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<?php |
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/** |
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* This class is responsible for all discount calculation |
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* |
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* @package WPFunnels\Discount |
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*/ |
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namespace WPFunnels\Discount; |
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|
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class WpfnlDiscount{ |
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|
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|
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/** |
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* Calculate price after discount |
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* |
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* @param $discount_type Discount type can be percentage and flat amount. |
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* @param $discount_value Discount amount. |
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* @param $price Product price where you want to add discount |
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* |
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* @since 2.7.6 |
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* @return Number |
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*/ |
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public function calculate_discount( $discount_type, $discount_value, $price ) { |
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$custom_price = $price; |
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if (!empty($discount_type)) { |
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$price = (float)$price; |
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$discount_value = (float)$discount_value; |
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if( is_numeric($price) && is_numeric($discount_value) ){ |
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if ('discount-percentage' === $discount_type) { |
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if ( $discount_value > 0 && $discount_value <= 100) { |
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$custom_price = $price - (($price * $discount_value) / 100); |
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$custom_price = number_format((float)$custom_price,2, '.', ''); |
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} |
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} elseif ('discount-price' === $discount_type) { |
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if ($discount_value > 0 && $price >= $discount_value ) { |
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$custom_price = $price - $discount_value; |
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$custom_price = number_format($custom_price, 2); |
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} |
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} |
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} |
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} |
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return $custom_price; |
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} |
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|
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|
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/** |
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* Get discount amount |
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* |
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* @param $discount_type Discount type can be percentage and flat amount. |
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* @param $discount_value Discount amount. |
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* @param $product_price Product price where you want to add discount |
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* |
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* @since 2.7.6 |
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* @return Mix Number or Boolean |
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*/ |
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public static function get_discount_amount( $discount_type, $discount_value, $price ) { |
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$discount = false; |
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if (!empty($discount_type) && 'original' !== $discount_type ) { |
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$price = (float)$price; |
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$discount_value = (float)$discount_value; |
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if( is_numeric($price) && is_numeric($discount_value) ){ |
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if ('discount-percentage' === $discount_type) { |
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if ( $discount_value > 0 && $discount_value <= 100) { |
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$discount = (($price * $discount_value) / 100); |
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} |
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} elseif ('discount-price' === $discount_type) { |
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if ($discount_value > 0 && $price >= $discount_value ) { |
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$discount = $discount_value; |
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} |
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} |
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if( $discount ){ |
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$discount = number_format($discount, 2); |
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} |
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} |
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} |
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return $discount; |
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} |
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|
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|
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/** |
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* Get discount settings by step id from postmeta |
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* |
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* @param $step_id Step ID. |
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* |
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* @since 2.7.6 |
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* @return Mix Array or boolean |
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*/ |
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public function get_discount_settings( $step_id ){ |
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$discount = false; |
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if( $step_id ){ |
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$step_type = get_post_meta( $step_id, '_step_type', true ); |
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if( 'checkout' === $step_type ){ |
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$discount = get_post_meta( $step_id, '_wpfnl_checkout_discount_main_product', true ); |
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}elseif( 'upsell' === $step_type || 'downsell' === $step_type ){ |
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$discount = get_post_meta( $step_id, '_wpfnl_'.$step_type.'_discount', true ); |
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} |
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} |
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return $discount; |
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} |
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} |
