Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 | /** * 富信息大纲生成节点（richOutlineNode） * * 在 full-outline.node.ts 基础上增强： * - 每个大纲节点附加 writingInstructions（开篇方式、结构、必覆盖内容、避重复内容、核心收获） * - 使用 deepPlan 的分析结果指导大纲生成 * - 复用 bookStore.createChapterItem（已返回 ID，无竞态），解决 issue #7 */ import { GraphState } from '../graph'; import { bookStore } from '../book-generator.store'; import { callLLMWithMessages, ChatMessage } from '../../../services/llm'; import { callLLMWithRetry, executeNodeWithTimeout, FAULT_TOLERANCE_CONFIG } from '../fault-tolerance'; import { RICH_OUTLINE_SYSTEM_PROMPT, RICH_OUTLINE_MARKDOWN_PROMPT } from '../prompts/templates'; import { getScaleConfig } from '../book-type-config'; import { PROGRESS } from '../utils'; import { evaluateOutlineQuality } from '../utils/outline-quality'; import { validateInstructionConsistency, InstructionNode } from '../utils/instruction-consistency'; import { prisma } from '../../../models'; import { jsonrepair } from 'jsonrepair'; import fs from 'fs'; import path from 'path'; /** 大纲质量自动重试的最低分数阈值 */ const OUTLINE_RETRY_THRESHOLD = 75; /** 富信息大纲最大输出 token 数（65 章全量输出约需 24000 tokens，留足余量） */ const RICH_OUTLINE_MAX_TOKENS = 48000; /** * 保存 AI 原始响应到临时文件（用于调试解析失败） */ function saveFailedResponse(bookId: string, response: string, errorCtx: string): string { try { const tempDir = path.join(process.cwd(), 'temp'); if (!fs.existsSync(tempDir)) { fs.mkdirSync(tempDir, { recursive: true }); } const timestamp = Date.now(); const filename = `rich-outline-fail_${bookId}_${timestamp}.txt`; const filepath = path.join(tempDir, filename); const content = `[${new Date().toISOString()}] ${errorCtx}\n\n========== AI 原始响应 (${response.length} chars) ==========\n${response}\n\n========== 响应结尾500字符 ==========\n${response.slice(-500)}`; fs.writeFileSync(filepath, content, 'utf-8'); console.log(`[RichOutline] 失败响应已保存: ${filepath}`); return filepath; } catch (e) { console.warn('[RichOutline] 保存失败响应文件失败:', e); return ''; } } /** * 构建富信息大纲提示词 */ function buildRichOutlineMessages( title: string, description: string, bookScale: string, genLevel: number, bookPlan?: any ): ChatMessage[] { const config = getScaleConfig(bookScale); const totalWords = config?.totalWords || 130000; const targetChapters = config?.chapters || 17; const levelDesc: Record<number, string> = { 1: '仅章：只生成章节列表，不要节和小节。', 2: '章→节：每章下生成若干节（2-4节），节下不要拆小节。', 3: '章→节→小节：每章下生成节（2-4节），每节下生成小节（2-4小节），完整三层结构。', }; // 规划参考 let planSection = ''; if (bookPlan) { const parts: string[] = []; if (bookPlan.goldenThread) parts.push(`黄金主线：${bookPlan.goldenThread}`); if (bookPlan.writingStyle) parts.push(`写作风格：${bookPlan.writingStyle}`); if (bookPlan.structureLogic) parts.push(`结构逻辑：${bookPlan.structureLogic}`); if (bookPlan.contentDepth) parts.push(`内容深度：${bookPlan.contentDepth}`); if (bookPlan.targetAudienceAnalysis) parts.push(`目标读者：${bookPlan.targetAudienceAnalysis}`); if (parts.length > 0) planSection = `\n\n## 前序深度规划参考\n${parts.join('\n')}`; } // 环境变量 OUTLINE_FORMAT=markdown 时使用 Markdown 输出格式 const isMarkdown = process.env.OUTLINE_FORMAT === 'markdown'; const basePrompt = isMarkdown ? RICH_OUTLINE_MARKDOWN_PROMPT : RICH_OUTLINE_SYSTEM_PROMPT; const chapterReq = isMarkdown ? `- **你必须生成整整 ${targetChapters} 个章节，从第1章连续输出到第${targetChapters}章**` : `- 目标约${targetChapters}章`; const systemPrompt = `${basePrompt} ${planSection} ## 本书约束 - 总字数约${totalWords}字 ${chapterReq} - 大纲层级：${levelDesc[genLevel] || levelDesc[2]} - genLevel 当前值：${genLevel}`; return [ { role: 'system', content: systemPrompt }, { role: 'user', content: `书名：《${title}》\n${description ? `需求描述：${description}\n` : ''}\n请生成完整的富信息大纲。