disco / app / Calc / CalcPercent.php

CalcPercent.php in Discount Rules for WooCommerce – Disco | Dynamic Pricing, Conditions, Bulk, Bundle, BOGO 1.2.18, at app/Calc/CalcPercent.php

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1	<?php
2
3	namespace Disco\App\Calc;
4
5	/**
6	* Class CalcPercent
7	*
8	* @package Disco
9	* @subpackage Disco\App\Calc
10	* @author Ohidul Islam <wahid0003@gmail.com>
11	* @link https://webappick.com
12	* @license https://opensource.org/licenses/gpl-license.php GNU Public License
13	* @category Plugin
14	*/
15	class CalcPercent extends CalcAbstract {
16
17	/**
18	* @var object $cart Cart.
19	* @phpstan-ignore-next-line
20	*/
21	private $cart;
22
23	/**
24	* @var mixed $discounted_quantities
25	*/
26	private $discounted_quantities;
27
28	/**
29	* @var array $rule Campaign Rule.
30	*/
31	private $rule;
32
33	/**
34	* @var array $item Cart Item.
35	*/
36	private $item;
37
38	/**
39	* @var string $discount_intent
40	*/
41	private $discount_intent;
42
43	/**
44	* CalcPercent constructor.
45	*
46	* @param array $rule Campaign Rule.
47	* @param array $item Cart Item.
48	* @param object $cart Cart.
49	* @param object $campaign Campaign.
50	*/
51	public function __construct( $rule, $item, $cart, $campaign ) {
52	$this->item = $item;
53	$this->rule = $rule;
54	$this->cart = $cart;
55
56	// @phpstan-ignore-next-line
57	$this->discount_intent = $campaign->get_discount_intent(); // phpcs:ignore
58	}
59
60	/**
61	* Calculate Discount.
62	*
63	* @return array $discount
64	*/
65	public function calculate(): array {
66	$discount = $this->calculate_discount();
67
68	return array(
69	'price' => $this->calculate_price( $discount ),
70	'discount' => $discount,
71	'line_subtotal' => $this->calculate_line_subtotal( $discount ),
72	'discounted_quantities' => $this->discounted_quantities,
73	);
74	}
75
76	/**
77	* Calculate Discount.
78	*
79	* @return float Discount Amount.
80	*/
81	public function calculate_discount(): float { // phpcs:ignore
82	$discount_amount = 0;
83	$discount_value = $this->rule['discount_value'];
84	$price = CalcFactory::get_price( $this->item );
85	$quantity = (int) $this->item['quantity'];
86	$min = $this->rule['min'] ? (int) $this->rule['min'] : 0; //phpcs:ignore
87	$max = ! empty( $this->rule['max'] ) ? (int) $this->rule['max'] : ( $this->discount_intent === 'Bulk' ? PHP_INT_MAX : 0 ); // phpcs:ignore
88	$recursive = ! empty( $this->rule['recursive'] ) && $this->rule['recursive'] === 'yes'; // phpcs:ignore
89
90
91	// Default discount for quantities.
92	$discount_for_quantities = $min;
93
94	// Apply for the Bulk Discount when max is set.
95	if ( $max && $quantity >= $max ) {
96	$discount_for_quantities = $max;
97	}
98
99	// If quantity between min and max then apply discount.
100	if ( $quantity >= $min && $quantity <= $max ) {
101	$discount_for_quantities = $quantity;
102	}
103
104	// Apply for the Bundle & BOGO Discount when recursive is set.
105	$multiplier = 1;
106
107	if ( $recursive ) {
108	if ( $quantity % $min === 0 \|\| $quantity > $discount_for_quantities ) {
109	$multiplier = floor( $quantity / $discount_for_quantities );
110	$discount_for_quantities *= $multiplier;
111	}
112	}
113
114	// Discount per product.
115	$product_discount = 0;
116
117	if ( $price ) {
118	$product_discount = $price * $discount_value / 100;
119	}
120
121	// Limit discount to Min or Max quantity.
122	if ( $quantity >= $discount_for_quantities ) {
123	$discount_for_quantities = min( $quantity, $discount_for_quantities );
124
125	// Set the discounted quantity for BOGO.
126	if ( ! empty( $this->rule['get_quantity'] ) ) {
127	$discount_for_quantities = (int) $this->rule['get_quantity'];
128	$discount_for_quantities *= $multiplier;
129	}
130
131	$discount_amount = $discount_for_quantities * $product_discount;
132	}
133
134	$this->discounted_quantities = $discount_for_quantities;
135
136	return apply_filters( 'disco_final_discounted_amount', $discount_amount, 'percent' );
137	}
138
139	/**
140	* Calculate Price.
141	*
142	* @param float $discount Discount Amount.
143	* @return float Price.
144	*/
145	public function calculate_price( $discount ): float {
146	$discounted_subtotal = $this->calculate_line_subtotal( $discount );
147
148	return $discounted_subtotal / $this->item['quantity'];
149	}
150
151	/**
152	* Calculate Line Subtotal.
153	*
154	* @param float $discount Discount Amount.
155	* @return float Line Subtotal.
156	*/
157	public function calculate_line_subtotal( $discount ): float {
158	return $this->item['line_subtotal'] - $discount;
159	}
160
161	}
162