11e48f8dc5
* Strip everything before and including </think> (handles unclosed think blocks) * Log 样式优化 * Log样式优化 * 小白板内容曝露给ena-planner * 小白板内容曝露给ena-planner * 修正世界书宏读取问题 * 修正summary触发绿灯的问题 * 向量存储到ST端 * 向量存储到ST端 * 向量到ST服务器 * 向量存储到ST端 * backup file名称修正 * 存取向量逻辑修正 * 切聊天时清掉旧 summary * 新增向量备份管理 UI（清单 + Modal） - vector-io.js：新增 fetchManifest / upsertManifestEntry / deleteServerBackup 等清单管理函数；backupToServer 成功后自动写入 LWB_BackupManifest.json - story-summary.html：在服务器 IO 区域新增「管理」按钮及独立 Modal 弹窗 - story-summary-ui.js：新增备份列表渲染、删除确认、只读模式降级逻辑 - story-summary.js：新增 VECTOR_LIST_BACKUPS / VECTOR_DELETE_BACKUP 消息处理 * 备份管理 Modal 移至父窗口，修复层级与配色问题 - Modal 从 iframe 移到父窗口 DOM（z-index:100000），不再被 settings modal 遮挡 - 改为白底深色文字，配色清晰可读 - 删除逻辑直接在父窗口调用，无需跨帧消息 - 简化 story-summary-ui.js，移除 modal 相关代码 * 删除聊天时自动清理服务器向量备份 - vector-io.js：导出 getBackupFilename - story-summary.js：监听 CHAT_DELETED / GROUP_CHAT_DELETED，静默删除对应 zip 和清单条目 * 修复 serverPath 含前导斜杠导致删除失败的问题 buildSafeServerPath 比较前 strip 前导 /，upsertManifestEntry 写入前同样 normalize， 确保清单和校验逻辑使用统一格式 * normalizeManifestEntry 读取时同步 strip serverPath 前导斜杠 补全斜杠 normalize 的覆盖点：写入（upsertManifestEntry）、校验（buildSafeServerPath）、 读取（normalizeManifestEntry）三处统一，旧清单条目自动修正 * 重要NPC生成路径：拆分添加按钮 + 完整角色档案模板 - 陌路人卡片"添加"按钮拆为"重要"（importantNpc）和"背景板"（npc）两个 - 新增 importantNpc 生成路径，传递 npcType 贯穿 genAddCt → CHECK_STRANGER_WORLDBOOK_RESULT → GENERATE_NPC_RESULT - 新增 importantNpc JSON 模板：白描外貌、世界观适配、性格调色盘+衍生、台词示例、结构化二次解释 - 新增 importantNpc UAUA 提示词：内嵌白描规则+正反示范、调色盘衍生写法指导 * 高级设置模板编辑器加注授权声明 * 授权声明仅在重要NPC生成模板下显示 --------- Co-authored-by: Hao19911125 <99091644+Hao19911125@users.noreply.github.com> Co-authored-by: LittleWhiteBox Dev <dev@littlewhitebox.local> Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
880 lines
33 KiB
JavaScript
880 lines
33 KiB
JavaScript
// ═══════════════════════════════════════════════════════════════════════════
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// Vector Import/Export
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// 向量数据导入导出（当前 chatId 级别）
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// ═══════════════════════════════════════════════════════════════════════════
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import { zipSync, unzipSync, strToU8, strFromU8 } from '../../../../libs/fflate.mjs';
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import { getContext } from '../../../../../../../extensions.js';
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import { getRequestHeaders } from '../../../../../../../../script.js';
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import { xbLog } from '../../../../core/debug-core.js';
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import {
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getMeta,
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updateMeta,
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getAllChunks,
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getAllChunkVectors,
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getAllEventVectors,
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saveChunks,
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saveChunkVectors,
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clearAllChunks,
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clearEventVectors,
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saveEventVectors,
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} from './chunk-store.js';
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import {
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getStateAtoms,
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saveStateAtoms,
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clearStateAtoms,
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getAllStateVectors,
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saveStateVectors,
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clearStateVectors,
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} from './state-store.js';
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import { getEngineFingerprint } from '../utils/embedder.js';
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import { getVectorConfig } from '../../data/config.js';
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const MODULE_ID = 'vector-io';
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const EXPORT_VERSION = 2;
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// ═══════════════════════════════════════════════════════════════════════════
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// 工具函数
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// ═══════════════════════════════════════════════════════════════════════════
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function float32ToBytes(vectors, dims) {
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const totalFloats = vectors.length * dims;
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const buffer = new ArrayBuffer(totalFloats * 4);
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const view = new Float32Array(buffer);
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let offset = 0;
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for (const vec of vectors) {
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for (let i = 0; i < dims; i++) {
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view[offset++] = vec[i] || 0;
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}
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}
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return new Uint8Array(buffer);
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}
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function bytesToFloat32(bytes, dims) {
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const view = new Float32Array(bytes.buffer, bytes.byteOffset, bytes.byteLength / 4);
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const vectors = [];
