Webdav test - SPIFFS setup

lib/session/MeasurementSession.h

@@ -18,6 +18,7 @@ public:
     bool addPoint(Measurement_T measurement) {
         const bool successful = currentChunk->addPoint(measurement);
         if (!successful) {
+            Serial.println("Starting session rotate");
             rotate();
             const bool secondInsertSuccess = currentChunk->addPoint(measurement);
             assert(secondInsertSuccess, "Session: insertion after rotation failed");
@@ -77,6 +78,8 @@ private:
     void saveChunkToFile(Chunk_T *chunk) const {
         const uint32_t chunkNr = chunk->getStartIndex() / CHUNK_SIZE;
         const auto fileName = chunkFileName(chunkNr, chunk->getStartTime());
+        Serial.print("Writing session to file ");
+        Serial.println(fileName);
         Writer writer( fileName );
         chunk->serialize(writer.encoder());
     };

lib/session/SpiffsStorage.h

@@ -7,13 +7,26 @@ class SpiffsStorageWriter {
 public:
     SpiffsStorageWriter(const String &fileName) :
             f_(SPIFFS.open(fileName, "w")),
-            encoder_(&f_) {}
-
+            encoder_(&f_),
+            fileName_(fileName)
+    {
+        Serial.println("Opened file for writing successful?");
+        bool success = f_;
+        Serial.println(success);
+    }
+    ~SpiffsStorageWriter() {
+        f_.close();
+        Serial.print("Closing file: ");
+        Serial.println(fileName_);
+        Serial.print("File exists: ");
+        Serial.println(SPIFFS.exists(fileName_));
+    }
     StreamingMsgPackEncoder<File> &encoder() { return encoder_; }
 
 private:
     File f_;
     StreamingMsgPackEncoder<File> encoder_;
+    String fileName_;
 };
 
 
@@ -23,6 +36,9 @@ public:
     SpiffsStorageReader(const String &fileName) :
             f_(SPIFFS.open(fileName, "w"))
     {}
+    ~SpiffsStorageReader() {
+        f_.close();
+    }
 
     uint32_t readBytes(char *buffer, size_t length) {
         return f_.readBytes(buffer, length);