Revert "Periodically optimize FTS table"

This reverts commit 5dfdde998b.

ts/services/ftsOptimizer.ts

@@ -1,63 +0,0 @@
-// Copyright 2023 Signal Messenger, LLC
-// SPDX-License-Identifier: AGPL-3.0-only
-
-import { debounce } from 'lodash';
-
-import { SECOND } from '../util/durations';
-import { sleep } from '../util/sleep';
-import { drop } from '../util/drop';
-import dataInterface from '../sql/Client';
-import type { FTSOptimizationStateType } from '../sql/Interface';
-import * as log from '../logging/log';
-
-const INTERACTIVITY_DELAY_MS = 50;
-
-class FTSOptimizer {
-  private isRunning = false;
-
-  public async run(): Promise<void> {
-    if (this.isRunning) {
-      return;
-    }
-    this.isRunning = true;
-
-    log.info('ftsOptimizer: starting');
-
-    let state: FTSOptimizationStateType | undefined;
-
-    const start = Date.now();
-
-    try {
-      do {
-        if (state !== undefined) {
-          // eslint-disable-next-line no-await-in-loop
-          await sleep(INTERACTIVITY_DELAY_MS);
-        }
-
-        // eslint-disable-next-line no-await-in-loop
-        state = await dataInterface.optimizeFTS(state);
-      } while (!state?.done);
-    } finally {
-      this.isRunning = false;
-    }
-
-    const duration = Date.now() - start;
-
-    if (!state) {
-      log.warn('ftsOptimizer: no final state');
-      return;
-    }
-
-    log.info(`ftsOptimizer: took ${duration}ms and ${state.steps} steps`);
-  }
-}
-
-const optimizer = new FTSOptimizer();
-
-export const optimizeFTS = (): void => {
-  drop(optimizer.run());
-};
-
-export const scheduleOptimizeFTS = debounce(optimizeFTS, SECOND, {
-  maxWait: 5 * SECOND,
-});