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for (let i = 0; i < view.length; i += dims) {
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vectors.push(Array.from(view.slice(i, i + dims)));
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}
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return vectors;
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}
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function downloadBlob(blob, filename) {
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const url = URL.createObjectURL(blob);
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const a = document.createElement('a');
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a.href = url;
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a.download = filename;
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document.body.appendChild(a);
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a.click();
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document.body.removeChild(a);
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URL.revokeObjectURL(url);
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}
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// 二进制 Uint8Array → base64（分块处理，避免 btoa 栈溢出）
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function uint8ToBase64(uint8) {
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const CHUNK = 0x8000;
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let result = '';
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for (let i = 0; i < uint8.length; i += CHUNK) {
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result += String.fromCharCode.apply(null, uint8.subarray(i, i + CHUNK));
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}
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return btoa(result);
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}
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// base64 → Uint8Array
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function base64ToUint8(base64) {
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const binary = atob(base64);
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const bytes = new Uint8Array(binary.length);
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for (let i = 0; i < binary.length; i++) {
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bytes[i] = binary.charCodeAt(i);
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}
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return bytes;
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}
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// 服务器备份文件名
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function getBackupFilename(chatId) {
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// chatId 可能含中文/特殊字符，ST 只接受 [a-zA-Z0-9_-]
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// 用简单 hash 生成安全文件名
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let hash = 0;
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for (let i = 0; i < chatId.length; i++) {
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hash = ((hash << 5) - hash + chatId.charCodeAt(i)) | 0;
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}
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const safe = (hash >>> 0).toString(36);
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return `LWB_VectorBackup_${safe}.zip`;
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}
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// ═══════════════════════════════════════════════════════════════════════════
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// 导出
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// ═══════════════════════════════════════════════════════════════════════════
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export async function exportVectors(onProgress) {
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const { chatId } = getContext();
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if (!chatId) {
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throw new Error('未打开聊天');
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}
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onProgress?.('读取数据...');
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const meta = await getMeta(chatId);
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const chunks = await getAllChunks(chatId);
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const chunkVectors = await getAllChunkVectors(chatId);
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const eventVectors = await getAllEventVectors(chatId);
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const stateAtoms = getStateAtoms();
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const stateVectors = await getAllStateVectors(chatId);
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if (chunkVectors.length === 0 && eventVectors.length === 0 && stateVectors.length === 0) {
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throw new Error('没有可导出的向量数据');
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}
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// 确定维度
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const dims = chunkVectors[0]?.vector?.length
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|| eventVectors[0]?.vector?.length
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|| stateVectors[0]?.vector?.length
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|| 0;
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if (dims === 0) {
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throw new Error('无法确定向量维度');
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}
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onProgress?.('构建索引...');
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// 构建 chunk 索引（按 chunkId 排序保证顺序一致）
