feat: implement OTA update functionality with backup and restore for configurations

src/ota.cpp

@@ -0,0 +1,192 @@
+#include <Arduino.h>
+#include <website.h>
+#include <commonFS.h>
+
+// Globale Variablen für Config Backups hinzufügen
+String bambuCredentialsBackup;
+String spoolmanUrlBackup;
+
+// Globale Variable für den Update-Typ
+static int currentUpdateCommand = 0;
+
+// Globale Update-Variablen
+static size_t updateTotalSize = 0;
+static size_t updateWritten = 0;
+static bool isSpiffsUpdate = false;
+
+
+void backupJsonConfigs() {
+    // Bambu Credentials backup
+    if (SPIFFS.exists("/bambu_credentials.json")) {
+        File file = SPIFFS.open("/bambu_credentials.json", "r");
+        if (file) {
+            bambuCredentialsBackup = file.readString();
+            file.close();
+            Serial.println("Bambu credentials backed up");
+        }
+    }
+
+    // Spoolman URL backup
+    if (SPIFFS.exists("/spoolman_url.json")) {
+        File file = SPIFFS.open("/spoolman_url.json", "r");
+        if (file) {
+            spoolmanUrlBackup = file.readString();
+            file.close();
+            Serial.println("Spoolman URL backed up");
+        }
+    }
+}
+
+void restoreJsonConfigs() {
+    // Restore Bambu credentials
+    if (bambuCredentialsBackup.length() > 0) {
+        File file = SPIFFS.open("/bambu_credentials.json", "w");
+        if (file) {
+            file.print(bambuCredentialsBackup);
+            file.close();
+            Serial.println("Bambu credentials restored");
+        }
+        bambuCredentialsBackup = ""; // Clear backup
+    }
+
+    // Restore Spoolman URL
+    if (spoolmanUrlBackup.length() > 0) {
+        File file = SPIFFS.open("/spoolman_url.json", "w");
+        if (file) {
+            file.print(spoolmanUrlBackup);
+            file.close();
+            Serial.println("Spoolman URL restored");
+        }
+        spoolmanUrlBackup = ""; // Clear backup
+    }
+}
+
+void sendUpdateProgress(int progress, const char* status = nullptr, const char* message = nullptr) {
+    static int lastSentProgress = -1;
+    
+    // Verhindere zu häufige Updates
+    if (progress == lastSentProgress && !status && !message) {
+        return;
+    }
+    
+    String progressMsg = "{\"type\":\"updateProgress\",\"progress\":" + String(progress);
+    if (status) {
+        progressMsg += ",\"status\":\"" + String(status) + "\"";
+    }
+    if (message) {
+        progressMsg += ",\"message\":\"" + String(message) + "\"";
+    }
+    progressMsg += "}";
+    
+    // Sende die Nachricht mehrmals mit Verzögerung für wichtige Updates
+    if (status || abs(progress - lastSentProgress) >= 10 || progress == 100) {
+        for (int i = 0; i < 2; i++) {
+            ws.textAll(progressMsg);
+            delay(100);  // Längerer Delay zwischen Nachrichten
+        }
+    } else {
+        ws.textAll(progressMsg);
+        delay(50);
+    }
+    
+    lastSentProgress = progress;
+}
+
+void handleUpdate(AsyncWebServer &server) {
+    AsyncCallbackWebHandler* updateHandler = new AsyncCallbackWebHandler();
+    updateHandler->setUri("/update");
+    updateHandler->setMethod(HTTP_POST);
+    
+    updateHandler->onUpload([](AsyncWebServerRequest *request, String filename,
+                             size_t index, uint8_t *data, size_t len, bool final) {
+        if (!index) {
+            updateTotalSize = request->contentLength();
+            updateWritten = 0;
+            isSpiffsUpdate = (filename.indexOf("website") > -1);
+            
+            if (isSpiffsUpdate) {
+                // Backup vor dem Update
