database:files_db - add actions count view

acacore/database/files_db.py

@@ -10,6 +10,7 @@
 from acacore.models.file import File
 from acacore.models.history import HistoryEntry
 from acacore.models.metadata import Metadata
+from acacore.models.reference_files import TActionType
 from acacore.utils.functions import or_none
 
 from .base import Column
@@ -32,6 +33,11 @@ class ChecksumCount(ACABase):
     count: int
 
 
+class ActionCount(ACABase):
+    action: TActionType
+    count: int
+
+
 class FileDB(FileDBBase):
     def __init__(
         self,
@@ -154,6 +160,34 @@ def __init__(
                 ),
             ],
         )
+        self.actions_count = self.create_view(
+            "_ActionsCount",
+            self.files,
+            ActionCount,
+            None,
+            [
+                Column("action", "varchar", str, str, False, False, False),
+            ],
+            [
+                (Column("count", "int", str, str), "DESC"),
+            ],
+            select_columns=[
+                Column(
+                    "action",
+                    "varchar",
+                    or_none(str),
+                    or_none(str),
+                    False,
+                    False,
+                    False,
+                ),
+                SelectColumn(
+                    f'count("{self.files.name}.action")',
+                    int,
+                    "count",
+                ),
+            ],
+        )
 
     def init(self):
         """Create the default tables and views."""
@@ -163,6 +197,7 @@ def init(self):
         self.identification_warnings.create(True)
         self.checksum_count.create(True)
         self.signature_count.create(True)
+        self.actions_count.create(True)
         self.metadata.update(self.metadata.model())
         self.commit()
 

tests/test_database.py

@@ -12,6 +12,7 @@
 
 # noinspection PyProtectedMember
 from acacore.database.column import _value_to_sql
+from acacore.database.files_db import ActionCount
 from acacore.database.files_db import ChecksumCount
 from acacore.database.files_db import SignatureCount
 from acacore.models.file import File
@@ -75,6 +76,8 @@ def test_database_classes(database_path: Path):
     assert issubclass(db.checksum_count.model, ChecksumCount)
     assert isinstance(db.signature_count, ModelView)
     assert issubclass(db.signature_count.model, SignatureCount)
+    assert isinstance(db.actions_count, ModelView)
+    assert issubclass(db.actions_count.model, ActionCount)
 
 
 # noinspection SqlResolve,SqlNoDataSourceInspection
@@ -102,6 +105,7 @@ def test_database_tables(database_path: Path):
     assert db.identification_warnings.name in views
     assert db.checksum_count.name in views
     assert db.signature_count.name in views
+    assert db.actions_count.name in views
 
 
 def test_database_columns(database_path: Path):