`, }, ]; } /** * 构建重试用的大纲提示词（带上第一次评估的问题） */ function buildRichOutlineRetryMessages( title: string, description: string, bookScale: string, genLevel: number, bookPlan?: any, previousWarnings?: string[] ): ChatMessage[] { const config = getScaleConfig(bookScale); const totalWords = config?.totalWords || 130000; const targetChapters = config?.chapters || 17; const levelDesc: Record<number, string> = { 1: '仅章：只生成章节列表，不要节和小节。', 2: '章→节：每章下生成若干节（2-4节），节下不要拆小节。', 3: '章→节→小节：每章下生成节（2-4节），每节下生成小节（2-4小节），完整三层结构。', }; let planSection = ''; if (bookPlan) { const parts: string[] = []; if (bookPlan.goldenThread) parts.push(`黄金主线：${bookPlan.goldenThread}`); if (bookPlan.writingStyle) parts.push(`写作风格：${bookPlan.writingStyle}`); if (bookPlan.structureLogic) parts.push(`结构逻辑：${bookPlan.structureLogic}`); if (bookPlan.contentDepth) parts.push(`内容深度：${bookPlan.contentDepth}`); if (parts.length > 0) planSection = `\n\n## 前序深度规划参考\n${parts.join('\n')}`; } const warningsSection = previousWarnings && previousWarnings.length > 0 ? `\n\n## ⚠️ 上次生成的问题（请务必修复）\n${previousWarnings.map(w => `- ${w}`).join('\n')}` : ''; const isMarkdown = process.env.OUTLINE_FORMAT === 'markdown'; const basePrompt = isMarkdown ? RICH_OUTLINE_MARKDOWN_PROMPT : RICH_OUTLINE_SYSTEM_PROMPT; const chapterReq = isMarkdown ? `- **你必须生成整整 ${targetChapters} 个章节，从第1章到第${targetChapters}章**` : `- 目标约${targetChapters}章`; const systemPrompt = `${basePrompt} ${planSection} ${warningsSection} ## 本书约束 - 总字数约${totalWords}字 ${chapterReq} - 大纲层级：${levelDesc[genLevel] || levelDesc[2]} - genLevel 当前值：${genLevel} ## 重要：请根据"上次生成的问题"改进本次大纲质量`; return [ { role: 'system', content: systemPrompt }, { role: 'user', content: `书名：《${title}》\n${description ? `需求描述：${description}\n` : ''}\n请生成完整的高质量富信息大纲，确保修复上次的问题。`, }, ]; } /** * 使用 jsonrepair 修复 AI 返回的有瑕疵 JSON * jsonrepair 自动处理：缺失引号、缺失括号、trailing commas、重复逗号、未转义字符等 */ function repairJson(jsonStr: string): string { try { return jsonrepair(jsonStr); } catch { // jsonrepair 也修不了时返回原文，让下游 parse 失败时走 fallback return jsonStr; } } /** * 从截断的 JSON 中提取完整的章节数据 * 当 AI 响应超出 maxTokens 时，JSON 会被截断，本函数尝试提取完整的章节 */ function extractChaptersFromTruncatedJson(jsonStr: string): { chapters: any[]; mainTheme: string | null; structureLogic: string | null; missing: number; } { const result = { chapters: [] as any[], mainTheme: null as string | null, structureLogic: null as string | null, missing: 0 }; try { // 提取 mainTheme const mainThemeMatch = jsonStr.match(/"mainTheme"\s*:\s*"([^"]+)"/); if (mainThemeMatch) result.mainTheme = mainThemeMatch[1]; // 提取 structureLogic const structureLogicMatch = jsonStr.match(/"structureLogic"\s*:\s*"([^"]+)"/); if (structureLogicMatch) result.structureLogic = structureLogicMatch[1]; // 提取章节数组 - 从 "chapters": [ 开始 const chaptersArrayStart = jsonStr.indexOf('"chapters":['); if (chaptersArrayStart === -1) return result; // 找到 chapters 数组的结束位置 // 我们通过计算嵌套的 [ 和 ] 来找到匹配的结束括号 // 注意：需要从 '[' 之后开始计数（offset 12 = 11 个字符的 "chapters":[ 加上第一个 [） let bracketDepth = 0; let inString = false; let escapeNext = false; let arrayEnd = -1; const arrayOpenPos = chaptersArrayStart + 11; // position of '[' after "chapters": for (let i = arrayOpenPos; i < jsonStr.length; i++) { const ch = jsonStr[i]; if (escapeNext) { escapeNext = false; continue; } if (ch === '\\') { escapeNext = true; continue; } if (ch === '"') { inString = !inString; continue; } if (inString) continue; if (ch === '[') bracketDepth++; else if (ch === ']') { bracketDepth--; if (bracketDepth === 0) { arrayEnd = i; break; } } } if (arrayEnd === -1) return result; // 提取数组内容 const arrayContent = jsonStr.substring(arrayOpenPos + 1, arrayEnd); // 使用 jsonrepair 修复 AI JSON 瑕疵 const fixedContent = repairJson('[' + arrayContent + ']'); // 尝试解析修复后的数组 try { const chapters = JSON.parse(fixedContent); if (Array.isArray(chapters) && chapters.length > 0) { // 验证每个章节是否有必要的字段 for (const ch of chapters) { if (ch && ch.title && typeof ch.number === 'number') { result.chapters.push({ number: ch.number, title: ch.title, summary: ch.summary || '', keyPoints: Array.isArray(ch.keyPoints) ? ch.keyPoints : [], estimatedWords: ch.estimatedWords || 0, writingInstructions: ch.writingInstructions || '', }); } } } } catch { // JSON.parse 失败，尝试逐个提取章节（处理嵌套对象） // 用简单的 bracket 计数来分割各章 const chapterObjs: string[] = []; let depth = 0, start = 0; for (let i = 0; i < arrayContent.length; i++) { if (arrayContent[i] === '{') { if (depth === 0) start = i; depth++; } else if (arrayContent[i] === '}') { depth--; if (depth === 0) chapterObjs.push(arrayContent.substring(start, i + 1)); } } for (const chStr of chapterObjs) { try { const repairedCh = repairJson(chStr); const ch = JSON.parse(repairedCh); if (ch && ch.title && ch.number) { result.chapters.push({ number: ch.number, title: ch.title, summary: ch.summary || '', keyPoints: Array.isArray(ch.keyPoints) ? ch.keyPoints : [], estimatedWords: ch.estimatedWords || 0, writingInstructions: ch.writingInstructions || '', }); } } catch { /* skip invalid chapter objects */ } } } // 检查最后一个章节是否被截断（通过检查是否有完整的 estimatedWords） if (result.chapters.length > 0) { const lastChapter = result.chapters[result.chapters.length - 1]; if (!lastChapter.estimatedWords || lastChapter.estimatedWords === 0) { result.missing = 1; // 最后一个章节可能不完整 } } } catch (e) { console.warn('[RichOutline] extractChaptersFromTruncatedJson 失败:', e); } return result; } /** * 策略5：从 Markdown 格式中解析大纲 * * 模型用「母语」markdown 输出时，格式更稳定、单点故障影响更小。 * 支持格式： * ## 第N章 标题 * > 摘要（可选） * **知识点**: kp1 | kp2 * **字数**: 2000 * ### 写作指令 * - **开篇**: ... / - **必须覆盖**: 换行 - item */ function parseMarkdownOutline(text: string): any | null { // 按 ## 标题分割章节 const chapterBlocks = text.split(/^##\s+(?!写作指令|必须覆盖|不要重复)/m); if (chapterBlocks.length < 2) return null; // 至少要有1章+前言 // 提取主题（# 开头的一行，或开头第一段直到 ##） const h1Match = text.match(/^#\s+(.+)$/m); const mainTheme = h1Match ? h1Match[1].trim() : ''; // 提取结构逻辑（# 和第一个 ## 之间的描述文本） let structureLogic = ''; const firstChIdx = text.search(/^##\s+/m); if (firstChIdx > 0) { const intro = text.substring(0, firstChIdx); const introLines = intro.replace(/^#\s+.+\n?/m, '').trim().split(/\n/).filter(l => l.trim() && !l.startsWith('>')); structureLogic = introLines.slice(0, 3).join(' ').trim(); // 取前3行 } const chapters: any[] = []; for (const block of chapterBlocks) { const lines = block.split('\n'); let lineIdx = 0; // 跳过空行 while (lineIdx < lines.length && !lines[lineIdx].trim()) lineIdx++; if (lineIdx >= lines.length) continue; // 解析标题行: "第N章" 或 "第N章 标题" 或 "N. 