import crypto from "crypto";
import { parseEvolutionWebhook } from "../services/evolutionParser.js";
import { resolveTenantId, processMessage } from "../services/pipeline.js";

export async function handleEvolutionWebhook(body) {
  const parsed = parseEvolutionWebhook(body);
  if (!parsed.ok) {
    return { status: 200, payload: { ok: true, ignored: parsed.reason } };
  }

  const tenantId = await resolveTenantId({
    chat_id: parsed.chat_id,
    tenant_key: parsed.tenant_key,
    to_phone: null,
  });

  await processMessage({
    tenantId,
    chat_id: parsed.chat_id,
    from: parsed.chat_id.replace("@s.whatsapp.net", ""),
    text: parsed.text,
    provider: "evolution",
    message_id: parsed.message_id || crypto.randomUUID(),
    meta: { pushName: parsed.from_name, ts: parsed.ts, instance: parsed.tenant_key },
  });

  return { status: 200, payload: { ok: true } };
}