(${overlay.rotation}, ${overlay.x}, ${overlay.y})`}
style={{
paintOrder: "stroke fill",
fontWeight: "bold",
textShadow: "2px 2px 4px rgba(0,0,0,0.3)",
}}
>
{overlay.text}
</text>
</g>
);
})}
</svg>
)}
</div>
)}

{/* QR Code on Front */}
{designId && (
<div className="absolute bottom-4 left-4 bg-white p-2 rounded-sm shadow-lg">
<QRCodeSVG
value={`${rootUrl}/designs/${designId}`}
size={64}
level="M"
includeMargin={false}
/>
</div>
)}
</div>

{/* Back Side */}
<div
className="absolute inset-0 w-full h-full backface-hidden rounded-lg shadow-2xl overflow-hidden bg-white"
style={{
backfaceVisibility: "hidden",
transform: "rotateY(180deg)",
}}
>
<div className="w-full h-full p-6 flex">
{/* Left side - Message */}
<div className="w-1/2 pr-4 flex flex-col">
<div className="flex-1">
<p className="text-base text-gray-700 font-handwriting leading-relaxed">
{message}
</p>
</div>
<div className="mt-3">
<p className="text-sm text-gray-500">
Sent with ❤️ from Switzerland
</p>
</div>
</div>

{/* Divider line */}
<div className="w-px bg-gray-300"></div>

{/* Right side - Address and Stamp */}
<div className="w-1/2 pl-4 flex flex-col">
{/* Stamp area */}
<div className="self-end mb-4">
<div className="w-20 h-20 bg-gradient-to-br from-red-500 to-red-600 rounded-sm shadow-md flex items-center justify-center transform rotate-3">
<div className="text-white text-center">
<div className="text-sm font-bold">SWISS</div>
<div className="text-xl font-bold">POST</div>
<div className="text-xs">CHF 1.20</div>
</div>
</div>
</div>

{/* Recipient Address */}
<div className="flex-1 flex items-center">
<div>
<p className="text-lg font-semibold text-gray-800 mb-2">
{recipientName}
</p>
<p className="text-base text-gray-700 whitespace-pre-line">
{recipientAddress}
</p>
</div>
</div>
</div>
</div>

{/* QR Code on Back */}
{designId && (
<div className="absolute bottom-4 left-4 bg-white p-2 rounded-sm shadow-lg">
<QRCodeSVG
value={`${rootUrl}/designs/${designId}`}
size={64}
level="M"
includeMargin={false}
/>
</div>
)}
</div>
</div>
</div>

{/* Flip button for lightbox */}
<div className="mt-4 flex justify-center">
<button
onClick={() => setIsFlipped(!isFlipped)}
className="px-4 py-2 bg-gray-200 hover:bg-gray-300 rounded-lg transition-colors flex items-center gap-2 text-gray-700"
type="button"
>
<svg
className="w-5 h-5"
fill="none"
stroke="currentColor"
strokeWidth={2}
viewBox="0 0 24 24"
>
<path
strokeLinecap="round"
strokeLinejoin="round"
d="M7 16V4m0 0L3 8m4-4l4 4m6 0v12m0 0l4-4m-4 4l-4-4"
/>
</svg>
{isFlipped ? "Show Front" : "Show Back"}
</button>
</div>
</div>
</div>
</Modal>
</div>
);
}
19 changes: 15 additions & 4 deletions packages/ui/src/modal.tsx
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
import React from "react";
import React, { useEffect, useState } from "react";
import { createPortal } from "react-dom";

interface ModalProps {
isOpen: boolean;
Expand All @@ -15,16 +16,23 @@ export const Modal: React.FC<ModalProps> = ({
children,
size = "md",
}) => {
if (!isOpen) return null;
const [mounted, setMounted] = useState(false);

useEffect(() => {
setMounted(true);
return () => setMounted(false);
}, []);

if (!mounted || !isOpen) return null;

const sizeClasses = {
sm: "max-w-md",
md: "max-w-lg",
lg: "max-w-2xl",
};

return (
<div className="fixed inset-0 z-50 flex items-center justify-center">
const modalContent = (
<div className="fixed inset-0 z-[9999] flex items-center justify-center">
<div
className="fixed inset-0 bg-black bg-opacity-50"
onClick={onClose}
Expand Down Expand Up @@ -60,4 +68,7 @@ export const Modal: React.FC<ModalProps> = ({
</div>
</div>
);

// Render modal at the document body using Portal
return createPortal(modalContent, document.body);
};