:recycle: adding back try catch

vue-theme/src/pages/list.vue

@@ -165,7 +165,7 @@ export default {
             console.warn('Setting interesection loader...')
             
             // Always unset and reset the intersection loader
-            const footerEl = this.unsetIntersectionLoader()
+            this.unsetIntersectionLoader()
 
             const onIntersect = (entries, observer) => {
                 entries.forEach(entry => {
@@ -173,22 +173,23 @@ export default {
                     setTimeout(() => this.loadMorePosts(), TIMEOUT)
                 })
             }
-            this.observer = new IntersectionObserver(onIntersect, {
-                threshold: 0.80
-            })
-            this.observer['_for_type'] = this.type
-            this.observer.observe(footerEl)
+            this.observer = new IntersectionObserver(onIntersect, { threshold: 0.80 })
+            this.observer.observe(document.querySelector(INTERSECT_SELECTOR))
             console.log('--- observer')
             console.log(this.observer)
         },
         unsetIntersectionLoader() {
             const footerEl = document.querySelector(INTERSECT_SELECTOR)
-            if(!footerEl || !this.observer) return console.error(`cannot unset intersection handler missing el: ${footerEl} or observer: ${this.observer}`)
-            
-            console.warn('unsetting intersection handler on:', footerEl, this.sortBy)
-            this.observer.unobserve(footerEl)
-            this.observer.disconnect()
-            return footerEl
+            try {
+                if(!footerEl) throw `cannot unset intersection handler missing el: ${footerEl}`
+                if(!this.observer) throw `cannot unset intersection handler missing observer: ${this.observer}`
+                
+                console.warn('unsetting intersection handler on:', footerEl, this.sortBy)
+                this.observer.unobserve(footerEl)
+                this.observer.disconnect()
+            } catch (error) {
+                console.error(error)
+            }
         },
         clearAndInitPostList(caller) {
             console.log(`clearAndInitPostList from ${caller}...`)