[MM-8497] Ability to set Do Not Disturb for a specified period of time (#17680)

* Revert "Revert "[MM-8497] Ability to set Do Not Disturb for a specified period of time (#16067)" (#17657)"

This reverts commit ff383990f8.

* add debug log for recurring function

* add feature flag for dnd timed status

* refactoring changes

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

app/helper_test.go

@@ -14,6 +14,7 @@ import (
 	"testing"
 	"time"
 
+	"github.com/stretchr/testify/mock"
 	"github.com/stretchr/testify/require"
 
 	"github.com/mattermost/mattermost-server/v5/app/request"
@@ -161,8 +162,14 @@ func SetupWithoutPreloadMigrations(tb testing.TB) *TestHelper {
 func SetupWithStoreMock(tb testing.TB) *TestHelper {
 	mockStore := testlib.GetMockStoreForSetupFunctions()
 	th := setupTestHelper(mockStore, false, false, tb)
+	statusMock := mocks.StatusStore{}
+	statusMock.On("UpdateExpiredDNDStatuses").Return([]*model.Status{}, nil)
+	statusMock.On("Get", "user1").Return(&model.Status{UserId: "user1", Status: model.STATUS_ONLINE}, nil)
+	statusMock.On("UpdateLastActivityAt", "user1", mock.Anything).Return(nil)
+	statusMock.On("SaveOrUpdate", mock.AnythingOfType("*model.Status")).Return(nil)
 	emptyMockStore := mocks.Store{}
 	emptyMockStore.On("Close").Return(nil)
+	emptyMockStore.On("Status").Return(&statusMock)
 	th.App.Srv().Store = &emptyMockStore
 	return th
 }
@@ -170,8 +177,14 @@ func SetupWithStoreMock(tb testing.TB) *TestHelper {
 func SetupEnterpriseWithStoreMock(tb testing.TB) *TestHelper {
 	mockStore := testlib.GetMockStoreForSetupFunctions()
 	th := setupTestHelper(mockStore, true, false, tb)
+	statusMock := mocks.StatusStore{}
+	statusMock.On("UpdateExpiredDNDStatuses").Return([]*model.Status{}, nil)
+	statusMock.On("Get", "user1").Return(&model.Status{UserId: "user1", Status: model.STATUS_ONLINE}, nil)
+	statusMock.On("UpdateLastActivityAt", "user1", mock.Anything).Return(nil)
+	statusMock.On("SaveOrUpdate", mock.AnythingOfType("*model.Status")).Return(nil)
 	emptyMockStore := mocks.Store{}
 	emptyMockStore.On("Close").Return(nil)
+	emptyMockStore.On("Status").Return(&statusMock)
 	th.App.Srv().Store = &emptyMockStore
 	return th
 }