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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">/**
 * 内容一致性跟踪器（事中预防）
 *
 * 解决 issue：质量检查是"事后纠错"，问题发现得晚，rewrite 成本高。
 *
 * 在内容生成过程中维护一个运行中的"全书术语表/关键概念档案"，
 * 每章生成后自动校验关键术语和逻辑是否一致，发现问题可即时触发修正。
 *
 * 核心思路：
 *   - 逐章/逐节生成时，提取并缓存关键术语、定义、角色设定
 *   - 后续章节生成后，快速比对缓存中的术语定义是否一致
 *   - 发现冲突立即记录，生成完成后汇总报告
 */
&nbsp;
/** 术语定义记录 */
export interface TermRecord {
  term: string;           // 术语/概念名
  definition: string;     // 定义/描述
  firstChapter: number;   // 首次出现的章节号
  chapterOccurrences: number[]; // 出现的章节号列表
}
&nbsp;
/** 一致性检查结果 */
export interface ConsistencyIssue {
  type: 'conflicting_definition' | 'missing_definition' | 'inconsistent_naming' | 'logical_contradiction';
  severity: 'high' | 'medium' | 'low';
  term: string;
  chapterA: number;
  chapterB?: number;
  description: string;
}
&nbsp;
/** 一致性报告 */
export interface ConsistencyReport {
  terms: TermRecord[];
  issues: ConsistencyIssue[];
  hasConflicts: boolean;
}
&nbsp;
<span class="cstat-no" title="statement not covered" >export class BookConsistencyTracker {</span>
<span class="cstat-no" title="statement not covered" >  private terms: Map&lt;string, TermRecord&gt; = new Map();</span>
<span class="cstat-no" title="statement not covered" >  private chapterContentCache: Map&lt;number, string&gt; = new Map();</span>
<span class="cstat-no" title="statement not covered" >  private issues: ConsistencyIssue[] = [];</span>
&nbsp;
  /**
   * 记录一个新生成的章节内容，提取关键术语。
   */
<span class="cstat-no" title="statement not covered" >  registerChapter(</span>
<span class="cstat-no" title="statement not covered" >    chapterNumber: number,</span>
<span class="cstat-no" title="statement not covered" >    chapterTitle: string,</span>
<span class="cstat-no" title="statement not covered" >    content: string</span>
<span class="cstat-no" title="statement not covered" >  ): void {</span>
<span class="cstat-no" title="statement not covered" >    this.chapterContentCache.set(chapterNumber, content);</span>
&nbsp;
    // 简单正则提取可能的术语定义模式（中文常见格式）
    // 模式1：xxx 是指 / xxx 指的是 / xxx 定义为
<span class="cstat-no" title="statement not covered" >    const definitionPatterns = [</span>
<span class="cstat-no" title="statement not covered" >      /([^\s，,。.；;]{2,15})[（(]([^）)]{2,20})[）)]/g,           // 术语（英文/缩写）</span>
<span class="cstat-no" title="statement not covered" >      /([^\s，,。.；;]{2,20})(?:是指|指的是|定义为|即|也就是|意为)\s*([^\s，,。.；;]{2,30})/g, // 术语是指xxx</span>
<span class="cstat-no" title="statement not covered" >    ];</span>
&nbsp;
<span class="cstat-no" title="statement not covered" >    for (const pattern of definitionPatterns) {</span>
<span class="cstat-no" title="statement not covered" >      let match: RegExpExecArray | null;</span>
<span class="cstat-no" title="statement not covered" >      while ((match = pattern.exec(content)) !== null) {</span>
<span class="cstat-no" title="statement not covered" >        const term = match[1].trim();</span>
<span class="cstat-no" title="statement not covered" >        const definition = match[2].trim();</span>
&nbsp;
        // 过滤太短的噪声
<span class="cstat-no" title="statement not covered" >        if (term.length &lt; 2 || definition.length &lt; 1) continue;</span>
&nbsp;
<span class="cstat-no" title="statement not covered" >        const existing = this.terms.get(term);</span>
<span class="cstat-no" title="statement not covered" >        if (existing) {</span>
<span class="cstat-no" title="statement not covered" >          existing.chapterOccurrences.push(chapterNumber);</span>
          // 检查定义是否冲突
<span class="cstat-no" title="statement not covered" >          if (existing.definition !== definition &amp;&amp;</span>
<span class="cstat-no" title="statement not covered" >              this.levenshteinSimilarity(existing.definition, definition) &lt; 0.6) {</span>
<span class="cstat-no" title="statement not covered" >            this.issues.push({</span>
<span class="cstat-no" title="statement not covered" >              type: 'conflicting_definition',</span>
<span class="cstat-no" title="statement not covered" >              severity: 'high',</span>
<span class="cstat-no" title="statement not covered" >              term,</span>
<span class="cstat-no" title="statement not covered" >              chapterA: existing.firstChapter,</span>
<span class="cstat-no" title="statement not covered" >              chapterB: chapterNumber,</span>
<span class="cstat-no" title="statement not covered" >              description: `术语"${term}"在第${existing.firstChapter}章定义为"${existing.definition}"，第${chapterNumber}章定义为"${definition}"，差异较大`,</span>
<span class="cstat-no" title="statement not covered" >            });</span>
<span class="cstat-no" title="statement not covered" >          }</span>
<span class="cstat-no" title="statement not covered" >        } else {</span>
<span class="cstat-no" title="statement not covered" >          this.terms.set(term, {</span>
<span class="cstat-no" title="statement not covered" >            term,</span>
<span class="cstat-no" title="statement not covered" >            definition,</span>
<span class="cstat-no" title="statement not covered" >            firstChapter: chapterNumber,</span>
<span class="cstat-no" title="statement not covered" >            chapterOccurrences: [chapterNumber],</span>
