Adding diagnostics

platformio.ini

@@ -14,9 +14,7 @@ board = esp32dev
 framework = arduino
 lib_deps =
   WebSockets
-;board_build.f_cpu = 160000000L
-;build_type = debug
 
 ; upload via OTA
-;upload_protocol = espota
-;upload_port = 192.168.4.1
+upload_protocol = espota
+upload_port = 192.168.4.1

src/core/diagnostics_state.cpp

@@ -13,25 +13,29 @@ void DiagnosticsState::update()
     current.cpuFrequency =
         ESP.getCpuFreqMHz();
 
-    Serial.print("#update: ");
-    Serial.println(current.freeHeap);
-    Serial.println("Calling current from update");
-    getCurrent();
-    
+    history[historyIndex] = current;
+
+    historyIndex++;
+    if(historyIndex >= DIAGNOSTIC_HISTORY_SIZE)
+    {
+        historyIndex = 0;
+    }
 }
 
 
 
 DiagnosticSample DiagnosticsState::getCurrent()
 {
-    DiagnosticSample sample;
-    sample.timestamp = current.timestamp;
-    sample.freeHeap = current.freeHeap;
-    sample.minimumFreeHeap = current.minimumFreeHeap;
-    sample.cpuFrequency = current.cpuFrequency;
-
-    Serial.print("#getCurrent: ");
-    Serial.println(sample.freeHeap);
-    Serial.println(sample.timestamp);
-    return sample;
+    return current;
+}
+
+
+
+DiagnosticSample DiagnosticsState::getHistory(uint8_t index)
+{
+    if(index >= DIAGNOSTIC_HISTORY_SIZE)
+    {
+        return current;
+    }
+    return history[index];
 }

src/core/diagnostics_state.h

@@ -23,12 +23,12 @@ public:
 
 
     DiagnosticSample getCurrent();
-    //DiagnosticSample getHistory(uint8_t index);
+    DiagnosticSample getHistory(uint8_t index);
 
 
 private:
 
-    volatile DiagnosticSample current;
-    //DiagnosticSample history[DIAGNOSTIC_HISTORY_SIZE];
-    //uint8_t historyIndex = 0;
+    DiagnosticSample current;
+    DiagnosticSample history[DIAGNOSTIC_HISTORY_SIZE];
+    uint8_t historyIndex = 0;
 };

src/services/web_service.cpp

@@ -128,7 +128,6 @@ Firmware Version: <div id="firmware_version">Loading...</div>
 void WebService::broadcastState()
 {
     DiagnosticSample diagnostics = diagnosticsState.getCurrent();
-    Serial.println(diagnostics.freeHeap);
     String json = "{";
 
     // Opening system tag:
@@ -149,7 +148,6 @@ void WebService::broadcastState()
 
     json += "\"free_heap\":\"";
     json += diagnostics.freeHeap;
-    //json += ESP.getFreeHeap();
     json += "\",";
 
     json += "\"minimum_free_heap\":\"";
@@ -167,7 +165,7 @@ void WebService::broadcastState()
     json += "}";
 
 
-    //Serial.println(json);
+    Serial.println(json);
     webSocket.broadcastTXT(json);
 }
 
@@ -181,16 +179,6 @@ void WebService::begin() {
                     );    
     });
 
-    #ifdef DEBUGGING
-    // Prints out paths that are requested but not found.
-    server.onNotFound([this]() {
-        Serial.print("HTTP not found: ");
-        Serial.println(server.uri());
-        
-        server.send(404, "text/plain", "Not found");
-    });
-    #endif
-    
     server.begin();
 
     webSocket.begin();

src/services/web_service.h

@@ -22,8 +22,8 @@ private:
     WebServer server;
     WebSocketsServer webSocket;
 
-    DashboardState& dashboardState;
-    DiagnosticsState& diagnosticsState;
+    DashboardState dashboardState;
+    DiagnosticsState diagnosticsState;
 
     void handleWebSocketMessage(uint8_t clientNum, uint8_t *payload, size_t length);
     void broadcastState();