Convert Library to use integration settings (PP-11) (#1281)

* Move library over to use integrationsettings.

Convert libraries to store their settings in a json column on the libraries table, rather then using configuration settings. See jira ticket PP-11.

alembic/versions/20230719_b3749bac3e55_migrate_library_settings.py

@@ -0,0 +1,57 @@
+"""Migrate library settings
+
+Revision ID: b3749bac3e55
+Revises: 3d380776c1bf
+Create Date: 2023-07-19 16:13:14.831349+00:00
+
+"""
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+from alembic import op
+from core.configuration.library import LibrarySettings
+from core.migration.migrate_external_integration import _validate_and_load_settings
+from core.model import json_serializer
+
+# revision identifiers, used by Alembic.
+revision = "b3749bac3e55"
+down_revision = "3d380776c1bf"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.add_column(
+        "libraries",
+        sa.Column(
+            "settings_dict", postgresql.JSONB(astext_type=sa.Text()), nullable=True
+        ),
+    )
+
+    connection = op.get_bind()
+    libraries = connection.execute("select id, short_name from libraries")
+    for library in libraries:
+        configuration_settings = connection.execute(
+            "select key, value from configurationsettings "
+            "where library_id = (%s) and external_integration_id IS NULL",
+            (library.id,),
+        )
+        settings_dict = {}
+        for key, value in configuration_settings:
+            if key in ["announcements", "logo", "key-pair"]:
+                continue
+            if not value:
+                continue
+            settings_dict[key] = value
+
+        settings = _validate_and_load_settings(LibrarySettings, settings_dict)
+        connection.execute(
+            "update libraries set settings_dict = (%s) where id = (%s)",
+            (json_serializer(settings.dict()), library.id),
+        )
+
+    op.alter_column("libraries", "settings_dict", nullable=False)
+
+
+def downgrade() -> None:
+    op.drop_column("libraries", "settings_dict")