376 lines
14 KiB
Java
376 lines
14 KiB
Java
import java.util.Scanner;
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import java.util.ArrayList;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.PrintWriter;
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import java.lang.NumberFormatException;
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import java.text.NumberFormat;
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import java.util.Locale;
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import java.text.ParseException;
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/** Simulates the game Pokémon. */
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public class Game {
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public static Scanner in = new Scanner(System.in);
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public static void main(String[] args) {
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ArrayList<Pokemon> pokemon = readPokemon();
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int initialPokemon = pokemon.size();
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System.out.println("What is your name?");
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String name = in.nextLine();
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Trainer player = new Trainer(name, randomTeam(), createInventory());
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boolean done = false;
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Pokemon opponentPokemon = null;
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Pokemon trainersPokemon = null;
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Pokeball currentPokeball = null;
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Potion currentPotion = null;
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boolean fleeSuccess = false;
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Pokemon pokemonToHeal = null;
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opponentPokemon = randomPokemon(pokemon);
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System.out.printf("A wild %s appeared.%n", opponentPokemon.getName());
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while (!done) {
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if (opponentPokemon == null) {
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System.out.printf("You have brutally murdered %d pokemon.%n"
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+ "The only ones left are the ones in your posession.%n"
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+ "There really is nothing more to do here.%n", initialPokemon);
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return;
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}
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if (player.getConsciousPokemon().size() < 1) {
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System.out.println("All your pokemon have fainted. Your journey ends here.");
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return;
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}
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while (trainersPokemon == null || !trainersPokemon.isConscious()) {
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player.availablePokemon(true);
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trainersPokemon = player.choosePokemon(true);
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}
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System.out.printf("Opponent: %s%nWhat will you do?%n", opponentPokemon);
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System.out.printf("b: battle"
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+ "%nh: heal or revive"
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+ "%nt: throw pokeball"
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+ "%nc: change pokemon"
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+ "%nf: flee"
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+ "%nv: view my pokemon"
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+ "%ns: save"
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+ "%nl: load"
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+ "%nq: quit%n>");
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char command = in.next().toLowerCase().charAt(0);
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switch (command) {
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case 'b':
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if (opponentPokemon.isConscious() && trainersPokemon.isConscious()) {
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trainersPokemon.attack(opponentPokemon);
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if (opponentPokemon.isConscious()) {
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opponentPokemon.attack(trainersPokemon);
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if (!trainersPokemon.isConscious()) {
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System.out.println("Your pokemon fainted.");
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}
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} else {
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pokemonFainted(pokemon, opponentPokemon);
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System.out.println("The opponent pokemon fainted.");
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opponentPokemon = randomPokemon(pokemon);
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}
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}
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break;
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case 'h':
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if (player.getInventory().getPotions().size() > 0) {
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player.getInventory().availablePotions();
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currentPotion = player.getInventory().chosenPotion();
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if (currentPotion == null) {
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in.nextLine();
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System.out.println("Invalid potion.");
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} else {
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if (currentPotion.needsAlive()) {
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player.availablePokemon(true);
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pokemonToHeal = player.choosePokemon(true);
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} else {
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player.availablePokemon(false);
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pokemonToHeal = player.choosePokemon(false);
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}
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if (pokemonToHeal == null) {
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System.out.println("That is not a valid pokemon");
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} else {
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if (currentPotion.use(pokemonToHeal)) {
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opponentPokemon.attack(trainersPokemon);
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}
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}
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}
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} else {
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System.out.println("You have used all your healing items.");
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}
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break;
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case 't':
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if (player.getInventory().getPokeballs().size() > 0) {
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player.getInventory().availablePokeballs();
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currentPokeball = player.getInventory().chosenPokeball();
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if (currentPokeball == null) {
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in.nextLine();
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System.out.println("Invalid pokeball.");
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} else {
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if (currentPokeball.getType() == Pokeball.Pokeballs.MASTERBALL) {
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currentPokeball.use(opponentPokemon, pokemon, player);
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opponentPokemon = randomPokemon(pokemon);
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System.out.printf("A wild %s appeared.%n", opponentPokemon.getName());
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} else {
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boolean captured = currentPokeball.use(opponentPokemon, pokemon, player);
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if (captured) {
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opponentPokemon = randomPokemon(pokemon);
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System.out.printf("A wild %s appeared.%n", opponentPokemon.getName());
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} else {
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opponentPokemon.attack(trainersPokemon);
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}
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}
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}
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} else {
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System.out.println("You have used all your pokeballs.");
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}
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break;
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case 'c':
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player.availablePokemon(true);
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trainersPokemon = player.choosePokemon(true);
