import java.util.*;
import java.io.*;
import java.util.stream.*;

public class PokemonSearch { 
   public static void main(String[] args) throws FileNotFoundException{
      Scanner s = new Scanner(new File("pokemon.csv"));
      s.nextLine();
      
      // A list of all the Pokemon in the file
      List<Pokemon> pokedex = new LinkedList<Pokemon>();
      // A map from each Pokemon name to it's Pokemon object,
      Map<String, Pokemon> pokeMap = new HashMap<String, Pokemon>();
      
      while (s.hasNextLine()) {
         String line = s.nextLine();
         Pokemon pokemon = new Pokemon(line);
         pokedex.add(pokemon);
         pokeMap.put(pokemon.name, pokemon);
      }
      
      // Print out all the pokemon names
      pokedex                            // List<Pokemon> - all the Pokemon
         .stream()                       // Stream<Pokemon> - all the Pokemon
         .map((pokemon) -> pokemon.name) // Stream<String> - all the Pokemon names
         .forEach(System.out::println);  // void -> print out the Pokemon names 
         
      // Print out the names of only the pokemon from the first generation
      pokedex
         .stream()
         .filter((pokemon) -> pokemon.generation == 1) // All Pokemon from Generation 1
         .map((pokemon) -> pokemon.name) // names of Generation 1 Pokemon
         .filter((name) -> !name.contains("Mega ")) // names of Gen 1 Pokemon without "Mega " in the name
         .forEach(System.out::println); // void - Print out all the remaining names
         
      List<Pokemon> team = new LinkedList<Pokemon>();
      team.add(pokeMap.get("Pikachu"));
      team.add(pokeMap.get("Magikarp"));
      team.add(pokeMap.get("Magikarp"));
      team.add(pokeMap.get("Lucario"));
      
      // Calculate the total sum of the stats of our pokemon team
      
      /*
      How we would solve this in a cumulative sum fashion?
      
      int sum = 0;
      for (Pokemon pokemon : team) {
        sum = sum + poke.totalStats;
      }
      System.out.println(sum);
      */
      
      int sum = team 
         .stream()   
         .map((pokemon) -> pokemon.totalStats) 
         .reduce(0, (sum1, totalStats) -> sum1 + totalStats);
      // Start with a initial value of 0. For every element in our stream,
      // set it to totalStats and set our cumulative variable sum1 to 
      // sum1 + totalStats
       
      System.out.println(sum);
   }
}