Rename files

ts/sql/migrations/71-merge-notifications.std.ts

@@ -0,0 +1,107 @@
+// Copyright 2021 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import type { Database } from '@signalapp/sqlcipher';
+
+export default function updateToSchemaVersion71(db: Database): void {
+  db.exec(
+    `
+    --- These will be re-added below
+    DROP INDEX messages_preview;
+    DROP INDEX messages_activity;
+    DROP INDEX message_user_initiated;
+
+    --- These will also be re-added below
+    ALTER TABLE messages DROP COLUMN shouldAffectActivity;
+    ALTER TABLE messages DROP COLUMN shouldAffectPreview;
+    ALTER TABLE messages DROP COLUMN isUserInitiatedMessage;
+
+    --- Note: These generated columns were originally introduced in migration 47, and
+    ---       are mostly the same
+    
+    --- Based on the current list (model-types.ts), the types which DO affect activity:
+    ---   NULL (old, malformed data)
+    ---   call-history
+    ---   chat-session-refreshed (deprecated)
+    ---   delivery-issue
+    ---   group (deprecated)
+    ---   group-v2-change
+    ---   incoming
+    ---   outgoing
+    ---   timer-notification
+
+    --- (change: added conversation-merge, keychange, and phone-number-discovery)
+    ALTER TABLE messages
+      ADD COLUMN shouldAffectActivity INTEGER
+      GENERATED ALWAYS AS (
+        type IS NULL
+        OR
+        type NOT IN (
+          'change-number-notification',
+          'conversation-merge',
+          'group-v1-migration',
+          'keychange',
+          'message-history-unsynced',
+          'phone-number-discovery',
+          'profile-change',
+          'story',
+          'universal-timer-notification',
+          'verified-change'
+        )
+      );
+
+    --- (change: added conversation-merge and phone-number-discovery
+    ---    (now matches the above list)
+    ALTER TABLE messages
+      ADD COLUMN shouldAffectPreview INTEGER
+      GENERATED ALWAYS AS (
+        type IS NULL
+        OR
+        type NOT IN (
+          'change-number-notification',
+          'conversation-merge',
+          'group-v1-migration',
+          'keychange',
+          'message-history-unsynced',
+          'phone-number-discovery',
+          'profile-change',
+          'story',
+          'universal-timer-notification',
+          'verified-change'
+        )
+      );
+
+    --- Note: This list only differs from the above on these types:
+    ---   group-v2-change
+
+    --- (change: added conversation-merge and phone-number-discovery
+    ALTER TABLE messages
+      ADD COLUMN isUserInitiatedMessage INTEGER
+      GENERATED ALWAYS AS (
+        type IS NULL
+        OR
+        type NOT IN (
+          'change-number-notification',
+          'conversation-merge',
+          'group-v1-migration',
+          'group-v2-change',
+          'keychange',
+          'message-history-unsynced',
+          'phone-number-discovery',
+          'profile-change',
+          'story',
+          'universal-timer-notification',
+          'verified-change'
+        )
+      );
+
+    CREATE INDEX messages_preview ON messages
+      (conversationId, shouldAffectPreview, isGroupLeaveEventFromOther, expiresAt, received_at, sent_at);
+
+    CREATE INDEX messages_activity ON messages
+      (conversationId, shouldAffectActivity, isTimerChangeFromSync, isGroupLeaveEventFromOther, received_at, sent_at);
+
+    CREATE INDEX message_user_initiated ON messages (isUserInitiatedMessage);
+    `
+  );
+}