Main.java

package playground;

import java.io.*;
import java.time.LocalDate;
import java.time.LocalTime;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;
import java.util.Scanner;
/*
import javax.mail.*;
import javax.mail.internet.*;
import javax.activation.*;*/


class Program {
    static List<Client> clients = new ArrayList<Client>();
    static int connectedClient;
    static List<playground.PG> PG = new ArrayList<playground.PG>();
    static List<playground.BookPG> bookPG = new ArrayList<playground.BookPG>();
    static List<playground.Payment> payment = new ArrayList<playground.Payment>();
    static Scanner scanner = new Scanner(System.in);


    public static void main(String[] args) {
        mainMenu();
        while(true) {
            System.out.println(clients.get(connectedClient).ClientType);
            switch(clients.get(connectedClient).ClientType) {
                case 1:
                    BookingPlayground();
                    break;
                case 2:
                    creatingPlayground();
                    break;
                case 3:
                    AdminMenu();
                    break;
            }
        }
    }
    public static void mainMenu()
    {
        String email=""; String password; String name; int accType;
        int option; int flag=0;
        while (flag==0) {

            System.out.println("Hello in Playgrounds reservation system please enter your choice: ");
            System.out.println("1) Sign in");
            System.out.println("2) Register");
            option = scanner.nextInt();
            switch(option) {
                case 1:
                    System.out.println("Enter your email");
                    email = scanner.next();

                    System.out.println("Enter your password");
                    password = scanner.next();

                    if(verifyClient(email, password)) {
                        flag =1;
                        continue;
					/*System.out.println("Welcome " + clients.get(connectedClient).Name);
					if(!clients.get(connectedClient).verified) {
						System.out.println("Enter your Verification Code");
						int vf = scanner.nextInt();
						clients.get(connectedClient).verify(vf);
					}*/
                    }
                    else {
                        System.out.println("Invalid username or password");
                        for(int i=0;i<clients.size();i++)
                            System.out.println(clients.get(i).Email + clients.get(i).Password);
                    }
                    break;

                case 2:
                    System.out.println("Enter your email");
                    email = scanner.next();

                    System.out.println("Enter your name");
                    name = scanner.next();

                    System.out.println("Enter your password");
                    password = scanner.next();

                    System.out.println("choose account type");
                    System.out.println("1- Player");
                    System.out.println("2- Playground Owner");
                    System.out.println("3- Adminstrator");
                    accType = scanner.nextInt();

                    int vf = GenerateVerificationCode();
                    clients.add(new Client(email, password,name, vf, accType));
                    //AddClient(email, name, password,accType);
                    break;
            }
        }
    }
    public static String createPGid(int idscount) {
        int id;
        id = idscount + 1;
        return String.valueOf(id);
    }

    public static void creatingPlayground() {
        String PGid;
        String name;
        String PGdescription;
        String address;
        int pricehour;
        int bookingNo;
        Boolean approved;
        String[][] Avilablehours = new String[24][2];
        String state = "";
        String ownerid = "";

        int optionowner;
        int idscount = 0;
        System.out.println("Hello in Playgrounds reservation system please enter your choice: ");
        System.out.println("1) Add playground. ");
        System.out.println("2) Sign Out ");
        optionowner = scanner.nextInt();
        switch (optionowner) {
            case 2:
                mainMenu();
                break;
            case 1:
                PGid = createPGid(idscount);
                idscount++;
                System.out.println("Enter Playground name: ");
                name = scanner.next();
                System.out.println("Enter Playground description: ");
                PGdescription = scanner.next();
                System.out.println("Enter Playground address: ");
                address = scanner.next();
                System.out.println("Enter Playground price hour: ");
                pricehour = scanner.nextInt();

                String hour = "00:00";
                for (int i = 0; i < 24; i++) {
                    Avilablehours[i][0] = String.valueOf(hour);
                    hour = String.valueOf(LocalTime.parse(hour).plusHours(1));
                }
                for (int i = 0; i < 24; i++) {
                    Avilablehours[i][1] = "A";
                }

