fix #123 - No autoforward after initiated update

Ota.cpp

@@ -26,8 +26,7 @@ void Ota::updateFirmware(uint8_t* buf, size_t size)
         Log->println("EndOTA");
         if (ESP_OK == esp_ota_set_boot_partition(esp_ota_get_next_update_partition(NULL)))
         {
-            delay(2000);
-            restartEsp(RestartReason::OTACompleted);
+            _updateCompleted = true;
         }
         else
         {
@@ -40,3 +39,14 @@ bool Ota::updateStarted()
 {
     return _updateStarted;
 }
+
+bool Ota::updateCompleted()
+{
+    return _updateCompleted;
+}
+
+bool Ota::restart()
+{
+    _updateCompleted = false;
+    _updateStarted = false;
+}

Ota.h

@@ -10,8 +10,11 @@ public:
     void updateFirmware(uint8_t* buf, size_t size);
 
     bool updateStarted();
+    bool updateCompleted();
+    void restart();
 
 private:
     bool _updateStarted = false;
+    bool _updateCompleted = false;
     esp_ota_handle_t otaHandler = 0;
 };

WebCfgServer.cpp

@@ -157,7 +157,7 @@ void WebCfgServer::initialize()
             return _server.requestAuthentication();
         }
         String response = "";
-        buildOtaHtml(response);
+        buildOtaHtml(response, _server.arg("errored") != "");
         _server.send(200, "text/html", response);
     });
     _server.on("/uploadota", HTTP_POST, [&]() {
@@ -165,7 +165,17 @@ void WebCfgServer::initialize()
             return _server.requestAuthentication();
         }
 
-        _server.send(200, "text/html", "");
+        if (_ota->updateStarted() && _ota->updateCompleted()) {
+            String response = "";
+            buildOtaCompletedHtml(response);
+            _server.send(200, "text/html", response);
+            delay(2000);
+            restartEsp(RestartReason::OTACompleted);
+        } else {
+            ota->restart();
+            _server.sendHeader("Location", "/ota?errored=true");
+            _server.send(302, "text/plain", "");
+        }
     }, [&]() {
         if (_hasCredentials && !_server.authenticate(_credUser, _credPassword)) {
             return _server.requestAuthentication();
@@ -639,7 +649,7 @@ void WebCfgServer::buildCredHtml(String &response)
     response.concat("</BODY></HTML>");
 }
 
-void WebCfgServer::buildOtaHtml(String &response)
+void WebCfgServer::buildOtaHtml(String &response, bool errored)
 {
     buildHtmlHeader(response);
 
@@ -650,6 +660,10 @@ void WebCfgServer::buildOtaHtml(String &response)
         return;
     }
 
+    if (errored) {
+        response.concat("<div>Over-the-air update errored. Please check the logs for more info</div><br/>");
+    }
+
     response.concat("<form id=\"upform\" enctype=\"multipart/form-data\" action=\"/uploadota\" method=\"POST\"><input type=\"hidden\" name=\"MAX_FILE_SIZE\" value=\"100000\" />Choose the updated nuki_hub.bin file to upload: <input name=\"uploadedfile\" type=\"file\" accept=\".bin\" /><br/>");
     response.concat("<br><input id=\"submitbtn\" type=\"submit\" value=\"Upload File\" /></form>");
     response.concat("<div id=\"msgdiv\" style=\"visibility:hidden\">Initiating Over-the-air update. This will take about two minutes, please be patient.<br>You will be forwarded automatically when the update is complete.</div>");
@@ -660,13 +674,25 @@ void WebCfgServer::buildOtaHtml(String &response)
     response.concat("	function hideshow() {");
     response.concat("		document.getElementById('upform').style.visibility = 'hidden';");
     response.concat("		document.getElementById('msgdiv').style.visibility = 'visible';");
-    response.concat("		setTimeout(\"location.href = '/';\",120000);");
     response.concat("	}");
     response.concat("});");
     response.concat("</script>");
     response.concat("</BODY></HTML>");
 }
 
+void WebCfgServer::buildOtaCompletedHtml(String &response)
+{
+    buildHtmlHeader(response);
+
+    response.concat("<div>Over-the-air update completed.<br>You will be forwarded automatically.</div>");
+    response.concat("<script type=\"text/javascript\">");
+    response.concat("window.addEventListener('load', function () {");
+    response.concat("   setTimeout(\"location.href = '/';\",10000);");
+    response.concat("});");
+    response.concat("</script>");
+    response.concat("</BODY></HTML>");
+}
+
 void WebCfgServer::buildMqttConfigHtml(String &response)
 {
     buildHtmlHeader(response);

WebCfgServer.h

@@ -36,7 +36,8 @@ private:
     bool processArgs(String& message);
     void buildHtml(String& response);
     void buildCredHtml(String& response);
-    void buildOtaHtml(String& response);
+    void buildOtaHtml(String& response, bool errored);
+    void buildOtaCompletedHtml(String& response);
     void buildMqttConfigHtml(String& response);
     void buildNukiConfigHtml(String& response);
     void buildConfirmHtml(String& response, const String &message, uint32_t redirectDelay = 5);