/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package flight;

import java.util.GregorianCalendar;

public class Flight {

    private int id;
    private String from;
    private String to;
    private GregorianCalendar date;
    private int seatNumber;
    private FlightTicket[] tickets;

    public Flight(int flightID, String from, String to, GregorianCalendar date, int seatNumber) {
        this.from = from;
        this.to = to;
        this.date = date;
        this.id = flightID;
        this.seatNumber = seatNumber;
        tickets = new FlightTicket[seatNumber];
    }

    public int addTicket() {
        for (int i = 0; i <= tickets.length; i++) {
            if (tickets[i] == null) {
                FlightTicket ticket = new FlightTicket(i + 1);
                tickets[i] = ticket;
                return ticket.getID();
            }
        }
        return -1;
    }

    public boolean hasAvailableSeat() {
        for (int i = 0; i <= tickets.length; i++) {
            if (tickets[i] == null) {
                return true;
            }
        }
        return false;
    }

    public boolean removeTicket(int id) {
        for (int i = 0; i <= tickets.length; i++) {
            if (tickets[i].getID() == id) {
                tickets[i] = null;
                return true;
            }
        }
        return false;
    }

    public String getFrom() {
        return from;
    }

    public void setFrom(String from) {
        this.from = from;
    }

    public String getTo() {
        return to;
    }

    public void setTo(String to) {
        this.to = to;
    }

    public GregorianCalendar getDate() {
        return date;
    }

    public void setDate(GregorianCalendar date) {
        this.date = date;
    }

    public int getID() {
        return id;
    }

    public void setID(int id) {
        this.id = id;
    }

    @Override
    public boolean equals(Object obj) {
        return obj instanceof FlightService &&
                super.equals(obj) &&
                this.from.toLowerCase().equals(((Flight) obj).getFrom().toLowerCase()) &&
                this.to.toLowerCase().equals(((Flight) obj).getTo().toLowerCase()) &&
                this.date.equals(((Flight) obj).getDate());
    }

    @Override
    public int hashCode() {
        int hash = 7;
        hash = 71 * hash + (this.from != null ? this.from.hashCode() : 0);
        hash = 71 * hash + (this.to != null ? this.to.hashCode() : 0);
        hash = 71 * hash + (this.date != null ? this.date.hashCode() : 0);
        return hash;
    }
}