                PG.add(new PG(PGid, name, PGdescription, address, pricehour, 0, false, Avilablehours, state, ownerid));
                for (int i = 0; i < 24; i++) {
                    for (int j = 0; j < 2; j++) {
                        System.out.println(PG.get(0).Avilablehours[i][j]);
                    }
                }
                break;

        }

    }

    public static String createBPGid(int idbookcount) {
        int id;
        id = idbookcount + 1;
        return String.valueOf(id);
    }


    public static void BookingPlayground(){
        String id;
        String playgroundid;
        String accountid = "0";
        String date;
        String total;
        String description;
        String starthour;
        String duration;
        String paymentid;
        int optionplayer;
        int idbookcount = 0;
        System.out.println("Hello in Playgrounds reservation system please enter your choice: ");
        System.out.println("1) Book a playground. ");
        System.out.println("2) Complaint on a playground.");
        System.out.println("3) Create a team.");
        System.out.println("4) Sign Out ");
        optionplayer = scanner.nextInt();
        int Coption;
        String complaint;
        switch (optionplayer) {
            case 4:
                mainMenu();
                break;
            case 1:
                for (int i = 0; i < PG.size(); i++) {
                    if (PG.get(i).approved == true){
                        System.out.println((i + 1) + ") " + PG.get(i).name);
                    }
                    else{
                        System.out.println("No playgrounds Exist");
                    }
                }
                break;
            case 2:
                ViewingPlaygrounds();
                System.out.println("Enter playground number:");
                Coption = scanner.nextInt();
                System.out.println("Enter your complaint:");
                complaint = scanner.next();
                for (int j = 0; j < Coption; j++) {
                    PG.get(j).ComplaintsN++;
                    PG.get(j).Complaints.add(complaint);
                }
            case 3:
                CreatingTeam();
                break;
        }
        if(optionplayer==1) {
            int optionbook;
            optionbook = scanner.nextInt();
            /*for (int i = 0; i < 24; i++) {
                if (PG.get(optionbook).Avilablehours[i][1] == "A")
                    System.out.println(PG.get(optionbook).Avilablehours[i][0]);

            }*/
            System.out.println("Do you want to reserve? (Y/N) ");
            String answer = scanner.next();
            if (answer.equalsIgnoreCase("Y")) {
                int fromhour;
                int tohour;
                System.out.println("The slot you want is from? (ex:12,7,23) ");
                fromhour = scanner.nextInt();
                System.out.println("The slot you want is to? (ex:13,8,0) ");
                tohour = scanner.nextInt();
                System.out.println("Enter the description:  ");
                description = scanner.next();
                starthour = String.valueOf(fromhour);
                id = createBPGid(idbookcount);
                playgroundid = PG.get(optionbook-1).id;
                //accountid
                date = String.valueOf(LocalDate.now());
                duration = String.valueOf(tohour - fromhour);
                total = String.valueOf((tohour - fromhour) * (PG.get(optionbook-1).pricehour));
                paymentid = "1";//payment.get(optionbook-1).id;
                bookPG.add(new BookPG(id, playgroundid, Integer.toString(clients.get(connectedClient).ClientId), date, total, description, starthour, duration, paymentid));
                for (int i = fromhour; i < tohour; i++) {
                    PG.set(optionbook-1, null).Avilablehours[i][1] = "B";
                }
            }
        }

