updates

Former-commit-id: 9759400751

_embed/public/js/common.js

@@ -108,7 +108,7 @@ var removeLastDirectoryPartOf = function(url) {
  *                             *
  * * * * * * * * * * * * * * * */
 function closePrompt(event) {
-    let prompt = document.querySelector('.prompt');
+    let prompt = document.querySelector('.prompt:not(.help)');
 
     event.preventDefault();
     document.querySelector('.overlay').classList.remove('active');
@@ -350,6 +350,20 @@ function setupSearch() {
     searchInput.addEventListener('keyup', searchEvent);
 }
 
+function closeHelp() {
+    document.querySelector('.help').classList.remove('active');
+    document.querySelector('.overlay').classList.remove('active');
+}
+
+document.addEventListener('keydown', (event) => {
+    if (event.keyCode == 112) {
+        event.preventDefault();
+        
+        document.querySelector('.help').classList.add('active');
+        document.querySelector('.overlay').classList.add('active');
+    }
+});
+
 /* * * * * * * * * * * * * * * *
  *                             *
  *           BOOTSTRAP         *

_embed/templates/base.tmpl

@@ -13,8 +13,6 @@
     <style>{{ CSS .User.StyleSheet }}</style>
     {{- end -}}
     
-    <!-- SCRIPTS -->
-    <!-- User Data and Permissions; WebDavURL -->
     <script>
     var user = JSON.parse('{{ Marshal .User }}'), 
         webdavURL = "{{.Config.AbsoluteURL}}{{.Config.WebDavURL}}", 
@@ -165,6 +163,26 @@
             </div>
         </div>
     </template>
+    
+    <!-- TODO: open this with F1; enabke everythings -->
+    <div class="help">
+        <h3>Help</h3>
+        <p>
+            <ul>
+                <li>F1 - This information!</li>
+                <li>F2 - Rename file</li>
+                <li>Double click to open a file or directory</li>
+                <li>Click to select file or directory</li>
+                <li>CTRL + Click to select multiple files or directories</li>
+                <li>DEL to delete a file or directory</li>
+                <li>ESC to clear selection and/or close the prompt</li>
+                <li>CTRL + S to save a file or download the directory where you are</li>
+            </ul>
+        </p>
+        <div>
+            <button type="submit" onclick="closeHelp(event);" class="ok">OK</button>
+        </div>
+    </div>
 
     <footer>Served with <a rel="noopener noreferrer" href="https://caddyserver.com">Caddy</a> and <a rel="noopener noreferrer" href="https://github.com/hacdias/caddy-filemanager">File Manager</a>.</footer>
 </body>