plugin: Adding status to the pay plugin

Signed-off-by: Vincenzo Palazzo <vincenzopalazzodev@gmail.com>

contrib/pyln-client/pyln/client/lightning.py

@@ -954,11 +954,12 @@ def listpeers(self, peerid=None, level=None):
         }
         return self.call("listpeers", payload)
 
-    def listsendpays(self, bolt11=None, payment_hash=None):
+    def listsendpays(self, bolt11=None, payment_hash=None, status=None):
         """Show all sendpays results, or only for `bolt11` or `payment_hash`."""
         payload = {
             "bolt11": bolt11,
-            "payment_hash": payment_hash
+            "payment_hash": payment_hash,
+            "status": status
         }
         return self.call("listsendpays", payload)
 

doc/lightning-listsendpays.7.md

@@ -4,15 +4,15 @@ lightning-listsendpays -- Low-level command for querying sendpay status
 SYNOPSIS
 --------
 
-**listsendpays** \[*bolt11*\] \[*payment\_hash*\]
+**listsendpays** \[*bolt11*\] \[*payment\_hash*\] [\*status*\]
 
 DESCRIPTION
 -----------
 
 The **listsendpays** RPC command gets the status of all *sendpay*
 commands (which is also used by the *pay* command), or with *bolt11* or
 *payment\_hash* limits results to that specific payment. You cannot
-specify both.
+specify both. It is possible filter the payments also by status.
 
 Note that in future there may be more than one concurrent *sendpay*
 command per *pay*, so this command should be used with caution.

plugins/pay.c

@@ -1905,7 +1905,7 @@ static struct command_result *json_listpays(struct command *cmd,
 					    const char *buf,
 					    const jsmntok_t *params)
 {
-	const char *invstring;
+	const char *invstring, *status_str;
 	struct sha256 *payment_hash;
 	struct out_req *req;
 
@@ -1914,6 +1914,7 @@ static struct command_result *json_listpays(struct command *cmd,
 		   /* FIXME: parameter should be invstring now */
 		   p_opt("bolt11", param_string, &invstring),
 		   p_opt("payment_hash", param_sha256, &payment_hash),
+		   p_opt("status", param_string, &status_str),
 		   NULL))
 		return command_param_failed();
 
@@ -1926,6 +1927,8 @@ static struct command_result *json_listpays(struct command *cmd,
 	if (payment_hash)
 		json_add_sha256(req->js, "payment_hash", payment_hash);
 
+	if (status_str)
+		json_add_string(req->js, "status", status_str);
 	return send_outreq(cmd->plugin, req);
 }