    }

    public static void AdminMenu() {
        int option;
        System.out.println("Hello in Playgrounds reservation system please enter your choice: ");
        System.out.println("1) Approve a playground. ");
        System.out.println("2) Filter playgrounds.");
        System.out.println("3) Sign Out ");
        option = scanner.nextInt();
        switch(option)
        {
            case 3:
                mainMenu();
                break;
            case 1:
                ApprovingRequests();
                break;
            case 2:
                FilteringPlaygrounds();
                break;
        }
    }
    public static void ApprovingRequests() {
        if (PG.size() == 0) {
            System.out.println("There are no Playgrounds in the system");
        } else {
            System.out.println("Requested Playgrounds:           *Playgrounds Appear sequentially");
            System.out.println("");
            String choice;
            for (int i = 0; i < PG.size(); i++) {
                if (PG.get(i).approved == false) {
                    System.out.println((i + 1) + ") ");
                    System.out.println("Name: " + PG.get(i).name);
                    System.out.println("ID: " + PG.get(i).id);
                    System.out.println("Address: " + PG.get(i).address);
                    System.out.println("Description: " + PG.get(i).description);
                    System.out.println("");
                    System.out.println("Enter 'A' to approve playground or 'R' to reject Playground.");
                    choice = scanner.next();
                    switch (choice) {
                        case "A":
                            PG.get(i).approved = true;
                            break;
                        case "R":
                            PG.remove(i);
                            break;
                    }
                }
            }
        }
    }

    public static void ViewingPlaygrounds() {
        for (int i = 0; i < PG.size(); i++) {
            if (PG.get(i).approved == true) {
                System.out.println((i + 1) + ") ");
                System.out.println("Name: " + PG.get(i).name);
                System.out.println("ID: " + PG.get(i).id);
                System.out.println("Address: " + PG.get(i).address);
                System.out.println("Description: " + PG.get(i).description);
                System.out.println("Number of complaints: " + PG.get(i).ComplaintsN);
            }
        }
    }

    public static void FilteringPlaygrounds() {
        String Input;
        String Choice;
        System.out.println("Enter Playground name or id");
        Input = scanner.next();
        for (int i = 0; i < PG.size(); i++) {
            if (PG.get(i).name == Input || PG.get(i).id == Input) {
                System.out.println((i + 1) + ") ");
                System.out.println("Address: " + PG.get(i).address);
                System.out.println("Number of complaints: " + PG.get(i).ComplaintsN);
                System.out.println("Complaints: ");
                for (int j = 0; j < PG.get(i).Complaints.size(); j++) {
                    System.out.println(PG.get(i).Complaints.get(j));
                }
                System.out.println(" ");
                System.out.println("Do you wanna remove this playground  (Y or N) ");
                Choice=scanner.next();
                while (Choice!="Y" || Choice!="N"){
                    System.out.println("Invalid input, Enter Y or N");
                    Choice=scanner.next();
                }
                if(Choice=="Y")
                    PG.remove(i);

            }
        }
    }

    public static void CreatingTeam() {
        int TeamNumber;
        String name = "", Gmail = "", playerID = "", playerName = "", playgroundID = "", playgroundName = "", matchTime = "";
        System.out.println("Enter your team number         *includes you*");
        TeamNumber = scanner.nextInt();
        while (TeamNumber != 5) {
            System.out.println("Invalid input, Your must should contains 5 players");
            System.out.println("Enter valid number");
            TeamNumber = scanner.nextInt();
        }

        playerName = clients.get(connectedClient).Name;
        playerID = Integer.toString(clients.get(connectedClient).ClientId);
        for (int j = 0; j < bookPG.size(); j++) {
            if (bookPG.get(j).accountid == playerID) {
                playgroundID = bookPG.get(j).playgroundid;
                matchTime = bookPG.get(j).starthour;
            }
        }
        for (int x = 0; x < PG.size(); x++) {
            if (PG.get(x).id == playgroundID)
                playgroundName = PG.get(x).name;
        }

        for (int i = 0; i < 5; i++) {
            System.out.println("Enter player (" + (i + 1) + ")'s name: ");
            name = scanner.next();
            System.out.println("Enter player (" + (i + 1) + ")'s gmail: ");
            Gmail = scanner.next();
     //       sendEmailForTeam(name, Gmail, playerName, playgroundName, matchTime);
        }
    }



    public static void AddClient(String email, String name, String password, int accType)
    {
        File file = new File(System.getProperty("user.dir") + "/emails.txt");
        try {
            file.createNewFile();
            FileWriter fw = new FileWriter(file,true);

