From c1853b3942273d05dbdf6d7501a89ce5f7f8beba Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Sun, 4 Jun 2023 11:47:48 +0200
Subject: another FIXME done

---
 src/lib/merchant_api_get_templates.c | 90 ++++++++++++++----------------------
 1 file changed, 35 insertions(+), 55 deletions(-)

(limited to 'src/lib')

diff --git a/src/lib/merchant_api_get_templates.c b/src/lib/merchant_api_get_templates.c
index 4af6846e..a9807ae7 100644
--- a/src/lib/merchant_api_get_templates.c
+++ b/src/lib/merchant_api_get_templates.c
@@ -71,19 +71,18 @@ struct TALER_MERCHANT_TemplatesGetHandle
  * @param tgh operation handle
  * @return #GNUNET_OK on success
  */
-static int
+static enum GNUNET_GenericReturnValue
 parse_templates (const json_t *ia,
+                 struct TALER_MERCHANT_TemplatesGetResponse *tgr,
                  struct TALER_MERCHANT_TemplatesGetHandle *tgh)
 {
-  unsigned int ies_len = json_array_size (ia);
-  struct TALER_MERCHANT_TemplateEntry ies[GNUNET_NZL (ies_len)];
+  unsigned int tmpl_len = json_array_size (ia);
+  struct TALER_MERCHANT_TemplateEntry tmpl[GNUNET_NZL (tmpl_len)];
   size_t index;
   json_t *value;
-  int ret;
 
-  ret = GNUNET_OK;
   json_array_foreach (ia, index, value) {
-    struct TALER_MERCHANT_TemplateEntry *ie = &ies[index];
+    struct TALER_MERCHANT_TemplateEntry *ie = &tmpl[index];
     struct GNUNET_JSON_Specification spec[] = {
       GNUNET_JSON_spec_string ("template_id",
                                &ie->template_id),
@@ -96,25 +95,15 @@ parse_templates (const json_t *ia,
                            NULL, NULL))
     {
       GNUNET_break_op (0);
-      ret = GNUNET_SYSERR;
-      continue;
+      return GNUNET_SYSERR;
     }
-    if (GNUNET_SYSERR == ret)
-      break;
-  }
-  if (GNUNET_OK == ret)
-  {
-    struct TALER_MERCHANT_HttpResponse hr = {
-      .http_status = MHD_HTTP_OK
-    };
-
-    tgh->cb (tgh->cb_cls,
-             &hr,
-             ies_len,
-             ies);
-    tgh->cb = NULL; /* just to be sure */
   }
-  return ret;
+  tgr->details.ok.templates_length = tmpl_len;
+  tgr->details.ok.templates = tmpl;
+  tgh->cb (tgh->cb_cls,
+           tgr);
+  tgh->cb = NULL; /* just to be sure */
+  return GNUNET_OK;
 }
 
 
@@ -133,9 +122,9 @@ handle_get_templates_finished (void *cls,
 {
   struct TALER_MERCHANT_TemplatesGetHandle *tgh = cls;
   const json_t *json = response;
-  struct TALER_MERCHANT_HttpResponse hr = {
-    .http_status = (unsigned int) response_code,
-    .reply = json
+  struct TALER_MERCHANT_TemplatesGetResponse tgr = {
+    .hr.http_status = (unsigned int) response_code,
+    .hr.reply = json
   };
 
   tgh->job = NULL;
@@ -146,10 +135,10 @@ handle_get_templates_finished (void *cls,
   {
   case MHD_HTTP_OK:
     {
-      json_t *templates;
+      const json_t *templates;
       struct GNUNET_JSON_Specification spec[] = {
-        GNUNET_JSON_spec_json ("templates",
-                               &templates),
+        GNUNET_JSON_spec_array_const ("templates",
+                                      &templates),
         GNUNET_JSON_spec_end ()
       };
 
@@ -158,48 +147,39 @@ handle_get_templates_finished (void *cls,
                              spec,
                              NULL, NULL))
       {
-        hr.http_status = 0;
-        hr.ec = TALER_EC_GENERIC_INVALID_RESPONSE;
+        tgr.hr.http_status = 0;
+        tgr.hr.ec = TALER_EC_GENERIC_INVALID_RESPONSE;
+        break;
       }
-      else
+      if (GNUNET_OK ==
+          parse_templates (templates,
+                           &tgr,
+                           tgh))
       {
-        if ( (! json_is_array (templates)) ||
-             (GNUNET_OK ==
-              parse_templates (templates,
-                               tgh)) )
-        {
-          GNUNET_JSON_parse_free (spec);
-          TALER_MERCHANT_templates_get_cancel (tgh);
-          return;
-        }
-        else
-        {
-          hr.http_status = 0;
-          hr.ec = TALER_EC_GENERIC_INVALID_RESPONSE;
-        }
+        TALER_MERCHANT_templates_get_cancel (tgh);
+        return;
       }
-      GNUNET_JSON_parse_free (spec);
+      tgr.hr.http_status = 0;
+      tgr.hr.ec = TALER_EC_GENERIC_INVALID_RESPONSE;
       break;
     }
   case MHD_HTTP_UNAUTHORIZED:
-    hr.ec = TALER_JSON_get_error_code (json);
-    hr.hint = TALER_JSON_get_error_hint (json);
+    tgr.hr.ec = TALER_JSON_get_error_code (json);
+    tgr.hr.hint = TALER_JSON_get_error_hint (json);
     /* Nothing really to verify, merchant says we need to authenticate. */
     break;
   default:
     /* unexpected response code */
-    hr.ec = TALER_JSON_get_error_code (json);
-    hr.hint = TALER_JSON_get_error_hint (json);
+    tgr.hr.ec = TALER_JSON_get_error_code (json);
+    tgr.hr.hint = TALER_JSON_get_error_hint (json);
     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                 "Unexpected response code %u/%d\n",
                 (unsigned int) response_code,
-                (int) hr.ec);
+                (int) tgr.hr.ec);
     break;
   }
   tgh->cb (tgh->cb_cls,
-           &hr,
-           0,
-           NULL);
+           &tgr);
   TALER_MERCHANT_templates_get_cancel (tgh);
 }
 
-- 
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