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comp1110-ass2/src/comp1110/ass2/State.java

622 lines
19 KiB
Java

package comp1110.ass2;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;
/**
* Object to store the game state
* This stores the state of the game in a way that is easy to access and modify
* It stores the board height, number of players, current player, current phase, islands, stones,
* unclaimed resources and players (with their data)
*
*/
public class State {
// region Constants
// Constants for the game. Changing these could create errors
final int maxPlayers = 4;
// endregion
// region Variables
final int boardHeight;
private int numPlayers;
private int currentPlayer;
private int currentPhase; // 0 for exploration, 1 for settlement
private Island[] islands;
private Coord[] stonesCoords;
private Resource[] resources;
private Player[] players;
// endregion
// region Setup methods/constructors
/**
* Constructor for the state object
* This takes a string containing the state of the game and initialises the object
* @param stateString String containing the state of the game
*/
public State(String stateString) {
// Split the state string into its components
String[] components = stateString.split(";");
// For the game initialisation part
String[] gameInitComponents = components[0].trim().split(" ");
boardHeight = Integer.parseInt(gameInitComponents[1]);
numPlayers = Integer.parseInt(gameInitComponents[2]);
// Current state part
String[] currentStateComponents = components[1].trim().split(" ");
currentPlayer = Integer.parseInt(currentStateComponents[1]);
if (currentStateComponents[2].equals("E")) currentPhase = 0;
else currentPhase = 1;
// Islands part
int islandcount = 0;
for (int i=2; i< components.length; i++)
{
// Split island part
String[] islandComponents = components[i].trim().split(" ");
// Check if the component is still an island
if (!islandComponents[0].equals("i")) break;
Island tmpIsland = new Island(Integer.parseInt(islandComponents[1]));
// Add each coord
for (int j=2; j<islandComponents.length; j++)
{
String[] coordComponents = islandComponents[j].split(",");
tmpIsland.addCoord(new Coord(Integer.parseInt(coordComponents[0]), Integer.parseInt(coordComponents[1])));
}
islandcount++;
// Add the island to the array
Island[] tmpislands = new Island[islandcount];
for (int j=0; j<tmpislands.length-1; j++)
{
tmpislands[j] = islands[j];
}
tmpislands[islandcount-1] = tmpIsland;
islands = tmpislands;
}
// Stones part
String[] stonesComponents = components[2+islandcount].trim().split(" ");
stonesCoords = new Coord[stonesComponents.length-1];
for (int i=1; i<stonesComponents.length; i++)
{
String[] coordComponents = stonesComponents[i].split(",");
stonesCoords[i-1] = new Coord(Integer.parseInt(coordComponents[0]), Integer.parseInt(coordComponents[1]));
}
// Unclaimed resources part
String[] resourcesComponents = components[3+islandcount].trim().split(" ");
resources = new Resource[resourcesComponents.length-6];
int currentResource = 0;
char type = 'C';
for (int i=1; i<resourcesComponents.length; i++)
{
if (resourcesComponents[i].matches("[CBWPS]")){
currentResource++;
type = resourcesComponents[i].charAt(0);
continue;
}
String[] coordComponents = resourcesComponents[i].split(",");
Coord tmpCoord = new Coord(Integer.parseInt(coordComponents[0]), Integer.parseInt(coordComponents[1]));
resources[i-1-currentResource] = new Resource(type, tmpCoord);
}
// Players part
players = new Player[numPlayers];
for (int i=0; i<numPlayers; i++)
{
String[] playerComponents = components[4+islandcount+i].trim().split(" ");
players[i] = new Player(Integer.parseInt(playerComponents[1]));
players[i].addScore(Integer.parseInt(playerComponents[2]));
players[i].addResource(Integer.parseInt(playerComponents[3]),'C');
