// server/rr/rrRoutes.js
"use strict";

const express = require("express");
const router = express.Router();

const RRLogger = require("./rr-logger");
const { RrApiError } = require("./rr-error");

const customerApi = require("./rr-customer");
const roApi = require("./rr-repair-orders");
const lookupApi = require("./rr-lookup");
const { exportJobToRR } = require("./rr-job-export");

// --- helpers ---

function ok(res, payload = {}) {
  return res.json({ success: true, ...payload });
}

function fail(res, error, status = 400) {
  const message = error?.message || String(error);
  return res.status(status).json({ success: false, error: message, code: error?.code });
}

function socketOf(req) {
  try {
    return req.app?.get?.("socket") || null;
  } catch {
    return null;
  }
}

function requireBodyshopId(req) {
  const body = req?.body || {};
  const fromBody = body.bodyshopId;
  const fromJob = body.job && (body.job.shopid || body.job.bodyshopId);
  const fromHeader = typeof req.get === "function" ? req.get("x-bodyshop-id") : undefined;
  const bodyshopId = fromBody || fromJob || fromHeader;
  if (!bodyshopId) {
    throw new RrApiError(
      "Missing bodyshopId (in body.bodyshopId, body.job.shopid/bodyshopId, or x-bodyshop-id header)",
      "BAD_REQUEST"
    );
  }
  return bodyshopId;
}

// --- customers ---

router.post("/rr/customer/insert", async (req, res) => {
  const socket = socketOf(req);
  try {
    const bodyshopId = requireBodyshopId(req);
    const { customer } = req.body || {};
    if (!customer) throw new RrApiError("Missing 'customer' in request body", "BAD_REQUEST");
    const result = await customerApi.insertCustomer({ bodyshopId, payload: customer });
    RRLogger(socket)("info", "RR customer insert", { bodyshopId });
    return ok(res, { data: result.data });
  } catch (e) {
    RRLogger(socket)("error", "RR /rr/customer/insert failed", { error: e.message });
    return fail(res, e);
  }
});

router.post("/rr/customer/update", async (req, res) => {
  const socket = socketOf(req);
  try {
    const bodyshopId = requireBodyshopId(req);
    const { customer } = req.body || {};
    if (!customer) throw new RrApiError("Missing 'customer' in request body", "BAD_REQUEST");
    const result = await customerApi.updateCustomer({ bodyshopId, payload: customer });
    RRLogger(socket)("info", "RR customer update", { bodyshopId });
    return ok(res, { data: result.data });
  } catch (e) {
    RRLogger(socket)("error", "RR /rr/customer/update failed", { error: e.message });
    return fail(res, e);
  }
});

// --- repair orders ---

router.post("/rr/repair-order/create", async (req, res) => {
  const socket = socketOf(req);
  try {
    const bodyshopId = requireBodyshopId(req);
    const { ro } = req.body || {};
    if (!ro) throw new RrApiError("Missing 'ro' in request body", "BAD_REQUEST");
    const result = await roApi.createRepairOrder({ bodyshopId, payload: ro });
    RRLogger(socket)("info", "RR create RO", { bodyshopId });
    return ok(res, { data: result.data });
  } catch (e) {
    RRLogger(socket)("error", "RR /rr/repair-order/create failed", { error: e.message });
    return fail(res, e);
  }
});

router.post("/rr/repair-order/update", async (req, res) => {
  const socket = socketOf(req);
  try {
    const bodyshopId = requireBodyshopId(req);
    const { ro } = req.body || {};
    if (!ro) throw new RrApiError("Missing 'ro' in request body", "BAD_REQUEST");
    const result = await roApi.updateRepairOrder({ bodyshopId, payload: ro });
    RRLogger(socket)("info", "RR update RO", { bodyshopId });
    return ok(res, { data: result.data });
  } catch (e) {
    RRLogger(socket)("error", "RR /rr/repair-order/update failed", { error: e.message });
    return fail(res, e);
  }
});

// --- lookups ---

router.post("/rr/lookup/advisors", async (req, res) => {
  const socket = socketOf(req);
  try {
    const bodyshopId = requireBodyshopId(req);
    const result = await lookupApi.getAdvisors({ bodyshopId, ...req.body });
    return ok(res, { data: result.data });
  } catch (e) {
    RRLogger(socket)("error", "RR /rr/lookup/advisors failed", { error: e.message });
    return fail(res, e);
  }
});

router.post("/rr/lookup/parts", async (req, res) => {
  const socket = socketOf(req);
  try {
    const bodyshopId = requireBodyshopId(req);
    const result = await lookupApi.getParts({ bodyshopId, ...req.body });
    return ok(res, { data: result.data });
  } catch (e) {
    RRLogger(socket)("error", "RR /rr/lookup/parts failed", { error: e.message });
    return fail(res, e);
  }
});

router.post("/rr/lookup/combined-search", async (req, res) => {
  const socket = socketOf(req);
  try {
    const bodyshopId = requireBodyshopId(req);
    const result = await lookupApi.combinedSearch({ bodyshopId, ...req.body });
    return ok(res, { data: result.data });
  } catch (e) {
    RRLogger(socket)("error", "RR /rr/lookup/combined-search failed", { error: e.message });
    return fail(res, e);
  }
});

// --- export orchestrator ---

router.post("/rr/export/job", async (req, res) => {
  const socket = socketOf(req);
  const logger = (level, message, ctx) => RRLogger(socket)(level, message, ctx);
  try {
    const bodyshopId = requireBodyshopId(req);
    const { job, options = {} } = req.body || {};
    if (!job) throw new RrApiError("Missing 'job' in request body", "BAD_REQUEST");
    const data = await exportJobToRR({ bodyshopId, job, logger, ...options });
    return ok(res, { data });
  } catch (e) {
    RRLogger(socket)("error", "RR /rr/export/job failed", { error: e.message });
    return fail(res, e);
  }
});

module.exports = router;