From 27d491fcbd1257a6e20174a7e81808be49f71296 Mon Sep 17 00:00:00 2001
From: Takekatsu Hiramura <hiratake55@gmail.com>
Date: Tue, 2 Jul 2024 22:58:23 +0900
Subject: [PATCH] Add sendInterval to dtmf (#443)

Co-authored-by: Takekatsu Hiramura <takekatsu.hiramura@gmail.com>
---
 lib/src/rtc_session.dart | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/src/rtc_session.dart b/lib/src/rtc_session.dart
index 37ee0622..7cabda23 100644
--- a/lib/src/rtc_session.dart
+++ b/lib/src/rtc_session.dart
@@ -862,6 +862,7 @@ class RTCSession extends EventManager implements Owner {
     int duration = options['duration'] ?? RTCSession_DTMF.C.DEFAULT_DURATION;
     int interToneGap =
         options['interToneGap'] ?? RTCSession_DTMF.C.DEFAULT_INTER_TONE_GAP;
+    int sendInterval = options['sendInterval'] ?? duration + interToneGap;
 
     if (tones == null) {
       throw Exceptions.TypeError('Not enough arguments');
@@ -945,7 +946,7 @@ class RTCSession extends EventManager implements Owner {
 
           dtmf.send(tone, options);
           await Future<void>.delayed(
-              Duration(milliseconds: duration + interToneGap), () {});
+              Duration(milliseconds: sendInterval), () {});
         });
       }
     }