            int vf = GenerateVerificationCode();
            //sendEmail(email, vf);
            Writer bw = new BufferedWriter(fw);
            bw.append(email + "\n" + name + "\n" + password + "\n" + vf + "\n" + accType + "\n");
            bw.flush();
            bw.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public static int GenerateVerificationCode() {
        Random rand = new Random();
        int upperbound = 10000;
        int int_random = rand.nextInt(upperbound);
        return int_random;
    }
    public static void LoadUsers() {
        File file = new File(System.getProperty("user.dir") + "/emails.txt");
        BufferedReader br = null;
        try {
            file.createNewFile();
            br = new BufferedReader(new FileReader(file));
        } catch (FileNotFoundException e) {
            System.out.println(e);
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

        String st;
        String ml = "";
        String nm = "";
        String pass = "";
        int accType = 0;
        int vf=0;
        int i = 0;
        try {
            while ((st = br.readLine()) != null) {
                if (i == 0) {
                    ml = st;
                    i++;
                } else if (i == 1) {
                    nm = st;
                    i++;
                }
                else if (i == 2) {
                    pass = st;
                    i++;
                }
                else if (i == 3) {
                    vf = Integer.parseInt(st);
                    i++;
                }
                else {
                    accType = Integer.parseInt(st);
                    System.out.println(accType);
                    clients.add(new Client(ml, pass, nm, vf, accType));
                    i = 0;
                }
            }
        } catch (IOException e) {
            System.out.println(e);
        }
    }

    public static boolean verifyClient(String email, String password) {
        for (int i = 0; i < clients.size(); i++) {
            if (email.equalsIgnoreCase(clients.get(i).Email)) {
                if (password.equalsIgnoreCase(clients.get(i).Password)) {
                    connectedClient = i;
                    return true;
                }
            }
        }
        return false;
    }
   /* public static void sendEmail(String to, int vf){
        String from = "";
        String password = "";

        Properties props = new Properties();
        props.put("mail.smtp.host", "smtp.gmail.com");
        props.put("mail.smtp.socketFactory.port", "465");
        props.put("mail.smtp.socketFactory.class",
                "javax.net.ssl.SSLSocketFactory");
        props.put("mail.smtp.auth", "true");
        props.put("mail.smtp.port", "465");
        //get Session
        Session session = Session.getDefaultInstance(props,
                new javax.mail.Authenticator() {
                    protected PasswordAuthentication getPasswordAuthentication() {
                        return new PasswordAuthentication(from,password);
                    }
                });
        //compose message
        try {
            MimeMessage message = new MimeMessage(session);
            message.addRecipient(Message.RecipientType.TO,new InternetAddress(to));
            message.setSubject("Playground Reservation System");
            message.setText("Your verification code is " + vf);
            //send message
            Transport.send(message);
            System.out.println("message sent successfully");
        } catch (MessagingException e) {throw new RuntimeException(e);}

    }


     public static void sendEmailForTeam(String toName,String toMail, String by, String in, String at){
        String from = "";
        String password = "";

        Properties props = new Properties();
        props.put("mail.smtp.host", "smtp.gmail.com");
        props.put("mail.smtp.socketFactory.port", "465");
        props.put("mail.smtp.socketFactory.class",
                "javax.net.ssl.SSLSocketFactory");
        props.put("mail.smtp.auth", "true");
        props.put("mail.smtp.port", "465");
        //get Session
        Session session = Session.getDefaultInstance(props,
                new javax.mail.Authenticator() {
                    protected PasswordAuthentication getPasswordAuthentication() {
                        return new PasswordAuthentication(from,password);
                    }
                });
        //compose message
        try {
            MimeMessage message = new MimeMessage(session);
            message.addRecipient(Message.RecipientType.TO,new InternetAddress(toMail));
            message.setSubject("Playground Reservation System");
            message.setText("Hi "+toName+", Your friend: '" +by+"' "+"booked a match in playground: '"+in+"' "+"at time:'"+at+"' "+"Make sure to be there");
            //send message
            Transport.send(message);
            System.out.println("message sent successfully");
        } catch (MessagingException e) {throw new RuntimeException(e);}
    }*/

}