add next_url to GET tip response (#7655)

1 files changed, 48 insertions, 9 deletions

diff --git a/src/include/taler_merchant_service.h b/src/include/taler_merchant_service.h
index e413a7c6..8237b47a 100644
--- a/src/include/taler_merchant_service.h
+++ b/src/include/taler_merchant_service.h
@@ -3442,24 +3442,63 @@ TALER_MERCHANT_reserve_delete_cancel (
  */
 struct TALER_MERCHANT_TipWalletGetHandle;
 
+/**
+ * Response to a wallet's GET /tips/$TIP_ID request.
+ */
+struct TALER_MERCHANT_TipWalletGetResponse
+{
+  /**
+   * HTTP response details
+   */
+  struct TALER_MERCHANT_HttpResponse hr;
+
+  /**
+   * Details depending on the HTTP status code.
+   */
+  union
+  {
+
+    /**
+     * Details for #MHD_HTTP_OK status.
+     */
+    struct
+    {
+
+      /**
+       * when the tip will expire
+       */
+      struct GNUNET_TIME_Timestamp expiration;
+
+      /**
+       * exchange from which the coins should be withdrawn
+       */
+      const char *exchange_url;
+
+      /**
+       * URL where the wallet should navigate after withdrawing the tip.
+       */
+      const char *next_url;
+
+      /**
+       * total amount still available for the tip
+       */
+      struct TALER_Amount amount_remaining;
+    } success;
+
+  } details;
+};
+
 
 /**
  * Callback to process a GET /tips/$TIP_ID request
  *
  * @param cls closure
- * @param hr HTTP response details
- * @param expiration when the tip will expire
- * @param exchange_url exchange from which the coins should be withdrawn
- * @param amount_remaining total amount still available for the tip
+ * @param wgr response details
  */
 typedef void
 (*TALER_MERCHANT_TipWalletGetCallback) (
   void *cls,
-  const struct TALER_MERCHANT_HttpResponse *hr,
-  struct GNUNET_TIME_Timestamp expiration,
-  const char *exchange_url,
-  const struct TALER_Amount *amount_remaining);
-
+  const struct TALER_MERCHANT_TipWalletGetResponse *wgr);
 
 /**
  * Issue a GET /tips/$TIP_ID (public variant) request to the backend.  Returns