fluent-cart / app / Services / Coupon / CouponServiceAdmin.php

CouponServiceAdmin.php in FluentCart A New Era of eCommerce – Faster, Lighter, and Simpler 1.3.25, at app/Services/Coupon/CouponServiceAdmin.php

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1	<?php
2
3	namespace FluentCart\App\Services\Coupon;
4
5	use FluentCart\App\Models\Coupon;
6	use FluentCart\App\Models\Product;
7	use FluentCart\App\Services\Coupon\Concerns\CanCalculateLineTotal;
8	use FluentCart\App\Services\Coupon\Concerns\CanValidateCoupon;
9	use FluentCart\Framework\Support\Collection;
10	use WP_Error;
11
12	/*
13	* Class CouponService was removed as all coupon logic goes to DiscountService.php
14	* we had to bring it back and make it as CouponServiceAdmin
15	*
16	* @devnotes: for admin order this is used to apply/cancel/reapply coupons.
17	* we may refactore this later
18	*/
19
20	class CouponServiceAdmin
21	{
22	use CanValidateCoupon, CanCalculateLineTotal;
23
24	protected ?Collection $previouslyAppliedCoupons;
25	protected array $previouslyAppliedCouponCodes = [];
26	protected ?Collection $applicableCoupons;
27	protected ?Collection $appliedCoupons;
28	protected array $applicableCouponCodes = [];
29	protected array $cancelableCouponCodes = [];
30	protected array $productIds = [];
31	protected ?Collection $products;
32	protected array $lineItems = [];
33	protected array $calculatedLineItems = [];
34	protected bool $usingCart = true;
35	protected ?Collection $couponErrors = null;
36
37
38	/**
39	* @param array $lineItems
40	* @param ?Collection $previouslyAppliedCoupons
41	* @param bool $usingCart
42	*/
43	public function __construct(array $lineItems = [], ?Collection $previouslyAppliedCoupons = null, $applicableCouponCodes = [])
44	{
45	$this->appliedCoupons = $previouslyAppliedCoupons;
46	$this->couponErrors = new Collection();
47
48	//Set Data from the parameters
49	$this->lineItems = $lineItems;
50	$this->previouslyAppliedCoupons = $previouslyAppliedCoupons === null ? new Collection() : $previouslyAppliedCoupons->keyBy('code');
51
52	$this->previouslyAppliedCouponCodes = $this->previouslyAppliedCoupons->pluck('code')->toArray();
53	$this->applicableCouponCodes = array_merge($this->applicableCouponCodes, $applicableCouponCodes);
54	$this->init();
55	}
56
57	private function init()
58	{
59	$this->calculatedLineItems = $this->lineItems;
60	$this->productIds = (new Collection($this->lineItems))
61	->pluck('post_id')
62	->toArray();
63
64	$this->productIds = array_unique($this->productIds);
65	$this->products = Product::query()
66	->select('ID')
67	->whereIn('ID', $this->productIds)
68	->with('categories')
69	->get()
70	->keyBy('ID');
71	}
72
73
74	public function initializeCoupons(array $couponCodes = [])
75	{
76	$originalOrder = array_unique($this->applicableCouponCodes);
77
78	//Remove the cancelable code from the applicable coupon codes;
79	$this->applicableCouponCodes = array_merge(
80	$this->previouslyAppliedCouponCodes,
81	$this->applicableCouponCodes,
82	$couponCodes
83	);
84
85	$this->applicableCouponCodes = array_unique($this->applicableCouponCodes);
86
87	$orderMap = array_flip($originalOrder); // ['d' => 0, 'b' => 1, 'a' => 2]
88
89	usort($this->applicableCouponCodes, function ($a, $b) use ($orderMap) {
90	$indexA = $orderMap[$a] ?? PHP_INT_MAX;
91	$indexB = $orderMap[$b] ?? PHP_INT_MAX;
92	return $indexA <=> $indexB;
93	});
94
95	//Remove from the collection list if it should be canceled.
96	foreach ($this->cancelableCouponCodes as $couponCode) {
97	$this->applicableCouponCodes = array_diff($this->applicableCouponCodes, [$couponCode]);
98	}
99
100	if (empty($this->applicableCouponCodes)) {
101	$this->applicableCoupons = new Collection();
102	} else {
103	$this->applicableCoupons = $this->populateCouponsFromModel($this->applicableCouponCodes);
104	}
105
106
107	$sortedCoupons = new Collection();
108	foreach ($this->applicableCouponCodes as $couponCode) {
109	if ($this->applicableCoupons->has($couponCode)) {
110	$sortedCoupons->put($couponCode, $this->applicableCoupons->get($couponCode));
111	}
112	}
113
114	$this->applicableCoupons = $sortedCoupons;
115
116	$this->appliedCoupons = $this->appliedCoupons ?? new Collection();
117	$this->appliedCoupons = $this->appliedCoupons->keyBy('code');
118	$appliedCoupons = $this->appliedCoupons;
119
120	$this->applicableCoupons = $this->applicableCoupons->map(function ($coupon) use ($appliedCoupons) {
121	if ($appliedCoupons->has($coupon->code)) {
122	$data = $appliedCoupons->get($coupon->code);
123	$data['id'] = $coupon->id;
124
125	return $this->populateCouponFromArray($data);
126	}
127
128	return $coupon;
129	});
130
131	$this->applicableCouponCodes = $this->applicableCoupons->keys()->toArray();
132
133	}
134
135	public function getCouponErrors(): ?Collection
136	{
137	return $this->couponErrors;
138	}
139
140	protected function populateCouponFromArray($data): Coupon
141	{
142	$coupon = new Coupon();
143	$coupon->fill($data);
144	$coupon->id = $data['id'];
145	return $coupon;
146	}
147
148	protected function populateCouponsFromModel($couponCodes = [], $model = Coupon::class)
149	{
150	return $model::query()
151	->whereIn('code', $couponCodes) // Lowercase the array for comparison
152	->orderBy('priority')//Order by is important here
153	->get()
154	->keyBy('code');
155	}
156
157	public function applyCoupon(string $couponCode): ?WP_Error
158	{
159	return $this->apply([$couponCode]);
160	}
161
162	protected function apply(array $couponCodes = []): ?WP_Error
163	{
164	$this->initializeCoupons($couponCodes);
165	$this->calculateLineItems();
166	return null;
167	}
168
169	public function getCalculatedLineItems(): array
170	{
171	return $this->calculatedLineItems;
172	}
173
174	public function cancelCoupon(string $couponCode)
175	{
176	$this->cancelableCouponCodes = array_merge(
177	$this->cancelableCouponCodes,
178	[$couponCode]
179	);
180
181	$this->initializeCoupons();
182	$this->calculateLineItems();
183	}
184
185	public function reapplyCoupons()
186	{
187	$this->initializeCoupons();
188	$this->calculateLineItems();
189	}
190
191	protected function ensureCouponExistInDiscountData(Coupon $coupon)
192	{
193	if (empty($this->discountData[$coupon->code])) {
194	$this->discountData[$coupon->code] = [
195	'id' => $coupon->id,
196	'title' => $coupon->title,
197	'amount' => 0,
198	'formatted_discount' => '',
199	'unit_amount' => 0,
200	'actual_quantity' => 0,
201	'discount' => 0,
202	'type' => $coupon->type,
203	'actual_amount' => $coupon->amount,
204	];
205	}
206	}
207
208	}
209