Add wipe state function and associated request handler

gcochard · Apr 28, 2023 · 05a2cb7 · 05a2cb7
1 parent 098a0a1
commit 05a2cb7
Showing 1 changed file with 35 additions and 2 deletions.
diff --git a/arduino-bsec-wifi.ino b/arduino-bsec-wifi.ino
@@ -136,6 +136,11 @@ bool loadState(Bsec2 bsec);
  */
 bool saveState(Bsec2 bsec);
 
+/**
+ * @brief : This function wipes the state stored in EEPROM
+ */
+bool wipeState(void);
+
 /* Create an object of the class Bsec2 */
 Bsec2 envSensor;
 #ifdef USE_EEPROM
@@ -889,7 +894,23 @@ bool saveState(Bsec2 bsec)
  println("");
 
  EEPROM.write(0, BSEC_MAX_STATE_BLOB_SIZE);
- EEPROM.commit();
+ return EEPROM.commit();
+#endif
+ return true;
+}
+
+bool wipeState()
+{
+#ifdef USE_EEPROM
+ /* Erase the EEPROM with zeroes */
+ println("Erasing EEPROM");
+
+ for (uint8_t i = 0; i <= BSEC_MAX_STATE_BLOB_SIZE; i++)
+ {
+ EEPROM.write(i, 0);
+ }
+
+ return EEPROM.commit();
 #endif
  return true;
 }
@@ -1013,8 +1034,20 @@ bool processOneRequest(WiFiClient &client){
  break;
  }
  } else if(req.getVerb() == Verb::Post){
- println("Updating state from post body");
+ println("Updating state from post body not yet implemented");
  client.println(req.getBody());
+ } else if(req.getVerb() == Verb::Delete){
+ println("Wiping state!");
+ bool wiped = wipeState();
+ printHead(client, 200, "text/html");
+ client.println("<!DOCTYPE HTML>");
+ client.println("<html><head></head><body>");
+ if(wiped) {
+ client.println("<p>Wiped state!</p>");
+ } else {
+ client.println("<p>Could not wipe state!</p>");
+ }
+ client.println("</body></html>");
  }
  } else if(req.getPath() == "/reset") {
  if(req.getVerb() == Verb::Post){