Implémentation copie des messages

vite/src/lib/clipboard.js

@@ -0,0 +1,36 @@
+// src/lib/clipboard.js
+
+export async function copyToClipboard(text) {
+    if (navigator.clipboard) {
+      try {
+            await navigator.clipboard.writeText(text);
+        } catch (err) {
+            console.error('Failed to copy text:', err);
+        }
+    } else {
+      return fallbackCopyToClipboard(text);
+    }
+  }
+
+  function fallbackCopyToClipboard(text) {
+    return new Promise((resolve, reject) => {
+      const textArea = document.createElement("textarea");
+      textArea.value = text;
+
+      // Éviter le scrolling vers le bas
+      textArea.style.position = "fixed";
+      textArea.style.top = "-9999px";
+
+      document.body.appendChild(textArea);
+      textArea.focus();
+      textArea.select();
+
+      if (document.execCommand('copy')) {
+        resolve();
+      } else {
+        reject(new Error('Fallback: Copy command was unsuccessful'));
+      }
+
+      document.body.removeChild(textArea);
+    });
+  }