// Modified from Daniel Shiffman's example
/**
 * Code kinda works online, but better within Processing.
 */

PImage img; 
PFont f;

String typing = "";
String savedZip = "";
String weather = "";
String location ="";


int temp = 0;
String[] otherside;    // The array to hold all of the text
int counter = 0; 
int counterCounter = 0;
int counterIncrement = 50; // speed of text display
boolean hasZip = false;


// We will use spaces and punctuation as delimiters
String delimiters = " ,.?!;:[]-";

void setup() { 
  smooth();
  size(700,512);
  f = loadFont("Harrington-25.vlw");
  // println(temp);    //show switch/case in print line
  //frameRate(2);

  // Make a new instance of a PImage by loading an image file
  img = loadImage("wood_window_web.jpg");  //the window




}

void draw() {
  background(0);
  //The image() function displays the image at a location-in this case the point (0,0).
  image(img,0,0); //placement of image

  textFont(f);
  // textMode(SCREEN);
  fill(25); // almost true black
  // Display all the stuff we want to display
  text("What does it feel like out?",185,40);
  text("Enter U.S. zip code & press return to get a reading.",65,485);
  fill(255,0,0); // red 
  text(typing,53,330); //zip code input
  text(savedZip,53,330); //zip code
  text(weather,53,175);
  text("°F",580,175); // degrees farenheit
  text(temp,550,175);
  text(location,620,200); //city location

  // some zip codes to try: 90210 - L.A., 10003 - Downtown NYC, 99501 - Anchorage, AK, 
  // 96801 - Honolulu, HI, 85001 - Phoenix, AZ, 53201 - Milwaukee, WI
  // 98101 - Seattle, WA,  60601 - Chicago, IL

  if (hasZip == true){
    String theword = otherside[counter];
    fill(255);
    text(theword,280,250);
    if (counterCounter >= counterIncrement){
      counter = (counter + 1) % otherside.length;  // move onto the next word
      counterCounter = 20;  
    }
    counterCounter ++;
  }
  // Draw a little thermometer based on the temperature
  // stroke(125);
  // fill(255,0,0);
  // rect(100,270,temp*2,20);
}


void keyPressed(){
  //If the return key is pressed, save the String and clear it
  if (key == '\n'){
    savedZip = typing;
    getWeather(savedZip);
    typing = "";

  } 
  else {
    typing = typing + key;
    savedZip = "";
  }
}

void getWeather(String saved) {
  //Get all the HTML/XML source code into an array of strings (each line is one element in the array)
  String url = "http://itp.nyu.edu/icm/proxy/proxy.php?url=http://xml.weather.yahoo.com/forecastrss?p=" + saved;   // using our php proxy to allow it to work in a browser
  String[] lines = loadStrings(url);
  
  for(int i=0;i<lines.length;i++){
   println(lines[i]);
 }

  String xml = join(lines, " "); // Get rid of the array and make it one very long String


  // Searching for weather condition
  String lookfor = "<yweather:condition  text=\"";
  String end = "\"";
  weather = giveMe(xml,lookfor,end);

  // Searching for temperature
  lookfor = "temp=\"";
  temp = int(giveMe(xml,lookfor,end));
  int switchTemp = round(temp/10); // 10 degree increments
  //println(getPoem(switchTemp));
  // need to allow poem text to be displayed
  hasZip = true;
  processURLtoText(getPoem(switchTemp));

  // Searching for location
  lookfor = "<yweather:location text=\"";




}

// Display poem for appropriate temperature range (in 10 degree increments)
String getPoem(int _switchTemp)
{
  String url;
  switch(_switchTemp)
  {
  case 0: // Temp= 0'F - 10'F
    url = "Silence.txt";
    //println("Switch ="+_switchTemp);
    return url;
  case 1: // Temp = 11'F - 20'F
    url = "freezing.txt";
    // println("Switch ="+_switchTemp);
    return url;
  case 2: // Temp = 21'F - 30'F
    url = "Cold.txt";
    // println("Switch ="+_switchTemp);
    return url;
  case 3:  // Temp = 31'F - 40'F
    url = "nothing_gold.txt";
    // println("Switch ="+_switchTemp);
    return url;
  case 4: // Temp = 41'F - 50'F
    url = "chill.txt";
    // println("Switch ="+_switchTemp);
    return url;
  case 5:  // Temp = 51'F - 60'F
    url = "life_light.txt";
    // println("Switch ="+_switchTemp);
    return url;
  case 6:  // Temp = 61'F - 70'F
    url = "Mild.txt";
    // println("Switch ="+_switchTemp);
    return url;
  case 7:  // Temp = 71'F - 80'F
    url = "warm.txt";
    //  println("Switch ="+_switchTemp);
    return url;
  case 8:  // Temp = 81'F - 90'F
    url = "To_One_in_Paradise.txt";
    //  println("Switch ="+_switchTemp);
    return url;
  case 9:  // Temp = 91'F - 100'F
    url = "hot.txt";
    //   println("Switch ="+_switchTemp);
    return url;
  case 10: // Temp = 101'F - 110'F
    url = "on_the_other_side.txt";
    //   println("Switch ="+_switchTemp);
    return url;
  default:
    //  println("Switch out of bounds");
    return "broken";
  }
}

void processURLtoText(String _url){
  String[] rawtext = loadStrings(_url);

  // Join the big array together as one long string
  String everything = join(rawtext, "" );

  otherside = splitTokens(everything,delimiters); 
}


// A function that returns a substring between two substrings
String giveMe(String s, String before, String after) {
  String found = "";
  int start = s.indexOf(before);  // Find the index of the beginning tag
  if (start == -1) return ""; // If we don't find anything, send back a blank String
  start += before.length(); // Move to the end of the beginning tag
  int end = s.indexOf(after,start); // Find the index of the end tag
  if (end == -1) return ""; // If we don't find the end tag, send back a blank String
  return s.substring(start,end); // Return the text in between
}