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const sortedChunks = [...chunks].sort((a, b) => a.chunkId.localeCompare(b.chunkId));
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const chunkVectorMap = new Map(chunkVectors.map(cv => [cv.chunkId, cv.vector]));
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// chunks.jsonl
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const chunksJsonl = sortedChunks.map(c => JSON.stringify({
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chunkId: c.chunkId,
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floor: c.floor,
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chunkIdx: c.chunkIdx,
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speaker: c.speaker,
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isUser: c.isUser,
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text: c.text,
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textHash: c.textHash,
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})).join('\n');
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// chunk_vectors.bin（按 sortedChunks 顺序）
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const chunkVectorsOrdered = sortedChunks.map(c => chunkVectorMap.get(c.chunkId) || new Array(dims).fill(0));
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onProgress?.('压缩向量...');
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// 构建 event 索引
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const sortedEventVectors = [...eventVectors].sort((a, b) => a.eventId.localeCompare(b.eventId));
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const eventsJsonl = sortedEventVectors.map(ev => JSON.stringify({
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eventId: ev.eventId,
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})).join('\n');
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// event_vectors.bin
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const eventVectorsOrdered = sortedEventVectors.map(ev => ev.vector);
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// state vectors
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const sortedStateVectors = [...stateVectors].sort((a, b) => String(a.atomId).localeCompare(String(b.atomId)));
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const stateVectorsOrdered = sortedStateVectors.map(v => v.vector);
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const rDims = sortedStateVectors.find(v => v.rVector?.length)?.rVector?.length || dims;
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const stateRVectorsOrdered = sortedStateVectors.map(v =>
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v.rVector?.length ? v.rVector : new Array(rDims).fill(0)
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);
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const stateVectorsJsonl = sortedStateVectors.map(v => JSON.stringify({
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atomId: v.atomId,
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floor: v.floor,
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hasRVector: !!(v.rVector?.length),
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rDims: v.rVector?.length || 0,
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})).join('\n');
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// manifest
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const manifest = {
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version: EXPORT_VERSION,
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exportedAt: Date.now(),
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chatId,
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fingerprint: meta.fingerprint || '',
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dims,
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chunkCount: sortedChunks.length,
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chunkVectorCount: chunkVectors.length,
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eventCount: sortedEventVectors.length,
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stateAtomCount: stateAtoms.length,
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stateVectorCount: stateVectors.length,
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stateRVectorCount: sortedStateVectors.filter(v => v.rVector?.length).length,
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rDims,
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lastChunkFloor: meta.lastChunkFloor ?? -1,
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};
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onProgress?.('打包文件...');
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// 打包 zip
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const zipData = zipSync({
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'manifest.json': strToU8(JSON.stringify(manifest, null, 2)),
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'chunks.jsonl': strToU8(chunksJsonl),
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'chunk_vectors.bin': float32ToBytes(chunkVectorsOrdered, dims),
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'events.jsonl': strToU8(eventsJsonl),
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'event_vectors.bin': float32ToBytes(eventVectorsOrdered, dims),
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'state_atoms.json': strToU8(JSON.stringify(stateAtoms)),
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'state_vectors.jsonl': strToU8(stateVectorsJsonl),
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'state_vectors.bin': stateVectorsOrdered.length
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? float32ToBytes(stateVectorsOrdered, dims)
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: new Uint8Array(0),
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'state_r_vectors.bin': stateRVectorsOrdered.length
