#define LGFX_USE_V1
#include <LovyanGFX.hpp>
#include "Matouch7.h"
#include "JpegFunc.h"

#include <WiFiMulti.h>
#include <HTTPClient.h>
#include "SPIFFS.h"
#include "FS.h"
#include "SD_MMC.h"
#include <ArduinoJson.h>
#include "SPIFFS.h"
#include <Chrono.h>

// microSD card
#define PIN_SD_CMD  11
#define PIN_SD_CLK  12
#define PIN_SD_D0   13

static LGFX lcd;  
WiFiMulti wifiMulti;
Chrono timer; 

String googleKey = "";
String my_coordinate="";  
String ISS = "";
int zoom=1;
int distance;
char charBuffer[50];
float latISS,lonISS;

bool FORMAT = false;

static int jpegDrawCallback(JPEGDRAW *pDraw)
{
    // Serial.printf("Draw pos = %d,%d. size = %d x %d\n", pDraw->x, pDraw->y, pDraw->iWidth, pDraw->iHeight);
    // gfx->draw16bitBeRGBBitmap(pDraw->x, pDraw->y, pDraw->pPixels, pDraw->iWidth, pDraw->iHeight);
    lcd.pushImageDMA(pDraw->x, pDraw->y, pDraw->iWidth, pDraw->iHeight, (lgfx::swap565_t *)pDraw->pPixels);
    return 1;
}

void setup() {

  Serial.begin(115200);
  /* SD_MMC */
  SD_MMC.setPins(PIN_SD_CLK, PIN_SD_CMD, PIN_SD_D0);
  if (!SD_MMC.begin("/sdcard", true, true)) Serial.println("Card Mount Failed");
  else Serial.println("Card Mounted");
  
  /* SPIFFS */
  SPIFFS.begin(true);
     if(!SPIFFS.begin()) Serial.println("SPIFFS Mount Failed");
     else Serial.println("SPIFFS Mount!");
  listAllFiles();
  if (FORMAT)
  {
    Serial.println("Start formatting SPIFFS");
    bool formatted = SPIFFS.format();
    if(formatted) Serial.println("\n\nSuccess formatting");
    else Serial.println("\n\nError formatting");
    Serial.println("\n\n----Listing files after format----");
    listAllFiles();
  }
  
  lcd.init();
  lcd.setRotation(0); 
  lcd.fillScreen(TFT_BLACK);
  lcd.setTextColor(TFT_DARKGREY,TFT_WHITE);
  lcd.setTextSize (2);
  // Set datum to Middle Right
  lcd.setTextDatum(MC_DATUM);
     
  initWifi();
  ISS = ISSCoord();
  
  downloadFile("http://maps.googleapis.com/maps/api/staticmap?center=0,0&zoom=" + String(zoom) + 
         "&format=jpg-baseline&size=640x420&maptype=roadmap&markers=size:tiny%7C" + my_coordinate + 
         "&markers=icon:https://images.srad.jp/topics/iss_64.png%7Cshadow:false%7C" + ISS + "&key=" + googleKey, "/staticmap.jpg");

  
  jpegDraw("/staticmap.jpg", jpegDrawCallback, true , 80 , 20 , 640 , 420);  
  Serial.println("\n\nfile-copy......");
  File sourceFile = SPIFFS.open("/staticmap.jpg");
  File destFile = SD_MMC.open("/staticmap.jpg", FILE_WRITE);
  static uint8_t buf[512];
  while( sourceFile.read( buf, 512) ) {
    destFile.write( buf, 512 );
}
destFile.close();
sourceFile.close();
Serial.println("Filecopy ready");    

while(true) {};
}

void loop() {
  ISS = ISSCoord();
  distance = int(distanceToISS(51.841570,4.162640,latISS,lonISS));
  sprintf(charBuffer,"%05d km",distance);
  lcd.drawString(charBuffer, 740, 310, 1);
  if (timer.hasPassed(10000))  // every 60 seconds
  {
    timer.restart(); 
    downloadFile("http://maps.googleapis.com/maps/api/staticmap?center="+ISS+"&zoom=" + String(2) + 
         "&format=jpg-baseline&size=664x420&maptype=roadmap&markers=size:tiny%7C" + my_coordinate + 
         "&markers=icon:https://images.srad.jp/topics/iss_64.png%7Cshadow:false%7C" + ISS + "&key=" + googleKey, "/staticmap.jpg");
    delay(1000);
    //jpegDraw("/staticmap.jpg", jpegDrawCallback, true , 80 , 20 , 640 , 420);  
  } 
}

void listAllFiles(){
  File root = SPIFFS.open("/");
  File file = root.openNextFile();
  while(file){
      Serial.print("FILE: ");
      Serial.println(file.name());
      file = root.openNextFile();
  }
 
}