Factions/src/com/bukkit/mcteam/factions/Board.java

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package com.bukkit.mcteam.factions;
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import java.io.*;
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import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.logging.Level;
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import java.util.Map;
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import java.util.Map.Entry;
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import java.util.TreeMap;
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import org.bukkit.ChatColor;
import com.bukkit.mcteam.factions.util.TextUtil;
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import com.bukkit.mcteam.gson.reflect.TypeToken;
import com.bukkit.mcteam.gson.JsonArray;
import com.bukkit.mcteam.gson.JsonObject;
import com.bukkit.mcteam.gson.JsonParser;
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import com.bukkit.mcteam.util.AsciiCompass;
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import com.bukkit.mcteam.util.DiscUtil;
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public class Board {
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private static transient File file = new File(Factions.instance.getDataFolder(), "board.json");
private static transient HashMap<FLocation, Integer> flocationIds = new HashMap<FLocation, Integer>();
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//----------------------------------------------//
// Get and Set
//----------------------------------------------//
public static int getIdAt(FLocation flocation) {
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if ( ! flocationIds.containsKey(flocation)) {
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return 0;
}
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return flocationIds.get(flocation);
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}
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public static Faction getFactionAt(FLocation flocation) {
return Faction.get(getIdAt(flocation));
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}
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public static void setIdAt(int id, FLocation flocation) {
if (id == 0) {
removeAt(flocation);
}
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flocationIds.put(flocation, id);
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}
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public static void setFactionAt(Faction faction, FLocation flocation) {
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setIdAt(faction.getId(), flocation);
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}
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public static void removeAt(FLocation flocation) {
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flocationIds.remove(flocation);
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}
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// Is this coord NOT completely surrounded by coords claimed by the same faction?
// Simpler: Is there any nearby coord with a faction other than the faction here?
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public static boolean isBorderLocation(FLocation flocation) {
Faction faction = getFactionAt(flocation);
FLocation a = flocation.getRelative(1, 0);
FLocation b = flocation.getRelative(-1, 0);
FLocation c = flocation.getRelative(0, 1);
FLocation d = flocation.getRelative(0, -1);
return faction != getFactionAt(a) || faction != getFactionAt(b) || faction != getFactionAt(c) || faction != getFactionAt(d);
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}
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//----------------------------------------------//
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// Cleaner. Remove orphaned foreign keys
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//----------------------------------------------//
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public static void clean() {
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Iterator<Entry<FLocation, Integer>> iter = flocationIds.entrySet().iterator();
while (iter.hasNext()) {
Entry<FLocation, Integer> entry = iter.next();
if ( ! Faction.exists(entry.getValue())) {
Factions.log("Board cleaner removed "+entry.getValue()+" from "+entry.getKey());
iter.remove();
}
}
}
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//----------------------------------------------//
// Coord count
//----------------------------------------------//
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public static int getFactionCoordCount(int factionId) {
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int ret = 0;
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for (int thatFactionId : flocationIds.values()) {
if(thatFactionId == factionId) {
ret += 1;
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}
}
return ret;
}
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public static int getFactionCoordCount(Faction faction) {
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return getFactionCoordCount(faction.getId());
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}
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//----------------------------------------------//
// Map generation
//----------------------------------------------//
/**
* The map is relative to a coord and a faction
* north is in the direction of decreasing x
* east is in the direction of decreasing z
*/
public static ArrayList<String> getMap(Faction faction, FLocation flocation, double inDegrees) {
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ArrayList<String> ret = new ArrayList<String>();
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ret.add(TextUtil.titleize("("+flocation.getCoordString()+") "+getFactionAt(flocation).getTag(faction)));
