#include <SPI.h>
#include <WiFly.h>
#include "Credentials.h"
#include <dht.h>
#define dht_dpin A0 //no ; here. Set equal to channel sensor is on

dht DHT;


char token[] = "xxxxxxxxxxxxxxxxxxxxxx"; //@JoshCCA
char msg[45];
char temp[30];
char hum[30];
int f = 32;

char url[] = "arduino-tweet.appspot.com";
int hour = 3600000;
char hey[] = "hey";
WiFlyClient client( url, 80 );

#define PIN_SCE   7
#define PIN_RESET 6
#define PIN_DC    5
#define PIN_SDIN  4
#define PIN_SCLK  3

#define LCD_C     LOW
#define LCD_D     HIGH

#define LCD_X     84
#define LCD_Y     48

static const byte ASCII[][5] =
{
  {
    0x00, 0x00, 0x00, 0x00, 0x00  } // 20  
  ,{
    0x00, 0x00, 0x5f, 0x00, 0x00  } // 21 !
  ,{
    0x00, 0x07, 0x00, 0x07, 0x00  } // 22 "
  ,{
    0x14, 0x7f, 0x14, 0x7f, 0x14  } // 23 #
  ,{
    0x24, 0x2a, 0x7f, 0x2a, 0x12  } // 24 $
  ,{
    0x23, 0x13, 0x08, 0x64, 0x62  } // 25 %
  ,{
    0x36, 0x49, 0x55, 0x22, 0x50  } // 26 &
  ,{
    0x00, 0x05, 0x03, 0x00, 0x00  } // 27 '
  ,{
    0x00, 0x1c, 0x22, 0x41, 0x00  } // 28 (
  ,{
    0x00, 0x41, 0x22, 0x1c, 0x00  } // 29 )
  ,{
    0x14, 0x08, 0x3e, 0x08, 0x14  } // 2a *
  ,{
    0x08, 0x08, 0x3e, 0x08, 0x08  } // 2b +
  ,{
    0x00, 0x50, 0x30, 0x00, 0x00  } // 2c ,
  ,{
    0x08, 0x08, 0x08, 0x08, 0x08  } // 2d -
  ,{
    0x00, 0x60, 0x60, 0x00, 0x00  } // 2e .
  ,{
    0x20, 0x10, 0x08, 0x04, 0x02  } // 2f /
  ,{
    0x3e, 0x51, 0x49, 0x45, 0x3e  } // 30 0
  ,{
    0x00, 0x42, 0x7f, 0x40, 0x00  } // 31 1
  ,{
    0x42, 0x61, 0x51, 0x49, 0x46  } // 32 2
  ,{
    0x21, 0x41, 0x45, 0x4b, 0x31  } // 33 3
  ,{
    0x18, 0x14, 0x12, 0x7f, 0x10  } // 34 4
  ,{
    0x27, 0x45, 0x45, 0x45, 0x39  } // 35 5
  ,{
    0x3c, 0x4a, 0x49, 0x49, 0x30  } // 36 6
  ,{
    0x01, 0x71, 0x09, 0x05, 0x03  } // 37 7
  ,{
    0x36, 0x49, 0x49, 0x49, 0x36  } // 38 8
  ,{
    0x06, 0x49, 0x49, 0x29, 0x1e  } // 39 9
  ,{
    0x00, 0x36, 0x36, 0x00, 0x00  } // 3a :
  ,{
    0x00, 0x56, 0x36, 0x00, 0x00  } // 3b ;
  ,{
    0x08, 0x14, 0x22, 0x41, 0x00  } // 3c <
  ,{
    0x14, 0x14, 0x14, 0x14, 0x14  } // 3d =
  ,{
    0x00, 0x41, 0x22, 0x14, 0x08  } // 3e >
  ,{
    0x02, 0x01, 0x51, 0x09, 0x06  } // 3f ?
  ,{
    0x32, 0x49, 0x79, 0x41, 0x3e  } // 40 @
  ,{
    0x7e, 0x11, 0x11, 0x11, 0x7e  } // 41 A
  ,{
    0x7f, 0x49, 0x49, 0x49, 0x36  } // 42 B
  ,{
    0x3e, 0x41, 0x41, 0x41, 0x22  } // 43 C
  ,{
    0x7f, 0x41, 0x41, 0x22, 0x1c  } // 44 D
  ,{
    0x7f, 0x49, 0x49, 0x49, 0x41  } // 45 E
  ,{
    0x7f, 0x09, 0x09, 0x09, 0x01  } // 46 F
  ,{
    0x3e, 0x41, 0x49, 0x49, 0x7a  } // 47 G
  ,{
    0x7f, 0x08, 0x08, 0x08, 0x7f  } // 48 H
  ,{
    0x00, 0x41, 0x7f, 0x41, 0x00  } // 49 I
