[taler-anastasis-gtk] branch master updated: implement lookup_recovery_cost

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grothoff pushed a commit to branch master
in repository anastasis-gtk.

The following commit(s) were added to refs/heads/master by this push:
     new d7640c0  implement lookup_recovery_cost
d7640c0 is described below

commit d7640c04ac35add9f648d332861f011391755ea1
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Fri Mar 12 14:35:33 2021 +0100

    implement lookup_recovery_cost
---
 src/anastasis/anastasis-gtk_action.c | 46 +++++++++++++++++++++++++++++++++++-
 1 file changed, 45 insertions(+), 1 deletion(-)

diff --git a/src/anastasis/anastasis-gtk_action.c 
b/src/anastasis/anastasis-gtk_action.c
index 8321ac0..42ebc34 100644
--- a/src/anastasis/anastasis-gtk_action.c
+++ b/src/anastasis/anastasis-gtk_action.c
@@ -634,11 +634,55 @@ lookup_recovery_cost (const char *provider,
                       const char *type,
                       struct TALER_Amount *method_cost)
 {
+  json_t *aps;
+  json_t *ap;
+  json_t *methods;
+  size_t index;
+  json_t *method;
+
   memset (method_cost,
           0,
           sizeof (struct TALER_Amount));
+  aps = json_object_get (redux_state,
+                         "authentication_providers");
+  GNUNET_assert (NULL != aps);
+  ap = json_object_get (aps,
+                        provider);
+  if (NULL == ap)
+  {
+    GNUNET_break (0);
+    return;
+  }
+  methods = json_object_get (ap,
+                             "methods");
+  json_array_foreach (methods, index, method)
+  {
+    struct TALER_Amount fee;
+    const char *mtype;
+    struct GNUNET_JSON_Specification spec[] = {
+      TALER_JSON_spec_amount ("usage_fee",
+                              &fee),
+      GNUNET_JSON_spec_string ("type",
+                               &mtype),
+      GNUNET_JSON_spec_end ()
+    };
+
+    if (GNUNET_OK !=
+        GNUNET_JSON_parse (method,
+                           spec,
+                           NULL, NULL))
+    {
+      GNUNET_break (0);
+      continue;
+    }
+    if (0 == strcmp (mtype,
+                     type))
+    {
+      *method_cost = fee;
+      return;
+    }
+  }
   GNUNET_break (0);
-  // redux_state.authentication_providers[url].methods[*].type = type => 
usage_fee
 }
 
 

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