Mono repo -> Master (#22553)

Combines the following repositories into one:

https://github.com/mattermost/mattermost-server
https://github.com/mattermost/mattermost-webapp
https://github.com/mattermost/focalboard
https://github.com/mattermost/mattermost-plugin-playbooks

server/channels/jobs/product_notices/scheduler.go

@@ -0,0 +1,27 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+package product_notices
+
+import (
+	"time"
+
+	"github.com/mattermost/mattermost-server/v6/model"
+	"github.com/mattermost/mattermost-server/v6/server/channels/jobs"
+)
+
+type Scheduler struct {
+	*jobs.PeriodicScheduler
+}
+
+func (scheduler *Scheduler) NextScheduleTime(cfg *model.Config, now time.Time, pendingJobs bool, lastSuccessfulJob *model.Job) *time.Time {
+	nextTime := time.Now().Add(time.Duration(*cfg.AnnouncementSettings.NoticesFetchFrequency) * time.Second)
+	return &nextTime
+}
+
+func MakeScheduler(jobServer *jobs.JobServer) model.Scheduler {
+	isEnabled := func(cfg *model.Config) bool {
+		return *cfg.AnnouncementSettings.AdminNoticesEnabled || *cfg.AnnouncementSettings.UserNoticesEnabled
+	}
+	return &Scheduler{PeriodicScheduler: jobs.NewPeriodicScheduler(jobServer, model.JobTypeProductNotices, 0, isEnabled)}
+}