  ,{
    0x20, 0x40, 0x41, 0x3f, 0x01  } // 4a J
  ,{
    0x7f, 0x08, 0x14, 0x22, 0x41  } // 4b K
  ,{
    0x7f, 0x40, 0x40, 0x40, 0x40  } // 4c L
  ,{
    0x7f, 0x02, 0x0c, 0x02, 0x7f  } // 4d M
  ,{
    0x7f, 0x04, 0x08, 0x10, 0x7f  } // 4e N
  ,{
    0x3e, 0x41, 0x41, 0x41, 0x3e  } // 4f O
  ,{
    0x7f, 0x09, 0x09, 0x09, 0x06  } // 50 P
  ,{
    0x3e, 0x41, 0x51, 0x21, 0x5e  } // 51 Q
  ,{
    0x7f, 0x09, 0x19, 0x29, 0x46  } // 52 R
  ,{
    0x46, 0x49, 0x49, 0x49, 0x31  } // 53 S
  ,{
    0x01, 0x01, 0x7f, 0x01, 0x01  } // 54 T
  ,{
    0x3f, 0x40, 0x40, 0x40, 0x3f  } // 55 U
  ,{
    0x1f, 0x20, 0x40, 0x20, 0x1f  } // 56 V
  ,{
    0x3f, 0x40, 0x38, 0x40, 0x3f  } // 57 W
  ,{
    0x63, 0x14, 0x08, 0x14, 0x63  } // 58 X
  ,{
    0x07, 0x08, 0x70, 0x08, 0x07  } // 59 Y
  ,{
    0x61, 0x51, 0x49, 0x45, 0x43  } // 5a Z
  ,{
    0x00, 0x7f, 0x41, 0x41, 0x00  } // 5b [
  ,{
    0x02, 0x04, 0x08, 0x10, 0x20  } // 5c ¥
  ,{
    0x00, 0x41, 0x41, 0x7f, 0x00  } // 5d ]
  ,{
    0x04, 0x02, 0x01, 0x02, 0x04  } // 5e ^
  ,{
    0x40, 0x40, 0x40, 0x40, 0x40  } // 5f _
  ,{
    0x00, 0x01, 0x02, 0x04, 0x00  } // 60 `
  ,{
    0x20, 0x54, 0x54, 0x54, 0x78  } // 61 a
  ,{
    0x7f, 0x48, 0x44, 0x44, 0x38  } // 62 b
  ,{
    0x38, 0x44, 0x44, 0x44, 0x20  } // 63 c
  ,{
    0x38, 0x44, 0x44, 0x48, 0x7f  } // 64 d
  ,{
    0x38, 0x54, 0x54, 0x54, 0x18  } // 65 e
  ,{
    0x08, 0x7e, 0x09, 0x01, 0x02  } // 66 f
  ,{
    0x0c, 0x52, 0x52, 0x52, 0x3e  } // 67 g
  ,{
    0x7f, 0x08, 0x04, 0x04, 0x78  } // 68 h
  ,{
    0x00, 0x44, 0x7d, 0x40, 0x00  } // 69 i
  ,{
    0x20, 0x40, 0x44, 0x3d, 0x00  } // 6a j 
  ,{
    0x7f, 0x10, 0x28, 0x44, 0x00  } // 6b k
  ,{
    0x00, 0x41, 0x7f, 0x40, 0x00  } // 6c l
  ,{
    0x7c, 0x04, 0x18, 0x04, 0x78  } // 6d m
  ,{
    0x7c, 0x08, 0x04, 0x04, 0x78  } // 6e n
  ,{
    0x38, 0x44, 0x44, 0x44, 0x38  } // 6f o
  ,{
    0x7c, 0x14, 0x14, 0x14, 0x08  } // 70 p
  ,{
    0x08, 0x14, 0x14, 0x18, 0x7c  } // 71 q
  ,{
    0x7c, 0x08, 0x04, 0x04, 0x08  } // 72 r
  ,{
    0x48, 0x54, 0x54, 0x54, 0x20  } // 73 s
  ,{
    0x04, 0x3f, 0x44, 0x40, 0x20  } // 74 t
  ,{
    0x3c, 0x40, 0x40, 0x20, 0x7c  } // 75 u
  ,{
    0x1c, 0x20, 0x40, 0x20, 0x1c  } // 76 v
  ,{
    0x3c, 0x40, 0x30, 0x40, 0x3c  } // 77 w
  ,{
    0x44, 0x28, 0x10, 0x28, 0x44  } // 78 x
  ,{
    0x0c, 0x50, 0x50, 0x50, 0x3c  } // 79 y
  ,{
    0x44, 0x64, 0x54, 0x4c, 0x44  } // 7a z
  ,{
    0x00, 0x08, 0x36, 0x41, 0x00  } // 7b {
  ,{
    0x00, 0x00, 0x7f, 0x00, 0x00  } // 7c |
  ,{
    0x00, 0x41, 0x36, 0x08, 0x00  } // 7d }
  ,{
    0x10, 0x08, 0x08, 0x10, 0x08  } // 7e ←
  ,{
    0x78, 0x46, 0x41, 0x46, 0x78  } // 7f →
};