players[i].addResource(Integer.parseInt(playerComponents[4]),'B');
players[i].addResource(Integer.parseInt(playerComponents[5]),'W');
players[i].addResource(Integer.parseInt(playerComponents[6]),'P');
players[i].addResource(Integer.parseInt(playerComponents[7]),'S');
int pieceType = 0;
for (int j=8; j<playerComponents.length; j++)
{
if (playerComponents[j].matches("[ST]")){
pieceType++;
continue;
}
if (pieceType == 1) {
String[] coordComponents = playerComponents[j].split(",");
players[i].addSettler(new Coord(Integer.parseInt(coordComponents[0]), Integer.parseInt(coordComponents[1])));
}
else if (pieceType == 2) {
String[] coordComponents = playerComponents[j].split(",");
players[i].addVillage(new Coord(Integer.parseInt(coordComponents[0]), Integer.parseInt(coordComponents[1])));
}
}
}
}
public void addPlayer(){
if (numPlayers >= maxPlayers) return; // There are already the maximum number of players
Player[] oldPlayers = players;
players = new Player[numPlayers+1];
for (int i=0; i<numPlayers; i++)
{
players[i] = oldPlayers[i];
}
players[numPlayers] = new Player(numPlayers);
numPlayers++;
}
public void distributeResources() {
if (stonesCoords.length != 32) return; // There are not enough stones to distribute resources
// Create a random object and an arrays and list to shuffle the stone circles
Random rand = new Random();
// Number of times to shuffle the stone circles (can be changed)
int shuffle_number = 3;
// Create a copy of the stone circle array to shuffle
Coord[] stoneCircleRandom = stonesCoords;
// Shuffle the stone circles the specified number of times
for (int i = 0; i < shuffle_number; i++) {
// Create a temporary array to store the shuffled stone circles
Coord[] tempStoneCircleRandom = new Coord[32];
// Create a list to store the used cords (to avoid duplicates)
List<Coord> usedCords = new ArrayList<Coord>();
// Shuffle the array
for (int j = 0; j < 32; j++) {
// For 0-31 generate a random cord from the stone circle array and check if it has been used
int randomIndex = rand.nextInt(31);
while (usedCords.contains(stonesCoords[randomIndex])) {
// If it has been used, try the next in line
if (randomIndex == 31) {
randomIndex = 0;
}
else randomIndex++;
}
// If it hasn't been used, add it to the new array
tempStoneCircleRandom[j] = stoneCircleRandom[randomIndex];
usedCords.add(stonesCoords[randomIndex]);
}
// Replace the old array with the new one
stoneCircleRandom = tempStoneCircleRandom;
}
// Initialise unclaimed resources
resources = new Resource[32];
// Create an array for each resource type
char[] toDistribute = {'C', 'B', 'W', 'P'};
// Create a variable to keep track of how many resources have been sorted
int numSorted = 0;
// For each resource type
for (char r:toDistribute){
// Assign 6 to a stone circle
for (int i = 0; i < 6; i++){
resources[numSorted] = new Resource(r, stoneCircleRandom[numSorted]);
numSorted++;
}
}
// Assign 8 statuettes to a stone circle
for (int i = 0; i < 8; i++){
resources[numSorted] = new Resource('S', stoneCircleRandom[numSorted]);
numSorted++;
}
}
// endregion
// region Getters/Setters
/**
* Get the board height
* @return int board height
*/
public int getBoardHeight() {
return boardHeight;
}
/**
* Get the number of players
* @return int number of players
*/
public int getNumPlayers() {
return numPlayers;
}
/**
* Get the current player ID
* @return int current player
*/
public int getCurrentPlayerID() {
return currentPlayer;
}
/**
* Get the current player
* @return Player current player
*/
public Player getCurrentPlayer() {
return players[currentPlayer];
}
/**
* Get the current phase
* Returns 'E' for exploration, 'S' for settlement, 'O' for game over
* @return char current phase
*/
public char getCurrentPhase() {
if (currentPhase == 0) return 'E';
