How to ecommerce checkout button using volley android studio

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Create a layout for the checkout button and add it to your activity layout. You can use a Button or any other clickable view as the checkout button.
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In your activity or fragment, retrieve the RecyclerView data you want to send to the server. You can do this by accessing the RecyclerView's adapter and retrieving the data from the adapter's data source.
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When the user clicks on the checkout button, use Volley to send a POST request to your server with the RecyclerView data as the request body.
Here's an example implementation that assumes you have already set up Volley in your project and have a PHP script on your server that can receive the data.
- Create a layout for the checkout button in your activity layout. Here's an example layout:
List<ProductModel> cartItems;
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
View root = inflater.inflate(R.layout.fragment_add_to_cart, container, false);
btnOrder.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
SendToOrder();
}
});
}
SendToOrder() use Function
public void SendToOrder(){
cartItems = productAdapter.getItems();
// Create a JSON object to hold the data
JSONObject jsonObject = new JSONObject();
JSONArray jsonArray = new JSONArray();
// Add each item to the JSON array
for (ProductModel item : cartItems) {
JSONObject itemJson = new JSONObject();
try {
itemJson.put("PID", item.getPID());
itemJson.put("JRegID", userID);
jsonArray.put(itemJson);
} catch (JSONException e) {
e.printStackTrace();
}
}
// Add the JSON array to the JSON object
try {
jsonObject.put("items", jsonArray);
Toast.makeText(getContext(),"Thanks",Toast.LENGTH_LONG).show();
DeteteCart();
} catch (JSONException e) {
e.printStackTrace();
}
// Send the data to the server using Volley
String url = "https://quaintfantasies.com/ohisg/vlink/savetoorder.php";
JsonObjectRequest request = new JsonObjectRequest(Request.Method.POST, url, jsonObject,
new Response.Listener<JSONObject>() {
@Override
public void onResponse(JSONObject response) {
// Handle the response from the server
Toast.makeText(getContext(),"Thanks",Toast.LENGTH_LONG).show();
//
}
},
new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
// Handle errors
}
}
);
Volley.newRequestQueue(getContext()).add(request);
}
user extra fuction your Adapter Class
public List<ProductModel> getItems() {
return productsModelLists;
}
Php code is:
here's a sample PHP code that can handle the POST request sent by the Android app, and insert the data into a MySQL database:
<?php
// Connect to the database
$host = "your_host_name";
$username = "your_username";
$password = "your_password";
$database = "your_database_name";
$conn = mysqli_connect($host, $username, $password, $database);
// Check connection
if (mysqli_connect_errno()) {
die("Failed to connect to MySQL: " . mysqli_connect_error());
}
// Retrieve the data sent in the POST request
$data = json_decode(file_get_contents("php://input"), true);
// Extract the items array from the data
$items = $data['items'];
// Insert each item into the database
foreach ($items as $item) {
$id = $item['id'];
$name = $item['name'];
$price = $item['price'];
$sql = "INSERT INTO items (id, name, price) VALUES ('$id', '$name', '$price')";
if (!mysqli_query($conn, $sql)) {
echo "Error: " . $sql . "<br>" . mysqli_error($conn);
}
}
// Close the database connection
mysqli_close($conn);
?>