+                sendUpdateProgress(0, "backup", "Backing up configurations...");
+                delay(200);
+                backupJsonConfigs();
+                delay(200);
+                
+                const esp_partition_t *partition = esp_partition_find_first(ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_DATA_SPIFFS, NULL);
+                if (!partition || !Update.begin(partition->size, U_SPIFFS)) {
+                    request->send(400, "application/json", "{\"success\":false,\"message\":\"Update initialization failed\"}");
+                    return;
+                }
+                sendUpdateProgress(5, "starting", "Starting SPIFFS update...");
+                delay(200);
+            } else {
+                if (!Update.begin(updateTotalSize)) {
+                    request->send(400, "application/json", "{\"success\":false,\"message\":\"Update initialization failed\"}");
+                    return;
+                }
+                sendUpdateProgress(0, "starting", "Starting firmware update...");
+                delay(200);
+            }
+        }
+
+        if (len) {
+            if (Update.write(data, len) != len) {
+                request->send(400, "application/json", "{\"success\":false,\"message\":\"Write failed\"}");
+                return;
+            }
+            
+            updateWritten += len;
+            int currentProgress;
+            
+            // Berechne den Fortschritt basierend auf dem Update-Typ
+            if (isSpiffsUpdate) {
+                // SPIFFS: 5-75% für Upload
+                currentProgress = 5 + (updateWritten * 100) / updateTotalSize;
+            } else {
+                // Firmware: 0-100% für Upload
+                currentProgress = 1 + (updateWritten * 100) / updateTotalSize;
+            }
+            
+            static int lastProgress = -1;
+            if (currentProgress != lastProgress && (currentProgress % 10 == 0 || final)) {
+                sendUpdateProgress(currentProgress, "uploading");
+                oledShowMessage("Update: " + String(currentProgress) + "%");
+                delay(50);
+                lastProgress = currentProgress;
+            }
+        }
+
+        if (final) {
+            if (Update.end(true)) {
+                if (isSpiffsUpdate) {
+                    restoreJsonConfigs();
+                }
+            } else {
+                request->send(400, "application/json", "{\"success\":false,\"message\":\"Update finalization failed\"}");
+            }
+        }
+    });
+
+    updateHandler->onRequest([](AsyncWebServerRequest *request) {
+        if (Update.hasError()) {
+            request->send(400, "application/json", "{\"success\":false,\"message\":\"Update failed\"}");
+            return;
+        }
+
+        // Erste 100% Nachricht
+        ws.textAll("{\"type\":\"updateProgress\",\"progress\":100,\"status\":\"success\",\"message\":\"Update successful! Restarting device...\"}");
+        delay(2000);  // Längerer Delay für die erste Nachricht
+        
+        AsyncWebServerResponse *response = request->beginResponse(200, "application/json", 
+            "{\"success\":true,\"message\":\"Update successful! Restarting device...\"}");
+        response->addHeader("Connection", "close");
+        request->send(response);
+        
+        // Zweite 100% Nachricht zur Sicherheit
+        ws.textAll("{\"type\":\"updateProgress\",\"progress\":100,\"status\":\"success\",\"message\":\"Update successful! Restarting device...\"}");
+        delay(3000);  // Noch längerer Delay vor dem Neustart
+        
+        ESP.restart();
+    });
+
+    server.addHandler(updateHandler);
+}

