Refactor ModificationStatus (#4422)

* Use UPPER_CASE for ModificationStatus member names

* Use StrEnum for ModificationStatus

* Replace LvmVolumeStatus with ModificationStatus

archinstall/lib/disk/device_handler.py

@@ -342,7 +342,7 @@ class DeviceHandler:
 	) -> None:
 		# when we require a delete and the partition to be (re)created
 		# already exists then we have to delete it first
-		if requires_delete and part_mod.status in [ModificationStatus.Modify, ModificationStatus.Delete]:
+		if requires_delete and part_mod.status in [ModificationStatus.MODIFY, ModificationStatus.DELETE]:
 			info(f'Delete existing partition: {part_mod.safe_dev_path}')
 			part_info = self.find_partition(part_mod.safe_dev_path)
 
@@ -351,7 +351,7 @@ class DeviceHandler:
 
 			disk.deletePartition(part_info.partition)
 
-		if part_mod.status == ModificationStatus.Delete:
+		if part_mod.status == ModificationStatus.DELETE:
 			return
 
 		start_sector = part_mod.start.convert(

archinstall/lib/disk/disk_menu.py

@@ -23,7 +23,6 @@ from archinstall.lib.models.device import (
 	LvmLayoutType,
 	LvmVolume,
 	LvmVolumeGroup,
-	LvmVolumeStatus,
 	ModificationStatus,
 	PartitionFlag,
 	PartitionModification,
@@ -503,7 +502,7 @@ def _boot_partition(sector_size: SectorSize, using_gpt: bool) -> PartitionModifi
 
 	# boot partition
 	return PartitionModification(
-		status=ModificationStatus.Create,
+		status=ModificationStatus.CREATE,
 		type=PartitionType.Primary,
 		start=start,
 		length=size,
@@ -655,7 +654,7 @@ async def suggest_single_disk_layout(
 		root_length = available_space - root_start
 
 	root_partition = PartitionModification(
-		status=ModificationStatus.Create,
+		status=ModificationStatus.CREATE,
 		type=PartitionType.Primary,
 		start=root_start,
 		length=root_length,
@@ -680,7 +679,7 @@ async def suggest_single_disk_layout(
 			flags.append(PartitionFlag.LINUX_HOME)
 
 		home_partition = PartitionModification(
-			status=ModificationStatus.Create,
+			status=ModificationStatus.CREATE,
 			type=PartitionType.Primary,
 			start=home_start,
 			length=home_length,
@@ -765,7 +764,7 @@ async def suggest_multi_disk_layout(
 
 	# add root partition to the root device
 	root_partition = PartitionModification(
-		status=ModificationStatus.Create,
+		status=ModificationStatus.CREATE,
 		type=PartitionType.Primary,
 		start=root_start,
 		length=root_length,
@@ -787,7 +786,7 @@ async def suggest_multi_disk_layout(
 
 	# add home partition to home device
 	home_partition = PartitionModification(
-		status=ModificationStatus.Create,
+		status=ModificationStatus.CREATE,
 		type=PartitionType.Primary,
 		start=home_start,
 		length=home_length,
@@ -851,7 +850,7 @@ async def suggest_lvm_layout(
 	lvm_vol_group = LvmVolumeGroup(vg_grp_name, pvs=other_part)
 
 	root_vol = LvmVolume(
-		status=LvmVolumeStatus.Create,
+		status=ModificationStatus.CREATE,
 		name='root',
 		fs_type=filesystem_type,
 		length=root_vol_size,
@@ -864,7 +863,7 @@ async def suggest_lvm_layout(
 
 	if home_volume:
 		home_vol = LvmVolume(
-			status=LvmVolumeStatus.Create,
+			status=ModificationStatus.CREATE,
 			name='home',
 			fs_type=filesystem_type,
 			length=home_vol_size,

archinstall/lib/disk/partitioning_menu.py

@@ -57,7 +57,7 @@ class DiskSegment:
 			return self.segment.table_data()
 