void LcdCharacter(char character)
{
  LcdWrite(LCD_D, 0x00);
  for (int index = 0; index < 5; index++)
  {
    LcdWrite(LCD_D, ASCII[character - 0x20][index]);
  }
  LcdWrite(LCD_D, 0x00);
}

void LcdClear(void)
{
  for (int index = 0; index < LCD_X * LCD_Y / 8; index++)
  {
    LcdWrite(LCD_D, 0x00);
  }
}

void LcdInitialise(void)
{
  pinMode(PIN_SCE, OUTPUT);
  pinMode(PIN_RESET, OUTPUT);
  pinMode(PIN_DC, OUTPUT);
  pinMode(PIN_SDIN, OUTPUT);
  pinMode(PIN_SCLK, OUTPUT);
  digitalWrite(PIN_RESET, LOW);
  digitalWrite(PIN_RESET, HIGH);
  LcdWrite(LCD_C, 0x21 );  // LCD Extended Commands.
  LcdWrite(LCD_C, 0xB1 );  // Set LCD Vop (Contrast). 
  LcdWrite(LCD_C, 0x04 );  // Set Temp coefficent. //0x04
  LcdWrite(LCD_C, 0x14 );  // LCD bias mode 1:48. //0x13
  LcdWrite(LCD_C, 0x0C );  // LCD in normal mode.
  LcdWrite(LCD_C, 0x20 );
  LcdWrite(LCD_C, 0x0C );
}

void LcdString(char *characters)
{
  while (*characters)
  {
    LcdCharacter(*characters++);
  }
}

void LcdWrite(byte dc, byte data)
{
  digitalWrite(PIN_DC, dc);
  digitalWrite(PIN_SCE, LOW);
  shiftOut(PIN_SDIN, PIN_SCLK, MSBFIRST, data);
  digitalWrite(PIN_SCE, HIGH);
}


void setup() {

  Serial.begin(9600);

  WiFly.begin();

  if (WiFly.join(ssid)) {
    Serial.print("Associated with ");
    Serial.println(ssid);
  }
  else {
    Serial.println("Association failed.");
    while (0) {
      // Hang on failure.
    }
  }  

}

void loop() {
  DHT.read11(dht_dpin);
  DHT.temperature = DHT.temperature + f; //converts temperature to fahrenheit
 
   

    Serial.print("Current humidity = ");
    Serial.print(DHT.humidity);
    Serial.print("% ");
    Serial.print("temperature = ");
    Serial.print(DHT.temperature); 
    Serial.println("F");

dtostrf(DHT.humidity, 0, 2, hum);
dtostrf(DHT.temperature, 0, 2, temp);



  LcdInitialise();
  LcdClear();

  LcdString(hum);
  LcdString(" ");

  LcdString(temp);
  

  Serial.print("connecting to ");
  Serial.println( url);
  String humidity(hum);
  String startOfMsg("Humidity: " + humidity);
  String temperature(temp);
  String endOfMsg("Temperature: " + temperature);
  String clock(millis()); //clock time to differentiate between identical hum and temp values
  String fullMsg( startOfMsg + "%" + " " + endOfMsg + "F" + " " + "(" + "#" + clock + ")");
  for ( int i = 0; i < sizeof( msg ); i++ ) {
    msg[i] = '\0';
  }
  fullMsg.toCharArray( msg, fullMsg.length() + 1 );
   

  if (client.connect()) {
    Serial.println("connected");
    client.println("POST http://arduino-tweet.appspot.com/update HTTP/1.0");
    client.print("Content-Length: ");
    client.println(strlen(msg)+strlen(token)+14);
    client.println();
    client.print("token=");
    client.print(token);
    client.print("&status=");
    client.println(msg);
    Serial.println(msg);
    Serial.println(strlen(msg));
  } 
  else {
    Serial.println("connection failed");
  }
 
  if ( client.available()) {
    char c = client.read();
    Serial.print(c);
  }
  

  if (!client.connected()) {
    Serial.println();
    Serial.println("disconnecting.");
    Serial.println(strlen(msg));
    client.stop();
  }
  delay(600000);
}