import crypto from "crypto";
import { parseEvolutionWebhook } from "../services/evolutionParser.js";
import { resolveTenantId, processMessage } from "../../2-identity/services/pipeline.js";
import { debug as dbg } from "../../shared/debug.js";

export async function handleEvolutionWebhook(body) {
  const t0 = Date.now();
  const parsed = parseEvolutionWebhook(body);
  // #region agent log
  fetch("http://127.0.0.1:7242/ingest/86c7b1cd-c414-4eae-852c-08e57e562b3b", {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify({
      sessionId: "debug-session",
      runId: "pre-fix",
      hypothesisId: "H1",
      location: "evolution.js:9",
      message: "parsed_webhook",
      data: {
        ok: parsed?.ok,
        reason: parsed?.reason || null,
        has_text: Boolean(parsed?.text),
        source: parsed?.source || null,
      },
      timestamp: Date.now(),
    }),
  }).catch(() => {});
  // #endregion
  if (!parsed.ok) {
    return { status: 200, payload: { ok: true, ignored: parsed.reason } };
  }

  if (dbg.perf || dbg.evolution) {
    console.log("[perf] evolution.webhook.start", {
      tenant_key: parsed.tenant_key || null,
      chat_id: parsed.chat_id,
      message_id: parsed.message_id || null,
      ts: parsed.ts || null,
    });
  }

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

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

  if (dbg.perf || dbg.evolution) {
    console.log("[perf] evolution.webhook.end", {
      tenantId,
      chat_id: parsed.chat_id,
      message_id: parsed.message_id || null,
      run_id: pm?.run_id || null,
      webhook_ms: Date.now() - t0,
    });
  }

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