#include "Serializer.h"

#include <iostream>
#include <string>

#include "Base64.h"

void Serializer::writeByte(char val) { buffer_.push_back(val); }

void Serializer::writeInt(int val) {
  int b1 = (val & 0x000000FF) >> 0;
  int b2 = (val & 0x0000FF00) >> 8;
  int b3 = (val & 0x00FF0000) >> 16;
  int b4 = (val & 0xFF000000) >> 24;
  writeByte(b1);
  writeByte(b2);
  writeByte(b3);
  writeByte(b4);
}

void Serializer::writeLong(long val) {
  long i1 = val & 0xFFFFFFFF;
  long i2 = (val - i1) / 0x100000000;
  writeInt(i1);
  writeInt(i2);
}

void Serializer::writeColor(int val) {
  switch (val) {
    case 0x1: {
      // Black
      writeByte(0xFF);
      writeByte(0xFF);
      writeByte(0xFF);
      writeByte(0xFF);
      break;
    }
    case 0x2: {
      // White
      writeByte(0x00);
      writeByte(0x00);
      writeByte(0x00);
      writeByte(0xFF);
      break;
    }
    case 0x3: {
      // Red
      writeByte(0xFF);
      writeByte(0x00);
      writeByte(0x00);
      writeByte(0xFF);
      break;
    }
    case 0x4: {
      // Purple
      writeByte(0x80);
      writeByte(0x00);
      writeByte(0x80);
      writeByte(0xFF);
      break;
    }
    case 0x5: {
      // Green
      writeByte(0x00);
      writeByte(0xFF);
      writeByte(0x00);
      writeByte(0xFF);
      break;
    }
    case 0x6: {
      // Cyan
      writeByte(0x00);
      writeByte(0xFF);
      writeByte(0xFF);
      writeByte(0xFF);
      break;
    }
    case 0x7: {
      // Magenta
      writeByte(0xFF);
      writeByte(0x00);
      writeByte(0xFF);
      writeByte(0xFF);
      break;
    }
    case 0x8: {
      // Yellow
      writeByte(0xFF);
      writeByte(0xFF);
      writeByte(0x00);
      writeByte(0xFF);
      break;
    }
    case 0x9: {
      // Blue
      writeByte(0x00);
      writeByte(0x00);
      writeByte(0xFF);
      writeByte(0xFF);
      break;
    }
    case 0xA: {
      // Orange
      writeByte(0xFF);
      writeByte(0x8C);
      writeByte(0x00);
      writeByte(0xFF);
      break;
    }
    case 0xF: {
      // X????
      break;
    }
  }
}

void Serializer::writeString(const std::string& val) {
  writeInt(val.length());
  for (char ch : val) {
    writeByte(ch);
  }
}

std::string Serializer::str() const {
  int i = 0;
  for (char ch : buffer_) {
    std::cout << std::hex << static_cast<int>(ch);
    if (i++ % 4 == 3) {
      std::cout << " ";
    }
  }
  std::cout << std::endl;

  return "_" + macaron::Base64::Encode(buffer_);
}