 		part_mod = PartitionModification(
-			status=ModificationStatus.Create,
+			status=ModificationStatus.CREATE,
 			type=PartitionType._Unknown,
 			start=self.segment.start,
 			length=self.segment.length,
@@ -209,7 +209,7 @@ class PartitioningList(ListManager[DiskSegment]):
 	@override
 	def selected_action_display(self, selection: DiskSegment) -> str:
 		if isinstance(selection.segment, PartitionModification):
-			if selection.segment.status == ModificationStatus.Create:
+			if selection.segment.status == ModificationStatus.CREATE:
 				return tr('Partition - New')
 			elif selection.segment.is_delete() and selection.segment.dev_path:
 				title = tr('Partition') + '\n\n'
@@ -357,7 +357,7 @@ class PartitioningList(ListManager[DiskSegment]):
 		data: list[DiskSegment],
 	) -> list[DiskSegment]:
 		if entry.is_exists_or_modify():
-			entry.status = ModificationStatus.Delete
+			entry.status = ModificationStatus.DELETE
 			part_mods = self.get_part_mods(data)
 		else:
 			part_mods = [d.segment for d in data if isinstance(d.segment, PartitionModification) and d.segment != entry]
@@ -391,10 +391,10 @@ class PartitioningList(ListManager[DiskSegment]):
 	async def _prompt_formatting(self, partition: PartitionModification) -> None:
 		# an existing partition can toggle between Exist or Modify
 		if partition.is_modify():
-			partition.status = ModificationStatus.Exist
+			partition.status = ModificationStatus.EXIST
 			return
 		elif partition.exists():
-			partition.status = ModificationStatus.Modify
+			partition.status = ModificationStatus.MODIFY
 
 		# If we mark a partition for formatting, but the format is CRYPTO LUKS, there's no point in formatting it really
 		# without asking the user which inner-filesystem they want to use. Since the flag 'encrypted' = True is already set,
@@ -526,7 +526,7 @@ class PartitioningList(ListManager[DiskSegment]):
 			mountpoint = await self._prompt_mountpoint()
 
 		partition = PartitionModification(
-			status=ModificationStatus.Create,
+			status=ModificationStatus.CREATE,
 			type=PartitionType.Primary,
 			start=free_space.start,
 			length=length,

archinstall/lib/models/__init__.py

@@ -15,7 +15,6 @@ from archinstall.lib.models.device import (
 	LvmLayoutType,
 	LvmVolume,
 	LvmVolumeGroup,
-	LvmVolumeStatus,
 	ModificationStatus,
 	PartitionFlag,
 	PartitionModification,
@@ -57,7 +56,6 @@ __all__ = [
 	'LvmLayoutType',
 	'LvmVolume',
 	'LvmVolumeGroup',
-	'LvmVolumeStatus',
 	'MirrorConfiguration',
 	'MirrorRegion',
 	'ModificationStatus',

archinstall/lib/models/device.py

@@ -164,15 +164,15 @@ class DiskLayoutConfiguration:
 				continue
 
 			first = non_delete_partitions[0]
-			if first.status == ModificationStatus.Create and not first.start.is_valid_start():
+			if first.status == ModificationStatus.CREATE and not first.start.is_valid_start():
 				raise ValueError('First partition must start at no less than 1 MiB')
 
 			for i, current_partition in enumerate(non_delete_partitions[1:], start=1):
 				previous_partition = non_delete_partitions[i - 1]
-				if current_partition.status == ModificationStatus.Create and current_partition.start < previous_partition.end:
+				if current_partition.status == ModificationStatus.CREATE and current_partition.start < previous_partition.end:
 					raise ValueError('Partitions overlap')
 
-			create_partitions = [part_mod for part_mod in non_delete_partitions if part_mod.status == ModificationStatus.Create]
+			create_partitions = [part_mod for part_mod in non_delete_partitions if part_mod.status == ModificationStatus.CREATE]
 
 			if not create_partitions:
 				continue
@@ -819,11 +819,11 @@ class FilesystemType(StrEnum):
 				return None
 
 
-class ModificationStatus(Enum):
-	Exist = 'existing'
-	Modify = 'modify'
-	Delete = 'delete'
-	Create = 'create'
+class ModificationStatus(StrEnum):
+	EXIST = 'existing'
+	MODIFY = auto()
+	DELETE = auto()
+	CREATE = auto()
 
 
 class _PartitionModificationSerialization(TypedDict):
@@ -868,7 +868,7 @@ class PartitionModification:
 		if self.is_exists_or_modify() and not self.dev_path:
 			raise ValueError('If partition marked as existing a path must be set')
 
-		if self.fs_type is None and self.status == ModificationStatus.Modify:
+		if self.fs_type is None and self.status == ModificationStatus.MODIFY:
 			raise ValueError('FS type must not be empty on modifications with status type modify')
 
