<?php

namespace App;

use Illuminate\Database\Eloquent\Model;

class SubBooking extends Model
{
    public function signedAmount()
    {
        return $this->ioType->factor * $this->amount;
    }

    /**************************************************************************
     * BOOKINGS                                                               *
     **************************************************************************/

    /*
     * Get the booking which contains the sub-booking.
     *
     * @return Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function booking() {
        return $this->belongsTo('\App\Booking', 'booking_id');
    }

    /*
     * Get the booking date for a sub-booking.
     *
     * @return string
     */
    public function date()
    {
        return $this->booking->date;
    }
    
    /**************************************************************************
     * ACCOUNT TYPES                                                          *
     **************************************************************************/
    
    /*
     * Get the account type related to the sub-booking. 
     *
     * @return Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function accountType() 
    {
        return $this->belongsTo('App\AccountType', 'account_type_id');
    }

    /*
     * Get the IO-type of the sub-booking.
     *
     * @return 
     */
    public function ioType()
    {
        return $this->accountType->ioType();
    }

    /**************************************************************************
     * PERSON TARGETS                                                         *
     **************************************************************************/
    
    /*
     * Get the person-target related to the sub-booking. 
     *
     * @return Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function personTarget()
    {
        return $this->belongsTo('App\PersonTarget', 'person_target_id');
    }

    /**************************************************************************
     * PROJECTS                                                               *
     **************************************************************************/
    
    /*
     * Get the project related to the sub-booking.
     *
     * @return Illuminate\Database\Eloquent\Relations\belongsTo
     */
    public function project()
    {
        return $this->belongsTo('App\Project', 'project_id');
    }
}