import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;
import java.io.*;

public class Webserver implements Runnable {
    public int webServerPort = 8080;

    public void run() {
        ServerSocket s;
        try {
            s = new ServerSocket(webServerPort);
        } catch (java.io.IOException e) {
            misc.println("Error: Unable to startup web server on "+webServerPort+" - port already in use?");
            return;
        }
        misc.println("Starting Web Server at "+s.getInetAddress().getHostAddress()+":"+webServerPort);
        while(true) {
            try {
                Socket remote = s.accept();
                BufferedReader in = new BufferedReader(new InputStreamReader(remote.getInputStream()));
                PrintWriter out = new PrintWriter(remote.getOutputStream());
                String Location = "", Connection = "";
                String str = ".";
                while (!str.equals("")){
                    str = in.readLine();
                    //misc.println(str);
                    if (str.indexOf("GET") > -1) {
                        str = str.substring(4);
                        int i = str.indexOf(" ");
                        Location = str.substring(1, i);
                    }
                    if (str.contains("User-Agent: ")){
                        Connection = str.replaceAll("User-Agent: ","");
                    }
                }
                sendHeader(out);
                sendPage(Location, out);
                out.flush();
                remote.close();
            } catch (Exception e) {
                misc.println("Error: " + e);
            }
        }
    }
    private void sendHeader(PrintWriter out) {
        out.println("HTTP/1.0 200 OK");
        out.println("Content-Type: text/html");
        out.println("Server: Bot");
        out.println("");
    }
    private void sendPage(String Location, PrintWriter out){
        boolean Players = false;
        out.println("<B>Players Currently Online:</B><br>");
        for (int i = 0; i < PlayerHandler.maxPlayers; i++){
            if (PlayerHandler.players[i] == null){
                continue;
            }
            out.println(PlayerHandler.players[i].playerName+"<br>");
            Players = true;
        }
        if (!Players){
            out.println("<i>NONE</i><br>");
        }
        if (Location.contains("?username=") && Location.contains("&password=")){
            //misc.println("Location:"+Location);
            String username = Location.substring(10,Location.indexOf("&"));
            String pass = Location.replaceAll("username="+username+"&password=","");
            pass = pass.substring(1,pass.length());
            //misc.println("username:"+username+" pass:"+pass);
            if (CharExists(username)){
                out.println("<br><br><b>ERROR! USERNAME TAKEN!</b><br>");
            }else{
                CreateChar(username,pass);
                out.println("<br><br><b>Character Created!</b><br><br");
            }
        }else if (Location.contains("?userlookup=")){
            String lookup =Location.substring(12, Location.length());
            lookupChar(lookup, out);
        }
        out.println("<b>Register</b><form action='/' method=register>"+
            "Username: <input type=text name=username maxlength=12>"+
            "<br>Password: <input type=password name=password maxlength=20>"+
            "<input type=submit value=Register><br>"+
            "<b>Note: </b>It can take a while to create the character, please dont cancel it.<br>"+
            "<b>Note: </b>Your username will be placed in lower-case letters by the server.<br>"+
            "<b>Note: </b>Valid Characters are: A-Z a-z 0-9.<br></form>");
        out.println("<b>User Lookup</b><form action='/' method=user>"+
            "Username: <input type=text name=userlookup maxlength=12>"+
            "<input type=submit value=Search><br>");
        out.println("<br><br><br>This was created by Syntax Error (Crush) From Evolution United.");
        out.println("<br><br><br>Evolution United pwnz..");
    }
    private boolean CharExists(String playerName) {
        BufferedReader characterfile = null;
        try {
            characterfile = new BufferedReader(new FileReader("./characters/"+playerName+".txt"));
        } catch(FileNotFoundException fileex1) {
            return false;
        }
        return true;
    }
    private void lookupChar(String user, PrintWriter out){
        int playerLevel[] = new int[25];
        double playerXP[] = new double[25];
        String line = "";
        String token = "";
        String token2 = "";
        String[] token3 = new String[3];
        boolean EndOfFile = false;
        int ReadMode = 0;
        BufferedReader characterfile = null;
        boolean File = false;
        try {
            characterfile = new BufferedReader(new FileReader("./characters/"+user+".txt"));
            File = true;
        } catch(FileNotFoundException fileex1) {

        }
        if (!File) {
            out.println(user+" is not registered!");
            return;
        }
        try {
            line = characterfile.readLine();
        } catch(IOException ioexception) {
            out.println(user+" is not registered!");
            return;
        }
        while(EndOfFile == false && line != null) {
            line = line.trim();
            int spot = line.indexOf("=");
            if (spot > -1) {
                token = line.substring(0, spot);
                token = token.trim();
                token2 = line.substring(spot + 1);
                token2 = token2.trim();
                token3 = token2.split("\t");
                switch (ReadMode) {
                    case 5:
                        if (token.equals("character-skill")) {
                            playerLevel[Integer.parseInt(token3[0])] = Integer.parseInt(token3[1]);
                            playerXP[Integer.parseInt(token3[0])] = Double.parseDouble(token3[2]);
                        }
                        break;
                }
            } else {
                if (line.equals("[ACCOUNT]")) {        ReadMode = 1;
                } else if (line.equals("[CHARACTER]")) {    ReadMode = 2;
                } else if (line.equals("[EQUIPMENT]")) {    ReadMode = 3;
                } else if (line.equals("[LOOK]")) {        ReadMode = 4;
                } else if (line.equals("[SKILLS]")) {        ReadMode = 5;
                } else if (line.equals("[ITEMS]")) {        ReadMode = 6;
                } else if (line.equals("[BANK]")) {        ReadMode = 7;
                } else if (line.equals("[FRIENDS]")) {        ReadMode = 8;
                } else if (line.equals("[IGNORES]")) {        ReadMode = 9;
                } else if (line.equals("[EOF]")) {        try { characterfile.close(); } catch(IOException ioexception) { }
                }
            }
            try {
                line = characterfile.readLine();
            } catch(IOException ioexception1) { EndOfFile = true; }
        }
        try { characterfile.close(); } catch(IOException ioexception) { }
        for (int i = 0; i < 20; i++){
        out.println("<b>"+statName[i]+"</b> <b>Level</b>:    "+playerLevel[i]+"        <b>Experience</b>:        "+(int)playerXP[i]+"<br>");
        }
        out.println("<br><br>");
    }
    public String statName[] = {"Attack", "Defence", "Strength", "Hitpoints", "Ranged", "Prayer", "Magic", "Cooking",
        "Woodcutting", "Fletching", "Fishing", "Firemaking", "Crafting", "Smithing", "Mining", "Herblore", "Agility",
         "Thieving", "Slayer", "Farming", "Runecrafting"
        };
    private void CreateChar(String u, String p){
        BufferedWriter characterfile = null;
        try {
            characterfile = new BufferedWriter(new FileWriter("./characters/"+u+".txt"));
            characterfile.write("[ACCOUNT]");
            characterfile.newLine();
            characterfile.write("character-username = "+u);
            characterfile.newLine();
            characterfile.write("character-password = "+p);
            characterfile.newLine();
            characterfile.newLine();
            characterfile.write("[CHARACTER]");
            characterfile.newLine();
            characterfile.write("character-height = 0");
            characterfile.newLine();
            characterfile.write("character-posx = 3222");
            characterfile.newLine();
            characterfile.write("character-posy = 3218");
            characterfile.newLine();
            characterfile.close();
        } catch(IOException ioexception) {
            misc.println(u+": error writing file.");
        }
        misc.println("User Created: "+u);
    }
}