MM-9274- Sort Users in Channel by status (#8181)

* sort by lastActivity

* added status ordering to Users

* sort offline before dnd

* remove data not needed

* added seperate call for when order=‘status’ is on GetUser request

* remove PrintLn

* styling fix

* remove mistake

* mistake 2

* better comment

* explicit if statemnt

* writing tests

* removed manually added mocks

* generated mock

* ICU-668 Added unit tests

* style fix

* sort by lastActivity

* added status ordering to Users

* sort offline before dnd

* remove data not needed

* added seperate call for when order=‘status’ is on GetUser request

* remove PrintLn

* styling fix

* remove mistake

* mistake 2

* better comment

* explicit if statemnt

* writing tests

* removed manually added mocks

* generated mock

* ICU-668 Added unit tests

* style fix

* reverse dnd and offline

* Fixed app.SaveStatusAndBroadcast

* Fixed incorrect merge

* Fixing incorrect merge again

api4/apitestlib.go

@@ -467,6 +467,22 @@ func (me *TestHelper) LinkUserToTeam(user *model.User, team *model.Team) {
 	utils.EnableDebugLogForTest()
 }
 
+func (me *TestHelper) AddUserToChannel(user *model.User, channel *model.Channel) *model.ChannelMember {
+	utils.DisableDebugLogForTest()
+
+	member, err := me.App.AddUserToChannel(user, channel)
+	if err != nil {
+		l4g.Error(err.Error())
+		l4g.Close()
+		time.Sleep(time.Second)
+		panic(err)
+	}
+
+	utils.EnableDebugLogForTest()
+
+	return member
+}
+
 func (me *TestHelper) GenerateTestEmail() string {
 	if me.App.Config().EmailSettings.SMTPServer != "dockerhost" && os.Getenv("CI_INBUCKET_PORT") == "" {
 		return strings.ToLower("success+" + model.NewId() + "@simulator.amazonses.com")