easy-invoice / includes / Models / InvoiceItem.php

InvoiceItem.php in Easy Invoice – Invoice Generator, PDF Quotes & Payments 2.3.2, at includes/Models/InvoiceItem.php

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1	<?php
2	/**
3	* Invoice Item Model
4	*
5	* @package EasyInvoice
6	* @author Your Name
7	* @copyright Copyright (c) 2023, Your Company
8	* @license http://opensource.org/licenses/gpl-2.0.php GNU Public License
9	* @since 1.0.0
10	*/
11
12	namespace EasyInvoice\Models;
13
14	use WP_Post;
15
16	/**
17	* InvoiceItem Class
18	*
19	* Represents an invoice item.
20	*/
21	class InvoiceItem {
22	/**
23	* Item ID
24	*
25	* @var int
26	*/
27	private $id;
28
29	/**
30	* Invoice ID
31	*
32	* @var int
33	*/
34	private $invoice_id;
35
36	/**
37	* Dynamic data storage for all fields
38	*
39	* @var array
40	*/
41	private $data = [];
42
43	/**
44	* Modified flag
45	*
46	* @var bool
47	*/
48	private $is_modified = false;
49
50	/**
51	* Whether this item is based on a post
52	*
53	* @var bool
54	*/
55	private $is_post = false;
56
57	/**
58	* Constructor
59	*
60	* @param WP_Post\|array $data The item data (WP_Post object or array)
61	*/
62	public function __construct($data) {
63	$this->data = $data;
64
65	if ($data instanceof \WP_Post) {
66	$this->is_post = true;
67	$this->id = $data->ID;
68	} elseif (is_array($data)) {
69	$this->is_post = false;
70	$this->id = isset($data['id']) ? intval($data['id']) : 0;
71	}
72	}
73
74	/**
75	* Magic method to get dynamic properties
76	*
77	* @since 1.0.0
78	* @param string $name Property name
79	* @return mixed Property value
80	*/
81	public function __get($name) {
82	// Handle special properties
83	if ($name === 'id') {
84	return $this->id;
85	}
86
87	// Handle name/title compatibility
88	if ($name === 'name' && empty($this->data[$name]) && !empty($this->data['title'])) {
89	return $this->data['title'];
90	}
91	if ($name === 'title' && empty($this->data[$name]) && !empty($this->data['name'])) {
92	return $this->data['name'];
93	}
94
95	// Return from dynamic data array
96	return $this->data[$name] ?? null;
97	}
98
99	/**
100	* Magic method to set dynamic properties
101	*
102	* @since 1.0.0
103	* @param string $name Property name
104	* @param mixed $value Property value
105	*/
106	public function __set($name, $value) {
107	// Handle special properties
108	if ($name === 'id') {
109	$this->id = $value;
110	return;
111	}
112
113	// Store in dynamic data array
114	$this->data[$name] = $value;
115	$this->is_modified = true;
116	}
117
118	/**
119	* Magic method to check if property exists
120	*
121	* @since 1.0.0
122	* @param string $name Property name
123	* @return bool
124	*/
125	public function __isset($name) {
126	if ($name === 'id') {
127	return isset($this->id);
128	}
129
130	return isset($this->data[$name]);
131	}
132
133	/**
134	* Dynamic getter method
135	*
136	* @since 1.0.0
137	* @param string $name Method name
138	* @param array $arguments Method arguments
139	* @return mixed
140	*/
141	public function __call($name, $arguments) {
142	// Handle getter methods (getFieldName)
143	if (strpos($name, 'get') === 0) {
144	$field_name = $this->camelCaseToSnakeCase(substr($name, 3)); // Remove 'get' prefix
145
146	// Special handling for getName() to check both 'name' and 'title' fields
147	if ($field_name === 'name') {
148	if (!empty($this->data['name'])) {
149	return $this->data['name'];
150	} elseif (!empty($this->data['title'])) {
151	return $this->data['title'];
152	}
153	return null;
154	}
155
156	return $this->__get($field_name);
157	}
158
159	// Handle setter methods (setFieldName)
160	if (strpos($name, 'set') === 0) {
161	$field_name = $this->camelCaseToSnakeCase(substr($name, 3)); // Remove 'set' prefix
162	$value = $arguments[0] ?? null;
163	$this->__set($field_name, $value);
164	return null;
165	}
166
167	// Handle isset methods (isFieldName)
168	if (strpos($name, 'is') === 0) {
169	$field_name = $this->camelCaseToSnakeCase(substr($name, 2)); // Remove 'is' prefix
170	return (bool) $this->__get($field_name);
171	}
172
173	// Handle has methods (hasFieldName)
174	if (strpos($name, 'has') === 0) {
175	$field_name = $this->camelCaseToSnakeCase(substr($name, 3)); // Remove 'has' prefix
176	return !empty($this->__get($field_name));
177	}
178
179	throw new \BadMethodCallException("Method $name does not exist");
180	}
181
182	/**
183	* Convert camelCase to snake_case
184	*
185	* @since 1.0.0
186	* @param string $camelCase
187	* @return string
188	*/
189	private function camelCaseToSnakeCase($camelCase) {
190	return strtolower(preg_replace('/(?<!^)[A-Z]/', '_$0', $camelCase));
191	}
192
193	/**
194	* Get all data as array
195	*
196	* @since 1.0.0
197	* @return array
198	*/
199	public function toArray(): array {
200	$data = $this->data;
201	$data['id'] = $this->id;
202	// Ensure taxable field is properly set as a boolean
203	$data['taxable'] = $this->isTaxable();
204	return $data;
205	}
206
207	/**
208	* Get data array
209	*
210	* @since 1.0.0
211	* @return array
212	*/
213	public function getData(): array {
214	return $this->data;
215	}
216
217	// Essential methods only
218	public function getId(): int { return $this->id; }
219	public function setId(int $id): void { $this->id = $id; }
220	public function isDirty(): bool { return $this->is_modified; }
221	public function resetDirty() { $this->is_modified = false; return $this; }
222
223	/**
224	* Get the calculated amount for this item
225	*
226	* @since 1.0.0
227	* @return float The calculated amount
228	*/
229	public function getAmount(): float {
230	$quantity = floatval($this->data['quantity'] ?? 0);
231	$price = floatval($this->data['price'] ?? 0);
232
233	// Calculate base total
234	$base_total = $quantity * $price;
235
236	// Only apply adjustment percentage if the adjust field setting is enabled
237	if (\EasyInvoice\Controllers\SettingsController::shouldShowInvoiceAdjustField()) {
238	$adjust_percentage = floatval($this->data['adjust_percentage'] ?? 0);
239	if ($adjust_percentage != 0) {
240	$base_total = $base_total * (1 + $adjust_percentage / 100);
241	}
242	}
243
244	return $base_total;
245	}
246
247	/**
248	* Check if the item is taxable
249	*
250	* @since 1.0.0
251	* @return bool
252	*/
253	public function isTaxable(): bool {
254	// Convert various values to boolean
255	$value = $this->data['taxable'] ?? true;
256	if (is_string($value)) {
257	$value = strtolower($value);
258	return $value === '1' \|\| $value === 'true' \|\| $value === 'yes' \|\| $value === 'on';
259	}
260	return (bool) $value;
261	}
262	}