move all filters to one page

app/controllers/realEstateFilters.js

@@ -0,0 +1,83 @@
+const { currentSearchRequest } = require("../helpers/url");
+const { AD_CATEGORY } = require("../common/enums");
+
+const getFilters = async (req, res) => {
+  const searchRequest = await currentSearchRequest(req);
+  const title = "Filteri za pretraživanje";
+
+  const {
+    realEstateType,
+    priceMin,
+    priceMax,
+    sizeMin,
+    sizeMax,
+    gardenSizeMin,
+    gardenSizeMax
+  } = searchRequest;
+  const category = AD_CATEGORY[realEstateType] || AD_CATEGORY.FLAT;
+
+  const {
+    hasGardenSize,
+    priceSliderOptions,
+    sizeSliderOptions,
+    gardenSizeSliderOptions
+  } = category;
+
+  if (priceMin && priceMax) {
+    priceSliderOptions.start = [priceMin, priceMax];
+  }
+
+  if (sizeMin && sizeMax) {
+    sizeSliderOptions.start = [sizeMin, sizeMax];
+  }
+
+  if (gardenSizeSliderOptions && gardenSizeMin && gardenSizeMax) {
+    gardenSizeSliderOptions.start = [gardenSizeMin, gardenSizeMax];
+  }
+
+  res.render("realEstateFilters", {
+    title,
+    hasGardenSize,
+    priceSliderOptions: JSON.stringify(priceSliderOptions),
+    sizeSliderOptions: JSON.stringify(sizeSliderOptions),
+    gardenSizeSliderOptions: JSON.stringify(gardenSizeSliderOptions)
+  });
+};
+
+const postFilters = async (req, res) => {
+  const searchRequest = await currentSearchRequest(req);
+
+  const nextStepPage = req.query.nextStep || "pregled";
+  const nextStepUrl = `/${nextStepPage}/${searchRequest.id}`;
+
+  const priceMin = parseInt(req.body.priceFilterMin) || 0;
+  const priceMax = parseInt(req.body.priceFilterMax) || 0;
+  const sizeMin = parseInt(req.body.sizeFilterMin) || 0;
+  const sizeMax = parseInt(req.body.sizeFilterMax) || 0;
+
+  //TODO: Filter validation
+
+  searchRequest.priceMin = priceMin;
+  searchRequest.priceMax = priceMax;
+  searchRequest.sizeMin = sizeMin;
+  searchRequest.sizeMax = sizeMax;
+
+  if (req.body.gardenSizeFilterMin && req.body.gardenSizeFilterMax) {
+    const gardenSizeMin = parseInt(req.body.gardenSizeFilterMin);
+    const gardenSizeMax = parseInt(req.body.gardenSizeFilterMax);
+
+    //TODO: Filter validation
+
+    searchRequest.gardenSizeMin = gardenSizeMin;
+    searchRequest.gardenSizeMax = gardenSizeMax;
+  }
+
+  await searchRequest.save();
+
+  res.redirect(nextStepUrl);
+};
+
+module.exports = {
+  getFilters,
+  postFilters
+};