src/ota.h

@@ -0,0 +1,9 @@
+#ifndef OTA_H
+#define OTA_H
+
+#include <ArduinoOTA.h>
+#include <ESPAsyncWebServer.h>
+
+void handleUpdate(AsyncWebServer &server);
+
+#endif

src/website.cpp

@@ -9,6 +9,7 @@
 #include "esp_task_wdt.h"
 #include <Update.h>
 #include "display.h"
+#include "ota.h"
 
 #ifndef VERSION
   #define VERSION "1.1.0"
@@ -23,48 +24,6 @@ AsyncWebSocket ws("/ws");
 uint8_t lastSuccess = 0;
 uint8_t lastHasReadRfidTag = 0;
 
-// Globale Variablen für Config Backups hinzufügen
-String bambuCredentialsBackup;
-String spoolmanUrlBackup;
-
-// Globale Variable für den Update-Typ
-static int currentUpdateCommand = 0;
-
-// Globale Update-Variablen
-static size_t updateTotalSize = 0;
-static size_t updateWritten = 0;
-static bool isSpiffsUpdate = false;
-
-void sendUpdateProgress(int progress, const char* status = nullptr, const char* message = nullptr) {
-    static int lastSentProgress = -1;
-    
-    // Verhindere zu häufige Updates
-    if (progress == lastSentProgress && !status && !message) {
-        return;
-    }
-    
-    String progressMsg = "{\"type\":\"updateProgress\",\"progress\":" + String(progress);
-    if (status) {
-        progressMsg += ",\"status\":\"" + String(status) + "\"";
-    }
-    if (message) {
-        progressMsg += ",\"message\":\"" + String(message) + "\"";
-    }
-    progressMsg += "}";
-    
-    // Sende die Nachricht mehrmals mit Verzögerung für wichtige Updates
-    if (status || abs(progress - lastSentProgress) >= 10 || progress == 100) {
-        for (int i = 0; i < 2; i++) {
-            ws.textAll(progressMsg);
-            delay(100);  // Längerer Delay zwischen Nachrichten
-        }
-    } else {
-        ws.textAll(progressMsg);
-        delay(50);
-    }
-    
-    lastSentProgress = progress;
-}
 
 void onWsEvent(AsyncWebSocket *server, AsyncWebSocketClient *client, AwsEventType type, void *arg, uint8_t *data, size_t len) {
     if (type == WS_EVT_CONNECT) {
@@ -207,105 +166,6 @@ void sendAmsData(AsyncWebSocketClient *client) {
     }
 }
 
