Premium SKU (#30396)

* Added premium SKU

* removed duplicate enterprise license check functions

* Added license check on API layer

* lint fix

* lint fix

* refactured signature:

* test: Add comprehensive tests for license tier check functions

* fixed test

* text update

* optimised license checks

* fixedf test

* Updated license valid function

* webapp license checks

* handling prekium SKU in webappp:

* added plugin api method and general refactoring

* Updated tests

---------

Co-authored-by: Mattermost Build <build@mattermost.com>

server/channels/api4/custom_profile_attributes.go

@@ -27,7 +27,7 @@ func (api *API) InitCustomProfileAttributes() {
 }
 
 func listCPAFields(c *Context, w http.ResponseWriter, r *http.Request) {
-	if c.App.Channels().License() == nil || !c.App.Channels().License().IsE20OrEnterprise() {
+	if !model.MinimumEnterpriseLicense(c.App.Channels().License()) {
 		c.Err = model.NewAppError("Api4.listCPAFields", "api.custom_profile_attributes.license_error", nil, "", http.StatusForbidden)
 		return
 	}
@@ -49,7 +49,7 @@ func createCPAField(c *Context, w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if c.App.Channels().License() == nil || !c.App.Channels().License().IsE20OrEnterprise() {
+	if !model.MinimumEnterpriseLicense(c.App.Channels().License()) {
 		c.Err = model.NewAppError("Api4.createCPAField", "api.custom_profile_attributes.license_error", nil, "", http.StatusForbidden)
 		return
 	}
@@ -89,7 +89,7 @@ func patchCPAField(c *Context, w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if c.App.Channels().License() == nil || !c.App.Channels().License().IsE20OrEnterprise() {
+	if !model.MinimumEnterpriseLicense(c.App.Channels().License()) {
 		c.Err = model.NewAppError("Api4.patchCPAField", "api.custom_profile_attributes.license_error", nil, "", http.StatusForbidden)
 		return
 	}
@@ -151,7 +151,7 @@ func deleteCPAField(c *Context, w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if c.App.Channels().License() == nil || !c.App.Channels().License().IsE20OrEnterprise() {
+	if !model.MinimumEnterpriseLicense(c.App.Channels().License()) {
 		c.Err = model.NewAppError("Api4.deleteCPAField", "api.custom_profile_attributes.license_error", nil, "", http.StatusForbidden)
 		return
 	}
@@ -255,7 +255,7 @@ func sanitizePropertyValue(cpaField *model.CPAField, rawValue json.RawMessage) (
 }
 
 func patchCPAValues(c *Context, w http.ResponseWriter, r *http.Request) {
-	if c.App.Channels().License() == nil || !c.App.Channels().License().IsE20OrEnterprise() {
+	if !model.MinimumEnterpriseLicense(c.App.Channels().License()) {
 		c.Err = model.NewAppError("Api4.patchCPAValues", "api.custom_profile_attributes.license_error", nil, "", http.StatusForbidden)
 		return
 	}
@@ -327,7 +327,7 @@ func patchCPAValues(c *Context, w http.ResponseWriter, r *http.Request) {
 }
 
 func listCPAValues(c *Context, w http.ResponseWriter, r *http.Request) {
-	if c.App.Channels().License() == nil || !c.App.Channels().License().IsE20OrEnterprise() {
+	if !model.MinimumEnterpriseLicense(c.App.Channels().License()) {
 		c.Err = model.NewAppError("Api4.listCPAValues", "api.custom_profile_attributes.license_error", nil, "", http.StatusForbidden)
 		return
 	}