标题" const titleLine = lines[lineIdx].trim(); const titleMatch = titleLine.match(/第\s*(\d+)\s*章\s*(.*)/) || titleLine.match(/^(\d+)[\.\、\s]+(.+)/); if (!titleMatch) continue; const number = parseInt(titleMatch[1]); const title = (titleMatch[2] || titleMatch[1]).trim(); lineIdx++; // 解析摘要（以 > 开头的引用行） let summary = ''; while (lineIdx < lines.length && lines[lineIdx].trim().startsWith('>')) { summary += lines[lineIdx].trim().replace(/^>\s*/, '') + ' '; lineIdx++; } summary = summary.trim(); // 解析 keyPoints 和 estimatedWords const keyPoints: string[] = []; let estimatedWords = 0; while (lineIdx < lines.length && !lines[lineIdx].trim().startsWith('##') && !lines[lineIdx].trim().startsWith('#')) { const line = lines[lineIdx].trim(); if (!line) { lineIdx++; continue; } // **知识点**: kp1 | kp2 const kpMatch = line.match(/\*\*知识点\*\*[：:]\s*(.+)/); if (kpMatch) { kpMatch[1].split(/\s*[|｜,，、\/]\s*/).forEach(k => { const cleaned = k.trim().replace(/^[-*]\s*/, ''); if (cleaned) keyPoints.push(cleaned); }); lineIdx++; continue; } // **字数**: 2000 const wMatch = line.match(/\*\*字数\*\*[：:]\s*(\d+)/); if (wMatch) { estimatedWords = parseInt(wMatch[1]); lineIdx++; continue; } // 知识点作为列表项: - item 或 1. item if (/^[-*]\s/.test(line) && !line.includes('**') && keyPoints.length < 8) { keyPoints.push(line.replace(/^[-*]\s*/, '').trim()); lineIdx++; continue; } // 如果遇到 ### 或下一个 ##，停止 if (line.startsWith('###') || line.startsWith('## ')) break; lineIdx++; } // 解析 writingInstructions let writingInstructions: any = null; const instrIdx = block.indexOf('### 写作指令'); if (instrIdx !== -1) { const instrBlock = block.substring(instrIdx); writingInstructions = parseMarkdownInstructions(instrBlock); } else { // 没有显式"写作指令"小节，尝试解析分散的字段 writingInstructions = parseMarkdownInstructions(block); } chapters.push({ number, title, summary, keyPoints: keyPoints.length > 0 ? keyPoints : ['核心概念', '关键知识', '实践要点'], estimatedWords: estimatedWords || 2000, writingInstructions: writingInstructions || { opening: '以案例或问题引入', structure: '概念→原理→应用', mustCover: ['核心概念', '关键应用'], mustNotRepeat: ['与前文重复的内容'], toneAdjustment: '专业但不晦涩', keyTakeaway: '掌握核心知识点', }, }); } if (chapters.length >= 2) return { mainTheme, structureLogic, chapters }; return null; } /** * 解析 writingInstructions 块（markdown 格式） */ function parseMarkdownInstructions(text: string): any | null { const result: any = { opening: '', structure: '', mustCover: [] as string[], mustNotRepeat: [] as string[], toneAdjustment: '', keyTakeaway: '', }; const lines = text.split('\n'); for (let i = 0; i < lines.length; i++) { const line = lines[i].trim(); if (!line) continue; // - **开篇**: xxx 或 **开篇**: xxx const openingMatch = line.match(/(?:^[-*]\s*)?\*\*开篇\*\*[：:]\s*(.+)/); if (openingMatch) { result.opening = openingMatch[1].trim(); continue; } const structureMatch = line.match(/(?:^[-*]\s*)?\*\*结构\*\*[：:]\s*(.+)/); if (structureMatch) { result.structure = structureMatch[1].trim(); continue; } const toneMatch = line.match(/(?:^[-*]\s*)?\*\*语调\*\*[：:]\s*(.+)/); if (toneMatch) { result.toneAdjustment = toneMatch[1].trim(); continue; } const takeawayMatch = line.match(/(?:^[-*]\s*)?\*\*核心收获\*\*[：:]\s*(.