From bd092e94d6d0d2d252f1fbca5d8eae9f7e58bcbc Mon Sep 17 00:00:00 2001
From: Ben Robinson <ben@joinfoodchain.com>
Date: Tue, 21 Aug 2018 08:45:00 +0100
Subject: [PATCH 1/2] Add ability to send message on group channel

---
 groupchannels.go       | 28 ++++++++++++++++++++++++++++
 templates/templates.go |  1 +
 2 files changed, 29 insertions(+)

diff --git a/groupchannels.go b/groupchannels.go
index 17d613f..19be2e5 100644
--- a/groupchannels.go
+++ b/groupchannels.go
@@ -376,3 +376,31 @@ func (c *Client) LeaveFromAGroupChannel(channelURL string, r *LeaveFromAGroupCha
 type LeaveFromAGroupChannelRequest struct {
 	UserIDs []string `json:"user_ids"`
 }
+
+func (c *Client) SendMessageToGroupChannel(
+	channelURL string,
+	r *SendMessageToGroupChannelRequest,
+) (sendbirdErrorResponse, error) {
+	pathString, err := templates.GetGroupChannelTemplate(
+		groupChannelsTemplateData{ChannelURL: url.PathEscape(channelURL)},
+		templates.SendbirdURLGroupChannelsSendMessageWithChannelURL,
+	)
+	if err != nil {
+		return sendbirdErrorResponse{}, err
+	}
+
+	parsedURL := c.PrepareUrl(pathString)
+
+	result := sendbirdErrorResponse{}
+
+	if err := c.postAndReturnJSON(parsedURL, r, &result); err != nil {
+		return sendbirdErrorResponse{}, err
+	}
+	return result, nil
+}
+
+type SendMessageToGroupChannelRequest struct {
+	MessageType string `json:"message_type"`
+	UserID      string `json:"user_id"`
+	Message     string `json:"message"`
+}
diff --git a/templates/templates.go b/templates/templates.go
index 700e480..0fdf279 100644
--- a/templates/templates.go
+++ b/templates/templates.go
@@ -144,6 +144,7 @@ const (
 	SendbirdURLGroupChannelsInviteWithChannelURL           templateKeysGroupChannels = `invite`
 	SendbirdURLGroupChannelsHideWithChannelURL             templateKeysGroupChannels = `hide`
 	SendbirdURLGroupChannelsLeaveWithChannelURL            templateKeysGroupChannels = `leave`
+	SendbirdURLGroupChannelsSendMessageWithChannelURL      templateKeysGroupChannels = `messages`
 
 	//Channel Metadata
 	SendbirdURLChannelMetadataWithChannelTypeAndChannelURL              templateKeysChannelMetadata = `chMeta`

From e003eb980990620e093aa158c5e0ecea22210e11 Mon Sep 17 00:00:00 2001
From: Ben Robinson <ben@joinfoodchain.com>
Date: Tue, 21 Aug 2018 09:48:10 +0100
Subject: [PATCH 2/2] Add messages template

---
 templates/templates.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/templates/templates.go b/templates/templates.go
index 0fdf279..249df2e 100644
--- a/templates/templates.go
+++ b/templates/templates.go
@@ -67,6 +67,7 @@ const (
 	{{define "invite"}}{{template "base" .}}/invite{{end}}
 	{{define "hide"}}{{template "base" .}}/hide{{end}}
 	{{define "leave"}}{{template "base" .}}/leave{{end}}
+	{{define "messages"}}{{template "base" .}}/messages{{end}}
 
 	{{template "base"}}
 	{{template "members"}}
@@ -74,6 +75,7 @@ const (
 	{{template "invite"}}
 	{{template "hide"}}
 	{{template "leave"}}
+	{{template "messages"}}
 	`
 
 	SendbirdURLChannelMetadataTemplate = `