// binary serial send&receive

#include "BinarySerial.h"

BinarySerial BSerial;
#define Serial BSerial // for convenience, so can use "Serial.print"

int pinState = 1;

byte testFile[1024];
char testString[] = "hello my name is test file and this is a second chunk, and a million more chunks.\r\n\
2=hello my name is test file and this is a second chunk, and a million more chunks\r\n\
3=hello my name is test file and this is a second chunk, and a million more chunks\r\n\
4=hello my name is test file and this is a second chunk, and a million more chunks\r\n\
5=hello my name is test file and this is a second chunk, and a million more chunks\r\n\
6=hello my name is test file and this is a second chunk, and a million more chunks\r\n\
7=hello my name is test file and this is a second chunk, and a million more chunks\r\n\
8=hello my name is test file and this is a second chunk, and a million more chunks\r\n\
9=hello my name is test file and this is a second chunk, and a million more chunks\r\n\
10=hello my name is test file and this is a second chunk, and a million more chunks";


struct specialBytes {
  byte sendFile = 0x41; //65  0x41 A
  byte log = 0x4C;      //76  0x4C L
} specByte;

void sendLog(char* str) {
  BSerial.startMsg(specByte.log);
  BSerial.addString(str);
  BSerial.endMsg();
}

void setup() {
  pinMode(4, INPUT_PULLUP);

  //for (int i = 0; i < strlen(testString); i++) {
  //  testFile[i] = testString[i];
  //}
  for (int i = 0; i < 1024; i++) {
    testFile[i] = i;
  }

  // register function for processing complete serial msgs
  // set cmd bytes for serial stream
  BSerial.begin(230400, &receiveSerialMsg, &receiveSerialLog, &receiveSerialMulti);
  Serial.println("Started Binary Serial");
  Serial.print("Testing line1");
  Serial.println(" and line 2");

}

void loop() {
  // process bytes in serial buffer
  BSerial.receiveBytes();

  if (pinState != digitalRead(4)) {
    pinState = digitalRead(4);
    if (pinState == 0) buttonPress();
  }
  

  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
}

bool strEqual(const char* a, const char* b) { return strcmp(a, b) == 0; }

void receiveSerialMsg(byte header, byte* msg, int len) {
  // file requested
  if (header == specByte.sendFile) {
    //char fileName[] = "test.txt";
    //BSerial.sendMulti(&testFile[0], strlen(testString), &fileName[0]);
    //BSerial.sendMulti(&testFile[0], 1024, &fileName[0]);
    Serial.println("does nothing, reimpl with JSON fileCmd");
  }
}

void receiveSerialLog(byte* msg, int len) {
  // sorta useless, no real use for log messages PC -> device.
  // maybe generating device log files?
  // won't even Serial.print here, since goes straight back to where it came from
}

void receiveSerialMulti(byte* msg, byte* info, int len) {
  Serial.println("unhandled MULTI transfer");
}


void buttonPress() {
  //sendMulti(&testFile[0], 1024);
}