feat: some improvements for image zooming

src/layouts/Layout.astro

@@ -308,7 +308,7 @@ const setup = () => {
 	});
 
 }
-if (window.swup.hooks) {
+if (window?.swup?.hooks) {
 	setup()
 } else {
 	document.addEventListener('swup:enable', setup)
@@ -316,6 +316,69 @@ if (window.swup.hooks) {
 
 </script>
 
+<script>
+import PhotoSwipeLightbox from "photoswipe/lightbox"
+import "photoswipe/style.css"
+
+let lightbox: PhotoSwipeLightbox
+
+function createPhotoSwipe() {
+	lightbox = new PhotoSwipeLightbox({
+		gallery: ".custom-md img, #post-cover img",
+		pswpModule: () => import("photoswipe"),
+		closeSVG: '<svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 -960 960 960" width="24px" fill="#ffffff"><path d="M480-424 284-228q-11 11-28 11t-28-11q-11-11-11-28t11-28l196-196-196-196q-11-11-11-28t11-28q11-11 28-11t28 11l196 196 196-196q11-11 28-11t28 11q11 11 11 28t-11 28L536-480l196 196q11 11 11 28t-11 28q-11 11-28 11t-28-11L480-424Z"/></svg>',
+		zoomSVG: '<svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 -960 960 960" width="24px" fill="#ffffff"><path d="M340-540h-40q-17 0-28.5-11.5T260-580q0-17 11.5-28.5T300-620h40v-40q0-17 11.5-28.5T380-700q17 0 28.5 11.5T420-660v40h40q17 0 28.5 11.5T500-580q0 17-11.5 28.5T460-540h-40v40q0 17-11.5 28.5T380-460q-17 0-28.5-11.5T340-500v-40Zm40 220q-109 0-184.5-75.5T120-580q0-109 75.5-184.5T380-840q109 0 184.5 75.5T640-580q0 44-14 83t-38 69l224 224q11 11 11 28t-11 28q-11 11-28 11t-28-11L532-372q-30 24-69 38t-83 14Zm0-80q75 0 127.5-52.5T560-580q0-75-52.5-127.5T380-760q-75 0-127.5 52.5T200-580q0 75 52.5 127.5T380-400Z"/></svg>',
+		padding: { top: 20, bottom: 20, left: 20, right: 20 },
+		wheelToZoom: true,
+		arrowPrev: false,
+		arrowNext: false,
+		imageClickAction: 'close',
+		tapAction: 'close',
+		doubleTapAction: 'zoom',
+	})
+
+	lightbox.addFilter("domItemData", (itemData, element) => {
+		if (element instanceof HTMLImageElement) {
+			itemData.src = element.src
+
+			itemData.w = Number(element.naturalWidth || window.innerWidth)
+			itemData.h = Number(element.naturalHeight || window.innerHeight)
+
+			itemData.msrc = element.src
+		}
+
+		return itemData
+	})
+
+	lightbox.init()
+}
+
+const setup = () => {
+	if (!lightbox) {
+		createPhotoSwipe()
+	}
+	window.swup.hooks.on("page:view", () => {
+		createPhotoSwipe()
+	})
+
+	window.swup.hooks.on(
+		"content:replace",
+		() => {
+			console.log("content:replace")
+			lightbox?.destroy?.()
+		},
+		{ before: true },
+	)
+}
+
+if (window.swup) {
+	setup()
+} else {
+	document.addEventListener("swup:enable", setup)
+}
+</script>
+
+
 <style is:global lang="stylus">
 #banner-wrapper
 	top: 0