package CinemaBookingSystem;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Scanner;

public class CinemaSystem {

    //Strings to hold user keyboard input and current selected movie.
    public static String movieChoice = "";
    public static String userInput = "";
    public static Scanner in = new Scanner(System.in);
    //Booleans used for loops based on whether the user has chosen a movie/time yet.
    public static boolean movieChosen = false;
    public static boolean timeChosen = false;
    //SimpleDateFormats to switch between 24 hour and 12 hour time.
    public static SimpleDateFormat displayFormat = new SimpleDateFormat("HH:mm");
    public static SimpleDateFormat parseFormat = new SimpleDateFormat("hh:mm a");
    //Public int to store the theater for use in other classes.
    public static int theaterNum = 0;
    public static Date chosenTime;
    //Line break string.
    public static final String lb = "----------------------------------------";

    //The main method calls all the methods throughout the program.
    public static void main(String[] args) throws ParseException {
        //Set up the theater and show hash maps, then prompt the user to find a movie.
        Theater.createTheaters();
        Show.addMovies();
        System.out.println("Welcome to CinemaBooking 2.0!");
        System.out.println(lb);
        //Method for the user to search through the movies.
        findMovie();
        System.out.println(lb);
        //Once the user finds a movie they verify it and choose the theater.
        chooseTheater();
        System.out.println(lb);
        //User chooses a time to see the movie.
        while (!timeChosen) {
            chooseTime();
        }
        System.out.println(lb);
        //Find out how many adult/child seats and choose the rows/seats.
        SeatBooking.reserveSeats(theaterNum);
        System.out.println(lb);
        //Get the users name and phone number, and generate an ID.
        Customer.getCustomerInfo();
        System.out.println(lb);
        //Finally print out the "stub" with all the information on it,
        Customer.printFinalInfo();
        System.out.println(lb);
    }

    //This method uses a while loop to let the user choose how to find a movie, either show a list, search by name, or search by time.
    //It also uses the movieChosen boolean to decide when to move on to seat reservations.
    public static void findMovie() throws ParseException {

        //Let the user search for a movie 1 of 3 ways, this continues until they type "done".
        while (!movieChosen) {
            System.out.println("Type 1 to see a list of movies that are currently playing, type 2 to search for a movie by name, type 3 to search for movies playing at a certain time.");
            System.out.print("Once you have found the movie you would like to see, type 'done' to procede to seat reservations: ");
            userInput = in.nextLine();
            if (userInput.equals("1")) {
                System.out.println("");
                Show.listMovies();
                System.out.println("");
            }
            else if (userInput.equals("2")) {
                System.out.print("\nWhat movie would you like to search for?: ");
                userInput = in.nextLine();
                if (Show.isMovie(userInput))
                    System.out.println("Movie found!\n");
                else
                    System.out.println("Movie not found, please try again.\n");
            }
            //If the user wants to search via time, it must be converted from 12 hour to 24 hour so it can be compared to the array.
            //For this I use SimpleDateFormat and parseInt.
            else if (userInput.equals("3")) {
                System.out.print("\nWhat time would you like to search for? (Use the format hh:mm am/pm): ");
                userInput = in.nextLine();
                Date formatTime;
                try {
                    formatTime = parseFormat.parse(userInput);
                    String formatTimeString = displayFormat.format(formatTime).toString();
                    formatTimeString = formatTimeString.replaceAll("[^0-9]", "");
                    int timeToSearch = Integer.parseInt(formatTimeString);
                    Show.searchTimes(timeToSearch);
                } catch (Exception e) {
                    System.out.println("\nPlease enter a time in the format hh:mm am/pm\n");
                }
            }
            else if (userInput.equalsIgnoreCase("done")) {
                movieChosen = true;
            }
            else {
                System.out.println("Invalid choice, please try again.");
            }
        }
    }

    //Verify what movie they want to see.
    //This way they can search for multiple movies before actually choosing one.
    public static void chooseTheater() {

        boolean theaterChosen = false;

        while (!theaterChosen) {
            System.out.print("Type the name of the movie you are reserving seats for: ");
            userInput = in.nextLine();
            theaterNum = Show.findTheaterNum(userInput);
            //Print what theater the movie is in and the format.
            Theater.returnTheaterInfo(theaterNum);
            if (theaterNum > 0)
                theaterChosen = true;
        }
    }

    //Let the user choose what time to see that movie.
    public static void chooseTime() {
        //Print the times for the chosen movie.
        Show.showTimes(theaterNum);
        System.out.print("\nWhich time would you like to reserve seats for?: ");
        userInput = in.nextLine();
        //Try/catch block to prevent format exception in the input.
        try {
            chosenTime = parseFormat.parse(userInput);
            System.out.println(lb);
            System.out.println("Your chosen time is: " + parseFormat.format(chosenTime));
            timeChosen = true;
        } catch (Exception e) {
            System.out.println("\nPlease enter a time in the format hh:mm am/pm\n");
        }
    }
}