feat: boutons haut/bas de page dans la sidebar article

public/assets/js/reactions.js

@@ -0,0 +1,41 @@
+// reactions.js — toggle réactions via fetch, fallback formulaire natif
+
+document.addEventListener('DOMContentLoaded', function () {
+    document.querySelectorAll('.reaction-form').forEach(function (form) {
+        form.addEventListener('submit', function (e) {
+            e.preventDefault();
+
+            var btn    = form.querySelector('.reaction-btn');
+            var type   = form.querySelector('[name="type"]').value;
+            var uuid   = form.querySelector('[name="uuid"]').value;
+            var badge  = form.querySelector('.reaction-count');
+            var active = btn.classList.contains('btn-primary');
+
+            var data = new URLSearchParams();
+            data.append('uuid', uuid);
+            data.append('type', type);
+            data.append('_ajax', '1');
+
+            fetch('/react', {
+                method: 'POST',
+                headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
+                body: data.toString(),
+            })
+            .then(function (r) { return r.json(); })
+            .then(function (json) {
+                if (!json.ok) { form.submit(); return; }
+
+                var nowActive = json.active;
+                btn.classList.toggle('btn-primary', nowActive);
+                btn.classList.toggle('btn-outline-secondary', !nowActive);
+                if (badge) {
+                    badge.classList.toggle('bg-light', nowActive);
+                    badge.classList.toggle('text-primary', nowActive);
+                    badge.classList.toggle('bg-secondary', !nowActive);
+                    badge.textContent = json.count;
+                }
+            })
+            .catch(function () { form.submit(); });
+        });
+    });
+});

public/assets/js/toc.js

@@ -1,23 +1,37 @@
 (function () {
     var headings = document.querySelectorAll('.post-content h2, .post-content h3');
     var links    = document.querySelectorAll('.toc-list a');
-    if (!headings.length || !links.length) return;
 
-    var map = {};
-    links.forEach(function (a) {
-        map[decodeURIComponent(a.getAttribute('href').slice(1))] = a;
-    });
-
-    var active = null;
-    var observer = new IntersectionObserver(function (entries) {
-        entries.forEach(function (entry) {
-            if (entry.isIntersecting) {
-                if (active) active.classList.remove('toc-active');
-                active = map[entry.target.id] || null;
-                if (active) active.classList.add('toc-active');
-            }
+    if (headings.length && links.length) {
+        var map = {};
+        links.forEach(function (a) {
+            map[decodeURIComponent(a.getAttribute('href').slice(1))] = a;
         });
-    }, { rootMargin: '-8% 0px -82% 0px', threshold: 0 });
 
-    headings.forEach(function (h) { observer.observe(h); });
+        var active = null;
+        var observer = new IntersectionObserver(function (entries) {
+            entries.forEach(function (entry) {
+                if (entry.isIntersecting) {
+                    if (active) active.classList.remove('toc-active');
+                    active = map[entry.target.id] || null;
+                    if (active) active.classList.add('toc-active');
+                }
+            });
+        }, { rootMargin: '-8% 0px -82% 0px', threshold: 0 });
+
+        headings.forEach(function (h) { observer.observe(h); });
+    }
+
+    var btnTop = document.getElementById('toc-go-top');
+    var btnBot = document.getElementById('toc-go-bottom');
+    if (btnTop) {
+        btnTop.addEventListener('click', function () {
+            window.scrollTo({ top: 0, behavior: 'smooth' });
+        });
+    }
+    if (btnBot) {
+        btnBot.addEventListener('click', function () {
+            window.scrollTo({ top: document.body.scrollHeight, behavior: 'smooth' });
+        });
+    }
 })();