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? float32ToBytes(stateRVectorsOrdered, rDims)
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: new Uint8Array(0),
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}, { level: 1 }); // 降低压缩级别，速度优先
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onProgress?.('下载文件...');
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// 生成文件名
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const timestamp = new Date().toISOString().slice(0, 10).replace(/-/g, '');
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const shortChatId = chatId.slice(0, 8);
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const filename = `vectors_${shortChatId}_${timestamp}.zip`;
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downloadBlob(new Blob([zipData]), filename);
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const sizeMB = (zipData.byteLength / 1024 / 1024).toFixed(2);
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xbLog.info(MODULE_ID, `导出完成: ${filename} (${sizeMB}MB)`);
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return {
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filename,
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size: zipData.byteLength,
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chunkCount: sortedChunks.length,
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eventCount: sortedEventVectors.length,
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};
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}
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// ═══════════════════════════════════════════════════════════════════════════
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// 导入
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// ═══════════════════════════════════════════════════════════════════════════
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export async function importVectors(file, onProgress) {
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const { chatId } = getContext();
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if (!chatId) {
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throw new Error('未打开聊天');
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}
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onProgress?.('读取文件...');
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const arrayBuffer = await file.arrayBuffer();
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const zipData = new Uint8Array(arrayBuffer);
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onProgress?.('解压文件...');
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let unzipped;
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try {
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unzipped = unzipSync(zipData);
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} catch (e) {
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throw new Error('文件格式错误，无法解压');
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}
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// 读取 manifest
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if (!unzipped['manifest.json']) {
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throw new Error('缺少 manifest.json');
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}
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const manifest = JSON.parse(strFromU8(unzipped['manifest.json']));
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if (![1, 2].includes(manifest.version)) {
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throw new Error(`不支持的版本: ${manifest.version}`);
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}
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onProgress?.('校验数据...');
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// 校验 fingerprint
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const vectorCfg = getVectorConfig();
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const currentFingerprint = vectorCfg ? getEngineFingerprint(vectorCfg) : '';
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const fingerprintMismatch = manifest.fingerprint && currentFingerprint && manifest.fingerprint !== currentFingerprint;
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// chatId 校验（警告但允许）
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const chatIdMismatch = manifest.chatId !== chatId;
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const warnings = [];
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if (fingerprintMismatch) {
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warnings.push(`向量引擎不匹配（文件: ${manifest.fingerprint}, 当前: ${currentFingerprint}），导入后需重新生成`);
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}
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if (chatIdMismatch) {
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warnings.push(`聊天ID不匹配（文件: ${manifest.chatId}, 当前: ${chatId}）`);
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}
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onProgress?.('解析数据...');
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// 解析 chunks
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const chunksJsonl = unzipped['chunks.jsonl'] ? strFromU8(unzipped['chunks.jsonl']) : '';
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const chunkMetas = chunksJsonl.split('\n').filter(Boolean).map(line => JSON.parse(line));
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// 解析 chunk vectors
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const chunkVectorsBytes = unzipped['chunk_vectors.bin'];
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const chunkVectors = chunkVectorsBytes ? bytesToFloat32(chunkVectorsBytes, manifest.dims) : [];
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// 解析 events
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const eventsJsonl = unzipped['events.jsonl'] ? strFromU8(unzipped['events.jsonl']) : '';