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int halfWidth = Conf.mapWidth / 2;
int halfHeight = Conf.mapHeight / 2;
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FLocation topLeft = flocation.getRelative(-halfHeight, halfWidth);
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int width = halfWidth * 2 + 1;
int height = halfHeight * 2 + 1;
// For each row
for (int dx = 0; dx < height; dx++) {
// Draw and add that row
String row = "";
for (int dz = 0; dz > -width; dz--) {
if(dz == -(halfWidth) && dx == halfHeight) {
row += ChatColor.AQUA+"+";
} else {
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FLocation flocationHere = topLeft.getRelative(dx, dz);
Faction factionHere = getFactionAt(flocationHere);
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if (factionHere.isNone()) {
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row += ChatColor.GRAY+"-";
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} else if (factionHere.isSafeZone()) {
row += ChatColor.GOLD+"+";
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} else {
row += factionHere.getRelation(faction).getColor()+"+";
}
}
}
ret.add(row);
}
// Get the compass
ArrayList<String> asciiCompass = AsciiCompass.getAsciiCompass(inDegrees, ChatColor.RED, Conf.colorChrome);
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// Add the compass
ret.set(1, asciiCompass.get(0)+ret.get(1).substring(3*3));
ret.set(2, asciiCompass.get(1)+ret.get(2).substring(3*3));
ret.set(3, asciiCompass.get(2)+ret.get(3).substring(3*3));
return ret;
}
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// -------------------------------------------- //
// Persistance
// -------------------------------------------- //
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public static Map<String,Map<String,Integer>> dumpAsSaveFormat() {
Map<String,Map<String,Integer>> worldCoordIds = new HashMap<String,Map<String,Integer>>();
for (Entry<FLocation, Integer> entry : flocationIds.entrySet()) {
String worldName = entry.getKey().getWorldName();
String coords = entry.getKey().getCoordString();
Integer id = entry.getValue();
if ( ! worldCoordIds.containsKey(worldName)) {
worldCoordIds.put(worldName, new TreeMap<String,Integer>());
}
worldCoordIds.get(worldName).put(coords, id);
}
return worldCoordIds;
}
public static void loadFromSaveFormat(Map<String,Map<String,Integer>> worldCoordIds) {
flocationIds.clear();
for (Entry<String,Map<String,Integer>> entry : worldCoordIds.entrySet()) {
String worldName = entry.getKey();
for (Entry<String,Integer> entry2 : entry.getValue().entrySet()) {
String[] coords = entry2.getKey().trim().split("[,\\s]+");
int x = Integer.parseInt(coords[0]);
int z = Integer.parseInt(coords[1]);
int factionId = entry2.getValue();
flocationIds.put(new FLocation(worldName, x, z), factionId);
}
}
}
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public static boolean save() {
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//Factions.log("Saving board to disk");
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try {
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DiscUtil.write(file, Factions.gson.toJson(dumpAsSaveFormat()));
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} catch (IOException e) {
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Factions.log("Failed to save the board to disk.");
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e.printStackTrace();
return false;
}
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return true;
}
public static boolean load() {
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Factions.log("Loading board from disk");
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if ( ! file.exists()) {
if ( ! loadOld())
Factions.log("No board to load from disk. Creating new file.");
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save();
return true;
}
try {
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Type type = new TypeToken<Map<String,Map<String,Integer>>>(){}.getType();
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Map<String,Map<String,Integer>> worldCoordIds = Factions.gson.fromJson(DiscUtil.read(file), type);
loadFromSaveFormat(worldCoordIds);
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} catch (IOException e) {
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Factions.log("Failed to load the board from disk.");
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e.printStackTrace();
return false;
}
return true;
}
private static boolean loadOld() {
File folderBoard = new File(Factions.instance.getDataFolder(), "board");
if ( ! folderBoard.isDirectory())
return false;
Factions.log("Board file doesn't exist, attempting to load old pre-1.1 data.");
String ext = ".json";
class jsonFileFilter implements FileFilter {
@Override
public boolean accept(File file) {
return (file.getName().toLowerCase().endsWith(".json") && file.isFile());
}
}
File[] jsonFiles = folderBoard.listFiles(new jsonFileFilter());
for (File jsonFile : jsonFiles) {
// Extract the name from the filename. The name is filename minus ".json"
String name = jsonFile.getName();
name = name.substring(0, name.length() - ext.length());
try {
JsonParser parser = new JsonParser();
JsonObject json = (JsonObject) parser.parse(DiscUtil.read(jsonFile));
JsonArray coords = json.getAsJsonArray("coordFactionIds");
Iterator coordSet = coords.iterator();
while(coordSet.hasNext()) {
JsonArray coordDat = (JsonArray) coordSet.next();
JsonObject coord = coordDat.get(0).getAsJsonObject();
int coordX = coord.get("x").getAsInt();
int coordZ = coord.get("z").getAsInt();
int factionId = coordDat.get(1).getAsInt();
flocationIds.put(new FLocation(name, coordX, coordZ), factionId);
}
Factions.log("loaded pre-1.1 board "+name);
} catch (Exception e) {
e.printStackTrace();
Factions.log(Level.WARNING, "failed to load board "+name);
}
}
return true;
}
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}