Add optional emoji support

Fixes #76

README.md

@@ -51,6 +51,9 @@ Setup
     // value as: "mention", default is turned off: ""
     "notify": "",
 
+    // OPTIONAL: turn on emoji's, default is false
+    "emoji": false,
+
     // OPTIONAL: define custom key mappings, defaults are:
     "key_map": {
         "command": {

config/config.go

@@ -18,6 +18,7 @@ const (
 type Config struct {
 	SlackToken   string                `json:"slack_token"`
 	Notify       string                `json:"notify"`
+	Emoji        bool                  `json:"emoji"`
 	SidebarWidth int                   `json:"sidebar_width"`
 	MainWidth    int                   `json:"-"`
 	KeyMap       map[string]keyMapping `json:"key_map"`
@@ -69,6 +70,7 @@ func getDefaultConfig() Config {
 		SidebarWidth: 1,
 		MainWidth:    11,
 		Notify:       "",
+		Emoji:        false,
 		KeyMap: map[string]keyMapping{
 			"command": {
 				"i":          "mode-insert",

service/slack.go

@@ -582,10 +582,9 @@ func (s *SlackService) CreateNotifyMessage(channelID string) string {
 //	- emoji's
 //	- mentions
 func parseMessage(s *SlackService, msg string) string {
-	// NOTE: Commented out because rendering of the emoji's
-	// creates artifacts from the last view because of
-	// double width emoji's
-	// msg = parseEmoji(msg)
+	if s.Config.Emoji {
+		msg = parseEmoji(msg)
+	}
 
 	msg = parseMentions(s, msg)