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while (trainersPokemon == null) {
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player.availablePokemon(true);
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trainersPokemon = player.choosePokemon(true);
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}
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opponentPokemon.attack(trainersPokemon);
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break;
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case 's':
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savePokemon(pokemon, "pokemon.save");
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savePokemon(player.getPokemon(), "user.save");
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saveInventory(player.getInventory(), "inventory.save");
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break;
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case 'l':
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ArrayList<Pokemon> loadedPokemon = loadPokemon("pokemon.save");
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ArrayList<Pokemon> loadedUsersPokemon = loadPokemon("user.save");
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Inventory loadedInventory = loadInventory("inventory.save");
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if (loadedPokemon == null || loadedUsersPokemon == null || loadedInventory == null) {
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System.out.println("One or more savefiles seem corrupt or missing. Please delete, create or fix the affected file(s).");
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} else {
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pokemon = loadedPokemon;
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player.setPokemon(loadedUsersPokemon);
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player.setInventory(loadedInventory);
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if (pokemon.size() > 0 && player.getPokemon().size() > 0) {
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do {
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player.availablePokemon(true);
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trainersPokemon = player.choosePokemon(true);
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} while (trainersPokemon == null || !trainersPokemon.isConscious());
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opponentPokemon = randomPokemon(pokemon);
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}
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}
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break;
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case 'f':
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fleeSuccess = trainersPokemon.flee(opponentPokemon);
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if (fleeSuccess) {
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System.out.println("You fled the battle.");
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opponentPokemon = randomPokemon(pokemon);
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System.out.printf("A wild %s appeared.%n", opponentPokemon.getName());
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} else {
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System.out.printf("Failed to flee from %s.%n", opponentPokemon.getName());
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opponentPokemon.attack(trainersPokemon);
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}
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break;
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case 'v':
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player.printPokemon();
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break;
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case 'q':
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done = true;
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break;
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default:
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System.out.println("[Invalid command]");
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}
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}
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}
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/**
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* Prevents wild fainted pokemon from ever being encountered again.
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* @param pokemonList List of pokemon to search.
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* @param target The pokemon to remove.
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*/
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public static void pokemonFainted(ArrayList<Pokemon> pokemonList, Pokemon target) {
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for (int i = 0; i < pokemonList.size(); i++) {
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if (pokemonList.get(i).equals(target)) {
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pokemonList.remove(i);
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}
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}
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}
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/**
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* Gives a trainer necessary starting items.
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* @return A list of items.
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*/
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public static Inventory createInventory() {
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Inventory inventory = new Inventory();
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inventory.addPokeball("Poke Ball", "A device for catching wild Pokémon. It's thrown like a ball at a Pokémon, comfortably encapsulating its target.", 15);
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inventory.addPokeball("Great ball", "A good, high-performance Poké Ball that provides a higher Pokémon catch rate than a standard Poké Ball.", 10);
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inventory.addPokeball("Ultra ball", "An ultra-high-performance Poké Ball that provides a higher success rate for catching Pokémon than a Great Ball.", 5);
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inventory.addPokeball("Master ball", "The best Poké Ball with the ultimate level of performance. With it, you will catch any wild Pokémon without fail.", 1);
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inventory.addPotion("Potion", "Heals a pokemon for 20 HP.", 20, true);
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inventory.addPotion("Super Potion", "Heals a pokemon for 50 HP.", 10, true);
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inventory.addPotion("Hyper Potion", "Heals a pokemon for 200 HP.", 5, true);
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inventory.addPotion("Max Potion", "Fully heals a pokemon.", 1, true);
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inventory.addPotion("Revive", "Revives a fainted pokemon.", 2, false);
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return inventory;
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}
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/**
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* Chooses a random pokemon from a list.
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* @param pokemon The list to choose from.
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* @return A Pokemon object, or null if the list is empty.
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*/
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public static Pokemon randomPokemon(ArrayList<Pokemon> pokemon) {
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if (pokemon.size() > 0) {
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return pokemon.get((int)(Math.random() * pokemon.size()));
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} else {
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return null;
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}
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}
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/**
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* Reads pokemon from Pokemon.txt to an ArrayList.
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* @return An ArrayList of pokemon objects.
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*/
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public static ArrayList<Pokemon> readPokemon() {
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ArrayList<Pokemon> pokemon = new ArrayList<Pokemon>();
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try (Scanner file = new Scanner(new File("config/Pokemon.txt"))) {
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while (file.hasNextLine()) {
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pokemon.add(new Pokemon(file.nextLine()));
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}
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} catch (FileNotFoundException e) {
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/** If the file is compiled as jar, this will prevent an empty list. */
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try (Scanner file = new Scanner(Game.class.getResourceAsStream("/config/Pokemon.txt"))) {
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while (file.hasNextLine()) {
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pokemon.add(new Pokemon(file.nextLine()));
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}
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}
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}
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return pokemon;
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}
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/**
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* Picks a random pokemon from a list.