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const eventMetas = eventsJsonl.split('\n').filter(Boolean).map(line => JSON.parse(line));
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// 解析 event vectors
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const eventVectorsBytes = unzipped['event_vectors.bin'];
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const eventVectors = eventVectorsBytes ? bytesToFloat32(eventVectorsBytes, manifest.dims) : [];
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// 解析 L0 state atoms
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const stateAtoms = unzipped['state_atoms.json']
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? JSON.parse(strFromU8(unzipped['state_atoms.json']))
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: [];
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// 解析 L0 state vectors metas
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const stateVectorsJsonl = unzipped['state_vectors.jsonl'] ? strFromU8(unzipped['state_vectors.jsonl']) : '';
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const stateVectorMetas = stateVectorsJsonl.split('\n').filter(Boolean).map(line => JSON.parse(line));
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// Parse L0 semantic vectors
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const stateVectorsBytes = unzipped['state_vectors.bin'];
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const stateVectors = (stateVectorsBytes && stateVectorMetas.length)
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? bytesToFloat32(stateVectorsBytes, manifest.dims)
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: [];
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// Parse optional L0 r-vectors (for diffusion r-sem edges)
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const stateRVectorsBytes = unzipped['state_r_vectors.bin'];
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const stateRVectors = (stateRVectorsBytes && stateVectorMetas.length)
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? bytesToFloat32(stateRVectorsBytes, manifest.rDims || manifest.dims)
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: [];
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const hasRVectorMeta = stateVectorMetas.some(m => typeof m.hasRVector === 'boolean');
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// 校验数量
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if (chunkMetas.length !== chunkVectors.length) {
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throw new Error(`chunk 数量不匹配: 元数据 ${chunkMetas.length}, 向量 ${chunkVectors.length}`);
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}
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if (eventMetas.length !== eventVectors.length) {
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throw new Error(`event 数量不匹配: 元数据 ${eventMetas.length}, 向量 ${eventVectors.length}`);
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}
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if (stateVectorMetas.length !== stateVectors.length) {
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throw new Error(`state 向量数量不匹配: 元数据 ${stateVectorMetas.length}, 向量 ${stateVectors.length}`);
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}
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if (stateRVectors.length > 0 && stateVectorMetas.length !== stateRVectors.length) {
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throw new Error(`state r-vector count mismatch: meta=${stateVectorMetas.length}, vectors=${stateRVectors.length}`);
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}
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onProgress?.('清空旧数据...');
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// 清空当前数据
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await clearAllChunks(chatId);
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await clearEventVectors(chatId);
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await clearStateVectors(chatId);
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clearStateAtoms();
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onProgress?.('写入数据...');
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// 写入 chunks
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if (chunkMetas.length > 0) {
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const chunksToSave = chunkMetas.map(meta => ({
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chunkId: meta.chunkId,
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floor: meta.floor,
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chunkIdx: meta.chunkIdx,
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speaker: meta.speaker,
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isUser: meta.isUser,
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text: meta.text,
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textHash: meta.textHash,
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}));
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await saveChunks(chatId, chunksToSave);
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// 写入 chunk vectors
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const chunkVectorItems = chunkMetas.map((meta, idx) => ({
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chunkId: meta.chunkId,
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vector: chunkVectors[idx],
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}));
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await saveChunkVectors(chatId, chunkVectorItems, manifest.fingerprint);
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}
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// 写入 event vectors
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if (eventMetas.length > 0) {
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const eventVectorItems = eventMetas.map((meta, idx) => ({
