X-Git-Url: https://git-public.kairo.at/?p=lantea.git;a=blobdiff_plain;f=js%2Fui.js;h=9edf4dd67c15f4fdd61dae9791cd3bddf8166ddc;hp=63751015851684393209f7372f911096ac09003e;hb=da8fd4b697c86d4c61acbe4c95764ab7d27d4198;hpb=b5291db1cf7dff0d45dc632de2b7b4d377b5db97

diff --git a/js/ui.js b/js/ui.js
index 6375101..9edf4dd 100644
--- a/js/ui.js
+++ b/js/ui.js
@@ -13,10 +13,15 @@ var gUIHideCountdown = 0;
 var gWaitCounter = 0;
 var gTrackUpdateInterval;
 var gAction, gActionLabel;
-var gBackendURL = "https://backend.lantea.kairo.at";
+var authData = null, userData = null;
+var gBackendURL = "https://backend.lantea.kairo.at/";
 var gAuthClientID = "lantea";
 
 window.onload = function() {
+  // Assign click functions to buttons.
+  document.getElementById("zoomInButton").onclick = gMap.zoomIn;
+  document.getElementById("zoomOutButton").onclick = gMap.zoomOut;
+
   gAction = document.getElementById("action");
   gActionLabel = document.getElementById("actionlabel");
 
@@ -68,13 +73,9 @@ window.onload = function() {
   // Set up the login area.
   document.getElementById("loginbtn").onclick = startLogin;
   document.getElementById("logoutbtn").onclick = doLogout;
-  prepareLoginButton(function() {
-    // Anything that needs the backend should only be triggered from in here.
-    // That makes sure that the first call the the backend is oauth_state and no other is running in parallel.
-    // If we call multiple backend methods at once and no session is open, we create multiple sessions, which calls for confusion later on.
-
-    // Call any UI preparation that needs the backend.
-  });
+  // Put in a logged-out state by default.
+  // Opening the track drawer will update this correctly.
+  displayLogout();
 
   gAction.addEventListener("dbinit-done", initMap, false);
   gAction.addEventListener("mapinit-done", postInit, false);
@@ -115,6 +116,24 @@ window.onresize = function() {
 }
 
 function startLogin() {
+  var logerr = document.getElementById("loginerror");
+  logerr.classList.add("hidden");
+  logerr.title = "";
+  if (!authData || !authData["state"]) {
+    // We have no oAuth state, try to fetch it and call ourselves again if it worked.
+    prepareLoginButton(function() {
+      if (authData && authData["state"]) {
+        startLogin();
+      }
+      else if (!userData) {
+        // Only warn if we didn't actually end up being logged in.
+        console.log("No OAuth state and fetching fails, client or server may be offline.");
+        logerr.classList.remove("hidden");
+        logerr.title = "Client or server may be offline.";
+      }
+    });
+    return;
+  }
   var authURL = authData["url"] + "authorize?response_type=code&client_id=" + gAuthClientID + "&scope=email" +
                 "&state=" + authData["state"] + "&redirect_uri=" + encodeURIComponent(getRedirectURI());
   if (window.open(authURL, "KaiRoAuth", 'height=450,width=600')) {
@@ -122,6 +141,8 @@ function startLogin() {
   }
   else {
     console.log("Opening Sign In window failed.");
+    logerr.classList.remove("hidden");
+    logerr.title = "Opening Sign-In window failed.";
   }
 }
 
@@ -222,11 +243,15 @@ function initDB(aEvent) {
   request.onerror = function(event) {
     // Errors can be handled here. Error codes explain in:
     // https://developer.mozilla.org/en/IndexedDB/IDBDatabaseException#Constants
-    if (gDebug)
-      console.log("error opening mainDB: " + event.target.errorCode);
+    console.log("error opening mainDB: " + event.target.error);
+    showDBErrorDialog();
+    if (gDebug) {
+      console.log("error code: " + event.target.error.code +
+                  " - name: " + event.target.error.name);
+    }
   };
   request.onsuccess = function(event) {
-    mainDB = request.result;
+    mainDB = event.target.result;
     var throwEv = new CustomEvent("dbinit-done");
     gAction.dispatchEvent(throwEv);
   };
@@ -365,6 +390,16 @@ function showGLWarningDialog() {
   dia.classList.remove("hidden");
 }
 
+function showDBErrorDialog() {
+  var dia = document.getElementById("dialogArea");
+  var areas = dia.children;
+  for (var i = 0; i <= areas.length - 1; i++) {
+    areas[i].style.display = "none";
+  }
+  document.getElementById("DBError").style.display = "block";
+  dia.classList.remove("hidden");
+}
+
 function showFirstRunDialog() {
   var dia = document.getElementById("dialogArea");
   var areas = dia.children;
@@ -544,6 +579,13 @@ function reportUploadStatus(aSuccess, aResponse) {
   }
 }
 
+function setMapStyle() {
+  var mapSel = document.getElementById("mapSelector");
+  if (mapSel.selectedIndex >= 0 && gMap.activeMap != mapSel.value) {
+    gMap.setActiveMap(mapSel.value);
+  }
+}
+
 var gPrefs = {
   objStore: "prefs",