else if (currentPhase == 1) return 'S';
else return 'O'; // Return 'O' for game over
}
/**
* Get the islands
* @return Island[] islands
*/
public Island[] getIslands() {
return islands;
}
/**
* Get one island (by 0 index)
* @return Island island
*/
public Island getIsland(int i) {
return islands[i];
}
/**
* Get the stones
* @return Coord[] stones
*/
public Coord[] getStones() {
return stonesCoords;
}
/**
* Check if a stone is at a given coordinate
* @param coord Coord coordinate to check
* @return boolean true if stone is at coordinate
*/
public boolean isStone(Coord coord) {
for (Coord stone : stonesCoords) {
if (stone.equals(coord)) return true;
}
return false;
}
/**
* Get the player with a given index
* @param i int index of player
* @return Player player
*/
public Player getPlayer(int i) {
return players[i];
}
/**
* Get the unclaimed resources
* @return Resource[] unclaimed resources
*/
public Resource[] getResources() {
return resources;
}
/**
* Get the unclaimed resources of a given type
* @param type char type of resource
* @return Resource[] unclaimed resources of type
*/
public Resource[] getResources(char type) {
Resource[] tmpResources = new Resource[resources.length];
int i = 0;
for (Resource resource : resources) {
if (resource.getType() == type){
tmpResources[i] = resource;
i++;
}
}
Resource[] resources = new Resource[i];
for (int j=0; j<i; j++) {
resources[j] = tmpResources[j];
}
return resources;
}
/**
* Get the unclaimed resource at a given coordinate
* @param coord Coord coordinate to check
* @return Resource unclaimed resource at coordinate
*/
public Resource getUnclaimedResource(Coord coord) {
for (Resource resource : resources) {
if (resource.getCoord().equals(coord)) return resource;
}
return null;
}
// endregion
// region Game play functions
/**
* Start next player's turn
*/
public void nextPlayer() {
currentPlayer++;
if (currentPlayer >= numPlayers) currentPlayer = 0;
}
/**
* Start next phase
*/
public void nextPhase() {
currentPhase++;
}
/**
* Place a piece on the board. Uses current turn's player
* This does not check if the move is valid (Use isValidMove() first)
* @param coord Coord coordinate to place piece
* @param type char type of piece
*/
public void placePiece(Coord coord, char type) {
if (type == 'S') {
players[currentPlayer].addSettler(coord);
}
else if (type == 'V' || type == 'T') {
players[currentPlayer].addVillage(coord);
}
// Claim resource if it is a stone circle
if (isStone(coord)) {
for (Resource resource : resources) {
if (resource.getCoord().equals(coord) && !resource.isClaimed()) {
players[currentPlayer].addResource(1, resource.getType());
resource.setClaimed();
}
}
}
}
/**
* is the phase over?
*/
public boolean isPhaseOver() {
boolean resourcesLeft = false;
for (Resource r : resources) {
if (!r.isClaimed() && r.getType() != 'S') resourcesLeft = true;
}
boolean moveLeft = false;
for (Player player : players) {
if (player.canPlay(this)) moveLeft = true;
}
return !resourcesLeft || !moveLeft;
}
/**
* Clean board for next phase
*/
public void cleanBoard(){
for (Player player : players) {
player.clearSettlers();
player.removeResources();
for (Coord coord : player.getVillages()) {
if (isStone(coord)) {
player.removeVillage(coord);
}
}
}
}
// endregion
// region Scoring
/**
* Score for that phase
* This does not automatically move to the next phase
*/
public void scorePhase() {
for (Player p: players) {
p.addScore(createScore(p.getPlayerID()));
}
}
/**
* Get score of player ID based on current phase and game state
* @param playerID int player ID base 0
* @return int score
*/
public int createScore(int playerID) {
int score = 0;
score += scoreTotalIslands(playerID);
score += scoreLinks(playerID);
score += scoreMajorities(playerID);
score += scoreResources(playerID);