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eventId: meta.eventId,
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vector: eventVectors[idx],
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}));
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await saveEventVectors(chatId, eventVectorItems, manifest.fingerprint);
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}
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// 写入 state atoms
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if (stateAtoms.length > 0) {
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saveStateAtoms(stateAtoms);
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}
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// Write state vectors (semantic + optional r-vector)
|
||
if (stateVectorMetas.length > 0) {
|
||
const stateVectorItems = stateVectorMetas.map((meta, idx) => ({
|
||
atomId: meta.atomId,
|
||
floor: meta.floor,
|
||
vector: stateVectors[idx],
|
||
rVector: (stateRVectors[idx] && (!hasRVectorMeta || meta.hasRVector)) ? stateRVectors[idx] : null,
|
||
}));
|
||
await saveStateVectors(chatId, stateVectorItems, manifest.fingerprint);
|
||
}
|
||
|
||
// 更新 meta
|
||
await updateMeta(chatId, {
|
||
fingerprint: manifest.fingerprint,
|
||
lastChunkFloor: manifest.lastChunkFloor,
|
||
});
|
||
|
||
xbLog.info(MODULE_ID, `导入完成: ${chunkMetas.length} chunks, ${eventMetas.length} events, ${stateAtoms.length} state atoms`);
|
||
|
||
return {
|
||
chunkCount: chunkMetas.length,
|
||
eventCount: eventMetas.length,
|
||
warnings,
|
||
fingerprintMismatch,
|
||
};
|
||
}
|
||
// ═══════════════════════════════════════════════════════════════════════════
|
||
// 备份到服务器
|
||
// ═══════════════════════════════════════════════════════════════════════════
|
||
|
||
export async function backupToServer(onProgress) {
|
||
const { chatId } = getContext();
|
||
if (!chatId) {
|
||
throw new Error('未打开聊天');
|
||
}
|
||
|
||
onProgress?.('读取数据...');
|
||
|
||
const meta = await getMeta(chatId);
|
||
const chunks = await getAllChunks(chatId);
|
||
const chunkVectors = await getAllChunkVectors(chatId);
|
||
const eventVectors = await getAllEventVectors(chatId);
|
||
const stateAtoms = getStateAtoms();
|
||
const stateVectors = await getAllStateVectors(chatId);
|
||
|
||
if (chunkVectors.length === 0 && eventVectors.length === 0 && stateVectors.length === 0) {
|
||
throw new Error('没有可备份的向量数据');
|
||
}
|
||
|
||
const dims = chunkVectors[0]?.vector?.length
|
||
|| eventVectors[0]?.vector?.length
|
||
|| stateVectors[0]?.vector?.length
|
||
|| 0;
|
||
if (dims === 0) {
|
||
throw new Error('无法确定向量维度');
|
||
}
|
||
|
||
onProgress?.('构建索引...');
|
||
|
||
const sortedChunks = [...chunks].sort((a, b) => a.chunkId.localeCompare(b.chunkId));
|
||
const chunkVectorMap = new Map(chunkVectors.map(cv => [cv.chunkId, cv.vector]));
|
||
|
||
const chunksJsonl = sortedChunks.map(c => JSON.stringify({
|
||
chunkId: c.chunkId,
|
||
floor: c.floor,
|
||
chunkIdx: c.chunkIdx,
|
||
speaker: c.speaker,
|
||
isUser: c.isUser,
|
||
text: c.text,
|
||
textHash: c.textHash,
|
||
})).join('\n');
|
||
|
||
const chunkVectorsOrdered = sortedChunks.map(c => chunkVectorMap.get(c.chunkId) || new Array(dims).fill(0));
|
||
|
||
onProgress?.('压缩向量...');
|
||
|
||
const sortedEventVectors = [...eventVectors].sort((a, b) => a.eventId.localeCompare(b.eventId));
|
||
const eventsJsonl = sortedEventVectors.map(ev => JSON.stringify({
|
||
eventId: ev.eventId,
|
||
})).join('\n');
|
||
const eventVectorsOrdered = sortedEventVectors.map(ev => ev.vector);
|
||
|
||
const sortedStateVectors = [...stateVectors].sort((a, b) => String(a.atomId).localeCompare(String(b.atomId)));
|
||
const stateVectorsOrdered = sortedStateVectors.map(v => v.vector);
|
||
const rDims = sortedStateVectors.find(v => v.rVector?.length)?.rVector?.length || dims;
|
||
const stateRVectorsOrdered = sortedStateVectors.map(v =>
|
||
v.rVector?.length ? v.rVector : new Array(rDims).fill(0)
|
||
);
|
||
const stateVectorsJsonl = sortedStateVectors.map(v => JSON.stringify({
|
||
atomId: v.atomId,
|
||
floor: v.floor,
|
||
hasRVector: !!(v.rVector?.length),
|
||
rDims: v.rVector?.length || 0,
|
||
})).join('\n');
|
||
|
||
const manifest = {
|
||
version: EXPORT_VERSION,
|
||
exportedAt: Date.now(),
|
||
chatId,
|
||
fingerprint: meta.fingerprint || '',
|
||
dims,
|
||
chunkCount: sortedChunks.length,
|
||
chunkVectorCount: chunkVectors.length,
|
||
eventCount: sortedEventVectors.length,
|
||
stateAtomCount: stateAtoms.length,
|
||
stateVectorCount: stateVectors.length,
|
||
stateRVectorCount: sortedStateVectors.filter(v => v.rVector?.length).length,
|
||
rDims,
|
||
lastChunkFloor: meta.lastChunkFloor ?? -1,
|
||
};
|
||
|
||
onProgress?.('打包文件...');
|
||
|
||
const zipData = zipSync({
|
||
'manifest.json': strToU8(JSON.stringify(manifest, null, 2)),
|
||
'chunks.jsonl': strToU8(chunksJsonl),
|
||
'chunk_vectors.bin': float32ToBytes(chunkVectorsOrdered, dims),
|
||
'events.jsonl': strToU8(eventsJsonl),
|
||
'event_vectors.bin': float32ToBytes(eventVectorsOrdered, dims),
|
||
'state_atoms.json': strToU8(JSON.stringify(stateAtoms)),
|
||
'state_vectors.jsonl': strToU8(stateVectorsJsonl),
|
||
'state_vectors.bin': stateVectorsOrdered.length
|
||
? float32ToBytes(stateVectorsOrdered, dims)
|
||
: new Uint8Array(0),
|
||
'state_r_vectors.bin': stateRVectorsOrdered.length
|
||
? float32ToBytes(stateRVectorsOrdered, rDims)
|
||
: new Uint8Array(0),
|
||
}, { level: 1 });
|
||
|
||
onProgress?.('上传到服务器...');
|
||
|
||
const base64 = uint8ToBase64(zipData);
|
||
const filename = getBackupFilename(chatId);
|
||
|
||
const res = await fetch('/api/files/upload', {
|
||
method: 'POST',
|
||
headers: getRequestHeaders(),
|
||
body: JSON.stringify({ name: filename, data: base64 }),
|
||
});
|
||
if (!res.ok) {
|
||
throw new Error(`服务器返回 ${res.status}`);
|
||
}
|
||
|
||
// 新增：安全读取 path 字段
|
||
let uploadedPath = null;
|
||
try {
|
