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

public class Read_OpenXCOM_Experience {

    private static final String fileName = "D:\\Games\\Open X-COM 2021 FMP 2.8e\\user\\xcom1\\TACTICAL-0.sav";
    private static FileReader fileReader;
    private static BufferedReader bufferedReader;
    private static ArrayList <SoldierClass> soldiers, soldiersOnMission;

    public static void main (String [] args) throws IOException {
        int id, counter;
        boolean flag;
        String line, baseName;
        SoldierClass soldier;

        fileReader = new FileReader (fileName);
        bufferedReader = new BufferedReader (fileReader);

        line = bufferedReader .readLine ();
        System .out .print ("Internal name: ");
        System .out .println (line .substring (6));
        System .out .println ();
        System .out .println ("Bases:");

        flag = waitForKeyWord ("bases:");

        baseName = "";
        soldiers = new ArrayList <> ();
        soldiersOnMission = new ArrayList <> ();

        while (flag) {
            line = bufferedReader .readLine ();
            if (line == null) {
                System .out .println ("Unexpected end of file.");
                flag = false;
                break;
            }
            if (line .equals ("alienMissions:")) {
                System .out .println ();
                System .out .println ("All bases has been scanned.");
                //System .out .println (soldiers .size () + " soldier(s) found:");
                //soldiers .forEach (p -> {p .display ();});
                //System .out .println ("End of list.");
                //System .out .println ();
                break;
            }
            if (line .startsWith ("    name: ")) {
                baseName = line .substring (10);
                System .out .println (baseName);
            }
            if (line .equals ("      - type: STR_SOLDIER")) {
                soldier = readSoldierIdName ();
                soldier .base = baseName;
                soldiers .add (soldier);
                //soldier .display ();
            }
        }

        if (flag) {
            flag = waitForKeyWord ("battleGame:");
        }

        if (flag) {
            flag = waitForKeyWord ("  units:");
        }

        soldier = null;
        counter = 0;

        while (flag) {

            line = bufferedReader .readLine ();
            if (line == null) {
                System .out .println ("Unexpected end of file.");
                flag = false;
                break;
            }
            if (line .equals ("  items:")) {
                break;
            }

            if (line .startsWith ("    - id: ")) {
                id = Integer .parseUnsignedInt (line .substring (10));
                if (1000000 <= id) {
                    break;
                }
                soldier = findSoldierById (id);
                if (null == soldier) {
                    System .out .println ("Unidentified soldier found.");
                    flag = false;
                    break;
                }
                soldiersOnMission .add (soldier);
                counter = 0;
            }

            if (line .startsWith ("      expBravery: ")) {
                soldier .expBravery = Integer .parseUnsignedInt (line .substring (18));
                ++counter;
            }

            if (line .startsWith ("      expReactions: ")) {
                soldier .expReactions = Integer .parseUnsignedInt (line .substring (20));
                ++counter;
            }

            if (line .startsWith ("      expFiring: ")) {
                soldier .expFiring = Integer .parseUnsignedInt (line .substring (17));
                ++counter;
            }

            if (line .startsWith ("      expThrowing: ")) {
                soldier .expThrowing = Integer .parseUnsignedInt (line .substring (19));
                ++counter;
            }

            if (line .startsWith ("      expPsiSkill: ")) {
                soldier .expPsiSkill = Integer .parseUnsignedInt (line .substring (19));
                ++counter;
            }

            if (line .startsWith ("      expPsiStrength: ")) {
                soldier .expPsiStrength = Integer .parseUnsignedInt (line .substring (22));
                ++counter;
            }

            if (line .startsWith ("      expMelee: ")) {
                soldier .expMelee = Integer .parseUnsignedInt (line .substring (16));
                ++counter;
            }

            if (7 == counter) {
                soldier .flag = true;
            }
        }

        if (flag) {
            System .out .println ();
            System .out .println (soldiersOnMission .size () + " soldier(s) on mission found:");
            System .out .println ("    ID   Name                         BRV REA FIR THR PSK PST MLE   Base");
            soldiersOnMission .forEach (p -> {p .display ();});
            System .out .println ("End of list.");
            System .out .println ();
        }

        bufferedReader .close ();
        fileReader .close ();
    }

    private static boolean waitForKeyWord (String keyWord) throws IOException {
        String line;
        while (true) {
            line = bufferedReader .readLine ();
            if (line == null) {
                System .out .println ("Key word not found.");
                return false;
            }
            if (line .equals (keyWord)) {
                return true;
            }
        }
    }

    private static SoldierClass readSoldierIdName () throws IOException {
        int id;
        String line, name;

        line = bufferedReader .readLine ();
        if (!line .startsWith ("        id: ")) {
            System .out .println ("Unexpected identifier.");
            return null;
        }

        id = Integer .parseUnsignedInt (line .substring (12));

        line = bufferedReader .readLine ();
        if (!line .startsWith ("        name: ")) {
            System .out .println ("Unexpected identifier.");
            return null;
        }

        name = line .substring (14);

        return new SoldierClass (id, name);
    }

    private static SoldierClass findSoldierById (int id) {
        SoldierClass soldier;
        Iterator <SoldierClass> iterator = soldiers .iterator ();
        while (iterator .hasNext ()) {
            soldier = iterator .next ();
            if (id == soldier .id) {
                return soldier;
            }
        }
        return null;
    }

    private static class SoldierClass implements Comparable <SoldierClass> {

        boolean flag;
        int expBravery;
        int expReactions;
        int expFiring;
        int expThrowing;
        int expPsiSkill;
        int expPsiStrength;
        int expMelee;
        int id;
        String base, name;

        public SoldierClass (int id, String name) {
            flag = false;
            this .id   = id;
            this .name = name;
        }

        public void display () {
            if (flag) {
                System .out .println (String .format ("%6d   %-28s %3d %3d %3d %3d %3d %3d %3d   %s",
                        id, name, expBravery, expReactions, expFiring, expThrowing, expPsiSkill, expPsiStrength, expMelee, base));
            } else {
                System .out .println (String .format ("%6d   %-28s %s", id, name, base));
            }
        }

        @Override
        public int compareTo (SoldierClass arg) {
            return id - arg .id;
        }
    }
}