adding custom qr code generation

src/main.rs

@@ -7,6 +7,7 @@ extern crate qrcode_generator;
 mod data_types;
 
 use rocket::http::RawStr;
+use rocket::request::Form;
 use rocket::response::Redirect;
 use rocket_contrib::json::{Json,JsonValue};
 use rocket_contrib::templates::Template;
@@ -104,9 +105,22 @@ fn get_transaction_by_hash(tx_hash: String) -> Template {
     Template::render("transaction", context)
 }
 
-#[get("/address/<wallet_address>")]
-fn show_wallet_address(wallet_address: String) -> Template {
-    let address_uri = format!("monero:{}", wallet_address);
+#[get("/address/<wallet_address>?<tx_amount>&<tx_description>&<recipient_name>&<tx_payment_id>")]
+fn show_wallet_address(
+        wallet_address: String,
+        tx_amount: Option<String>,
+        tx_description: Option<String>,
+        recipient_name: Option<String>,
+        tx_payment_id: Option<String>
+    ) -> Template {
+    let address_uri = format!(
+        "monero:{}&tx_amount={}&tx_description={}&recipient_name={}&tx_payment_id={}",
+        wallet_address,
+        tx_amount.unwrap_or("".to_string()),
+        tx_description.unwrap_or("".to_string()),
+        recipient_name.unwrap_or("".to_string()),
+        tx_payment_id.unwrap_or("".to_string())
+    );
     let qr_code: String = qrcode_generator::to_svg_to_string(address_uri, QrCodeEcc::Low, 256, None)
         .unwrap();
     let qr_code: String = base64::encode(qr_code);
@@ -164,11 +178,11 @@ fn search(value: &RawStr) -> Redirect {
     } else if sl == 95 {
         // Equal to 95 characters is probably a wallet address.
         // For this let's just redirect to the `show_wallet_address` route.
-        return Redirect::found(uri!(show_wallet_address: value.as_str()))
+        return Redirect::found(uri!(show_wallet_address: value.as_str(), "", "", "", ""))
     } else if sl == 105 {
         // Equal to 105 characters is probably an integrated address.
         // For this let's just redirect to the `show_wallet_address` route.
-        return Redirect::found(uri!(show_wallet_address: value.as_str()))
+        return Redirect::found(uri!(show_wallet_address: value.as_str(), "", "", "", ""))
     } else {
         // Anything else hasn't been implemented yet
         // so redirect to error response.

static/css/main.css

@@ -297,3 +297,13 @@ p.subheader {
   margin: 0 auto;
   display: block;
 }
+
+.qr_form form {
+  text-align: center;
+}
+
+.qr_form form input {
+  width: 75%;
+  margin: .5em auto;
+  padding-bottom: 1em;
+}

templates/address.html.tera

@@ -13,23 +13,19 @@
         <div class="center">
           <img src="data:image/svg+xml;base64,{{ qr_code }}" width=200 class="center">
         </div>
-        <!-- Want to generate a QR code for incoming payment?
-        <form action="." method="get">
-          <input type="text" name="amount" placeholder="Enter amount for transaction.">
-          <input type="submit" value="Search">
-        </form> -->
+        <div class="qr_form">
+          <p>Want to generate a QR code for incoming payment?</p>
+          <form action="" method="get">
+            <input type="text" name="tx_amount" placeholder="Enter amount for transaction.">
+            <input type="text" name="tx_payment_id" placeholder="Enter a payment ID for transaction.">
+            <input type="text" name="recipient_name" placeholder="Enter the name of the recipient.">
+            <input type="text" name="tx_description" placeholder="Enter a description for the transaction.">
+            <button type="submit" value="">Regenerate QR Code</button>
+          </form>
+        </div>
       </section>
     </div>
   </div>
 </section>
 
-<!--
-https://monero.fandom.com/wiki/URI_formatting
-address 	String 	hierarch.	The raw address (or the openalias?).
-tx_payment_id 	String 	?	The proposed payment ID of the transaction.
-recipient_name 	String 	?	The proposed contact name of the recipient.
-tx_amount 	UInt64 	query 	The proposed amount of the transaction in floating point units (eg. 5.3 XMR instead of 5300000000000)
-tx_description 	String 	fragment 	Describes the transaction which should be initiated.
--->
-
 {% endblock content %}