1 files changed, 61 insertions, 0 deletions
diff --git a/archinstall/lib/disk/subvolume_menu.py b/archinstall/lib/disk/subvolume_menu.py
new file mode 100644
index 00000000..ea77149d
--- /dev/null
+++ b/archinstall/lib/disk/subvolume_menu.py
@@ -0,0 +1,61 @@
+from pathlib import Path
+from typing import List, Optional, Any, TYPE_CHECKING
+
+from .device_model import SubvolumeModification
+from ..menu import TextInput, ListManager
+
+if TYPE_CHECKING:
+	_: Any
+
+
+class SubvolumeMenu(ListManager):
+	def __init__(self, prompt: str, btrfs_subvols: List[SubvolumeModification]):
+		self._actions = [
+			str(_('Add subvolume')),
+			str(_('Edit subvolume')),
+			str(_('Delete subvolume'))
+		]
+		super().__init__(prompt, btrfs_subvols, [self._actions[0]], self._actions[1:])
+
+	def selected_action_display(self, subvolume: SubvolumeModification) -> str:
+		return str(subvolume.name)
+
+	def _add_subvolume(self, editing: Optional[SubvolumeModification] = None) -> Optional[SubvolumeModification]:
+		name = TextInput(f'\n\n{_("Subvolume name")}: ', editing.name if editing else '').run()
+
+		if not name:
+			return None
+
+		mountpoint = TextInput(f'{_("Subvolume mountpoint")}: ', str(editing.mountpoint) if editing else '').run()
+
+		if not mountpoint:
+			return None
+
+		return SubvolumeModification(Path(name), Path(mountpoint))
+
+	def handle_action(
+		self,
+		action: str,
+		entry: Optional[SubvolumeModification],
+		data: List[SubvolumeModification]
+	) -> List[SubvolumeModification]:
+		if action == self._actions[0]:  # add
+			new_subvolume = self._add_subvolume()
+
+			if new_subvolume is not None:
+				# in case a user with the same username as an existing user
+				# was created we'll replace the existing one
+				data = [d for d in data if d.name != new_subvolume.name]
+				data += [new_subvolume]
+		elif entry is not None:
+			if action == self._actions[1]:  # edit subvolume
+				new_subvolume = self._add_subvolume(entry)
+
+				if new_subvolume is not None:
+					# we'll remove the original subvolume and add the modified version
+					data = [d for d in data if d.name != entry.name and d.name != new_subvolume.name]
+					data += [new_subvolume]
+			elif action == self._actions[2]:  # delete
+				data = [d for d in data if d != entry]
+
+		return data