X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/dc59b37fe1449e693fdc5d3a3873f7cad7c36e57..27aa2ed591212468d118059353866af1fc776631:/app/assets/javascripts/index/new_note.js

diff --git a/app/assets/javascripts/index/new_note.js b/app/assets/javascripts/index/new_note.js
index c1df93517..885d7d2c9 100644
--- a/app/assets/javascripts/index/new_note.js
+++ b/app/assets/javascripts/index/new_note.js
@@ -59,35 +59,76 @@ OSM.NewNote = function (map) {
     marker.addTo(noteLayer);
   }
 
-  page.pushstate = page.popstate = function (path) {
-    OSM.loadSidebarContent(path, function () {
-      page.load(path);
+  function addHalo(latlng) {
+    if (halo) map.removeLayer(halo);
+
+    halo = L.circleMarker(latlng, {
+      weight: 2.5,
+      radius: 20,
+      fillOpacity: 0.5,
+      color: "#FF6200"
     });
-  };
 
-  function newHalo(loc, a) {
-    var hasHalo = halo && map.hasLayer(halo);
+    map.addLayer(halo);
+  }
 
-    if (a === "dragstart" && hasHalo) {
-      map.removeLayer(halo);
-    } else {
-      if (hasHalo) map.removeLayer(halo);
+  function removeHalo() {
+    if (halo) map.removeLayer(halo);
+    halo = null;
+  }
 
-      halo = L.circleMarker(loc, {
-        weight: 2.5,
-        radius: 20,
-        fillOpacity: 0.5,
-        color: "#FF6200"
-      });
+  function addNewNoteMarker(latlng) {
+    if (newNoteMarker) map.removeLayer(newNoteMarker);
 
-      map.addLayer(halo);
-    }
+    newNoteMarker = L.marker(latlng, {
+      icon: noteIcons.new,
+      opacity: 0.9,
+      draggable: true
+    });
+
+    newNoteMarker.on("dragstart dragend", function (a) {
+      removeHalo();
+      if (a.type === "dragend") {
+        addHalo(newNoteMarker.getLatLng());
+      }
+    });
+
+    newNoteMarker.addTo(map);
+    addHalo(newNoteMarker.getLatLng());
+
+    newNoteMarker.on("dragend", function () {
+      content.find("textarea").focus();
+    });
   }
 
-  page.load = function (path) {
-    if (addNoteButton.hasClass("disabled")) return;
-    if (addNoteButton.hasClass("active")) return;
+  function removeNewNoteMarker() {
+    removeHalo();
+    if (newNoteMarker) map.removeLayer(newNoteMarker);
+    newNoteMarker = null;
+  }
 
+  function moveNewNotMarkerToClick(e) {
+    if (newNoteMarker) newNoteMarker.setLatLng(e.latlng);
+    if (halo) halo.setLatLng(e.latlng);
+    content.find("textarea").focus();
+  }
+
+  function updateControls() {
+    const zoomedOut = addNoteButton.hasClass("disabled");
+    const withoutText = content.find("textarea").val() === "";
+
+    content.find("#new-note-zoom-warning").prop("hidden", !zoomedOut);
+    content.find("input[type=submit]").prop("disabled", zoomedOut || withoutText);
+    if (newNoteMarker) newNoteMarker.setOpacity(zoomedOut ? 0.5 : 0.9);
+  }
+
+  page.pushstate = page.popstate = function (path) {
+    OSM.loadSidebarContent(path, function () {
+      page.load(path);
+    });
+  };
+
+  page.load = function (path) {
     addNoteButton.addClass("active");
 
     map.addLayer(noteLayer);
@@ -105,33 +146,12 @@ OSM.NewNote = function (map) {
       padding: [50, 50]
     });
 
-    newNoteMarker = L.marker(markerLatlng, {
-      icon: noteIcons.new,
-      opacity: 0.9,
-      draggable: true
-    });
-
-    newNoteMarker.on("dragstart dragend", function (a) {
-      newHalo(newNoteMarker.getLatLng(), a.type);
-    });
-
-    newNoteMarker.addTo(map);
-    newHalo(newNoteMarker.getLatLng());
-
-    newNoteMarker.on("remove", function () {
-      addNoteButton.removeClass("active");
-    }).on("dragend", function () {
-      content.find("textarea").focus();
-    });
+    addNewNoteMarker(markerLatlng);
 
     content.find("textarea")
-      .on("input", disableWhenBlank)
+      .on("input", updateControls)
       .focus();
 
-    function disableWhenBlank(e) {
-      $(e.target.form.add).prop("disabled", $(e.target).val() === "");
-    }
-
     content.find("input[type=submit]").on("click", function (e) {
       const location = newNoteMarker.getLatLng().wrap();
       const text = content.find("textarea").val();
@@ -144,19 +164,21 @@ OSM.NewNote = function (map) {
       createNote(location, text, (feature) => {
         content.find("textarea").val("");
         addCreatedNoteMarker(feature);
-        map.removeLayer(newNoteMarker);
-        newNoteMarker = null;
-        addNoteButton.removeClass("active");
         OSM.router.route("/note/" + feature.properties.id);
       });
     });
 
+    map.on("click", moveNewNotMarkerToClick);
+    addNoteButton.on("disabled enabled", updateControls);
+    updateControls();
+
     return map.getState();
   };
 
   page.unload = function () {
-    if (newNoteMarker) map.removeLayer(newNoteMarker);
-    if (halo) map.removeLayer(halo);
+    map.off("click", moveNewNotMarkerToClick);
+    addNoteButton.off("disabled enabled", updateControls);
+    removeNewNoteMarker();
     addNoteButton.removeClass("active");
   };