:recycle: another small refactor of click setting

vue-theme/src/pages/single.vue

             this.loading = false
         },
         _setClick(el, cb) {
+            el.dataset.gallery = index
             if (el.addEventListener) {
                 el.addEventListener('click', cb, false)
             } else {
             await nextTick()
             const galleries = section.querySelectorAll('.wp-block-gallery')
             galleries.forEach((gallery, galleryIndex) => {
-                el.dataset.gallery = galleryIndex
                 gallery.querySelectorAll('img').forEach(image =>
-                    this._setClick(image, e => {
-                        this.activeGalleryIndex = parseInt(
-                            e.target.dataset.gallery,
-                        )
-                        const galleryImages =
-                            this.singlePost.galleries[this.activeGalleryIndex]
+                    this._setClick(image, galleryIndex, e => {
+                        this.activeGalleryIndex = e.target.dataset.gallery
+
+                        const activeGallery =
+                            post.galleries[this.activeGalleryIndex]
+
+                        console.log(post.galleries)
+                        console.log(activeGallery)
 
-                        console.log(this.singlePost.galleries)
-                        console.log(galleryImages)
-                        if (!galleryImages.ids) return
+                        if (!activeGallery.ids) return
 
-                        this.activeImageIndex = galleryImages.ids.indexOf(
+                        this.activeImageIndex = activeGallery.ids.indexOf(
                             parseInt(e.target.dataset.id),
                         )
                         console.log(