vbox funzionanti

backend/alembic/versions/0004_vbox_mailbox_association.py

@@ -0,0 +1,36 @@
+"""Aggiunge la tabella di associazione virtual_box_mailboxes
+
+Revision ID: 0004
+Revises: 0003
+Create Date: 2026-03-19 00:00:00.000000
+
+Aggiunge:
+  - virtual_box_mailboxes  (associazione many-to-many tra virtual_boxes e mailboxes)
+"""
+
+from alembic import op
+
+revision = "0004"
+down_revision = "0003"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.execute("""
+        CREATE TABLE virtual_box_mailboxes (
+            virtual_box_id  UUID NOT NULL REFERENCES virtual_boxes(id) ON DELETE CASCADE,
+            mailbox_id      UUID NOT NULL REFERENCES mailboxes(id)     ON DELETE CASCADE,
+            PRIMARY KEY (virtual_box_id, mailbox_id)
+        )
+    """)
+    op.execute(
+        "CREATE INDEX idx_vbox_mbox_vbox    ON virtual_box_mailboxes (virtual_box_id)"
+    )
+    op.execute(
+        "CREATE INDEX idx_vbox_mbox_mailbox ON virtual_box_mailboxes (mailbox_id)"
+    )
+
+
+def downgrade() -> None:
+    op.execute("DROP TABLE IF EXISTS virtual_box_mailboxes CASCADE")