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273 lines
| 1 | <?php |
| 2 | /** |
| 3 | * @package VikAppointments |
| 4 | * @subpackage core |
| 5 | * @author E4J s.r.l. |
| 6 | * @copyright Copyright (C) 2021 E4J s.r.l. All Rights Reserved. |
| 7 | * @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL |
| 8 | * @link https://vikwp.com |
| 9 | */ |
| 10 | |
| 11 | // No direct access |
| 12 | defined('ABSPATH') or die('No script kiddies please!'); |
| 13 | |
| 14 | VAPLoader::import('libraries.mvc.model'); |
| 15 | |
| 16 | /** |
| 17 | * VikAppointments coupon model. |
| 18 | * |
| 19 | * @since 1.7 |
| 20 | */ |
| 21 | class VikAppointmentsModelCoupon extends JModelVAP |
| 22 | { |
| 23 | /** |
| 24 | * Basic item loading implementation. |
| 25 | * |
| 26 | * @param mixed $pk An optional primary key value to load the row by, or an array of fields to match. |
| 27 | * If not set the instance property value is used. |
| 28 | * @param boolean $new True to return an empty object if missing. |
| 29 | * |
| 30 | * @return mixed The record object on success, null otherwise. |
| 31 | */ |
| 32 | public function getItem($pk, $new = false) |
| 33 | { |
| 34 | // load item through parent |
| 35 | $item = parent::getItem($pk, $new); |
| 36 | |
| 37 | if ($item && !$item->id) |
| 38 | { |
| 39 | // use random code |
| 40 | $item->code = VikAppointments::generateSerialCode(12, 'coupon'); |
| 41 | } |
| 42 | |
| 43 | return $item; |
| 44 | } |
| 45 | |
| 46 | /** |
| 47 | * Basic save implementation. |
| 48 | * |
| 49 | * @param mixed $data Either an array or an object of data to save. |
| 50 | * |
| 51 | * @return mixed The ID of the record on success, false otherwise. |
| 52 | */ |
| 53 | public function save($data) |
| 54 | { |
| 55 | $data = (array) $data; |
| 56 | |
| 57 | // attempt to save the relation |
| 58 | $id = parent::save($data); |
| 59 | |
| 60 | if (!$id) |
| 61 | { |
| 62 | // an error occurred, do not go ahead |
| 63 | return false; |
| 64 | } |
| 65 | |
| 66 | if (isset($data['services'])) |
| 67 | { |
| 68 | // get coupon-service model |
| 69 | $model = JModelVAP::getInstance('couponservice'); |
| 70 | // define relations |
| 71 | $model->setRelation($id, $data['services']); |
| 72 | } |
| 73 | |
| 74 | if (isset($data['employees'])) |
| 75 | { |
| 76 | // get coupon-employee model |
| 77 | $model = JModelVAP::getInstance('couponemployee'); |
| 78 | // define relations |
| 79 | $model->setRelation($id, $data['employees']); |
| 80 | } |
| 81 | |
| 82 | return $id; |
| 83 | } |
| 84 | |
| 85 | /** |
| 86 | * Extend delete implementation to delete any related records |
| 87 | * stored within a separated table. |
| 88 | * |
| 89 | * @param mixed $ids Either the record ID or a list of records. |
| 90 | * |
| 91 | * @return boolean True on success, false otherwise. |
| 92 | */ |
| 93 | public function delete($ids) |
| 94 | { |
| 95 | // only int values are accepted |
| 96 | $ids = array_map('intval', (array) $ids); |
| 97 | |
| 98 | // invoke parent first |
| 99 | if (!parent::delete($ids)) |
| 100 | { |
| 101 | // nothing to delete |
| 102 | return false; |
| 103 | } |
| 104 | |
| 105 | $dbo = JFactory::getDbo(); |
| 106 | |
| 107 | // load any coupon-service relation |
| 108 | $q = $dbo->getQuery(true) |
| 109 | ->select($dbo->qn('id')) |
| 110 | ->from($dbo->qn('#__vikappointments_coupon_service_assoc')) |
| 111 | ->where($dbo->qn('id_coupon') . ' IN (' . implode(',', $ids) . ')' ); |
| 112 | |
| 113 | $dbo->setQuery($q); |
| 114 | |
| 115 | if ($assoc_ids = $dbo->loadColumn()) |
| 116 | { |
| 117 | // get coupon-service model |
| 118 | $model = JModelVAP::getInstance('couponservice'); |
| 119 | // delete relations |
| 120 | $model->delete($assoc_ids); |
| 121 | } |
| 122 | |
| 123 | // load any coupon-employee relation |
| 124 | $q = $dbo->getQuery(true) |
| 125 | ->select($dbo->qn('id')) |
| 126 | ->from($dbo->qn('#__vikappointments_coupon_employee_assoc')) |
| 127 | ->where($dbo->qn('id_coupon') . ' IN (' . implode(',', $ids) . ')' ); |
| 128 | |
| 129 | $dbo->setQuery($q); |