<span class="cstat-no" title="statement not covered" >          });</span>
<span class="cstat-no" title="statement not covered" >        }</span>
<span class="cstat-no" title="statement not covered" >      }</span>
<span class="cstat-no" title="statement not covered" >    }</span>
<span class="cstat-no" title="statement not covered" >  }</span>
&nbsp;
  /**
   * 获取全书术语摘要，可嵌入后续章节的提示词中
   * @param maxTerms 最多返回的术语数
   * @param currentChapter 当前正在生成的章节号（排除该章自身的术语）
   */
<span class="cstat-no" title="statement not covered" >  getTermContext(maxTerms: number = 20, currentChapter?: number): string {</span>
<span class="cstat-no" title="statement not covered" >    const entries = Array.from(this.terms.values())</span>
<span class="cstat-no" title="statement not covered" >      .filter(t =&gt; currentChapter === undefined || !t.chapterOccurrences.includes(currentChapter))</span>
<span class="cstat-no" title="statement not covered" >      .slice(0, maxTerms);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" >    if (entries.length === 0) return '';</span>
&nbsp;
<span class="cstat-no" title="statement not covered" >    const lines = entries.map(t =&gt;</span>
<span class="cstat-no" title="statement not covered" >      `- ${t.term}：${t.definition}（见第${t.firstChapter}章）`</span>
<span class="cstat-no" title="statement not covered" >    );</span>
<span class="cstat-no" title="statement not covered" >    return `\n## 已建立的关键概念/术语（请保持一致定义）\n${lines.join('\n')}`;</span>
<span class="cstat-no" title="statement not covered" >  }</span>
&nbsp;
  /**
   * 获取所有发现的一致性问题
   */
<span class="cstat-no" title="statement not covered" >  getIssues(): ConsistencyIssue[] {</span>
<span class="cstat-no" title="statement not covered" >    return [...this.issues];</span>
<span class="cstat-no" title="statement not covered" >  }</span>
&nbsp;
  /**
   * 生成完整的术语一致性报告
   */
<span class="cstat-no" title="statement not covered" >  generateReport(): ConsistencyReport {</span>
<span class="cstat-no" title="statement not covered" >    return {</span>
<span class="cstat-no" title="statement not covered" >      terms: Array.from(this.terms.values()),</span>
<span class="cstat-no" title="statement not covered" >      issues: [...this.issues],</span>
<span class="cstat-no" title="statement not covered" >      hasConflicts: this.issues.length &gt; 0,</span>
<span class="cstat-no" title="statement not covered" >    };</span>
<span class="cstat-no" title="statement not covered" >  }</span>
&nbsp;
  /**
   * 简单字符串相似度（Levenshtein 距离比）
   */
<span class="cstat-no" title="statement not covered" >  private levenshteinSimilarity(a: string, b: string): number {</span>
<span class="cstat-no" title="statement not covered" >    const maxLen = Math.max(a.length, b.length);</span>
<span class="cstat-no" title="statement not covered" >    if (maxLen === 0) return 1;</span>
<span class="cstat-no" title="statement not covered" >    const distance = this.levenshteinDistance(a, b);</span>
<span class="cstat-no" title="statement not covered" >    return 1 - distance / maxLen;</span>
<span class="cstat-no" title="statement not covered" >  }</span>
&nbsp;
<span class="cstat-no" title="statement not covered" >  private levenshteinDistance(a: string, b: string): number {</span>
<span class="cstat-no" title="statement not covered" >    const matrix: number[][] = [];</span>
<span class="cstat-no" title="statement not covered" >    for (let i = 0; i &lt;= a.length; i++) {</span>
<span class="cstat-no" title="statement not covered" >      matrix[i] = [i];</span>
<span class="cstat-no" title="statement not covered" >    }</span>
<span class="cstat-no" title="statement not covered" >    for (let j = 0; j &lt;= b.length; j++) {</span>
<span class="cstat-no" title="statement not covered" >      matrix[0][j] = j;</span>
<span class="cstat-no" title="statement not covered" >    }</span>
<span class="cstat-no" title="statement not covered" >    for (let i = 1; i &lt;= a.length; i++) {</span>
<span class="cstat-no" title="statement not covered" >      for (let j = 1; j &lt;= b.length; j++) {</span>
<span class="cstat-no" title="statement not covered" >        if (a[i - 1] === b[j - 1]) {</span>
<span class="cstat-no" title="statement not covered" >          matrix[i][j] = matrix[i - 1][j - 1];</span>
<span class="cstat-no" title="statement not covered" >        } else {</span>
<span class="cstat-no" title="statement not covered" >          matrix[i][j] = Math.min(</span>
<span class="cstat-no" title="statement not covered" >            matrix[i - 1][j] + 1,</span>
<span class="cstat-no" title="statement not covered" >            matrix[i][j - 1] + 1,</span>
<span class="cstat-no" title="statement not covered" >            matrix[i - 1][j - 1] + 1</span>
<span class="cstat-no" title="statement not covered" >          );</span>
<span class="cstat-no" title="statement not covered" >        }</span>
<span class="cstat-no" title="statement not covered" >      }</span>
<span class="cstat-no" title="statement not covered" >    }</span>
<span class="cstat-no" title="statement not covered" >    return matrix[a.length][b.length];</span>
<span class="cstat-no" title="statement not covered" >  }</span>
<span class="cstat-no" title="statement not covered" >}</span>
&nbsp;</pre></td></tr></table></pre>

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