Merge pull request #108 from airgradienthq/feature/press-button-for-offline-mode

Display show message for offline/online mode

examples/OneOpenAir/OneOpenAir.ino

@@ -90,7 +90,6 @@ static LocalServer localServer(Serial, openMetrics, measurements, configuration,
 static int pmFailCount = 0;
 static uint32_t factoryBtnPressTime = 0;
 static int getCO2FailCount = 0;
-static bool offlineMode = false;
 static AgFirmwareMode fwMode = FW_MODE_I_9PSL;
 
 static bool ledBarButtonTest = false;
@@ -175,8 +174,30 @@ void setup() {
       }
     } else {
       ledBarEnabledUpdate();
-      connectToWifi = true;
     }
+
+    /** Show message confirm offline mode. */
+    oledDisplay.setText(
+        "Press now for",
+        configuration.isOfflineMode() ? "online mode" : "offline mode", "");
+    uint32_t startTime = millis();
+    while (true) {
+      if (ag->button.getState() == ag->button.BUTTON_PRESSED) {
+        configuration.setOfflineMode(!configuration.isOfflineMode());
+
+        oledDisplay.setText(
+        "Offline Mode",
+        configuration.isOfflineMode() ? " = True" : "  = False", "");
+        delay(1000);
+        break;
+      }
+      uint32_t periodMs = (uint32_t)(millis() - startTime);
+      if (periodMs >= 3000) {
+        break;
+      }
+    }
+    connectToWifi = !configuration.isOfflineMode();
+
   } else {
     connectToWifi = true;
   }
@@ -210,8 +231,6 @@ void setup() {
         } else {
           ledBarEnabledUpdate();
         }
-      } else {
-        offlineMode = true;
       }
     }
   }
@@ -259,9 +278,9 @@ void loop() {
     }
   }
 
-  /** Auto reset external watchdog timer on offline mode and
-   * postDataToAirGradient disabled. */
-  if (offlineMode || (configuration.isPostDataToAirGradient() == false)) {
+  /** Auto reset watchdog timer if offline mode or postDataToAirGradient */
+  if (configuration.isOfflineMode() ||
+      (configuration.isPostDataToAirGradient() == false)) {
     watchdogFeedSchedule.run();
   }
 
@@ -612,7 +631,7 @@ static void oneIndoorInit(void) {
   }
 
   /** Run LED test on start up */
-  oledDisplay.setText("Press now for", "LED test &", "offline mode");
+  oledDisplay.setText("Press now for", "LED test", "");
   ledBarButtonTest = false;
   uint32_t stime = millis();
   while (true) {

src/AgConfigure.h

@@ -8,31 +8,6 @@
 
 class Configuration : public PrintLog {
 private:
-  struct Config {
-    char model[20];
-    char country[3]; /** Country name has only 2 character, ex: TH = Thailand */
-    char mqttBroker[256]; /** MQTT broker URI */
-    bool inUSAQI; /** If PM standard "ugm3"  inUSAQI = false, otherwise is true
-                   */
-    bool inF;     /** Temperature unit F */
-    bool postDataToAirGradient;   /** If true, monitor will not POST data to
-                                    airgradient server. Make sure no error
-                                    message shown on monitor */
-    uint8_t configurationControl; /** If true, configuration from airgradient
-                               server will be ignored */
-    bool displayMode;             /** true if enable display */
-    uint8_t useRGBLedBar;
-    uint8_t abcDays;
-    uint8_t ledBarBrightness;
-    uint8_t displayBrightness;
-    int tvocLearningOffset;
-    int noxLearningOffset;
-    char temperatureUnit; // 'f' or 'c'
-    time_t lastOta;
-
-    uint32_t _check;
-  };
-  struct Config config;
   bool co2CalibrationRequested;
   bool ledBarTestRequested;
   bool udpated;
@@ -57,6 +32,7 @@ private:
   String getPMStandardString(bool usaqi);
   String getDisplayModeString(bool dispMode);
   String getAbcDayString(int value);
+  void toConfig(const char* buf);
 
 public:
   Configuration(Stream &debugLog);
@@ -102,6 +78,8 @@ public:
   int getLastOta(void);
   void updateLastOta(void);
   String newFirmwareVersion(void);
+  bool isOfflineMode(void);
+  void setOfflineMode(bool offline);
 };
 
 #endif /** _AG_CONFIG_H_ */