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* @param pokemon A list of pokemon objects.
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* @return A pokemon object.
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*/
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public static Pokemon pick(ArrayList<Pokemon> pokemon) {
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int index = (int)(Math.random() * (pokemon.size()));
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Pokemon randomPokemon = pokemon.get(index);
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pokemon.remove(index);
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return randomPokemon;
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}
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/**
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* Saves all pokemon in a list with stats to a text file.
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* @param pokemonList List of Pokemon objects to save.
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* @param savefile The file to write to.
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*/
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public static void savePokemon(ArrayList<Pokemon> pokemonList, String savefile) {
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try (PrintWriter file = new PrintWriter(savefile)) {
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for (Pokemon pokemon : pokemonList) {
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file.println(pokemon.saveString());
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}
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System.out.println("Successfully saved pokemon.");
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} catch (FileNotFoundException e) {
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System.out.println("The savefile could not be written.");
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}
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}
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/**
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* Saves all items in a list to a text file.
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* @param itemList List of Item objects to save.
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* @param savefile The file to write to.
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*/
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public static void saveInventory(Inventory inventory, String savefile) {
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try (PrintWriter file = new PrintWriter(savefile)) {
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for (Pokeball pokeball : inventory.getPokeballs()) {
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file.println(pokeball.saveString());
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}
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file.println(":NEXTLIST:");
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for (Potion potion : inventory.getPotions()) {
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file.println(potion.saveString());
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}
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System.out.println("Successfully saved inventory.");
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} catch (FileNotFoundException e) {
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System.out.println("The savefile could not be written.");
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}
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}
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/**
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* Loads pokemon from a text file.
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* @param savefile The file to write to.
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* @return A list of pokemon or null on failiure.
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*/
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public static ArrayList<Pokemon> loadPokemon(String savefile) {
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ArrayList<Pokemon> pokemon = new ArrayList<Pokemon>();
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try (Scanner file = new Scanner(new File(savefile))) {
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NumberFormat format = NumberFormat.getInstance(Locale.ENGLISH);
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while (file.hasNextLine()) {
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String[] data = file.nextLine().split(";");
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try {
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pokemon.add(new Pokemon(data[0], Integer.parseInt(data[1]), Integer.parseInt(data[2]), Integer.parseInt(data[3]), format.parse(data[4]).doubleValue(), Integer.parseInt(data[5]), Integer.parseInt(data[6]), Integer.parseInt(data[7])));
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} catch (NumberFormatException e) {
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System.out.println("Malformed number " + e);
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} catch (ParseException e) {
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System.out.println("Malformed number " + e);
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println("Invalid savefile: " + savefile);
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return null;
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}
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}
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System.out.println("Successfully loaded pokemon.");
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} catch (FileNotFoundException e) {
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System.out.println("Missing savefile " + savefile);
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return null;
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}
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return pokemon;
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}
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/**
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* Loads items from a text file.
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* @param savefile The file to write to.
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* @return A list of items or null on failiure.
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*/
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public static Inventory loadInventory(String savefile) {
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ArrayList<Pokeball> pokeballs = new ArrayList<Pokeball>();
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ArrayList<Potion> potions = new ArrayList<Potion>();
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try (Scanner file = new Scanner(new File(savefile))) {
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String next = "";
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while (file.hasNextLine() && !next.equals(":NEXTLIST:")) {
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try {
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next = file.nextLine();
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if (!next.equals(":NEXTLIST:")) {
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String[] data = next.split(";");
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pokeballs.add(new Pokeball(data[0], data[1], Integer.parseInt(data[2]), Pokeball.Pokeballs.valueOf(data[0].toUpperCase().replace(" ", ""))));
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}
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println("Invalid savefile: " + savefile);
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return null;
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}
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}
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while (file.hasNextLine()) {
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try {
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String[] data = file.nextLine().split(";");
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potions.add(new Potion(data[0], data[1], Integer.parseInt(data[2]), Potion.Potions.valueOf(data[0].toUpperCase().replace(" ", ""))));
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println("Invalid savefile: " + savefile);
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return null;
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}
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}
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System.out.println("Successfully loaded items.");
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} catch (FileNotFoundException e) {
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System.out.println("Missing savefile " + savefile);
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return null;
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}
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return new Inventory(pokeballs, potions);
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}
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public static ArrayList<Pokemon> randomTeam() {
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ArrayList<Pokemon> temporary = readPokemon();
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ArrayList<Pokemon> pokemon = new ArrayList<Pokemon>();
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for (int i = 1; i <= 6; i++) {
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pokemon.add(pick(temporary));
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}
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return pokemon;
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}
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}
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