Usage is via Simple Rest API :
• Start Xampp Server.
• Open via localhost/cart.php?product=.
• Example 1 localhost/cart.php?product=T-shirt+Blouse+Pants+Shoes+Jacket.
• Example 2 localhost/cart.php?product=Shoes.
Write a program that can price a cart of products from different countries, accept multiple products, combine offers, and display a total detailed invoice in USD as well.
Available catalog products and their respective price in USD (regardless of the shipping country):
| Item type | Item price | Shipped from | Weight |
|---|---|---|---|
| T-shirt | $30.99 | US | 0.2kg |
| Blouse | $10.99 | UK | 0.3kg |
| Pants | $64.99 | UK | 0.9kg |
| Sweatpants | $84.99 | CN | 1.1kg |
| Jacket | $199.99 | US | 2.2kg |
| Shoes | $79.99 | CN | 1.3kg |
The Following table used as the a complete reference for this challenge (NOT HARDCODED CALCULATED VALUES)
| Item type | Country | Item price | Weight | Rate | Shipping | VAT |
|---|---|---|---|---|---|---|
| T-shirt | US | $30.99 | 0.2 | $2 | $4 | $4.3386 |
| Blouse | UK | $10.99 | 0.3 | $3 | $9 | $1.5386 |
| Pants | UK | $64.99 | 0.9 | $3 | $27 | $9.0986 |
| Sweatpants | CN | $84.99 | 1.1 | $2 | $22 | $11.8986 |
| Jacket | US | $199.99 | 2.2 | $2 | $44 | $27.9986 |
| Shoes | CN | $79.99 | 1.3 | $2 | $26 | $11.1986 |
Each country has a shipping rate per 100 grams
Shipping rates: Hint: see below, how to calculate each item shipping fees
| Country | Rate |
|---|---|
| US | $2 |
| UK | $3 |
| CN | $2 |
The program can handle some special offers, which affect the pricing.
Available offers:
- Shoes are on 10% off.
- Buy any two tops (t-shirt or blouse) and get any jacket half its price.
- Buy any two items or more and get a maximum of $10 off shipping fees.
There is a 14% VAT (before discounts) applied to all products, whatever the shipping country is.
The program accepts a list of products, outputs the detailed invoice of the subtotal (sum of items prices), shipping fees, VAT, and discounts if applicable.
e.g.
Adding the following products:
T-shirt
Blouse
Pants
Shoes
Jacket
Outputs the following invoice:
Subtotal: $386.95
Shipping: $110
VAT: $54.173
Discounts:
10% off shoes: -$7.999
50% off jacket: -$99.995
$10 of shipping: -$10
Total: $433.129
Another, e.g., If none of the offers are eligible by adding one product:
Jacket
Outputs the following invoice:
Subtotal: $199.99
Shipping: $44
VAT: $27.9986
Total: $271.9886
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