Replace jquery's getJSON with fetch

[rails.git] / app / assets / javascripts / index / directions.js

diff --git a/app/assets/javascripts/index/directions.js b/app/assets/javascripts/index/directions.js
index 240d987ba20f7602be5795715e3e277475ce5a45..ee8d3b8c5f0e771c0f1b8d08e78002a05462aa23 100644 (file)
--- a/app/assets/javascripts/index/directions.js
+++ b/app/assets/javascripts/index/directions.js
@@ -4,6 +4,7 @@
 
 OSM.Directions = function (map) {
   let controller = null; // the AbortController for the current route request if a route request is in progress
+  let lastLocation = [];
   let chosenEngine;
 
   const popup = L.popup({ autoPanPadding: [100, 100] });
@@ -41,18 +42,9 @@ OSM.Directions = function (map) {
   const expiry = new Date();
   expiry.setYear(expiry.getFullYear() + 10);
 
-  const engines = OSM.Directions.engines;
-
-  engines.sort(function (a, b) {
-    return a.localeId.localeCompare(b.localeId);
-  });
-
+  const modeGroup = $(".routing_modes");
   const select = $("select.routing_engines");
 
-  engines.forEach(function (engine, i) {
-    select.append("<option value='" + i + "'>" + engine.localeId + "</option>");
-  });
-
   $(".directions_form .reverse_directions").on("click", function () {
     const coordFrom = endpoints[0].latlng,
           coordTo = endpoints[1].latlng;
@@ -97,10 +89,32 @@ OSM.Directions = function (map) {
   }
 
   function setEngine(id) {
-    const index = engines.findIndex(engine => engine.id === id);
-    if (index < 0) return;
-    chosenEngine = engines[index];
-    select.val(index);
+    const engines = OSM.Directions.engines;
+    const desired = engines.find(engine => engine.id === id);
+    if (!desired || (chosenEngine && chosenEngine.id === id)) return;
+    chosenEngine = desired;
+
+    const modes = engines
+      .filter(engine => engine.provider === chosenEngine.provider)
+      .map(engine => engine.mode);
+    modeGroup
+      .find("input[id]")
+      .prop("disabled", function () {
+        return !modes.includes(this.id);
+      })
+      .prop("checked", function () {
+        return this.id === chosenEngine.mode;
+      });
+
+    const providers = engines
+      .filter(engine => engine.mode === chosenEngine.mode)
+      .map(engine => engine.provider);
+    select
+      .find("option[value]")
+      .prop("disabled", function () {
+        return !providers.includes(this.value);
+      });
+    select.val(chosenEngine.provider);
   }
 
   function getRoute(fitRoute, reportErrors) {
@@ -227,8 +241,14 @@ OSM.Directions = function (map) {
   setEngine("fossgis_osrm_car");
   setEngine(Cookies.get("_osm_directions_engine"));
 
+  modeGroup.on("change", "input[name='modes']", function (e) {
+    setEngine(chosenEngine.provider + "_" + e.target.id);
+    Cookies.set("_osm_directions_engine", chosenEngine.id, { secure: true, expires: expiry, path: "/", samesite: "lax" });
+    getRoute(true, true);
+  });
+
   select.on("change", function (e) {
-    chosenEngine = engines[e.target.selectedIndex];
+    setEngine(e.target.selectedOptions[0].value + "_" + chosenEngine.mode);
     Cookies.set("_osm_directions_engine", chosenEngine.id, { secure: true, expires: expiry, path: "/", samesite: "lax" });
     getRoute(true, true);
   });
@@ -249,6 +269,19 @@ OSM.Directions = function (map) {
     }
   });
 
+  function sendstartinglocation({ latlng: { lat, lng } }) {
+    map.fire("startinglocation", { latlng: [lat, lng] });
+  }
+
+  map.on("locationfound", ({ latlng: { lat, lng } }) =>
+    lastLocation = [lat, lng]
+  ).on("locateactivate", () => {
+    map.once("startinglocation", ({ latlng }) => {
+      if (endpoints[0].value) return;
+      endpoints[0].setValue(latlng.join(", "));
+    });
+  });
+
   const page = {};
 
   page.pushstate = page.popstate = function () {
@@ -271,6 +304,8 @@ OSM.Directions = function (map) {
       endpoints[type === "from" ? 0 : 1].setValue(llWithPrecision.join(", "));
     });
 
+    map.on("locationfound", sendstartinglocation);
+
     endpoints[0].enable();
     endpoints[1].enable();
 
@@ -279,7 +314,7 @@ OSM.Directions = function (map) {
 
     if (params.has("engine")) setEngine(params.get("engine"));
 
-    endpoints[0].setValue(params.get("from") || route[0] || "");
+    endpoints[0].setValue(params.get("from") || route[0] || lastLocation.join(", "));
     endpoints[1].setValue(params.get("to") || route[1] || "");
 
     map.setSidebarOverlaid(!endpoints[0].latlng || !endpoints[1].latlng);
@@ -293,6 +328,7 @@ OSM.Directions = function (map) {
     $(".search_form").show();
     $(".directions_form").hide();
     $("#map").off("dragend dragover drop");
+    map.off("locationfound", sendstartinglocation);
 
     endpoints[0].disable();
     endpoints[1].disable();
@@ -310,7 +346,6 @@ OSM.Directions.engines = [];
 OSM.Directions.addEngine = function (engine, supportsHTTPS) {
   if (document.location.protocol === "http:" || supportsHTTPS) {
     engine.id = engine.provider + "_" + engine.mode;
-    engine.localeId = I18n.t("javascripts.directions.engines." + engine.id);
     OSM.Directions.engines.push(engine);
   }
 };