feat: add filename and path sorting (#842)

* feat: add filename sorting to dropdown

* feat: add file path sorting to dropdown

* feat: implement path sorting

* feat: add filename column and bump db version

* feat: implement filename sorting

* doc: tick off roadmap item for filename sorting

* fix: use existing filename translation instead

* fix: populate Entry.filename in constructor

* fix: add missing assertion in search_library fixture

* fix: update search test library

* feat: add db migration test

* fix: add missing library for test

Author: Computerdores

docs/updates/roadmap.md

@@ -94,7 +94,7 @@ These version milestones are rough estimations for when the previous core featur
 -   [ ] Field content search [HIGH]
 -   [ ] Sort by date created [HIGH]
 -   [ ] Sort by date modified [HIGH]
--   [ ] Sort by filename [HIGH]
+-   [x] Sort by filename [HIGH]
 -   [ ] HAS operator for composition tags [HIGH]
 -   [ ] Search bar rework
     -   [ ] Improved tag autocomplete [HIGH]

src/tagstudio/core/enums.py

@@ -82,4 +82,4 @@ class LibraryPrefs(DefaultEnum):
     IS_EXCLUDE_LIST = True
     EXTENSION_LIST = [".json", ".xmp", ".aae"]
     PAGE_SIZE = 500
-    DB_VERSION = 8
+    DB_VERSION = 9

src/tagstudio/core/library/alchemy/enums.py

@@ -67,6 +67,8 @@ class ItemType(enum.Enum):
 
 class SortingModeEnum(enum.Enum):
     DATE_ADDED = "file.date_added"
+    FILE_NAME = "generic.filename"
+    PATH = "file.path"
 
 
 @dataclass

src/tagstudio/core/library/alchemy/library.py

@@ -472,12 +472,25 @@ def open_sqlite_library(self, library_dir: Path, is_new: bool) -> LibraryStatus:
 
             # Apply any post-SQL migration patches.
             if not is_new:
+                # save backup if patches will be applied
+                if LibraryPrefs.DB_VERSION.default != db_version:
+                    self.library_dir = library_dir
+                    self.save_library_backup_to_disk()
+                    self.library_dir = None
+
+                # schema changes first
                 if db_version < 8:
                     self.apply_db8_schema_changes(session)
+                if db_version < 9:
+                    self.apply_db9_schema_changes(session)
+
+                # now the data changes
                 if db_version == 6:
                     self.apply_repairs_for_db6(session)
                 if db_version >= 6 and db_version < 8:
                     self.apply_db8_default_data(session)
+                if db_version < 9:
+                    self.apply_db9_filename_population(session)
 
             # Update DB_VERSION
             if LibraryPrefs.DB_VERSION.default > db_version:
@@ -580,6 +593,29 @@ def apply_db8_default_data(self, session: Session):
                 )
                 session.rollback()
 
+    def apply_db9_schema_changes(self, session: Session):
+        """Apply database schema changes introduced in DB_VERSION 9."""
+        add_filename_column = text(
+            "ALTER TABLE entries ADD COLUMN filename TEXT NOT NULL DEFAULT ''"
+        )
+        try:
+            session.execute(add_filename_column)
+            session.commit()
+            logger.info("[Library][Migration] Added filename column to entries table")
+        except Exception as e:
+            logger.error(
+                "[Library][Migration] Could not create filename column in entries table!",
+                error=e,
+            )
+            session.rollback()
+
+    def apply_db9_filename_population(self, session: Session):
+        """Populate the filename column introduced in DB_VERSION 9."""
+        for entry in self.get_entries():
+            session.merge(entry).filename = entry.path.name
+        session.commit()
+        logger.info("[Library][Migration] Populated filename column in entries table")
+
     @property
     def default_fields(self) -> list[BaseField]:
         with Session(self.engine) as session:
@@ -852,14 +888,18 @@ def search_library(
             statement = statement.distinct(Entry.id)
             start_time = time.time()
             query_count = select(func.count()).select_from(statement.alias("entries"))
-            count_all: int = session.execute(query_count).scalar()
+            count_all: int = session.execute(query_count).scalar() or 0
             end_time = time.time()
             logger.info(f"finished counting ({format_timespan(end_time - start_time)})")
 
             sort_on: ColumnExpressionArgument = Entry.id
             match search.sorting_mode:
                 case SortingModeEnum.DATE_ADDED:
                     sort_on = Entry.id
+                case SortingModeEnum.FILE_NAME:
+                    sort_on = func.lower(Entry.filename)
+                case SortingModeEnum.PATH:
+                    sort_on = func.lower(Entry.path)
 
             statement = statement.order_by(asc(sort_on) if search.ascending else desc(sort_on))
             statement = statement.limit(search.limit).offset(search.offset)
@@ -1371,6 +1411,8 @@ def save_library_backup_to_disk(self) -> Path:
             target_path,
         )
 
+        logger.info("Library backup saved to disk.", path=target_path)
+
         return target_path
 
     def get_tag(self, tag_id: int) -> Tag | None:

src/tagstudio/core/library/alchemy/models.py

@@ -187,6 +187,7 @@ class Entry(Base):
     folder: Mapped[Folder] = relationship("Folder")
 
     path: Mapped[Path] = mapped_column(PathType, unique=True)
+    filename: Mapped[str] = mapped_column()
     suffix: Mapped[str] = mapped_column()
     date_created: Mapped[dt | None]
     date_modified: Mapped[dt | None]
@@ -232,6 +233,7 @@ def __init__(
         self.path = path
         self.folder = folder
         self.id = id
+        self.filename = path.name
         self.suffix = path.suffix.lstrip(".").lower()
 
         # The date the file associated with this entry was created.

src/tagstudio/resources/translations/de.json

@@ -66,6 +66,7 @@
     "file.date_added": "Hinzufügungsdatum",
     "file.date_created": "Erstellungsdatum",
     "file.date_modified": "Datum geändert",
+    "file.path": "Dateipfad",
     "file.dimensions": "Abmessungen",
     "file.duplicates.description": "TagStudio unterstützt das Importieren von DupeGuru-Ergebnissen um Dateiduplikate zu verwalten.",
     "file.duplicates.dupeguru.advice": "Nach dem Kopiervorgang kann DupeGuru benutzt werden und ungewollte Dateien zu löschen. Anschließend kann TagStudios \"Unverknüpfte Einträge reparieren\" Funktion im \"Werkzeuge\" Menü benutzt werden um die nicht verknüpften Einträge zu löschen.",

src/tagstudio/resources/translations/en.json

@@ -68,6 +68,7 @@
     "file.date_added": "Date Added",
     "file.date_created": "Date Created",
     "file.date_modified": "Date Modified",
+    "file.path": "File Path",
     "file.dimensions": "Dimensions",
     "file.duplicates.description": "TagStudio supports importing DupeGuru results to manage duplicate files.",
     "file.duplicates.dupeguru.advice": "After mirroring, you're free to use DupeGuru to delete the unwanted files. Afterwards, use TagStudio's \"Fix Unlinked Entries\" feature in the Tools menu in order to delete the unlinked Entries.",

tests/conftest.py

@@ -114,7 +114,8 @@ def library(request):
 @pytest.fixture
 def search_library() -> Library:
     lib = Library()
-    lib.open_library(Path(CWD / "fixtures" / "search_library"))
+    status = lib.open_library(Path(CWD / "fixtures" / "search_library"))
+    assert status.success
     return lib