import re

with open('static/js/rehearser.js', 'r') as f:
    content = f.read()

# 1. Revert buildScriptPage change
content = content.replace(
    "const isCached = rehState.synthCache.has(i) || (rehState.serverCachedLines && rehState.serverCachedLines.has(i));",
    "const isCached = rehState.synthCache.has(i);"
)

# 2. Revert serverCachedLines in _lineAudioSyncDots
old_sync_dots = """let _lineAudioSyncedFor = null; // unused now, kept for compat
async function _lineAudioSyncDots() {
  if (!rehState.serverCachedLines) rehState.serverCachedLines = new Set();
  const book = _lineAudioBookName();
  _ensureNarrator();"""

new_sync_dots = """let _lineAudioSyncedFor = null; // unused now, kept for compat
async function _lineAudioSyncDots() {
  const book = _lineAudioBookName();
  _ensureNarrator();"""

content = content.replace(old_sync_dots, new_sync_dots)

old_foreach = """    const { existing } = await r.json();
    (existing || []).forEach(key => {
      const idx = keyToIdx.get(key);
      if (idx == null) return;
      rehState.staleLines.delete(idx);
      rehState.serverCachedLines.add(idx);
      _markSynthDot(idx, 'ok');
    });
  } catch (_) { /* dots just stay as-is; playback still checks the disk cache lazily either way */ }"""

new_foreach = """    const { existing } = await r.json();
    (existing || []).forEach(key => {
      const idx = keyToIdx.get(key);
      if (idx == null) return;
      rehState.staleLines.delete(idx);
      _markSynthDot(idx, 'ok');
    });
  } catch (_) { /* dots just stay as-is; playback still checks the disk cache lazily either way */ }"""

content = content.replace(old_foreach, new_foreach)

with open('static/js/rehearser.js', 'w') as f:
    f.write(content)