-void handleUpdate(AsyncWebServer &server) {
-    AsyncCallbackWebHandler* updateHandler = new AsyncCallbackWebHandler();
-    updateHandler->setUri("/update");
-    updateHandler->setMethod(HTTP_POST);
-    
-    updateHandler->onUpload([](AsyncWebServerRequest *request, String filename,
-                             size_t index, uint8_t *data, size_t len, bool final) {
-        if (!index) {
-            updateTotalSize = request->contentLength();
-            updateWritten = 0;
-            isSpiffsUpdate = (filename.indexOf("website") > -1);
-            
-            if (isSpiffsUpdate) {
-                // Backup vor dem Update
-                sendUpdateProgress(0, "backup", "Backing up configurations...");
-                delay(200);
-                backupJsonConfigs();
-                delay(200);
-                
-                const esp_partition_t *partition = esp_partition_find_first(ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_DATA_SPIFFS, NULL);
-                if (!partition || !Update.begin(partition->size, U_SPIFFS)) {
-                    request->send(400, "application/json", "{\"success\":false,\"message\":\"Update initialization failed\"}");
-                    return;
-                }
-                sendUpdateProgress(5, "starting", "Starting SPIFFS update...");
-                delay(200);
-            } else {
-                if (!Update.begin(updateTotalSize)) {
-                    request->send(400, "application/json", "{\"success\":false,\"message\":\"Update initialization failed\"}");
-                    return;
-                }
-                sendUpdateProgress(0, "starting", "Starting firmware update...");
-                delay(200);
-            }
-        }
-
-        if (len) {
-            if (Update.write(data, len) != len) {
-                request->send(400, "application/json", "{\"success\":false,\"message\":\"Write failed\"}");
-                return;
-            }
-            
-            updateWritten += len;
-            int currentProgress;
-            
-            // Berechne den Fortschritt basierend auf dem Update-Typ
-            if (isSpiffsUpdate) {
-                // SPIFFS: 5-75% für Upload
-                currentProgress = 5 + (updateWritten * 100) / updateTotalSize;
-            } else {
-                // Firmware: 0-100% für Upload
-                currentProgress = 1 + (updateWritten * 100) / updateTotalSize;
-            }
-            
-            static int lastProgress = -1;
-            if (currentProgress != lastProgress && (currentProgress % 10 == 0 || final)) {
-                sendUpdateProgress(currentProgress, "uploading");
-                oledShowMessage("Update: " + String(currentProgress) + "%");
-                delay(50);
-                lastProgress = currentProgress;
-            }
-        }
-
-        if (final) {
-            if (Update.end(true)) {
-                if (isSpiffsUpdate) {
-                    restoreJsonConfigs();
-                }
-            } else {
-                request->send(400, "application/json", "{\"success\":false,\"message\":\"Update finalization failed\"}");
-            }
-        }
-    });
-
-    updateHandler->onRequest([](AsyncWebServerRequest *request) {
-        if (Update.hasError()) {
-            request->send(400, "application/json", "{\"success\":false,\"message\":\"Update failed\"}");
-            return;
-        }
-
-        // Erste 100% Nachricht
-        ws.textAll("{\"type\":\"updateProgress\",\"progress\":100,\"status\":\"success\",\"message\":\"Update successful! Restarting device...\"}");
-        delay(2000);  // Längerer Delay für die erste Nachricht
-        
-        AsyncWebServerResponse *response = request->beginResponse(200, "application/json", 
-            "{\"success\":true,\"message\":\"Update successful! Restarting device...\"}");
-        response->addHeader("Connection", "close");
-        request->send(response);
-        
-        // Zweite 100% Nachricht zur Sicherheit
-        ws.textAll("{\"type\":\"updateProgress\",\"progress\":100,\"status\":\"success\",\"message\":\"Update successful! Restarting device...\"}");
-        delay(3000);  // Noch längerer Delay vor dem Neustart
-        
-        ESP.restart();
-    });
-
-    server.addHandler(updateHandler);
-}
-
 void setupWebserver(AsyncWebServer &server) {
     // Deaktiviere alle Debug-Ausgaben
     Serial.setDebugOutput(false);
@@ -534,50 +394,3 @@ void setupWebserver(AsyncWebServer &server) {
     server.begin();
     Serial.println("Webserver gestartet");
 }
-
-
-void backupJsonConfigs() {
-    // Bambu Credentials backup
-    if (SPIFFS.exists("/bambu_credentials.json")) {
-        File file = SPIFFS.open("/bambu_credentials.json", "r");
-        if (file) {
-            bambuCredentialsBackup = file.readString();
-            file.close();
-            Serial.println("Bambu credentials backed up");
-        }
-    }
-
-    // Spoolman URL backup
-    if (SPIFFS.exists("/spoolman_url.json")) {
-        File file = SPIFFS.open("/spoolman_url.json", "r");
-        if (file) {
-            spoolmanUrlBackup = file.readString();
-            file.close();
-            Serial.println("Spoolman URL backed up");
-        }
-    }
-}
-
-void restoreJsonConfigs() {
-    // Restore Bambu credentials
-    if (bambuCredentialsBackup.length() > 0) {
-        File file = SPIFFS.open("/bambu_credentials.json", "w");
-        if (file) {
-            file.print(bambuCredentialsBackup);
-            file.close();
-            Serial.println("Bambu credentials restored");
-        }
-        bambuCredentialsBackup = ""; // Clear backup
-    }
-
-    // Restore Spoolman URL
-    if (spoolmanUrlBackup.length() > 0) {
-        File file = SPIFFS.open("/spoolman_url.json", "w");
-        if (file) {
-            file.print(spoolmanUrlBackup);
-            file.close();
-            Serial.println("Spoolman URL restored");
-        }
-        spoolmanUrlBackup = ""; // Clear backup
-    }
-}

src/website.h

@@ -19,7 +19,6 @@ extern AsyncWebSocket ws;
 
 // Server-Initialisierung und Handler
 void initWebServer();
-void handleUpload(AsyncWebServerRequest *request, String filename, size_t index, uint8_t *data, size_t len, bool final);
 void handleBody(AsyncWebServerRequest *request, uint8_t *data, size_t len, size_t index, size_t total);
 void setupWebserver(AsyncWebServer &server);
 
@@ -29,8 +28,4 @@ void sendNfcData(AsyncWebSocketClient *client);
 void foundNfcTag(AsyncWebSocketClient *client, uint8_t success);
 void sendWriteResult(AsyncWebSocketClient *client, uint8_t success);
 
-// Upgrade-Funktionen
-void backupJsonConfigs();
-void restoreJsonConfigs();
-
 #endif