+)/); if (takeawayMatch) { result.keyTakeaway = takeawayMatch[1].trim(); continue; } // 多行列表: - **必须覆盖**: 后跟 - item1 \n - item2 if (line.includes('**必须覆盖**') || line.includes('**Must Cover**')) { i = collectListItems(lines, i, result.mustCover); continue; } if (line.includes('**不要重复**') || line.includes('**Must Not Repeat**')) { i = collectListItems(lines, i, result.mustNotRepeat); continue; } } return result; } /** 收集后续的 - item 列表项 */ function collectListItems(lines: string[], startIdx: number, target: string[]): number { let i = startIdx; // 当前行可能包含标题后的第一个项: "**必须覆盖**: - item1" const inlineMatch = lines[i].match(/：\s*[-*]\s*(.+)/); if (inlineMatch) target.push(inlineMatch[1].trim()); while (i + 1 < lines.length) { const next = lines[i + 1].trim(); if (/^[-*]\s/.test(next) && !next.includes('**')) { target.push(next.replace(/^[-*]\s*/, '').trim()); i++; } else if (!next || next.startsWith('#')) { break; } else { break; } } return i; } /** * 解析富信息大纲 JSON * 尝试多种解析策略，确保能从 AI 响应中提取有效 JSON * 返回 { outline, error }，error 为空表示解析成功 * * 修复记录： * - 2026-05-15: 修复 indexOf('') 的严重 Bug * - 2026-05-17: 增强解析策略 + 保存失败响应到文件 + 返回详细错误信息 */ function parseRichOutline(jsonStr: string, bookId?: string): { outline: any | null; error: string } { // 记录原始响应用于调试 console.log('[RichOutline] 原始响应长度:', jsonStr.length); if (jsonStr.length > 2000) { console.log('[RichOutline] 响应开头:', jsonStr.substring(0, 500)); console.log('[RichOutline] 响应结尾:', jsonStr.substring(jsonStr.length - 500)); } else { console.log('[RichOutline] 完整响应:', jsonStr); } try { let cleaned = jsonStr.trim(); // 移除思考标签内容（如 <think>...</think>） const thinkTagMatch = cleaned.match(/<think>[\s\S]*?<\/think>/i); if (thinkTagMatch) { cleaned = cleaned.replace(thinkTagMatch[0], '').trim(); console.log('[RichOutline] 已移除 <think> 标签，截取后长度:', cleaned.length); } // 移除 markdown 代码块标记 cleaned = cleaned.replace(/```json\s*/gi, '').replace(/```\s*/g, ''); // 策略1：jsonrepair 修复后直接解析 { const repaired = repairJson(cleaned); try { const data = JSON.parse(repaired); if (data.chapters && Array.isArray(data.chapters) && data.chapters.length > 0) { console.log('[RichOutline] 策略1成功：jsonrepair + 直接解析'); return { outline: data, error: '' }; } } catch (e: any) { console.log('[RichOutline] 策略1 jsonrepair 后解析失败:', e.message.substring(0, 100)); } } // 策略2：正则提取 JSON 对象 + jsonrepair const match = cleaned.match(/\{[\s\S]*\}/); if (match) { try { const repaired = repairJson(match[0]); const data = JSON.parse(repaired); if (data.chapters && Array.isArray(data.chapters) && data.chapters.length > 0) { console.log('[RichOutline] 策略2成功：正则提取 + jsonrepair'); return { outline: data, error: '' }; } } catch (e: any) { console.log('[RichOutline] 策略2 失败:', e.message.substring(0, 100)); } } // 策略3：从截断 JSON 中提取章节 const truncationResult = extractChaptersFromTruncatedJson(cleaned); if (truncationResult.chapters.length > 0) { console.log(`[RichOutline] 策略3：从截断JSON提取到 ${truncationResult.chapters.length} 个完整章节`); if (truncationResult.missing > 0) { console.warn(`[RichOutline] 警告: ${truncationResult.missing} 个章节不完整或被截断`); } return { outline: { mainTheme: truncationResult.mainTheme || '', structureLogic: truncationResult.structureLogic || '', chapters: truncationResult.chapters, }, error: '' }; } // 策略4（fallback）：从自由文本中提取章节标题 { const chapterPatterns: { title: string; summary: string; sections: any[] }[] = []; const chapterRegex = /(?:第\s*(\d+|[一二三四五六七八九十百千]+)\s*章|Chapter\s*(\d+))\s*[：:\s]*([^\n]{2,50})(?:\n|$)/gi; let chMatch; while ((chMatch = chapterRegex.exec(cleaned)) !