first commit

Weather_Project/assets/js/route.js

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+'use strict';
+
+import { updateWeather, error404 } from "./app.js";
+const defaultLocation = "#/weather?lat=49.0419613&lon=17.4662204" // London
+
+const currentLocation = function () {
+  window.navigator.geolocation.getCurrentPosition(res => {
+    const { latitude, longitude } = res.coords;
+
+    updateWeather(`lat=${latitude}`, `lon=${longitude}`);
+  }, err => {
+    window.location.hash = defaultLocation;
+  });
+}
+
+const searchedLocation = query => updateWeather(...query.split("&"));
+// updateWeather("lat=51.5073219", "lon=-0.1276474")
+
+const routes = new Map([
+  ["/current-location", currentLocation],
+  ["/weather", searchedLocation]
+]);
+
+const checkHash = function () {
+  const requestURL = window.location.hash.slice(1);
+
+  const [route, query] = requestURL.includes ? requestURL.split("?") : [requestURL];
+
+  routes.get(route) ? routes.get(route)(query) : error404();
+}
+
+window.addEventListener("hashchange", checkHash);
+
+window.addEventListener("load", function () {
+  if (!window.location.hash) {
+    window.location.hash = "#/current-location";
+  } else {
+    checkHash();
+  }
+});