<?php
namespace App\Model\Table;

use Cake\ORM\RulesChecker;
use Cake\ORM\Table;
use Cake\Validation\Validator;

/**
 * Categories Model
 *
 * @property \Cake\ORM\Association\BelongsTo $SurCategories
 */
class CategoriesTable extends AppTable
{

    /**
     * Initialize method
     *
     * @param array $config
     *            The configuration for the Table.
     * @return void
     */
    public function initialize(array $config)
    {
        parent::initialize($config);
        
        $this->setTable('categories');
        //$this->setDisplayField('id');
        $this->setDisplayField('nom');
        $this->setPrimaryKey('id');
        
        $this->belongsTo('SurCategories', [
            'foreignKey' => 'sur_categorie_id',
            'joinType' => 'INNER'
        ]);
        
        $this->hasMany('SousCategories')
            ->setForeignKey('categorie_id')
            ->setDependent(true); // si la catégorie est supprimée, les sous-catégories liées le seront aussi
        
        $this->hasMany('Materiels')
            ->setForeignKey('categorie_id')
            ->setDependent(false); // si la catégorie est supprimée, les matos liés NE LE SERONT PAS !!
            
    }

    /**
     * Default validation rules.
     *
     * @param \Cake\Validation\Validator $validator
     *            Validator instance.
     * @return \Cake\Validation\Validator
     */
    public function validationDefault(Validator $validator)
    {
        $validator->integer('id')->allowEmpty('id', 'create');
        
        $validator->requirePresence('nom', 'create')
            ->add('nom', 'valid', [
            'rule' => [
                'check_string'
            ],
            'message' => 'Le champ doit être valide.',
            'provider' => 'table'
        ])
            ->notEmpty('nom')
            ->add('nom', 'unique', [
            'rule' => 'validateUnique',
            'provider' => 'table'
        ]);
        
        return $validator;
    }

    /**
     * Returns a rules checker object that will be used for validating
     * application integrity.
     *
     * @param \Cake\ORM\RulesChecker $rules
     *            The rules object to be modified.
     * @return \Cake\ORM\RulesChecker
     */
    public function buildRules(RulesChecker $rules)
    {
        $rules->add($rules->isUnique([
            'nom'
        ]));
        $rules->add($rules->existsIn([
            'sur_categorie_id'
        ], 'SurCategories'));
        return $rules;
    }
}