const { currentSearchRequest } = require("../helpers/url");
const { createSearchRequest } = require("../helpers/db/searchRequest");

const { AD_CATEGORY } = require("../common/enums");

const getRealEstateTypes = (req, res) => {
  const title = "Koju nekretninu tražite?";
  const realEstateTypes = Object.keys(AD_CATEGORY)
    .map(category => AD_CATEGORY[category])
    .filter(category => category.title);

  res.render("realEstateType", { realEstateTypes, title });
};

const postRealEstateTypes = async (req, res) => {
  const searchRequest = await currentSearchRequest(req);

  const validRealEstateTypes = Object.keys(AD_CATEGORY).filter(
    category => !!AD_CATEGORY[category].title
  );

  const selectedRealEstateType = req.body.realEstateType || null;
  if (validRealEstateTypes.indexOf(selectedRealEstateType) === -1) {
    res.render("notFound", { title: " " });
    return;
  }

  const nextStepPage = req.query.nextStep || "lokacija";

  let nextStepUrl = "";
  if (searchRequest && searchRequest.id) {
    nextStepUrl = `/${nextStepPage}/${searchRequest.id}`;
    searchRequest.realEstateType = selectedRealEstateType;

    await searchRequest.save();
  } else {
    try {
      const newSearchRequest = await createSearchRequest({
        realEstateType: selectedRealEstateType
      });

      nextStepUrl = `/${nextStepPage}/${newSearchRequest.id}`;
    } catch (error) {
      console.log(error);
      nextStepUrl = `/`;
    }
  }
  res.redirect(nextStepUrl);
};

module.exports = {
  getRealEstateTypes,
  postRealEstateTypes
};