disco / app / Calc / CalcPercent.php

CalcPercent.php in Discount Rules for WooCommerce – Disco | Dynamic Pricing, Conditions, Bulk, Bundle, BOGO 1.3.50, 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	use \Disco\App\Intents\IntentHelper;
18
19	/**
20	* @var object $cart Cart.
21	* @phpstan-ignore-next-line
22	*/
23	private $cart;
24
25	/**
26	* @var mixed $discounted_quantities
27	*/
28	private $discounted_quantities;
29
30	/**
31	* @var array $rule Campaign Rule.
32	*/
33	private $rule;
34
35	/**
36	* @var array $item Cart Item.
37	*/
38	private $item;
39
40	/**
41	* @var string $discount_intent
42	*/
43	private $discount_intent;
44
45	/**
46	* CalcPercent constructor.
47	*
48	* @param array $rule Campaign Rule.
49	* @param array $item Cart Item.
50	* @param object $cart Cart.
51	* @param object $campaign Campaign.
52	*/
53	public function __construct( $rule, $item, $cart, $campaign ) {
54	$this->item = $item;
55	$this->rule = $rule;
56	$this->cart = $cart;
57
58	// @phpstan-ignore-next-line
59	$this->discount_intent = $campaign->get_discount_intent(); // phpcs:ignore
60	}
61
62	/**
63	* Calculate Discount.
64	*
65	* @return array $discount
66	*/
67	public function calculate(): array {
68	$discount = $this->calculate_discount();
69
70	return array(
71	'price' => $this->calculate_price( $discount ),
72	'discount' => $discount,
73	'line_subtotal' => $this->calculate_line_subtotal( $discount ),
74	'discounted_quantities' => $this->discounted_quantities,
75	);
76	}
77
78	/**
79	* Calculate Discount.
80	*
81	* @return float Discount Amount.
82	*/
83	public function calculate_discount(): float { // phpcs:ignore
84	$discount_amount = 0;
85	$discount_value = $this->rule['discount_value'];
86	$price = CalcFactory::get_price( $this->item );
87	$quantity = (int) $this->item['quantity'];
88	$min = $this->rule['min'] ? (int) $this->rule['min'] : 0; //phpcs:ignore
89	$max = ! empty( $this->rule['max'] ) ? (int) $this->rule['max'] : ( $this->discount_intent === 'Bulk' ? PHP_INT_MAX : 0 ); // phpcs:ignore
90	$recursive = ! empty( $this->rule['recursive'] ) && $this->rule['recursive'] === 'yes'; // phpcs:ignore
91	$item_id = $this->item['product_id'];
92	$rule_ids = array_column( $this->rule['get_ids'], 'id' );
93	$discount_qty = $this->rule['get_quantity'] ? (int) $this->rule['get_quantity'] : 0; // phpcs:ignore
94
95	// Default discount for quantities.
96	$discount_for_quantities = $min;
97
98	// Apply for the Bulk Discount when max is set.
99	if ( $max && $quantity >= $max ) {
100	$discount_for_quantities = $max;
101	}
102
103	// If quantity between min and max then apply discount.
104	if ( $quantity >= $min && $quantity <= $max ) {
105	$discount_for_quantities = $quantity;
106	}
107
108	/**
109	* If discount intent is BuyXGetY then set the discount for quantities to 1.
110	* This is to ensure that the discount for selected item for BOGO discount.
111	* Here no need to check for min and max quantity.
112	*/
113
114	if (
115	$this->discount_intent === 'BuyXGetY'
116	&& ! empty( $rule_ids )
117	&& (
118	in_array( $item_id, $rule_ids, true )
119	\|\| $this->is_in_category( $item_id, $rule_ids )
120	)
121	) {
122	$discount_for_quantities = $discount_qty;
123	}
124
125	// Apply for the Bundle & BOGO Discount when recursive is set.
126	$multiplier = 1;
127
128	if ( $recursive ) {
129	if ( $quantity % $min === 0 \|\| $quantity > $discount_for_quantities ) {
130	$multiplier = floor( $quantity / $discount_for_quantities );
131	$discount_for_quantities *= $multiplier;
132	}
133	}
134
135	// Discount per product.
136	$product_discount = 0;
137
138	if ( $price ) {
139	$product_discount = $price * $discount_value / 100;
140	}
141
142	// Limit discount to Min or Max quantity.
143	if ( $quantity >= $discount_for_quantities ) {
144	$discount_for_quantities = min( $quantity, $discount_for_quantities );
145
146	// Set the discounted quantity for BOGO.
147	if ( ! empty( $this->rule['get_quantity'] ) ) {
148	$discount_for_quantities = (int) $this->rule['get_quantity'];
149	$discount_for_quantities *= $multiplier;
150	}
151
152	$discount_amount = $discount_for_quantities * $product_discount;
153	}
154
155	$this->discounted_quantities = $discount_for_quantities;
156
157	return apply_filters( 'disco_final_discounted_amount', $discount_amount, 'percent' );
158	}
159
160	/**
161	* Calculate Price.
162	*
163	* @param float $discount Discount Amount.
164	* @return float Price.
165	*/
166	public function calculate_price( $discount ): float {
167	$discounted_subtotal = $this->calculate_line_subtotal( $discount );
168
169	return $discounted_subtotal / $this->item['quantity'];
170	}
171
172	/**
173	* Calculate Line Subtotal.
174	*
175	* @param float $discount Discount Amount.
176	* @return float Line Subtotal.
177	*/
178	public function calculate_line_subtotal( $discount ): float {
179	if ( isset( $this->item['line_subtotal'] ) ) {
180	return $this->item['line_subtotal'] - $discount;
181	}
182
183	return 0.0;
184	}
185
186	}
187