From 87fe6c6e7a64dd441a08a70953ea53210b20375e Mon Sep 17 00:00:00 2001
From: klaute <klaute@gmx.de>
Date: Sat, 2 Feb 2019 10:09:00 +0100
Subject: [PATCH] Added battery charging states.

---
 firmware/config.h     |  7 ++++++-
 firmware/firmware.ino | 17 ++++++++++++-----
 firmware/influxdb.ino |  9 +++++++--
 firmware/sensors.ino  | 13 +++++++++++++
 4 files changed, 38 insertions(+), 8 deletions(-)
 mode change 100755 => 100644 firmware/config.h
 mode change 100755 => 100644 firmware/sensors.ino

diff --git a/firmware/config.h b/firmware/config.h
old mode 100755
new mode 100644
index 2274575..da0ab0e
--- a/firmware/config.h
+++ b/firmware/config.h
@@ -8,6 +8,12 @@
 #define SENSOR_WINDSPEED      3
 #define SENSOR_PRESSURE       4
 #define SENSOR_BAT_VOLTAGE    5
+#define SENSOR_ESAVEMODE      6
+#define SENSOR_BATCHARGESTATE 7
+
+#define BAT_CHARGE_STATE_CHARGED     2.0
+#define BAT_CHARGE_STATE_CHARGING    1.0
+#define BAT_CHARGE_STATE_NOTCHARGING 0.0
 
 #define WIFI_AUTOCONNECT_TIMEOUT_S    60
 #define WIFI_CONFIG_PORTAL_TIMEOUT_S  60
@@ -35,4 +41,3 @@
 #define INITIAL_WEBSERVER_TIME 20
 
 #endif
-
diff --git a/firmware/firmware.ino b/firmware/firmware.ino
index a2f608c..bb01514 100644
--- a/firmware/firmware.ino
+++ b/firmware/firmware.ino
@@ -33,10 +33,10 @@
 
 //*************************************************************************//
 
-float currentSensorData[6] = {0.0, 0.0, 0.0, 0.0, 0.0, 0.0};
+float currentSensorData[8] = {0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0};
 
-uint16_t update_sensor_cnt    = 0;
-uint16_t update_webserver_cnt = 0;
+uint16_t update_sensor_cnt      = 0;
+uint16_t update_webserver_cnt   = 0;
 uint16_t energySavingIterations = 0;
 
 WiFiManager wifiManager;
@@ -179,6 +179,7 @@ void loop() {
   }
 #endif
 
+
   _loop();
 
   //Needed to give WIFI time to function properly
@@ -202,15 +203,19 @@ void _loop() {
     currentSensorData[SENSOR_LIGHT]       = fetchLight();
     currentSensorData[SENSOR_PRESSURE]    = fetchPressure();
 #ifdef BATTERY_POWERED
-    currentSensorData[SENSOR_BAT_VOLTAGE] = getBatteryVoltage();
+    currentSensorData[SENSOR_BAT_VOLTAGE]    = getBatteryVoltage();
+    currentSensorData[SENSOR_BATCHARGESTATE] = isBatCharging();
 #else
-    currentSensorData[SENSOR_BAT_VOLTAGE] = 0xFFFFFFFF;
+    currentSensorData[SENSOR_BAT_VOLTAGE]    = 0xFFFFFFFF;
+    currentSensorData[SENSOR_BATCHARGESTATE] = 0xFFFFFFFF;
 #endif
     // Disable expensive tasks
     if (energySavingMode() == 0) {
       currentSensorData[SENSOR_WINDSPEED] = fetchWindspeed();
+      currentSensorData[SENSOR_ESAVEMODE] = 1.0;
     } else {
       currentSensorData[SENSOR_WINDSPEED] = 0xFFFFFFFF;
+      currentSensorData[SENSOR_ESAVEMODE] = 0.0;
     }
 
 #ifdef DEBUG
@@ -222,6 +227,8 @@ void _loop() {
     Serial.println("Windspeed: " + String(currentSensorData[SENSOR_WINDSPEED]) + " km/h");
     Serial.println("Pressure: " + String(currentSensorData[SENSOR_PRESSURE]) + " hPa");
     Serial.println("Bat Voltage: " + String(currentSensorData[SENSOR_BAT_VOLTAGE]) + " V");
+    Serial.println("Bat charge state: " + String(currentSensorData[SENSOR_BATCHARGESTATE]));
+    Serial.println("Energy saving: " + String(currentSensorData[SENSOR_ESAVEMODE]));
 #endif
 
     delay(100);
diff --git a/firmware/influxdb.ino b/firmware/influxdb.ino
index e6aea1b..a26ff12 100644
--- a/firmware/influxdb.ino
+++ b/firmware/influxdb.ino
@@ -7,7 +7,9 @@ void pushToInfluxDB(String device, float sensorValues[]) {
                + ",light=" + String(sensorValues[SENSOR_LIGHT])
                + ",windspeed=" + String(sensorValues[SENSOR_WINDSPEED])
                + ",pressure=" + String(sensorValues[SENSOR_PRESSURE])
-               + ",batvoltage=" + String(sensorValues[SENSOR_BAT_VOLTAGE]);
+               + ",batvoltage=" + String(sensorValues[SENSOR_BAT_VOLTAGE])
+               + ",esavemode=" + String(sensorValues[SENSOR_ESAVEMODE])
+               + ",batchargestate=" + String(sensorValues[SENSOR_BATCHARGESTATE]);
 
   Serial.println(msg);
   #endif
@@ -27,6 +29,9 @@ void pushToInfluxDB(String device, float sensorValues[]) {
       influxdb.write("weather,device=" + device + " pressure=" + String(sensorValues[SENSOR_PRESSURE]));
     if (!(isnan(sensorValues[SENSOR_BAT_VOLTAGE])))
       influxdb.write("weather,device=" + device + " batvoltage=" + String(sensorValues[SENSOR_BAT_VOLTAGE]));
+    if (!(isnan(sensorValues[SENSOR_ESAVEMODE])))
+      influxdb.write("weather,device=" + device + " esavemode=" + String(sensorValues[SENSOR_ESAVEMODE]));
+    if (!(isnan(sensorValues[SENSOR_BATCHARGESTATE])))
+      influxdb.write("weather,device=" + device + " batchargestate=" + String(sensorValues[SENSOR_BATCHARGESTATE]));
   } while (influxdb.response() != DB_SUCCESS and tries < 5);
 }
-
diff --git a/firmware/sensors.ino b/firmware/sensors.ino
old mode 100755
new mode 100644
index 820650c..a503a3b
--- a/firmware/sensors.ino
+++ b/firmware/sensors.ino
@@ -61,4 +61,17 @@ float getBatteryVoltage() {
   float volt = raw / 1023.0;
   return volt * 4.2;
 }
+
+float isBatCompletelyCharged() {
+  if (HIGH == digitalRead(BAT_CHARGED_PIN))
+  {
+    return BAT_CHARGE_STATE_CHARGED;
+  } else if (HIGH == digitalRead(BAT_CHARGING_PIN))
+  {
+    return BAT_CHARGE_STATE_CHARGING;
+  }
+
+  return BAT_CHARGE_STATE_NOTCHARGING;
+}
+
 #endif