/*
MIT License

Copyright (c) 2021-22 Magnus

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
 */
#ifndef SRC_HELPER_HPP_
#define SRC_HELPER_HPP_

// Includes
#include <main.hpp>

#define ERR_FILENAME "/error.log"
#define ERR_COUNT 15

#define RUNTIME_FILENAME "/runtime.log"

// tcp cleanup
void tcp_cleanup();

// Sleep mode
void deepSleep(int t);

// Show build options
void printBuildOptions();

// Data conversion
double convertToPlato(double sg);
double convertToSG(double plato);
float convertCtoF(float c);
float convertFtoC(float f);

// url encode/decode
String urldecode(String str);
String urlencode(String str);

// Float to String
char* convertFloatToString(float f, char* buf, int dec = 2);
float reduceFloatPrecision(float f, int dec = 2);

// Logging via serial
void printTimestamp(Print* _logOutput, int _logLevel);
void printNewline(Print* _logOutput);
void printHeap(String prefix = "HELP");

// Classes
class SerialDebug {
 public:
  explicit SerialDebug(const uint32_t serialSpeed = 115200L);
  static Logging* getLog() { return &Log; }
};

class ErrorFileLog {
 private:
  String _errors[ERR_COUNT];

 public:
  ErrorFileLog();
  void addEntry(String error);
  void save();
};

class FloatHistoryLog {
 private:
  String _fName;
  float _average = 0;
  float _runTime[10] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
  int _count = 0;
  void save();

 public:
  explicit FloatHistoryLog(String fName);
  void addEntry(float time);
  float getAverage() { return _average; }
};

class BatteryVoltage {
 private:
  float _batteryLevel;

 public:
  void read();
  float getVoltage() { return _batteryLevel; }
};

#if defined(COLLECT_PERFDATA)

class PerfLogging {
 private:
  struct PerfEntry {
    uint32_t start;   // millis()
    uint32_t end;     // millis()
    uint32_t max;     // max time in ms
    const char* key;  // measurement

    PerfEntry* next;  // Next in the linked list

    float mA;  // Power consumption
    float V;   // Power consumption
  };

  PerfEntry* first = 0;
  bool measurePower = false;

  PerfEntry* find(const char* k) {
    if (first == 0) return 0;

    PerfEntry* pe = first;

    while (strcmp(k, pe->key) != 0) {
      if (pe->next == 0) return 0;
      pe = pe->next;
    }
    return pe;
  }

  PerfEntry* add(const char* k) {
    if (first == 0) {
      first = new PerfEntry();
      first->key = k;
      first->next = 0;
      first->max = 0;
      return first;
    }

    PerfEntry* pe = first;

    while (strcmp(k, pe->key) != 0) {
      if (pe->next == 0) {
        pe->next = new PerfEntry();
        pe->next->key = k;
        pe->next->max = 0;
        pe->next->next = 0;
        return pe->next;
      }

      pe = pe->next;
    }

    return pe;
  }

 public:
  void clear();
  void start(const char* key);
  void stop(const char* key);
  void print();
  void pushInflux();
};

extern PerfLogging myPerfLogging;

// Use these to collect performance data from various parts of the code
#define LOG_PERF_START(s) myPerfLogging.start(s)
#define LOG_PERF_STOP(s) myPerfLogging.stop(s)
// #define LOG_PERF_PRINT() myPerfLogging.print()
#define LOG_PERF_PRINT()
#define LOG_PERF_CLEAR() myPerfLogging.clear()
#define LOG_PERF_PUSH() myPerfLogging.pushInflux()

#else

// These will disable the performance collection function
#define LOG_PERF_START(s)
#define LOG_PERF_STOP(s)
#define LOG_PERF_PRINT()
#define LOG_PERF_CLEAR()
#define LOG_PERF_PUSH()

#endif  // COLLECT_PERFDATA

// Global instance created
extern SerialDebug mySerial;
extern BatteryVoltage myBatteryVoltage;

#endif  // SRC_HELPER_HPP_

// EOF