||
const resJson = await res.json();
|
||
if (typeof resJson?.path === 'string') uploadedPath = resJson.path;
|
||
} catch (_) { /* JSON 解析失败时 uploadedPath 保持 null */ }
|
||
|
||
// 新增：写清单（独立 try/catch，失败不影响原有备份返回）
|
||
try {
|
||
await upsertManifestEntry({
|
||
filename,
|
||
serverPath: uploadedPath,
|
||
size: zipData.byteLength,
|
||
chatId,
|
||
backupTime: new Date().toISOString(),
|
||
});
|
||
} catch (e) {
|
||
xbLog.warn(MODULE_ID, `清单写入失败（不影响备份结果）: ${e.message}`);
|
||
}
|
||
|
||
const sizeMB = (zipData.byteLength / 1024 / 1024).toFixed(2);
|
||
xbLog.info(MODULE_ID, `备份完成: ${filename} (${sizeMB}MB)`);
|
||
|
||
return {
|
||
filename,
|
||
size: zipData.byteLength,
|
||
chunkCount: sortedChunks.length,
|
||
eventCount: sortedEventVectors.length,
|
||
};
|
||
}
|
||
|
||
// ═══════════════════════════════════════════════════════════════════════════
|
||
// 从服务器恢复
|
||
// ═══════════════════════════════════════════════════════════════════════════
|
||
|
||
export async function restoreFromServer(onProgress) {
|
||
const { chatId } = getContext();
|
||
if (!chatId) {
|
||
throw new Error('未打开聊天');
|
||
}
|
||
|
||
onProgress?.('从服务器下载...');
|
||
|
||
const filename = getBackupFilename(chatId);
|
||
const res = await fetch(`/user/files/${filename}`, {
|
||
headers: getRequestHeaders(),
|
||
cache: 'no-cache',
|
||
});
|
||
|
||
if (!res.ok) {
|
||
if (res.status === 404) {
|
||
throw new Error('服务器上没有找到此聊天的备份');
|
||
}
|
||
throw new Error(`服务器返回 ${res.status}`);
|
||
}
|
||
|
||
const arrayBuffer = await res.arrayBuffer();
|
||
if (!arrayBuffer || arrayBuffer.byteLength === 0) {
|
||
throw new Error('服务器上没有找到此聊天的备份');
|
||
}
|
||
|
||
onProgress?.('解压文件...');
|
||
|
||
const zipData = new Uint8Array(arrayBuffer);
|
||
|
||
let unzipped;
|
||
try {
|
||
unzipped = unzipSync(zipData);
|
||
} catch (e) {
|
||
throw new Error('备份文件格式错误，无法解压');
|
||
}
|
||
|
||
if (!unzipped['manifest.json']) {
|
||
throw new Error('缺少 manifest.json');
|
||
}
|
||
|
||
const manifest = JSON.parse(strFromU8(unzipped['manifest.json']));
|
||
|
||
if (![1, 2].includes(manifest.version)) {
|
||
throw new Error(`不支持的版本: ${manifest.version}`);
|
||
}
|
||
|
||
onProgress?.('校验数据...');
|
||
|
||
const vectorCfg = getVectorConfig();
|
||
const currentFingerprint = vectorCfg ? getEngineFingerprint(vectorCfg) : '';
|
||
const fingerprintMismatch = manifest.fingerprint && currentFingerprint && manifest.fingerprint !== currentFingerprint;
|
||
const chatIdMismatch = manifest.chatId !== chatId;
|
||
|
||
const warnings = [];
|
||
if (fingerprintMismatch) {
|
||
warnings.push(`向量引擎不匹配（文件: ${manifest.fingerprint}, 当前: ${currentFingerprint}），导入后需重新生成`);
|
||
}
|
||
if (chatIdMismatch) {
|
||
warnings.push(`聊天ID不匹配（文件: ${manifest.chatId}, 当前: ${chatId}）`);
|
||
}
|
||
|
||
onProgress?.('解析数据...');
|
||
|
||
const chunksJsonl = unzipped['chunks.jsonl'] ? strFromU8(unzipped['chunks.jsonl']) : '';
|
||
const chunkMetas = chunksJsonl.split('\n').filter(Boolean).map(line => JSON.parse(line));
|
||
|
||
const chunkVectorsBytes = unzipped['chunk_vectors.bin'];
|
||
const chunkVectors = chunkVectorsBytes ? bytesToFloat32(chunkVectorsBytes, manifest.dims) : [];
|
||
|
||
const eventsJsonl = unzipped['events.jsonl'] ? strFromU8(unzipped['events.jsonl']) : '';
|
||
const eventMetas = eventsJsonl.split('\n').filter(Boolean).map(line => JSON.parse(line));
|
||
|
||
const eventVectorsBytes = unzipped['event_vectors.bin'];
|
||
const eventVectors = eventVectorsBytes ? bytesToFloat32(eventVectorsBytes, manifest.dims) : [];
|
||
|
||
const stateAtoms = unzipped['state_atoms.json']
|
||
? JSON.parse(strFromU8(unzipped['state_atoms.json']))
|
||
: [];
|
||
|
||
const stateVectorsJsonl = unzipped['state_vectors.jsonl'] ? strFromU8(unzipped['state_vectors.jsonl']) : '';
|
||
const stateVectorMetas = stateVectorsJsonl.split('\n').filter(Boolean).map(line => JSON.parse(line));
|
||
|
||
const stateVectorsBytes = unzipped['state_vectors.bin'];
|
||
const stateVectors = (stateVectorsBytes && stateVectorMetas.length)
|
||
? bytesToFloat32(stateVectorsBytes, manifest.dims)
|
||
: [];
|
||
const stateRVectorsBytes = unzipped['state_r_vectors.bin'];
|
||
const stateRVectors = (stateRVectorsBytes && stateVectorMetas.length)
|
||
? bytesToFloat32(stateRVectorsBytes, manifest.rDims || manifest.dims)
|
||
: [];
|
||
const hasRVectorMeta = stateVectorMetas.some(m => typeof m.hasRVector === 'boolean');
|
||
|
||
if (chunkMetas.length !== chunkVectors.length) {
|
||
throw new Error(`chunk 数量不匹配: 元数据 ${chunkMetas.length}, 向量 ${chunkVectors.length}`);
|
||
}
|
||
if (eventMetas.length !== eventVectors.length) {
|
||
throw new Error(`event 数量不匹配: 元数据 ${eventMetas.length}, 向量 ${eventVectors.length}`);
|
||
}
|
||
if (stateVectorMetas.length !== stateVectors.length) {
|
||
throw new Error(`state 向量数量不匹配: 元数据 ${stateVectorMetas.length}, 向量 ${stateVectors.length}`);
|
||
}
|
||
if (stateRVectors.length > 0 && stateVectorMetas.length !== stateRVectors.length) {
|
||
throw new Error(`state r-vector count mismatch: meta=${stateVectorMetas.length}, vectors=${stateRVectors.length}`);
|
||
}
|
||
|
||
onProgress?.('清空旧数据...');
|
||
|
||
await clearAllChunks(chatId);
|
||
await clearEventVectors(chatId);
|
||
await clearStateVectors(chatId);
|
||
clearStateAtoms();
|
||
|
||
onProgress?.('写入数据...');
|
||
|
||
if (chunkMetas.length > 0) {
|
||
const chunksToSave = chunkMetas.map(meta => ({
|
||
chunkId: meta.chunkId,
|
||
floor: meta.floor,
|
||
chunkIdx: meta.chunkIdx,
|
||
speaker: meta.speaker,
|
||
isUser: meta.isUser,
|
||
text: meta.text,
|
||
textHash: meta.textHash,
|
||
}));
|
||
await saveChunks(chatId, chunksToSave);
|
||
|
||
const chunkVectorItems = chunkMetas.map((meta, idx) => ({
|
||
chunkId: meta.chunkId,
|
||
vector: chunkVectors[idx],
|
||
}));
|
||
await saveChunkVectors(chatId, chunkVectorItems, manifest.fingerprint);
|
||
}
|
||
|
||
if (eventMetas.length > 0) {
|
||
const eventVectorItems = eventMetas.map((meta, idx) => ({
