From 701043b4a34dfed4d342e0d9a0425e45483b2723 Mon Sep 17 00:00:00 2001
From: Bertrand Lemasle <blemasle@gmail.com>
Date: Thu, 2 Aug 2018 22:35:07 +1200
Subject: [PATCH] Added alerts conditions and framework

---
 GpsTracker/Alerts.cpp | 43 +++++++++++++++++++++++++++++++++++++++++++
 GpsTracker/Alerts.h   | 16 ++++++++++++++++
 GpsTracker/Config.h   |  6 ++++++
 3 files changed, 65 insertions(+)
 create mode 100644 GpsTracker/Alerts.cpp
 create mode 100644 GpsTracker/Alerts.h

diff --git a/GpsTracker/Alerts.cpp b/GpsTracker/Alerts.cpp
new file mode 100644
index 0000000..2023741
--- /dev/null
+++ b/GpsTracker/Alerts.cpp
@@ -0,0 +1,43 @@
+#pragma once
+
+#include "Alerts.h"
+#include "Config.h"
+
+namespace alerts {
+
+	uint8_t _alerts = 0;
+
+	uint8_t getTriggered(PositionEntryMetadata &metadata) {
+		config_t* config = &config::main::value;
+		uint8_t result = 0;
+
+		if (metadata.temperature == ALERT_RTC_TEMPERATURE_FAILURE && !bitRead(_alerts, ALERT_RTC_FAILURE)) {
+			bitSet(result, ALERT_RTC_FAILURE);
+		}
+
+		if (metadata.batteryLevel <= config->alertBatteryLevel1 && !bitRead(_alerts, ALERT_BATTERY_LEVEL_1)) {
+			bitSet(result, ALERT_BATTERY_LEVEL_1);
+		}
+
+		if (metadata.batteryLevel <= config->alertBatteryLevel2 && !bitRead(_alerts, ALERT_BATTERY_LEVEL_2)) {
+			bitSet(result, ALERT_BATTERY_LEVEL_2);
+		}
+
+		return result;
+	}
+
+	void clear(PositionEntryMetadata &metadata) {
+		config_t* config = &config::main::value;
+		uint8_t clearMask = 0;
+
+		if (bitRead(_alerts, ALERT_RTC_FAILURE) && metadata.temperature != ALERT_RTC_TEMPERATURE_FAILURE) {
+			bitSet(clearMask, ALERT_RTC_FAILURE);
+		}
+
+		if (_alerts & (_BV(ALERT_BATTERY_LEVEL_1) | _BV(ALERT_BATTERY_LEVEL_2) && metadata.temperature >= config->alertBatteryLevelClear)) {
+			clearMask |= _BV(ALERT_BATTERY_LEVEL_1) | _BV(ALERT_BATTERY_LEVEL_2);
+		}
+
+		_alerts &= ~clearMask;
+	}
+}
diff --git a/GpsTracker/Alerts.h b/GpsTracker/Alerts.h
new file mode 100644
index 0000000..5117792
--- /dev/null
+++ b/GpsTracker/Alerts.h
@@ -0,0 +1,16 @@
+#pragma once
+
+#include "Positions.h"
+
+#define ALERT_BATTERY_LEVEL_1	1
+#define ALERT_BATTERY_LEVEL_2	2
+#define ALERT_RTC_FAILURE		3
+
+namespace alerts {
+
+	extern uint8_t _alerts;
+
+	uint8_t getTriggered(PositionEntryMetadata &metadata);
+	inline void add(uint8_t mask) { _alerts |= mask; }
+	void clear(PositionEntryMetadata &metadata);
+}
diff --git a/GpsTracker/Config.h b/GpsTracker/Config.h
index 54e776e..d5935e4 100644
--- a/GpsTracker/Config.h
+++ b/GpsTracker/Config.h
@@ -43,6 +43,8 @@
 #define NETWORK_DEFAULT_NO_NETWORK_QUALITY_THRESHOLD	8
 #define NETWORK_DEFAULT_NO_NETWORK_TRIES				5
 
+#define ALERT_RTC_TEMPERATURE_FAILURE					0
+
 #pragma endregion
 
 struct sleepTimings_t {
@@ -60,6 +62,10 @@ struct config_t {
 #if BACKUP_ENABLE_NETWORK
 	networkConfig_t network;
 #endif
+	uint8_t alertBatteryLevel1;
+	uint8_t alertBatteryLevel2;
+	uint8_t alertBatteryLevelClear;
+	char contactPhone[15];
 };
 
 namespace config {