chore: CRM-NEW baseline

2026-10-23 10:35:28 +08:00
commit aa499f6dbf
111 changed files with 15126 additions and 0 deletions
@@ -0,0 +1,64 @@
+'use strict';
+
+const crypto = require('crypto');
+
+// Phase 0：验签 -> 去重 -> 只处理 contact 的 message.created -> 回一条占位消息。
+// Phase 1 会把这里替换成 bridge AI 编排。
+function verifySignature(rawBody, secret, signature) {
+  if (!secret || !signature) return false;
+  const expected = 'sha256=' + crypto.createHmac('sha256', secret).update(rawBody).digest('hex');
+  const a = Buffer.from(String(signature));
+  const b = Buffer.from(expected);
+  return a.length === b.length && crypto.timingSafeEqual(a, b);
+}
+
+function createLibreDeskWebhook(cfg, deps = {}) {
+  const client = deps.client || require('./libredesk').createLibreDeskClient(cfg);
+  const agent = deps.agent || null;
+  const seen = new Map();
+  const TTL_MS = 10 * 60 * 1000;
+
+  function markSeen(uuid) {
+    const now = Date.now();
+    for (const [key, ts] of seen) if (now - ts > TTL_MS) seen.delete(key);
+    if (seen.has(uuid)) return false;
+    seen.set(uuid, now);
+    return true;
+  }
+
+  async function handle(body) {
+    if (!body || body.event !== 'message.created') return;
+    const msg = body.payload || {};
+    if (msg.sender_type !== 'contact' || msg.private) return;
+    if (!msg.uuid || !msg.conversation_uuid) return;
+    if (!markSeen(msg.uuid)) return;
+
+    const conv = await client.getConversation(msg.conversation_uuid);
+    const inboxId = String(conv && conv.inbox_id);
+    const allowed = cfg.libredeskWebhookInboxIds || [];
+    if (allowed.length && !allowed.includes(inboxId)) {
+      console.log(JSON.stringify({ ts: new Date().toISOString(), webhook: 'ignored_inbox', inbox: inboxId, conversation: msg.conversation_uuid }));
+      return;
+    }
+
+    const text = String(msg.text_content || msg.content || '').trim();
+    console.log(JSON.stringify({ ts: new Date().toISOString(), webhook: 'message.created', inbox: inboxId, conversation: msg.conversation_uuid, message: msg.uuid, text: text.slice(0, 120) }));
+
+    if (agent) {
+      try {
+        await agent.run(conv, msg);
+      } catch (err) {
+        console.error(JSON.stringify({ ts: new Date().toISOString(), webhook: 'agent_error', conversation: msg.conversation_uuid, error: err.message }));
+      }
+    } else {
+      // 没有 agent 时的占位回复（仅用于链路调试）
+      const reply = `Bridge Phase 0 已收到：${text || '(空消息)'}`;
+      await client.sendMessage(msg.conversation_uuid, reply, { echoId: `bridge-p0-${msg.uuid}` });
+      console.log(JSON.stringify({ ts: new Date().toISOString(), webhook: 'replied', conversation: msg.conversation_uuid, reply }));
+    }
+  }
+
+  return { verifySignature, handle };
+}
+
+module.exports = { createLibreDeskWebhook, verifySignature };