#MM-12130 changes for custom service terms (#9450)

* #MM-12130 changes for custom service terms

* Fixed styling

* Added getServiceTerms API

* removed unnecessary panic

* removed custom service terms text from flat config

* reverted user sql store as those changes are no longer needed

* added tests

* Updated a config key to be more standard

* Added copyright info

* Loading service terms only if the feature is enabled

* Loading service terms only if the feature is enabled

* removed unused index

* added createservice termns API

* made a param to bool instead of string

* added createservice termns API

* review fixes

* fixed styling

* Minor refactoring

* removed saveConfig and loadConfig magic

* added empty service terms text check to createServiceTerms API

* refactoed some urls to be terms_of_service instead of service_terms

* removed check for support settings

* changed URLs in tests

* removed unused code

* fixed a bug

* added service termd id in conif

* fixed a test

* review fixes

* minor fixes

* Fixed TestCreateServiceTerms

app/config.go

@@ -23,6 +23,10 @@ import (
 	"github.com/mattermost/mattermost-server/utils"
 )
 
+const (
+	ERROR_SERVICE_TERMS_NO_ROWS_FOUND = "store.sql_service_terms_store.get.no_rows.app_error"
+)
+
 func (a *App) Config() *model.Config {
 	if cfg := a.config.Load(); cfg != nil {
 		return cfg.(*model.Config)
@@ -242,6 +246,16 @@ func (a *App) AsymmetricSigningKey() *ecdsa.PrivateKey {
 
 func (a *App) regenerateClientConfig() {
 	a.clientConfig = utils.GenerateClientConfig(a.Config(), a.DiagnosticId(), a.License())
+
+	if a.clientConfig["EnableCustomServiceTerms"] == "true" {
+		serviceTerms, err := a.GetLatestServiceTerms()
+		if err != nil {
+			mlog.Err(err)
+		} else {
+			a.clientConfig["CustomServiceTermsId"] = serviceTerms.Id
+		}
+	}
+
 	a.limitedClientConfig = utils.GenerateLimitedClientConfig(a.Config(), a.DiagnosticId(), a.License())
 
 	if key := a.AsymmetricSigningKey(); key != nil {