add confirmation and explanation

delete.ipynb

@@ -4,7 +4,9 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# AiiDAlab QauntumESPRESSO App"
+    "# AiiDAlab QauntumESPRESSO App\n",
+    "\n",
+    "<font color=\"red\"><b>Caution!</b></font> Deleting this job will also remove <b>all associated nodes</b>, including any related calculations and their respective results. This action is <b>irreversible</b>.\n"
    ]
   },
   {
@@ -15,28 +17,76 @@
    "source": [
     "import urllib.parse as urlparse\n",
     "\n",
+    "import ipywidgets as widgets\n",
     "from aiida import load_profile\n",
+    "from aiida.orm import load_node\n",
     "from aiida.tools import delete_nodes\n",
+    "from IPython.display import Markdown, display\n",
+    "\n",
+    "# Load AiiDA profile\n",
+    "load_profile()\n",
     "\n",
+    "# Parse the primary key from the Jupyter notebook URL\n",
     "url = urlparse.urlsplit(jupyter_notebook_url) # noqa F821\n",
     "query = urlparse.parse_qs(url.query)\n",
     "pk = int(query['pk'][0])\n",
     "\n",
+    "# Function to display node details\n",
     "\n",
-    "def delete_node(pk):\n",
-    "    load_profile()\n",
-    "    ## delete the group\n",
-    "    _, was_deleted = delete_nodes([pk], dry_run=False)\n",
     "\n",
+    "def display_node_details(pk):\n",
+    "    try:\n",
+    "        node = load_node(pk)\n",
+    "        print(f\"Node ID: {node.pk}\")\n",
+    "        print(f\"Node Type: {node.process_label}\")\n",
+    "        print(f\"Label: {node.label}\")\n",
+    "        print(f\"Description: {node.description}\")\n",
+    "        print(f\"Creation Time: {node.ctime}\")\n",
+    "    except Exception as e:\n",
+    "        print(f\"Error loading node: {str(e)}\")\n",
+    "        return False\n",
+    "    return True\n",
+    "\n",
+    "# Function to delete node\n",
+    "\n",
+    "\n",
+    "def delete_node(pk, dry_run=True):\n",
+    "    if dry_run:\n",
+    "        _, was_deleted = delete_nodes([pk], dry_run=True)\n",
+    "        if was_deleted:\n",
+    "            print(f'Dry run: Node {pk} can be deleted.')\n",
+    "        return\n",
+    "    \n",
+    "    _, was_deleted = delete_nodes([pk], dry_run=False)\n",
     "    if was_deleted:\n",
+    "        print(f'Node {pk} deleted successfully.')\n",
+    "\n",
+    "# User interaction for node deletion\n",
+    "\n",
+    "\n",
+    "def confirm_deletion(b):\n",
+    "    if delete_confirmation.value.lower() in ['y', 'yes']:\n",
+    "        delete_node(pk, dry_run=False)\n",
+    "    else:\n",
+    "        print('Deletion aborted.')\n",
     "\n",
-    "        print(f'Node {pk} deleted.')\n",
     "\n",
-    "# Ask for confirmation\n",
-    "if input(f'Do you really want to delete node {pk}? [y/N] ').strip().lower() == 'y':\n",
-    "    delete_node(pk)\n",
+    "# Display node details\n",
+    "if display_node_details(pk):\n",
+    "    # Ask for confirmation\n",
+    "    nodes, _ = delete_nodes([pk], dry_run=False)\n",
+    "    display(Markdown(f'**YOU ARE ABOUT TO DELETE `{len(nodes)}` NODES! THIS CANNOT BE UNDONE!**'))\n",
+    "    delete_confirmation = widgets.Text(\n",
+    "        value='',\n",
+    "        placeholder='Type \"yes\" to confirm',\n",
+    "        description='Confirm:',\n",
+    "        disabled=False\n",
+    "    )\n",
+    "    confirm_button = widgets.Button(description=\"Delete Node\")\n",
+    "    confirm_button.on_click(confirm_deletion)\n",
+    "    display(delete_confirmation, confirm_button)\n",
     "else:\n",
-    "    print('Deletion aborted.')"
+    "    print(\"No valid node found for deletion.\")"
    ]
   }
  ],