 	@override
@@ -911,7 +911,7 @@ class PartitionModification:
 			subvol_mods = []
 
 		return cls(
-			status=ModificationStatus.Exist,
+			status=ModificationStatus.EXIST,
 			type=partition_info.type,
 			start=partition_info.start,
 			length=partition_info.length,
@@ -961,23 +961,23 @@ class PartitionModification:
 		return self.fs_type == FilesystemType.LINUX_SWAP
 
 	def is_modify(self) -> bool:
-		return self.status == ModificationStatus.Modify
+		return self.status == ModificationStatus.MODIFY
 
 	def is_delete(self) -> bool:
-		return self.status == ModificationStatus.Delete
+		return self.status == ModificationStatus.DELETE
 
 	def exists(self) -> bool:
-		return self.status == ModificationStatus.Exist
+		return self.status == ModificationStatus.EXIST
 
 	def is_exists_or_modify(self) -> bool:
 		return self.status in [
-			ModificationStatus.Exist,
-			ModificationStatus.Delete,
-			ModificationStatus.Modify,
+			ModificationStatus.EXIST,
+			ModificationStatus.DELETE,
+			ModificationStatus.MODIFY,
 		]
 
 	def is_create_or_modify(self) -> bool:
-		return self.status in [ModificationStatus.Create, ModificationStatus.Modify]
+		return self.status in [ModificationStatus.CREATE, ModificationStatus.MODIFY]
 
 	@property
 	def mapper_name(self) -> str | None:
@@ -1088,13 +1088,6 @@ class LvmVolumeGroup:
 		return lv in self.volumes
 
 
-class LvmVolumeStatus(Enum):
-	Exist = 'existing'
-	Modify = 'modify'
-	Delete = 'delete'
-	Create = 'create'
-
-
 class _LvmVolumeSerialization(TypedDict):
 	obj_id: str
 	status: str
@@ -1108,7 +1101,7 @@ class _LvmVolumeSerialization(TypedDict):
 
 @dataclass
 class LvmVolume:
-	status: LvmVolumeStatus
+	status: ModificationStatus
 	name: str
 	fs_type: FilesystemType
 	length: Size
@@ -1177,7 +1170,7 @@ class LvmVolume:
 	@classmethod
 	def parse_arg(cls, arg: _LvmVolumeSerialization) -> Self:
 		volume = cls(
-			status=LvmVolumeStatus(arg['status']),
+			status=ModificationStatus(arg['status']),
 			name=arg['name'],
 			fs_type=FilesystemType(arg['fs_type']),
 			length=Size.parse_args(arg['length']),
@@ -1215,13 +1208,13 @@ class LvmVolume:
 		return part_mod
 
 	def is_modify(self) -> bool:
-		return self.status == LvmVolumeStatus.Modify
+		return self.status == ModificationStatus.MODIFY
 
 	def exists(self) -> bool:
-		return self.status == LvmVolumeStatus.Exist
+		return self.status == ModificationStatus.EXIST
 
 	def is_exists_or_modify(self) -> bool:
-		return self.status in [LvmVolumeStatus.Exist, LvmVolumeStatus.Modify]
+		return self.status in [ModificationStatus.EXIST, ModificationStatus.MODIFY]
 
 	def is_root(self) -> bool:
 		if self.mountpoint is not None:

examples/full_automated_installation.py

@@ -37,7 +37,7 @@ device_modification = DeviceModification(device, wipe=True)
 
 # create a new boot partition
 boot_partition = PartitionModification(
-	status=ModificationStatus.Create,
+	status=ModificationStatus.CREATE,
 	type=PartitionType.Primary,
 	start=Size(1, Unit.MiB, device.device_info.sector_size),
 	length=Size(512, Unit.MiB, device.device_info.sector_size),
@@ -49,7 +49,7 @@ device_modification.add_partition(boot_partition)
 
 # create a root partition
 root_partition = PartitionModification(
-	status=ModificationStatus.Create,
+	status=ModificationStatus.CREATE,
 	type=PartitionType.Primary,
 	start=Size(513, Unit.MiB, device.device_info.sector_size),
 	length=Size(20, Unit.GiB, device.device_info.sector_size),
@@ -64,7 +64,7 @@ length_home = device.device_info.total_size - start_home
 
 # create a new home partition
 home_partition = PartitionModification(
-	status=ModificationStatus.Create,
+	status=ModificationStatus.CREATE,
 	type=PartitionType.Primary,
 	start=start_home,
 	length=length_home,