Rename files

ts/sql/migrations/47-further-optimize.std.ts

@@ -0,0 +1,128 @@
+// Copyright 2021 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import { getOurUuid } from './41-uuid-keys.std.js';
+import type { LoggerType } from '../../types/Logging.std.js';
+import type { WritableDB } from '../Interface.std.js';
+
+export default function updateToSchemaVersion47(
+  db: WritableDB,
+  logger: LoggerType
+): void {
+  db.exec(
+    `
+    DROP INDEX   messages_conversation;
+
+    ALTER TABLE messages
+      DROP COLUMN isStory;
+    ALTER TABLE messages
+      ADD COLUMN isStory INTEGER
+      GENERATED ALWAYS AS (type IS 'story');
+
+    ALTER TABLE messages
+      ADD COLUMN isChangeCreatedByUs INTEGER NOT NULL DEFAULT 0;
+
+    ALTER TABLE messages
+      ADD COLUMN shouldAffectActivity INTEGER
+      GENERATED ALWAYS AS (
+        type IS NULL
+        OR
+        type NOT IN (
+          'change-number-notification',
+          'group-v1-migration',
+          'message-history-unsynced',
+          'profile-change',
+          'story',
+          'universal-timer-notification',
+          'verified-change',
+
+          'keychange'
+        )
+      );
+
+    ALTER TABLE messages
+      ADD COLUMN shouldAffectPreview INTEGER
+      GENERATED ALWAYS AS (
+        type IS NULL
+        OR
+        type NOT IN (
+          'change-number-notification',
+          'group-v1-migration',
+          'message-history-unsynced',
+          'profile-change',
+          'story',
+          'universal-timer-notification',
+          'verified-change'
+        )
+      );
+
+    ALTER TABLE messages
+      ADD COLUMN isUserInitiatedMessage INTEGER
+      GENERATED ALWAYS AS (
+        type IS NULL
+        OR
+        type NOT IN (
+          'change-number-notification',
+          'group-v1-migration',
+          'message-history-unsynced',
+          'profile-change',
+          'story',
+          'universal-timer-notification',
+          'verified-change',
+
+          'group-v2-change',
+          'keychange'
+        )
+      );
+
+    ALTER TABLE messages
+      ADD COLUMN isTimerChangeFromSync INTEGER
+      GENERATED ALWAYS AS (
+        json_extract(json, '$.expirationTimerUpdate.fromSync') IS 1
+      );
+
+    ALTER TABLE messages
+      ADD COLUMN isGroupLeaveEvent INTEGER
+      GENERATED ALWAYS AS (
+        type IS 'group-v2-change' AND
+        json_array_length(json_extract(json, '$.groupV2Change.details')) IS 1 AND
+        json_extract(json, '$.groupV2Change.details[0].type') IS 'member-remove' AND
+        json_extract(json, '$.groupV2Change.from') IS NOT NULL AND
+        json_extract(json, '$.groupV2Change.from') IS json_extract(json, '$.groupV2Change.details[0].uuid')
+      );
+
+    ALTER TABLE messages
+      ADD COLUMN isGroupLeaveEventFromOther INTEGER
+      GENERATED ALWAYS AS (
+        isGroupLeaveEvent IS 1
+        AND
+        isChangeCreatedByUs IS 0
+      );
+
+    CREATE INDEX messages_conversation ON messages
+      (conversationId, isStory, storyId, received_at, sent_at);
+
+    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);
+    `
+  );
+
+  const ourUuid = getOurUuid(db);
+  if (!ourUuid) {
+    logger.info('our UUID not found');
+  } else {
+    db.prepare(
+      `
+      UPDATE messages SET
+        isChangeCreatedByUs = json_extract(json, '$.groupV2Change.from') IS $ourUuid;
+      `
+    ).run({
+      ourUuid,
+    });
+  }
+}