[MM-43917] Cloud Freemium limits API: messages/posts (#20152)

* WIP - Add api and app funcs

* Add test cases

* Add utils testcases

* Exclude deleted posts

* Add doc for func

* Move api from cloud to usage

* Allow api access to authenticated users

* Change int to int64

* Fix lint issue

* Simplify err check

Co-authored-by: Ashish Bhate <ashish.bhate@mattermost.com>

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>
Co-authored-by: Ashish Bhate <ashish.bhate@mattermost.com>

services/telemetry/telemetry.go

@@ -297,7 +297,7 @@ func (ts *TelemetryService) trackActivity() {
 		deletedPrivateChannelCount = dpccr
 	}
 
-	postsCount, _ = ts.dbStore.Post().AnalyticsPostCount("", false, false)
+	postsCount, _ = ts.dbStore.Post().AnalyticsPostCount(&model.PostCountOptions{})
 
 	postCountsOptions := &model.AnalyticsPostCountsOptions{TeamId: "", BotsOnly: false, YesterdayOnly: true}
 	postCountsYesterday, _ := ts.dbStore.Post().AnalyticsPostCountsByDay(postCountsOptions)

services/telemetry/telemetry_test.go

@@ -112,7 +112,7 @@ func initializeMocks(cfg *model.Config) (*mocks.ServerIface, *storeMocks.Store,
 	channelStore.On("GroupSyncedChannelCount").Return(int64(17), nil)
 
 	postStore := storeMocks.PostStore{}
-	postStore.On("AnalyticsPostCount", "", false, false).Return(int64(1000), nil)
+	postStore.On("AnalyticsPostCount", &model.PostCountOptions{}).Return(int64(1000), nil)
 	postStore.On("AnalyticsPostCountsByDay", &model.AnalyticsPostCountsOptions{TeamId: "", BotsOnly: false, YesterdayOnly: true}).Return(model.AnalyticsRows{}, nil)
 	postStore.On("AnalyticsPostCountsByDay", &model.AnalyticsPostCountsOptions{TeamId: "", BotsOnly: true, YesterdayOnly: true}).Return(model.AnalyticsRows{}, nil)