score += scoreStatuettes(playerID);
return score;
}
/**
* Get score from total islands
* @param playerID int player to score
* @return int score
*/
public int scoreTotalIslands(int playerID) {
int score = 0;
int islandCount = 0;
for (Island island : islands) {
// Get island coords
Coord[] islandCoords = island.getCoords();
// Get player's coords
Coord[] playerCoords = players[playerID].getPieces();
// Check if player has a piece on the island
boolean hasPiece = false;
for (Coord playerCoord : playerCoords) {
for (Coord islandCoord : islandCoords) {
if (playerCoord.equals(islandCoord)) {
hasPiece = true;
break;
}
}
if (hasPiece) break;
}
if (hasPiece) islandCount++;
}
if (islandCount >= 8) score = 20;
else if (islandCount == 7) score = 10;
return score;
}
/**
* Score majorities
* @param playerID int player to score
* @return int score
*/
public int scoreMajorities(int playerID){
int score = 0;
for (Island island:islands){
int[] playerPieces = new int[getNumPlayers()];
for (int i = 0; i < getNumPlayers(); i++){
playerPieces[i] = players[i].getNumPiecesOnIsland(island);
}
boolean ishighest = true;
int ties = 0;
for (int i = 0; i < getNumPlayers(); i++){
if (i == playerID) continue;
if (playerPieces[i] > playerPieces[playerID]) {
ishighest = false;
break;
}
if (playerPieces[i] == playerPieces[playerID]) ties++;
}
if (ishighest && playerPieces[playerID] > 0) {
if (ties > 0){
score += island.getBonus()/(ties + 1);
}
else {
score += island.getBonus();
}
}
}
return score;
}
/**
* Score Links
* A (potentially) branching path of neighbouring settlers and villages
* belonging to a player forms a chain. Players earn points from the chain
* of their pieces which links the most islands. Players earn 5 points
* per linked island in this chain.
* @param playerID int player to score
* @return int score
*/
public int scoreLinks(int playerID) {
int maxIslands = 0;
return maxIslands * 5; //! TODO
}
/**
* Score resources
* @param playerID int player to score
* @return int score
*/
public int scoreResources(int playerID) {
int score = 0;
char[] resourceTypes = {'C', 'B', 'W', 'P'};
for (char type : resourceTypes) {
int numResources = players[playerID].getNumResource(type);
if (numResources >= 4) {
score += 20;
} else if (numResources == 3) {
score += 10;
} else if (numResources == 2) {
score += 5;
}
}
int numCoconuts = players[playerID].getNumResource('C');
int numBananas = players[playerID].getNumResource('B');
int numWater = players[playerID].getNumResource('W');
int numPreciousStones = players[playerID].getNumResource('P');
if (numCoconuts >= 1 && numBananas >= 1 && numWater >= 1 && numPreciousStones >= 1) {
score += 10;
}
return score;
}
/**
* Score statuettes
* @param playerID int player to score
* @return int score
*/
public int scoreStatuettes(int playerID) {
return players[playerID].getNumResource('S') * 4;
}
// endregion
// region String conversion
@Override
public String toString() {
String str = "a " + boardHeight + " " + getNumPlayers() + "; c " + getCurrentPlayerID() + " " + getCurrentPhase() + "; ";
for (Island island : islands) {
str += island.toString() + " ";
}
str += "s";
for (Coord s: stonesCoords) {
str += " " + s.toString();
}
str += "; r";
char[] types = {'C', 'B', 'W', 'P', 'S'};
for (char type : types) {
str += " " + type;
for (Resource resource : resources) {
if (resource.getType() == type && !resource.isClaimed()) str += " " + resource.getCoord().toString();
}
}
str += ";";
for (Player player : players) {
str += " " + player.toString() + ";";
}
return str;
}
public String scoreString() {
String str = "";
for (Player player : players) {
str += "Player " + player.getPlayerID() + "'s score is " + player.getScore() + "\n";
}
return str.substring(0, str.length() - 1);
}
// endregion
}