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<?php namespace Bedard\Shop\Models; |
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use Carbon\Carbon; |
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use Flash; |
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use Lang; |
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use Model; |
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use October\Rain\Database\ModelException; |
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/** |
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* Discount Model. |
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*/ |
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class Discount extends Model |
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{ |
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use \Bedard\Shop\Traits\Subqueryable, |
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\Bedard\Shop\Traits\Timeable, |
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\October\Rain\Database\Traits\Purgeable, |
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\October\Rain\Database\Traits\Validation; |
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/** |
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* @var string The database table used by the model. |
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*/ |
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public $table = 'bedard_shop_discounts'; |
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/** |
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* @var array Default attributes |
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*/ |
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public $attributes = [ |
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'is_percentage' => true, |
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]; |
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/** |
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* @var array Guarded fields |
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*/ |
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protected $guarded = ['*']; |
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/** |
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* @var array Fillable fields |
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*/ |
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protected $fillable = [ |
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'amount', |
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'amount_exact', |
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'amount_percentage', |
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'end_at', |
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'is_percentage', |
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'name', |
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'start_at', |
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]; |
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/** |
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* @var array Purgeable vields |
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*/ |
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protected $purgeable = [ |
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'amount_exact', |
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'amount_percentage', |
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]; |
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/** |
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* @var array Relations |
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*/ |
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public $belongsToMany = [ |
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'categories' => [ |
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'Bedard\Shop\Models\Category', |
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'table' => 'bedard_shop_category_discount', |
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], |
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'products' => [ |
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'Bedard\Shop\Models\Product', |
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'table' => 'bedard_shop_discount_product', |
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], |
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]; |
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public $hasMany = [ |
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'prices' => [ |
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'Bedard\Shop\Models\Price', |
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'delete' => true, |
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], |
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]; |
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/** |
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* @var array Validation rules |
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*/ |
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public $rules = [ |
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'end_at' => 'date', |
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'name' => 'required', |
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'start_at' => 'date', |
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'amount_exact' => 'numeric|min:0', |
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'amount_percentage' => 'integer|min:0', |
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]; |
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/** |
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* After validate. |
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* |
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* @return void |
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*/ |
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public function afterValidate() |
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{ |
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$this->validateDates(); |
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} |
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/** |
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* Before save. |
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* |
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* @return void |
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*/ |
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public function beforeSave() |
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{ |
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$this->setAmount(); |
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} |
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/** |
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* Filter form fields. |
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* |
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* @param object $fields |
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* @return void |
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*/ |
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public function filterFields($fields) |
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{ |
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$fields->amount_exact->hidden = $this->is_percentage; |
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$fields->amount_percentage->hidden = ! $this->is_percentage; |
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} |
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/** |
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* Fetch all of the products within the scope of this discount. |
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* |
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* @return array |
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*/ |
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public function getProductIds() |
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{ |
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$categoryProductIds = $this->categories() |
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->select('id') |
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->with(['products' => function($products) { |
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return $products->select('id'); |
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}]) |
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->lists('categories.products.id'); |
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$productIds = $this->products()->lists('id'); |
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return array_unique(array_merge($productIds, $categoryProductIds)); |
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} |
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/** |
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* This exists to makes statuses sortable by assigning them a value. |
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* |
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* Expired 0 |
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* Running 1 |
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* Upcoming 2 |
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* |
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* @param \October\Rain\Database\Builder $query |
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* @return \October\Rain\Database\Builder |
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*/ |
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public function scopeSelectStatus($query) |
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{ |
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$grammar = $query->getQuery()->getGrammar(); |
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$start_at = $grammar->wrap($this->table.'.start_at'); |
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$end_at = $grammar->wrap($this->table.'.end_at'); |
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$now = Carbon::now(); |
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$subquery = 'CASE '. |
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"WHEN ({$end_at} IS NOT NULL AND {$end_at} < '{$now}') THEN 0 ". |
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"WHEN ({$start_at} IS NOT NULL AND {$start_at} > '{$now}') THEN 2 ". |
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'ELSE 1 '. |
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'END'; |
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return $query->selectSubquery($subquery, 'status'); |
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} |
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/** |
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* Set the discount amount. |
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* |
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* @return void |
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*/ |
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public function setAmount() |
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{ |
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$exact = $this->getOriginalPurgeValue('amount_exact'); |
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$percentage = $this->getOriginalPurgeValue('amount_percentage'); |
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$this->amount = $this->is_percentage |
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? $percentage |
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: $exact; |
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} |
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/** |
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* Ensure the start and end dates are valid. |
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* |
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* @return void |
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*/ |
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public function validateDates() |
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{ |
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// Start date must be after the end date |
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if ($this->start_at !== null && |
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$this->end_at !== null && |
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$this->start_at >= $this->end_at) { |
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Flash::error(Lang::get('bedard.shop::lang.discounts.form.start_at_invalid')); |
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throw new ModelException($this); |
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} |
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} |
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} |
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scottbedard /
oc-shop-plugin
