#include "../core/options.h"
#if DSP_MODEL==DSP_ST7735

#include "displayST7735.h"
#include "fonts/bootlogo40.h"
#include "../core/spidog.h"
#include "../core/config.h"
#include "../core/network.h"

#ifndef DEF_SPI_FREQ
#define DEF_SPI_FREQ        26000000UL      /*  set it to 0 for system default */
#endif

#define TAKE_MUTEX() sdog.takeMutex()
#define GIVE_MUTEX() sdog.giveMutex()

#if DSP_HSPI
DspCore::DspCore(): Adafruit_ST7735(&SPI2, TFT_CS, TFT_DC, TFT_RST) {}
#else
DspCore::DspCore(): Adafruit_ST7735(&SPI, TFT_CS, TFT_DC, TFT_RST) {}
#endif

#include "tools/utf8RusGFX.h"

void DspCore::initDisplay() {
  initR(DTYPE);
  if(DEF_SPI_FREQ > 0) setSPISpeed(DEF_SPI_FREQ);
  cp437(true);
  invert();
  flip();
  setTextWrap(false);
  
  plItemHeight = playlistConf.widget.textsize*(CHARHEIGHT-1)+playlistConf.widget.textsize*4;
  plTtemsCount = round((float)height()/plItemHeight);
  if(plTtemsCount%2==0) plTtemsCount++;
  plCurrentPos = plTtemsCount/2;
  plYStart = (height() / 2 - plItemHeight / 2) - plItemHeight * (plTtemsCount - 1) / 2 + playlistConf.widget.textsize*2;
}

void DspCore::drawLogo(uint16_t top) {
#ifdef DSP_MINI
  drawRGBBitmap((DSP_WIDTH - 62) / 2, 5, bootlogo40, 62, 40);
#else
  //drawRGBBitmap((DSP_WIDTH - 99) / 2, 18, bootlogo2, 99, 64);
  drawRGBBitmap((DSP_WIDTH - 62) / 2, 34, bootlogo40, 62, 40);
#endif
}

void DspCore::printPLitem(uint8_t pos, const char* item, ScrollWidget& current){
  setTextSize(playlistConf.widget.textsize);
  if (pos == plCurrentPos) {
    current.setText(item);
  } else {
    uint8_t plColor = (abs(pos - plCurrentPos)-1)>4?4:abs(pos - plCurrentPos)-1;
    setTextColor(config.theme.playlist[plColor], config.theme.background);
    setCursor(TFT_FRAMEWDT, plYStart + pos * plItemHeight);
    fillRect(0, plYStart + pos * plItemHeight - 1, width(), plItemHeight - 2, config.theme.background);
    print(utf8Rus(item, true));
  }
}

void DspCore::drawPlaylist(uint16_t currentItem) {
  uint8_t lastPos = config.fillPlMenu(currentItem - plCurrentPos, plTtemsCount);
  if(lastPos<plTtemsCount){
    fillRect(0, lastPos*plItemHeight+plYStart, width(), height()/2, config.theme.background);
  }
}

void DspCore::clearDsp(bool black) {
  fillScreen(black?0:config.theme.background);
}

GFXglyph *pgm_read_glyph_ptr(const GFXfont *gfxFont, uint8_t c) {
  return gfxFont->glyph + c;
}

uint8_t DspCore::_charWidth(unsigned char c){
  GFXglyph *glyph = pgm_read_glyph_ptr(&DS_DIGI28pt7b, c - 0x20);
  return pgm_read_byte(&glyph->xAdvance);
}

uint16_t DspCore::textWidth(const char *txt){
  uint16_t w = 0, l=strlen(txt);
  for(uint16_t c=0;c<l;c++) w+=_charWidth(txt[c]);
  return w;
}

void DspCore::_getTimeBounds() {
  _timewidth = textWidth(_timeBuf);
  char buf[4];
  strftime(buf, 4, "%H", &network.timeinfo);
  _dotsLeft=textWidth(buf);
}

