57 lines
2.1 KiB
JavaScript
57 lines
2.1 KiB
JavaScript
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#!/usr/bin/env node
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/**
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* PreCompact Hook - 上下文压缩前自动保存会话状态
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* 将当前任务摘要写入 ~/.claude/session-state/handoff.json
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*/
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const fs = require('fs');
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const path = require('path');
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const CLAUDE_ROOT = require('./lib/root.js');
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const readStdin = require('./lib/read-stdin.js');
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const SESSION_STATE_DIR = path.join(CLAUDE_ROOT, 'session-state');
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const HANDOFF_PATH = path.join(SESSION_STATE_DIR, 'handoff.json');
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(async () => {
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try {
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let hookData = {};
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try { hookData = await readStdin(); } catch (_) {}
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// 确保目录存在
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if (!fs.existsSync(SESSION_STATE_DIR)) {
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fs.mkdirSync(SESSION_STATE_DIR, { recursive: true });
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}
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// 构造 handoff 数据
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const handoff = {
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timestamp: new Date().toISOString(),
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session_id: hookData.session_id || `session-${Date.now()}`,
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context_hint: '会话因上下文压缩中断，以下是压缩前的状态摘要',
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conversation_summary: hookData.transcript_summary || '(由 PreCompact hook 自动捕获)',
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tool_call_count: hookData.tool_call_count || 'unknown',
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working_directory: process.cwd(),
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note: '此文件由 pre-compact-handoff.js 自动生成，SessionStart 时自动读取并注入恢复上下文'
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};
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fs.writeFileSync(HANDOFF_PATH, JSON.stringify(handoff, null, 2), 'utf8');
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// 同时重置 heartbeat 计数器（compact 相当于新会话起点）
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const heartbeatFile = path.join(CLAUDE_ROOT, 'debug', 'session-heartbeat.json');
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if (fs.existsSync(heartbeatFile)) {
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fs.writeFileSync(heartbeatFile, JSON.stringify({
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count: 0, lastActivity: Date.now(), notified: []
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}), 'utf8');
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}
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console.log(JSON.stringify({
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continue: true,
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suppressOutput: false,
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systemMessage: '[PRE_COMPACT] 上下文即将压缩。handoff.json 已写入。请在压缩前将当前任务的关键决策和待完成步骤总结到 handoff 记录中。'
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}));
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} catch {
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// fail-open
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console.log(JSON.stringify({ continue: true, suppressOutput: true }));
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}
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process.exit(0);
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})();
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