== null) { chapterPatterns.push({ title: chMatch[3].trim(), summary: '', sections: [] }); } if (chapterPatterns.length >= 2) { console.log(`[RichOutline] 策略4：从文本提取到 ${chapterPatterns.length} 个章节标题`); return { outline: { chapters: chapterPatterns.map((ch, i) => ({ number: i + 1, title: ch.title, summary: '', keyPoints: [], estimatedWords: 0, writingInstructions: '使用简洁明了的语言', sections: [], })), }, error: '' }; } } // 策略5：尝试 Markdown 格式解析（模型用"母语"输出时格式更稳定） { const mdResult = parseMarkdownOutline(cleaned); if (mdResult) { console.log(`[RichOutline] 策略5成功：Markdown解析 → ${mdResult.chapters.length} 个章节`); return { outline: mdResult, error: '' }; } } // 所有策略都失败 → 保存响应到文件并返回详细错误 const savedPath = bookId ? saveFailedResponse(bookId, jsonStr, 'ALL_PARSE_STRATEGIES_FAILED') : ''; const errorDetail = savedPath ? `富信息大纲解析失败：AI返回格式无法识别（调试文件: ${path.basename(savedPath)}）。响应长度${jsonStr.length}字符。` : `富信息大纲解析失败：AI返回格式无法识别。响应长度${jsonStr.length}字符。`; console.error('[RichOutline] ❌ 所有解析策略失败:', errorDetail); return { outline: null, error: errorDetail }; } catch (e: any) { const errorMsg = `解析异常: ${e.message}`; console.error('[RichOutline] 解析异常:', errorMsg); if (bookId) saveFailedResponse(bookId, jsonStr, `PARSE_EXCEPTION: ${e.message}`); return { outline: null, error: errorMsg }; } } /** * 富信息大纲生成节点 * 一次 AI 调用生成完整树形大纲 + 写作指令，并全部入库 */ export async function richOutlineNode(state: typeof GraphState.State): Promise<Partial<typeof GraphState.State>> { console.log('[RichOutline] 生成富信息大纲, bookId:', state.bookId, 'genLevel:', state.genLevel); // 读取规划结果 let bookPlan: any = null; if (state.bookPlan) { try { bookPlan = JSON.parse(state.bookPlan); } catch { /* ignore */ } } try { const book = await bookStore.getById(state.bookId); const title = book?.title || state.topic; const description = book?.description || ''; const response = await executeNodeWithTimeout( state.bookId, 'rich_outline', async () => { return callLLMWithRetry( buildRichOutlineMessages(title, description, state.bookScale, state.genLevel, bookPlan), undefined, { bookId: state.bookId, nodeId: 'rich_outline', attempt: 0, maxAttempts: FAULT_TOLERANCE_CONFIG.aiRetry.maxRetries }, RICH_OUTLINE_MAX_TOKENS ); }, FAULT_TOLERANCE_CONFIG.nodeTimeout.generate_outline ); const parseResult = parseRichOutline(response, state.bookId); if (!parseResult.outline) { // 解析失败，把详细错误信息写入数据库 throw new Error(parseResult.error || '富信息大纲解析失败'); } let outline = parseResult.outline; // ===== 质量评估 + 低分自动重试（Issue 12）===== let quality = evaluateOutlineQuality( outline.chapters, getScaleConfig(state.bookScale), state.genLevel ); console.log(`[RichOutline] 质量评估: 分数=${quality.score}, 通过=${quality.passed}, 警告=${quality.warnings.length}`); // 分数低于阈值，自动用增强提示词重试一次 let retryCount = 0; const MAX_QUALITY_RETRIES = 1; // 只额外重试1次 while (quality.score < OUTLINE_RETRY_THRESHOLD && retryCount < MAX_QUALITY_RETRIES) { retryCount++; console.warn(`[RichOutline] ⚠️ 大纲质量=${quality.score} < 阈值${OUTLINE_RETRY_THRESHOLD}，第${retryCount}次重试...