// Helene Martin, CSE 142
// Pronmpts the user for a search word and displays all movies
// from the IMDB top 250 movies that match that word, case-insensitively.
import java.io.*;
import java.util.*;

public class IMDBSearcherv2 {
   public static void main(String[] args) throws FileNotFoundException {
      printIntro();
      
      Scanner console = new Scanner(System.in);
      System.out.print("Search word: ");
      String searchWord = console.next();
		
      int matches = 0;
      Scanner fileScan = new Scanner(new File("imdb.txt"));
      String dataLine = find(searchWord, fileScan);
      if (dataLine.length() > 0) {
         System.out.println("Rank    Votes   Rating  Title");

         while (dataLine.length() > 0) {
            printMovie(dataLine);
            matches++;
            dataLine = find(searchWord, fileScan);
         }
      }
      System.out.println(matches + " matches.");
   }
   
   // Prints the introduction.
   public static void printIntro() {
      System.out.println("This program will allow you to search the");
      System.out.println("imdb top 250 movies for a particular phrase.");
      System.out.println();   
   }   
   
   // Searches for and returns the next line of the given input that contains
   // the given phrase.  Returns an empty string if not found   
   public static String find(String searchWord, Scanner fileScan) {
      while (fileScan.hasNextLine()) {
         String dataLine = fileScan.nextLine();
         String dataLineLC = dataLine.toLowerCase();
         
         if (dataLineLC.contains(searchWord.toLowerCase())) {
            return dataLine;
         }
      }   
      return "";
   }
   
   // Formats a movie's data for output.
   // Note: we need to use a Scanner for the line because the output
   // has data in a different order than the input
   public static void printMovie(String dataLine) {
      Scanner lineScan = new Scanner(dataLine);
      
      int ranking = lineScan.nextInt();
      double rating = lineScan.nextDouble();
      int votes = lineScan.nextInt();
      String title = "";
      while (lineScan.hasNext()) {
         title += lineScan.next() + " ";
      }
      
      System.out.println(ranking + "\t" + votes + "\t" + 
                         rating + "\t" + title);
   }
}