| 130 | |
| 131 | if ($assoc_ids = $dbo->loadColumn()) |
| 132 | { |
| 133 | // get coupon-employee model |
| 134 | $model = JModelVAP::getInstance('couponemployee'); |
| 135 | // delete relations |
| 136 | $model->delete($assoc_ids); |
| 137 | } |
| 138 | |
| 139 | return true; |
| 140 | } |
| 141 | |
| 142 | /** |
| 143 | * Returns the details of the specified coupon code. |
| 144 | * |
| 145 | * @param string $code The coupon code. |
| 146 | * |
| 147 | * @return mixed The coupon details on success, null otherwise. |
| 148 | */ |
| 149 | public function getCoupon($code) |
| 150 | { |
| 151 | return $this->getItem(array('code' => $code)); |
| 152 | } |
| 153 | |
| 154 | /** |
| 155 | * Returns a list of services assigned to the specified coupon code. |
| 156 | * |
| 157 | * @param integer $id The coupon id. |
| 158 | * |
| 159 | * @return array |
| 160 | */ |
| 161 | public function getServices($id) |
| 162 | { |
| 163 | if ($id) |
| 164 | { |
| 165 | $dbo = JFactory::getDbo(); |
| 166 | |
| 167 | // load any coupon-service relation |
| 168 | $q = $dbo->getQuery(true) |
| 169 | ->select($dbo->qn('id_service')) |
| 170 | ->from($dbo->qn('#__vikappointments_coupon_service_assoc')) |
| 171 | ->where($dbo->qn('id_coupon') . ' = ' . (int) $id); |
| 172 | |
| 173 | $dbo->setQuery($q); |
| 174 | return $dbo->loadColumn(); |
| 175 | } |
| 176 | |
| 177 | return []; |
| 178 | } |
| 179 | |
| 180 | /** |
| 181 | * Marks the specified coupon as used. |
| 182 | * In addition, removes the coupon if it should be deleted once |
| 183 | * the maximum number of usages is reached. |
| 184 | * |
| 185 | * @param mixed $coupon Either a coupon code or an array/object. |
| 186 | * |
| 187 | * @return boolean True on success, false otherwise. |
| 188 | */ |
| 189 | public function redeem($coupon) |
| 190 | { |
| 191 | if (is_string($coupon)) |
| 192 | { |
| 193 | // coupon code given, recover details |
| 194 | $coupon = $this->getCoupon($coupon); |
| 195 | } |
| 196 | else |
| 197 | { |
| 198 | // cast to object |
| 199 | $coupon = (object) $coupon; |
| 200 | } |
| 201 | |
| 202 | if (!$coupon || empty($coupon->id)) |
| 203 | { |
| 204 | // invalid coupon |
| 205 | return false; |
| 206 | } |
| 207 | |
| 208 | // increase total usages |
| 209 | $coupon->used_quantity++; |
| 210 | |
| 211 | // check whether we reached the maximum number of usages, the coupon |
| 212 | // is a GIFT and it should be removed from the system |
| 213 | if ($coupon->max_quantity - $coupon->used_quantity <= 0 && $coupon->remove_gift && $coupon->type == 2) |
| 214 | { |
| 215 | // delete coupon ID |
| 216 | $result = $this->delete($coupon->id); |
| 217 | } |
| 218 | else |
| 219 | { |
| 220 | // prepare save data |
| 221 | $data = array( |
| 222 | 'id' => $coupon->id, |
| 223 | 'used_quantity' => $coupon->used_quantity, |
| 224 | ); |
| 225 | |
| 226 | // commit changes |
| 227 | $result = (bool) $this->save($data); |
| 228 | } |
| 229 | |
| 230 | return $result; |
| 231 | } |
| 232 | |
| 233 | /** |
| 234 | * Restores the number of usages by one. |
| 235 | * |
| 236 | * @param mixed $coupon Either a coupon code or an array/object. |
| 237 | * |
| 238 | * @return boolean True on success, false otherwise. |
| 239 | */ |
| 240 | public function unredeem($coupon) |
| 241 | { |
| 242 | if (is_string($coupon)) |
| 243 | { |
| 244 | // coupon code given, recover details |
| 245 | $coupon = $this->getCoupon($coupon); |
| 246 | } |
| 247 | else |
| 248 | { |
| 249 | // cast to object |
| 250 | $coupon = (object) $coupon; |
| 251 | } |
| 252 | |
| 253 | if (!$coupon || empty($coupon->id)) |
| 254 | { |
| 255 | // invalid coupon |
| 256 | return false; |
| 257 | } |
| 258 | |
| 259 | // decrease total usages |
| 260 | $coupon->used_quantity--; |
| 261 | |
| 262 | |
| 263 | // prepare save data |
| 264 | $data = array( |
| 265 | 'id' => $coupon->id, |
| 266 | 'used_quantity' => max(array(0, $coupon->used_quantity)), |
| 267 | ); |
| 268 | |
| 269 | // commit changes |
| 270 | return (bool) $this->save($data); |
| 271 | } |
| 272 | } |
| 273 |