`); if (quality.warnings.length > 0) { quality.warnings.forEach(w => console.warn(`[RichOutline] - [${w.severity}] ${w.message}`)); } // 用第一次评估发现的问题增强提示词 const retryResponse = await executeNodeWithTimeout( state.bookId, 'rich_outline', async () => { return callLLMWithRetry( buildRichOutlineRetryMessages( title, description, state.bookScale, state.genLevel, bookPlan, quality.warnings.map(w => w.message) ), undefined, { bookId: state.bookId, nodeId: 'rich_outline_retry', attempt: 0, maxAttempts: FAULT_TOLERANCE_CONFIG.aiRetry.maxRetries }, RICH_OUTLINE_MAX_TOKENS ); }, FAULT_TOLERANCE_CONFIG.nodeTimeout.generate_outline ); const retryResult = parseRichOutline(retryResponse, state.bookId); if (!retryResult.outline) { console.warn('[RichOutline] 重试解析失败，使用原始大纲'); break; } const retryQuality = evaluateOutlineQuality( retryResult.outline.chapters, getScaleConfig(state.bookScale), state.genLevel ); console.log(`[RichOutline] 重试后质量: ${retryQuality.score} (原: ${quality.score})`); // 用更好的那份 if (retryQuality.score > quality.score) { outline = retryResult.outline; quality = retryQuality; } else { console.log('[RichOutline] 重试未改善，保留原始大纲'); break; } } // ===== 写作指令一致性校验（Issue 6）===== const instructionNodes: InstructionNode[] = (outline.chapters || []).map((ch: any) => ({ number: ch.number, title: ch.title, writingInstructions: ch.writingInstructions, })); const instructionWarnings = validateInstructionConsistency(instructionNodes); if (instructionWarnings.length > 0) { console.warn(`[RichOutline] ⚠️ 写作指令一致性检查发现 ${instructionWarnings.length} 个问题：`); instructionWarnings.forEach(w => { console.warn(` [${w.severity}] ${w.type}: ${w.description}`); }); } else { console.log('[RichOutline] ✅ 写作指令一致性检查通过'); } // 存入数据库 — 使用 createChapterItem（返回 ID，无竞态） const totalChapters = outline.chapters.length; await bookStore.update(state.bookId, { totalChapters, outlineJson: JSON.stringify(outline), progress: PROGRESS.OUTLINE_DONE, // 清理旧的失败状态（重试成功时） failedStage: null, errorMsg: null, }); const bookIdNum = parseInt(state.bookId); for (let i = 0; i < outline.chapters.length; i++) { const chapter = outline.chapters[i]; // level=1 章 const chapterId = await bookStore.createChapterItem(bookIdNum, { number: chapter.number ?? (i + 1), title: chapter.title, summary: chapter.summary, keyPoints: chapter.keyPoints, estimatedWords: chapter.estimatedWords, }, 0, 1); if (chapter.sections && state.genLevel >= 2) { for (let j = 0; j < chapter.sections.length; j++) { const section = chapter.sections[j]; const sectionId = await bookStore.createChapterItem(bookIdNum, { number: section.number ?? (j + 1), title: section.title, summary: section.summary || '', keyPoints: section.keyPoints || [], estimatedWords: section.estimatedWords || 0, }, chapterId, 2); if (section.subsections && state.genLevel >= 3) { for (let k = 0; k < section.subsections.length; k++) { const subsection = section.subsections[k]; await bookStore.createChapterItem(bookIdNum, { number: subsection.number ?? (k + 1), title: subsection.title, summary: subsection.summary || '', keyPoints: subsection.keyPoints || [], estimatedWords: subsection.estimatedWords || 0, }, sectionId, 3); } } } } } console.log('[RichOutline] 富信息大纲生成完成，章节数:', totalChapters); return { progress: PROGRESS.OUTLINE_DONE }; } catch (error) { console.error('[RichOutline] 生成失败:', error); await bookStore.update(state.bookId, { genStage: 'failed', failedStage: 'outlining', errorMsg: error instanceof Error ? error.message : '富信息大纲生成失败', }); return { error: error instanceof Error ? error.message : '失败', finished: true }; } } |