void DspCore::_clockSeconds(){
  setTextSize(1);
  setFont(&DS_DIGI28pt7b);
  setTextColor((network.timeinfo.tm_sec % 2 == 0) ? config.theme.clock : (CLOCKFONT_MONO?config.theme.clockbg:config.theme.background), config.theme.background);
  setCursor(_timeleft+_dotsLeft, clockTop);
  print(":");                                     /* print dots */
  setFont();
}

void DspCore::_clockDate(){ }

void DspCore::_clockTime(){
  if(_oldtimeleft>0 && !CLOCKFONT_MONO) dsp.fillRect(_oldtimeleft,  clockTop-clockTimeHeight+1, _oldtimewidth, clockTimeHeight, config.theme.background);
  _timeleft = (width()/2 - _timewidth/2)+clockRightSpace;
  setTextSize(1);
  setFont(&DS_DIGI28pt7b);
  
  if(CLOCKFONT_MONO) {
    setCursor(_timeleft, clockTop);
    setTextColor(config.theme.clockbg, config.theme.background);
    print("88:88");
  }
  setTextColor(config.theme.clock, config.theme.background);
  setCursor(_timeleft, clockTop);
  print(_timeBuf);
  setFont();
  strlcpy(_oldTimeBuf, _timeBuf, sizeof(_timeBuf));
  _oldtimewidth = _timewidth;
  _oldtimeleft = _timeleft;
}

void DspCore::printClock(uint16_t top, uint16_t rightspace, uint16_t timeheight, bool redraw){
  clockTop = top;
  clockRightSpace = rightspace;
  clockTimeHeight = timeheight;
  strftime(_timeBuf, sizeof(_timeBuf), "%H:%M", &network.timeinfo);
  if(strcmp(_oldTimeBuf, _timeBuf)!=0 || redraw){
    _getTimeBounds();
    _clockTime();
  }
  _clockSeconds();
}

void DspCore::clearClock(){
  dsp.fillRect(_timeleft,  clockTop-clockTimeHeight, _timewidth, clockTimeHeight+1, config.theme.background);
}

void DspCore::startWrite(void) {
  TAKE_MUTEX();
  Adafruit_ST7735::startWrite();
}

void DspCore::endWrite(void) {
  Adafruit_ST7735::endWrite();
  GIVE_MUTEX();
}

void DspCore::loop(bool force) { }

void DspCore::charSize(uint8_t textsize, uint8_t& width, uint16_t& height){
  width = textsize * CHARWIDTH;
  height = textsize * CHARHEIGHT;
}

void DspCore::setTextSize(uint8_t s){
  Adafruit_GFX::setTextSize(s);
}

void DspCore::flip(){
  if(ROTATE_90){
    setRotation(config.store.flipscreen?2:0);
  }else{
    setRotation(config.store.flipscreen?3:1);
  }
}

void DspCore::invert(){
  invertDisplay((DTYPE==INITR_MINI160x80)?!config.store.invertdisplay:config.store.invertdisplay);
}

void DspCore::sleep(void) { 
  enableSleep(true); delay(150); enableDisplay(false); delay(150);
}
void DspCore::wake(void) { 
  enableDisplay(true); delay(150); enableSleep(false); delay(150);
}

void DspCore::writePixel(int16_t x, int16_t y, uint16_t color) {
  if(_clipping){
    if ((x < _cliparea.left) || (x > _cliparea.left+_cliparea.width) || (y < _cliparea.top) || (y > _cliparea.top + _cliparea.height)) return;
  }
  Adafruit_ST7735::writePixel(x, y, color);
}

void DspCore::writeFillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color) {
  if(_clipping){
    if ((x < _cliparea.left) || (x >= _cliparea.left+_cliparea.width) || (y < _cliparea.top) || (y > _cliparea.top + _cliparea.height))  return;
  }
  Adafruit_ST7735::writeFillRect(x, y, w, h, color);
}

void DspCore::setClipping(clipArea ca){
  _cliparea = ca;
  _clipping = true;
}

void DspCore::clearClipping(){
  _clipping = false;
}

void DspCore::setNumFont(){
  setFont(&DS_DIGI28pt7b);
  setTextSize(1);
}

#endif