From ae376e9d0b3144bc6eb0056eb20906aea5fd15c6 Mon Sep 17 00:00:00 2001
From: brookesargent <brookesargent@honeycomb.io>
Date: Tue, 3 Sep 2024 12:45:37 -0400
Subject: [PATCH] update the channel regex

---
 honeycombio/resource_slack_recipient.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/honeycombio/resource_slack_recipient.go b/honeycombio/resource_slack_recipient.go
index c7d8ac72..717077eb 100644
--- a/honeycombio/resource_slack_recipient.go
+++ b/honeycombio/resource_slack_recipient.go
@@ -11,6 +11,8 @@ import (
 	honeycombio "github.com/honeycombio/terraform-provider-honeycombio/client"
 )
 
+var channelRegex = regexp.MustCompile(`^#.*|^@.*|^(C|D|G)[A-Z0-9]{6,}$`)
+
 func newSlackRecipient() *schema.Resource {
 	return &schema.Resource{
 		CreateContext: resourceSlackRecipientCreate,
@@ -27,7 +29,7 @@ func newSlackRecipient() *schema.Resource {
 				Type:         schema.TypeString,
 				Required:     true,
 				Description:  "The Slack channel or username to send the notification to. Must begin with `#` or `@`.",
-				ValidateFunc: validation.StringMatch(regexp.MustCompile(`^(#|@).+`), "channel must begin with `#` or `@`"),
+				ValidateFunc: validation.StringMatch(channelRegex, "channel must begin with `#` or `@` or be a valid channel id e.g. `CABC123DEF`"),
 			},
 		},
 	}