[MM-13671] Rework Team InviteId Creation and Updates (#10536)

* Add regenerate invite ID endpoint; Dont allow inviteID updates via other methods; Remove unrequired checks in get handler

* Fix tests; Dont accept TeamId as invite ID

* Ensure all teams have an InviteID set

* Custom Selector to get empty teams; dont crash when inviteid set fails

* Remote InviteId from TeamPatch

* Add missing translation

* Translation string order

* Use sync store

* gofmt

api4/team_test.go

@@ -307,8 +307,8 @@ func TestUpdateTeam(t *testing.T) {
 	uteam, resp = Client.UpdateTeam(team)
 	CheckNoError(t, resp)
 
-	if uteam.InviteId != "inviteid1" {
-		t.Fatal("Update failed")
+	if uteam.InviteId == "inviteid1" {
+		t.Fatal("InviteID should not be updated")
 	}
 
 	team.AllowedDomains = "domain"
@@ -411,7 +411,6 @@ func TestPatchTeam(t *testing.T) {
 	patch.DisplayName = model.NewString("Other name")
 	patch.Description = model.NewString("Other description")
 	patch.CompanyName = model.NewString("Other company name")
-	patch.InviteId = model.NewString("inviteid1")
 	patch.AllowOpenInvite = model.NewBool(true)
 
 	rteam, resp := Client.PatchTeam(team.Id, patch)
@@ -426,8 +425,8 @@ func TestPatchTeam(t *testing.T) {
 	if rteam.CompanyName != "Other company name" {
 		t.Fatal("CompanyName did not update properly")
 	}
-	if rteam.InviteId != "inviteid1" {
-		t.Fatal("InviteId did not update properly")
+	if rteam.InviteId == "inviteid1" {
+		t.Fatal("InviteId should not update")
 	}
 	if !rteam.AllowOpenInvite {
 		t.Fatal("AllowOpenInvite did not update properly")
@@ -504,6 +503,24 @@ func TestPatchTeamSanitization(t *testing.T) {
 	})
 }
 
+func TestRegenerateTeamInviteId(t *testing.T) {
+	th := Setup().InitBasic()
+	defer th.TearDown()
+	Client := th.Client
+
+	team := &model.Team{DisplayName: "Name", Description: "Some description", CompanyName: "Some company name", AllowOpenInvite: false, InviteId: "inviteid0", Name: "z-z-" + model.NewId() + "a", Email: "success+" + model.NewId() + "@simulator.amazonses.com", Type: model.TEAM_OPEN}
+	team, _ = Client.CreateTeam(team)
+
+	assert.NotEqual(t, team.InviteId, "")
+	assert.NotEqual(t, team.InviteId, "inviteid0")
+
+	rteam, resp := Client.RegenerateTeamInviteId(team.Id)
+	CheckNoError(t, resp)
+
+	assert.NotEqual(t, team.InviteId, rteam.InviteId)
+	assert.NotEqual(t, team.InviteId, "")
+}
+
 func TestSoftDeleteTeam(t *testing.T) {
 	th := Setup().InitBasic()
 	defer th.TearDown()