|
||
eventId: meta.eventId,
|
||
vector: eventVectors[idx],
|
||
}));
|
||
await saveEventVectors(chatId, eventVectorItems, manifest.fingerprint);
|
||
}
|
||
|
||
if (stateAtoms.length > 0) {
|
||
saveStateAtoms(stateAtoms);
|
||
}
|
||
|
||
if (stateVectorMetas.length > 0) {
|
||
const stateVectorItems = stateVectorMetas.map((meta, idx) => ({
|
||
atomId: meta.atomId,
|
||
floor: meta.floor,
|
||
vector: stateVectors[idx],
|
||
rVector: (stateRVectors[idx] && (!hasRVectorMeta || meta.hasRVector)) ? stateRVectors[idx] : null,
|
||
}));
|
||
await saveStateVectors(chatId, stateVectorItems, manifest.fingerprint);
|
||
}
|
||
|
||
await updateMeta(chatId, {
|
||
fingerprint: manifest.fingerprint,
|
||
lastChunkFloor: manifest.lastChunkFloor,
|
||
});
|
||
|
||
xbLog.info(MODULE_ID, `从服务器恢复完成: ${chunkMetas.length} chunks, ${eventMetas.length} events, ${stateAtoms.length} state atoms`);
|
||
|
||
return {
|
||
chunkCount: chunkMetas.length,
|
||
eventCount: eventMetas.length,
|
||
warnings,
|
||
fingerprintMismatch,
|
||
};
|
||
}
|
||
|
||
// ═══════════════════════════════════════════════════════════════════════════
|
||
// 备份清单管理
|
||
// ═══════════════════════════════════════════════════════════════════════════
|
||
|
||
const BACKUP_MANIFEST = 'LWB_BackupManifest.json';
|
||
|
||
// 宽容解析：非数组/JSON 失败/字段异常时清洗，不抛错
|
||
async function fetchManifest() {
|
||
try {
|
||
const res = await fetch(`/user/files/${BACKUP_MANIFEST}`, {
|
||
headers: getRequestHeaders(),
|
||
cache: 'no-cache',
|
||
});
|
||
if (!res.ok) return [];
|
||
const raw = await res.json();
|
||
if (!Array.isArray(raw)) return [];
|
||
return raw.map(normalizeManifestEntry).filter(Boolean);
|
||
} catch (_) {
|
||
return [];
|
||
}
|
||
}
|
||
|
||
// 标准化单条条目字段，非法 filename 直接丢弃，其余字段降级
|
||
function normalizeManifestEntry(raw) {
|
||
if (!raw || typeof raw !== 'object') return null;
|
||
const filename = typeof raw.filename === 'string' ? raw.filename : null;
|
||
if (!filename || !/^LWB_VectorBackup_[a-z0-9]+\.zip$/.test(filename)) return null;
|
||
const rawPath = typeof raw.serverPath === 'string' ? raw.serverPath.replace(/^\/+/, '') : null;
|
||
return {
|
||
filename,
|
||
serverPath: rawPath,
|
||
size: typeof raw.size === 'number' ? raw.size : null,
|
||
chatId: typeof raw.chatId === 'string' ? raw.chatId : null,
|
||
backupTime: typeof raw.backupTime === 'string' ? raw.backupTime : null,
|
||
};
|
||
}
|
||
|
||
// 安全推导/校验 serverPath：缺失时推导，与 filename 不一致时拒绝
|
||
function buildSafeServerPath(filename, serverPath) {
|
||
const expected = `user/files/${filename}`;
|
||
if (!serverPath) return expected;
|
||
const normalized = serverPath.replace(/^\/+/, '');
|
||
if (normalized !== expected) {
|
||
throw new Error(`serverPath 不安全: ${serverPath}`);
|
||
}
|
||
return normalized;
|
||
}
|
||
|
||
// 读-改(upsert by filename)-写回-验证，失败最多重试 2 次
|
||
async function upsertManifestEntry({ filename, serverPath, size, chatId, backupTime }) {
|
||
if (typeof serverPath === 'string') serverPath = serverPath.replace(/^\/+/, '');
|
||
const MAX_RETRIES = 3;
|
||
for (let attempt = 0; attempt < MAX_RETRIES; attempt++) {
|
||
// 读取现有清单
|
||
const existing = await fetchManifest();
|
||
|
||
// upsert by filename
|
||
const idx = existing.findIndex(e => e.filename === filename);
|
||
const entry = { filename, serverPath, size, chatId, backupTime };
|
||
if (idx >= 0) {
|
||
existing[idx] = entry;
|
||
} else {
|
||
existing.push(entry);
|
||
}
|
||
|
||
// 上传清单
|
||
const json = JSON.stringify(existing, null, 2);
|
||
const base64 = uint8ToBase64(new TextEncoder().encode(json));
|
||
const res = await fetch('/api/files/upload', {
|
||
method: 'POST',
|
||
headers: getRequestHeaders(),
|
||
body: JSON.stringify({ name: BACKUP_MANIFEST, data: base64 }),
|
||
});
|
||
if (!res.ok) throw new Error(`清单上传失败: ${res.status}`);
|
||
|
||
// 写后立即重读验证
|
||
const verified = await fetchManifest();
|
||
if (verified.some(e => e.filename === filename)) return;
|
||
|
||
// 最后一次仍失败才抛出
|
||
if (attempt === MAX_RETRIES - 1) {
|
||
throw new Error('清单写入后验证失败，重试已耗尽');
|
||
}
|
||
}
|
||
}
|
||
|
||
// 删除前校验 + POST /api/files/delete + 更新清单
|
||
async function deleteServerBackup(filename, serverPath) {
|
||
// 安全校验
|
||
if (!/^LWB_VectorBackup_[a-z0-9]+\.zip$/.test(filename)) {
|
||
throw new Error(`非法文件名: ${filename}`);
|
||
}
|
||
const safePath = buildSafeServerPath(filename, serverPath || null);
|
||
|
||
// 物理删除
|
||
const res = await fetch('/api/files/delete', {
|
||
method: 'POST',
|
||
headers: getRequestHeaders(),
|
||
body: JSON.stringify({ path: safePath }),
|
||
});
|
||
if (!res.ok) {
|
||
const err = new Error(`删除失败: ${res.status}`);
|
||
err.status = res.status;
|
||
err.method = 'DELETE';
|
||
throw err;
|
||
}
|
||
|
||
// 更新清单（删除条目）
|
||
try {
|
||
const existing = await fetchManifest();
|
||
const filtered = existing.filter(e => e.filename !== filename);
|
||
const json = JSON.stringify(filtered, null, 2);
|
||
const base64 = uint8ToBase64(new TextEncoder().encode(json));
|
||
const upRes = await fetch('/api/files/upload', {
|
||
method: 'POST',
|
||
headers: getRequestHeaders(),
|
||
body: JSON.stringify({ name: BACKUP_MANIFEST, data: base64 }),
|
||
});
|
||
if (!upRes.ok) {
|
||
throw new Error('zip 已删除，但清单更新失败，请手动刷新');
|
||
}
|
||
} catch (e) {
|
||
// zip 删成功但清单更新失败 → 抛"部分成功"错误
|
||
const partialErr = new Error(e.message || 'zip 已删除，清单同步失败');
|
||
partialErr.partial = true;
|
||
throw partialErr;
|
||
}
|
||
}
|
||
|
||
// 集中判断 404/405/method not allowed/unsupported
|
||
function isDeleteUnsupportedError(err) {
|
||
if (!err) return false;
|
||
const status = err.status;
|
||
if (status === 404 || status === 405) return true;
|
||
const msg = String(err.message || '').toLowerCase();
|
||
return msg.includes('method not allowed') || msg.includes('unsupported') || msg.includes('not found');
|
||
}
|
||
|
||
export { fetchManifest, deleteServerBackup, isDeleteUnsupportedError, getBackupFilename };
|