<?php
namespace App\Models;

use App\Models\ActionLog;
use App\Models\Category;
use App\Models\Company;
use App\Models\ConsumableAssignment;
use App\Models\Location;
use App\Models\Loggable;
use App\Models\User;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;
use Watson\Validating\ValidatingTrait;

/**
 * Model for Components.
 *
 * @version    v1.0
 */
class Component extends Model
{
    use CompanyableTrait;
    use Loggable;
    use SoftDeletes;

    protected $dates = ['deleted_at'];
    protected $table = 'components';


    /**
    * Category validation rules
    */
    public $rules = array(
        'name'        => 'required|min:3|max:255',
        'total_qty'     => 'required|integer|min:1',
        'category_id' => 'required|integer',
        'company_id'  => 'integer',
        'purchase_date'  => 'date',
        'purchase_cost'   => 'numeric',
    );

    /**
    * Whether the model should inject it's identifier to the unique
    * validation rules before attempting validation. If this property
    * is not set in the model it will default to true.
    *
    * @var boolean
    */
    protected $injectUniqueIdentifier = true;
    use ValidatingTrait;

    /**
     * The attributes that are mass assignable.
     *
     * @var array
     */
    protected $fillable = ['name','company_id','category_id'];

    public function location()
    {
        return $this->belongsTo('\App\Models\Location', 'location_id');
    }

    public function assets()
    {
        return $this->belongsToMany('\App\Models\Asset', 'components_assets')->withPivot('assigned_qty', 'created_at', 'user_id');
    }

    public function admin()
    {
        return $this->belongsTo('\App\Models\User', 'user_id');
    }

    public function company()
    {
        return $this->belongsTo('\App\Models\Company', 'company_id');
    }


    public function category()
    {
        return $this->belongsTo('\App\Models\Category', 'category_id');
    }

    /**
    * Get action logs for this consumable
    */
    public function assetlog()
    {
        return $this->hasMany('\App\Models\Actionlog', 'item_id')->where('item_type', Component::class)->orderBy('created_at', 'desc')->withTrashed();
    }


    public function numRemaining()
    {
        $checkedout = 0;

        foreach ($this->assets as $checkout) {
            $checkedout += $checkout->pivot->assigned_qty;
        }


        $total = $this->total_qty;
        $remaining = $total - $checkedout;
        return $remaining;
    }


    /**
    * Query builder scope to search on text
    *
    * @param  Illuminate\Database\Query\Builder  $query  Query builder instance
    * @param  text                              $search      Search term
    *
    * @return Illuminate\Database\Query\Builder          Modified query builder
    */
    /**
    * Query builder scope to search on text
    *
    * @param  Illuminate\Database\Query\Builder  $query  Query builder instance
    * @param  text                              $search      Search term
    *
    * @return Illuminate\Database\Query\Builder          Modified query builder
    */
    public function scopeTextSearch($query, $search)
    {
        $search = explode(' ', $search);

        return $query->where(function ($query) use ($search) {

            foreach ($search as $search) {
                    $query->whereHas('category', function ($query) use ($search) {
                        $query->where('categories.name', 'LIKE', '%'.$search.'%');
                    })->orWhere(function ($query) use ($search) {
                        $query->whereHas('company', function ($query) use ($search) {
                            $query->where('companies.name', 'LIKE', '%'.$search.'%');
                        });
                    })->orWhere(function ($query) use ($search) {
                        $query->whereHas('location', function ($query) use ($search) {
                            $query->where('locations.name', 'LIKE', '%'.$search.'%');
                        });
                    })->orWhere('components.name', 'LIKE', '%'.$search.'%')
                            ->orWhere('components.order_number', 'LIKE', '%'.$search.'%')
                            ->orWhere('components.serial_number', 'LIKE', '%'.$search.'%')
                            ->orWhere('components.purchase_cost', 'LIKE', '%'.$search.'%')
                            ->orWhere('components.purchase_date', 'LIKE', '%'.$search.'%');
            }
        });
    }

    /**
    * Query builder scope to order on company
    *
    * @param  Illuminate\Database\Query\Builder  $query  Query builder instance
    * @param  text                              $order       Order
    *
    * @return Illuminate\Database\Query\Builder          Modified query builder
    */
    public function scopeOrderCategory($query, $order)
    {
        return $query->join('categories', 'components.category_id', '=', 'categories.id')->orderBy('categories.name', $order);
    }

    /**
    * Query builder scope to order on company
    *
    * @param  Illuminate\Database\Query\Builder  $query  Query builder instance
    * @param  text                              $order       Order
    *
    * @return Illuminate\Database\Query\Builder          Modified query builder
    */
    public function scopeOrderLocation($query, $order)
    {
        return $query->leftJoin('locations', 'components.location_id', '=', 'locations.id')->orderBy('locations.name', $order);
    }


    /**
    * Query builder scope to order on company
    *
    * @param  Illuminate\Database\Query\Builder  $query  Query builder instance
    * @param  text                              $order       Order
    *
    * @return Illuminate\Database\Query\Builder          Modified query builder
    */
    public function scopeOrderCompany($query, $order)
    {
        return $query->leftJoin('companies', 'components.company_id', '=', 'companies.id')->orderBy('companies.name', $order);
    }
}