scandiweb-products/model/product.php

263 lines
6.6 KiB
PHP

<?php
require_once 'db.php';
abstract class Product implements JsonSerializable {
use Model;
private $variationId;
private $SKU;
private $name;
private $price;
private $productId;
public function __construct($SKU, $name, $price, $productId = NULL, $variationId = NULL) {
$this->productId = $productId;
$this->variationId = $variationId;
$this->SKU = $SKU;
$this->name = $name;
$this->price = $price;
}
public function getSKU() {
return $this->SKU;
}
public function getName() {
return $this->name;
}
public function getPrice() {
return $this->price;
}
public function getProductId() {
return $this->productId;
}
public function setVariationId($id) {
$this->variationId = $id;
}
public function setProductId($id) {
$this->productId = $id;
}
public abstract function getFormatedAttr();
public static function fromRow($row) : self {
if($row['size'] !== NULL) {
return DVD::fromRow($row);
} elseif($row['weight'] !== NULL) {
return Book::fromRow($row);
} elseif($row['height'] !== NULL) {
return Furniture::fromRow($row);
} else {
throw new Exception("Product without a type");
}
}
private static function getSelectAllQuery() : string {
return 'SELECT '.PRODUCT.'.id as product_id, COALESCE('.DVD.'.id, '.BOOK.'.id, '.FURNITURE.'.id) as variation_id,
name, sku, price, size, weight, width, height, length
FROM '.PRODUCT.'
LEFT JOIN '.DVD.' ON '.PRODUCT.'.id = '.DVD.'.product_id
LEFT JOIN '.BOOK.' ON '.PRODUCT.'.id = '.BOOK.'.product_id
LEFT JOIN '.FURNITURE.' ON '.PRODUCT.'.id = '.FURNITURE.'.product_id;';
}
public function insert($conn = NULL) : int {
if($conn === NULL) {
$conn = Database::connect();
}
$SKU = $this->getSKU();
$name = $this->getName();
$price = $this->getPrice();
$stmt = $conn->prepare("INSERT INTO ".PRODUCT." (sku, name, price) VALUES (?, ?, ?);");
$stmt->bind_param('ssd', $SKU, $name, $price);
if($stmt->execute() === TRUE) {
$this->setProductId($conn->insert_id);
return $conn->insert_id;
} else {
throw new Exception("Unable to insert object");
}
}
public function jsonSerialize() : mixed {
return [
'sku' => $this->getSKU(),
'name' => $this->getName(),
'price' => $this->getPrice(),
'attribute' => $this->getFormatedAttr()
];
}
}
class DVD extends Product {
private $size;
public function __construct($sku, $name, $price, $size, $productId = null, $variationId = null) {
parent::__construct($sku, $name, $price, $productId, $variationId);
$this->size = $size;
}
public static function fromRow($row) : self {
return new DVD($row['sku'], $row['name'], $row['price'], $row['size'], $row['product_id'], $row['variation_id']);
}
public function getSize() {
return $this->size;
}
public function getFormatedAttr() {
$size = $this->getSize();
return "Size: $size MB";
}
private static function getSelectAllQuery() : string {
return 'SELECT '.PRODUCT.'.*, '.DVD.'.id as variation_id, size
FROM '.PRODUCT.' LEFT JOIN '.DVD.' ON '.PRODUCT.'.id = '.DVD.'.product_id';
}
public function insert($conn = NULL) : int {
if($conn === NULL) {
$conn = Database::connect();
}
if($this->getProductId() === NULL) {
parent::insert($conn);
}
$productId = $this->getProductId();
$size = $this->getSize();
$stmt = $conn->prepare("INSERT INTO ".DVD." (product_id, size) VALUES (?, ?);");
$stmt->bind_param('ii', $productId, $size);
if($stmt->execute() === TRUE) {
$this->setVariationId($conn->insert_id);
return $conn->insert_id;
} else {
throw new Exception("Unable to insert object");
}
}
}
class Book extends Product {
private $weight;
public function __construct($sku, $name, $price, $weight, $productId = null, $variationId = null) {
parent::__construct($sku, $name, $price, $productId, $variationId);
$this->weight = $weight;
}
public static function fromRow($row) : self {
return new Book($row['sku'], $row['name'], $row['price'], $row['weight'], $row['product_id'], $row['variation_id']);
}
public function getWeight() {
return $this->weight;
}
public function getFormatedAttr() {
$weight = $this->getWeight();
return "Weight: $weight KG";
}
private static function getSelectAllQuery() : string {
return 'SELECT '.PRODUCT.'.*, '.BOOK.'.id as variation_id, size
FROM '.PRODUCT.' LEFT JOIN '.BOOK.' ON '.PRODUCT.'.id = '.BOOK.'.product_id';
}
public function insert($conn = NULL) : int {
if($conn === NULL) {
$conn = Database::connect();
}
if($this->getProductId() === NULL) {
parent::insert($conn);
}
$productId = $this->getProductId();
$weight = $this->getWeight();
$stmt = $conn->prepare("INSERT INTO ".BOOK." (product_id, weight) VALUES (?, ?);");
$stmt->bind_param('id', $productId, $weight);
if($stmt->execute() === TRUE) {
$this->setVariationId($conn->insert_id);
return $conn->insert_id;
} else {
throw new Exception("Unable to insert object");
}
}
}
class Furniture extends Product {
private $height;
private $width;
private $length;
public function __construct($SKU, $name, $price, $height, $width, $length, $productId = NULL, $variationId = NULL) {
parent::__construct($SKU, $name, $price, $productId, $variationId);
$this->height = $height;
$this->width = $width;
$this->length = $length;
}
public static function fromRow($row) : self {
return new Furniture($row['sku'], $row['name'], $row['price'], $row['height'],
$row['width'], $row['length'], $row['product_id'], $row['variation_id']);
}
public function getHeight() {
return $this->height;
}
public function getWidth() {
return $this->width;
}
public function getLength() {
return $this->length;
}
public function getFormatedAttr() {
$height = $this->getHeight();
$width = $this->getWidth();
$length = $this->getLength();
return 'Dimension: '.$height.'x'.$width.'x'.$length;
}
private static function getSelectAllQuery() : string {
return 'SELECT '.PRODUCT.'.*, '.FURNITURE.'.id as variation_id, size
FROM '.PRODUCT.' LEFT JOIN '.FURNITURE.' ON '.PRODUCT.'.id = '.FURNITURE.'.product_id';
}
public function insert($conn = NULL) : int {
if($conn === NULL) {
$conn = Database::connect();
}
if($this->getProductId() === NULL) {
parent::insert($conn);
}
$productId = $this->getProductId();
$height = $this->getHeight();
$width = $this->getWidth();
$length = $this->getLength();
$stmt = $conn->prepare("INSERT INTO ".FURNITURE." (product_id, height, width, length) VALUES (?, ?, ?, ?);");
$stmt->bind_param('iddd', $productId, $height, $width, $length);
if($stmt->execute() === TRUE) {
$this->setVariationId($conn->insert_id);
return $conn->insert_id;
} else {
throw new Exception("Unable to insert object");
}
}
}