'use client'

import { findUnescapedCharacter } from '@admin/utils/editor/find-unescaped-character'
import { findUnescapedSequence } from '@admin/utils/editor/find-unescaped-sequence'

export function findInlineMathStart(src: string) {
  const dollarIndex = findUnescapedCharacter(src, '$', 0)
  const parenIndex = findUnescapedSequence(src, '\\(', 0)
  const indexes = [dollarIndex, parenIndex].filter((index) => index >= 0)

  return indexes.length > 0 ? Math.min(...indexes) : -1
}