45 lines
1016 B
C++
45 lines
1016 B
C++
#pragma once
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#include <Arduino.h>
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#include <BluetoothSerial.h>
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struct SensorReading {
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unsigned long timestamp;
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float temperature;
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float humidity;
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float illuminance;
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uint16_t soilMoisture;
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};
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class SensorLogger {
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public:
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static constexpr size_t kMaxLogEntries = 2000;
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void begin(uint8_t soilPin, const char* bluetoothName);
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bool update();
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const SensorReading& latest() const;
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bool hasReading() const;
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private:
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static constexpr unsigned long kMeasureIntervalMs = 3600000UL;
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void readAndStore();
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void processBluetooth();
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void processCommand(const String& command);
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void sendLog();
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void clearLog();
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unsigned long currentTimestamp() const;
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BluetoothSerial bluetooth_;
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SensorReading log_[kMaxLogEntries] = {};
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SensorReading latest_ = {};
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size_t logStart_ = 0;
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size_t logCount_ = 0;
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uint8_t soilPin_ = 0;
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unsigned long lastMeasure_ = 0;
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unsigned long epochOffset_ = 0;
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bool timeSynchronized_ = false;
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const char* bluetoothName_ = "";
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String commandBuffer_;
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};
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