skips backup of non-recoverable list templates (#4940)

Skips backup of non-recoverable list templates.

#### Does this PR need a docs update or release note?
- [x] ⛔ No

#### Type of change

<!--- Please check the type of change your PR introduces: --->
- [x] 🧹 Tech Debt/Cleanup

#### Issue(s)
#4754 

#### Test Plan

<!-- How will this be tested prior to merging.-->
- [x] 💪 Manual
- [x] ⚡ Unit test
- [x] 💚 E2E

src/internal/m365/collection/site/backup.go

@@ -154,7 +154,7 @@ func CollectLists(
 	var (
 		el   = errs.Local()
 		spcs = make([]data.BackupCollection, 0)
-		acc  = api.CallConfig{Select: idAnd("displayName")}
+		acc  = api.CallConfig{Select: idAnd("list")}
 	)
 
 	lists, err := bh.GetItems(ctx, acc)
@@ -167,6 +167,10 @@ func CollectLists(
 			break
 		}
 
+		if api.SkipListTemplates.HasKey(ptr.Val(list.GetList().GetTemplate())) {
+			continue
+		}
+
 		dir, err := path.Build(
 			tenantID,
 			bpc.ProtectedResource.ID(),

src/internal/m365/collection/site/collection.go

@@ -350,15 +350,9 @@ func (sc *Collection) handleListItems(
 	metrics.Bytes += size
 	metrics.Successes++
 
-	template := ""
-	if list != nil && list.GetList() != nil {
-		template = ptr.Val(list.GetList().GetTemplate())
-	}
-
 	rc := io.NopCloser(bytes.NewReader(entryBytes))
 	itemInfo := details.ItemInfo{
 		SharePoint: info,
-		NotRecoverable: template == api.WebTemplateExtensionsListTemplateName,
 	}
 
 	item, err := data.NewPrefetchedItemWithInfo(rc, listID, itemInfo)

src/internal/m365/collection/site/collection_test.go

@@ -7,12 +7,10 @@ import (
 
 	"github.com/alcionai/clues"
 	kioser "github.com/microsoft/kiota-serialization-json-go"
-	"github.com/microsoftgraph/msgraph-sdk-go/models"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	"github.com/stretchr/testify/suite"
 
-	"github.com/alcionai/corso/src/internal/common/ptr"
 	"github.com/alcionai/corso/src/internal/data"
 	"github.com/alcionai/corso/src/internal/m365/collection/site/mock"
 	betaAPI "github.com/alcionai/corso/src/internal/m365/service/sharepoint/api"
@@ -76,7 +74,6 @@ func (suite *SharePointCollectionSuite) TestCollection_Items() {
 
 	tables := []struct {
 		name, itemName string
-		notRecoverable bool
 		scope          selectors.SharePointScope
 		getter         getItemByIDer
 		getDir         func(t *testing.T) path.Path
@@ -123,53 +120,6 @@ func (suite *SharePointCollectionSuite) TestCollection_Items() {
 				return data
 			},
 		},
-		{
-			name:           "List with wte template",
-			itemName:       "MockListing",
-			notRecoverable: true,
-			scope:          sel.Lists(selectors.Any())[0],
-			getter:         &mock.ListHandler{},
-			getDir: func(t *testing.T) path.Path {
-				dir, err := path.Build(
-					tenant,
-					user,
-					path.SharePointService,
-					path.ListsCategory,
-					false,
-					dirRoot)
-				require.NoError(t, err, clues.ToCore(err))
-
-				return dir
-			},
-			getItem: func(t *testing.T, name string) data.Item {
-				ow := kioser.NewJsonSerializationWriter()
-
-				listInfo := models.NewListInfo()
-				listInfo.SetTemplate(ptr.To("webTemplateExtensionsList"))
-
-				listing := spMock.ListDefault(name)
-				listing.SetDisplayName(&name)
-				listing.SetList(listInfo)
-
-				err := ow.WriteObjectValue("", listing)
-				require.NoError(t, err, clues.ToCore(err))
-
-				byteArray, err := ow.GetSerializedContent()
-				require.NoError(t, err, clues.ToCore(err))
-
-				info := &details.SharePointInfo{
-					ItemName: name,
-				}
-
-				data, err := data.NewPrefetchedItemWithInfo(
-					io.NopCloser(bytes.NewReader(byteArray)),
-					name,
-					details.ItemInfo{SharePoint: info, NotRecoverable: true})
-				require.NoError(t, err, clues.ToCore(err))
-
-				return data
-			},
-		},
 		{
 			name:     "Pages",
 			itemName: "MockPages",
@@ -236,7 +186,6 @@ func (suite *SharePointCollectionSuite) TestCollection_Items() {
 			assert.NotNil(t, info)
 			assert.NotNil(t, info.SharePoint)
 			assert.Equal(t, test.itemName, info.SharePoint.ItemName)
-			assert.Equal(t, test.notRecoverable, info.NotRecoverable)
 		})
 	}
 }

src/internal/m365/collection/site/restore.go

@@ -211,7 +211,7 @@ func RestoreListCollection(
 				restoreContainerName,
 				errs)
 			if err != nil &&
-				errors.Is(err, api.ErrCannotCreateWebTemplateExtension) {
+				errors.Is(err, api.ErrSkippableListTemplate) {
 				continue
 			}
 

src/internal/m365/collection/site/restore_test.go

@@ -105,7 +105,7 @@ func (suite *SharePointRestoreSuite) TestListCollection_Restore_invalidListTempl
 
 	_, err := restoreListItem(ctx, lrh, mockData, suite.siteID, destName, fault.New(true))
 	require.Error(t, err)
-	assert.Contains(t, err.Error(), api.ErrCannotCreateWebTemplateExtension.Error())
+	assert.Contains(t, err.Error(), api.ErrSkippableListTemplate.Error())
 }
 
 func deleteList(

src/pkg/backup/details/details_test.go

@@ -907,34 +907,6 @@ var pathItemsTable = []struct {
 		expectRepoRefs:     []string{"abcde", "12345", "foo.meta"},
 		expectLocationRefs: []string{"locationref", "locationref2", "locationref.dirmeta"},
 	},
-	{
-		name: "multiple entries with not recoverables",
-		ents: []Entry{
-			{
-				RepoRef:     "abcde",
-				LocationRef: "locationref",
-			},
-			{
-				RepoRef:     "foo.meta",
-				LocationRef: "locationref.dirmeta",
-				ItemRef:     "itemref.meta",
-				ItemInfo: ItemInfo{
-					SharePoint: &SharePointInfo{ItemType: SharePointList},
-				},
-			},
-			{
-				RepoRef:     "invalid-template-list-file",
-				LocationRef: "locationref-invalid-template-list-file",
-				ItemRef:     "itemref-template-list-file",
-				ItemInfo: ItemInfo{
-					SharePoint:     &SharePointInfo{ItemType: SharePointList},
-					NotRecoverable: true,
-				},
-			},
-		},
-		expectRepoRefs:     []string{"abcde", "foo.meta"},
-		expectLocationRefs: []string{"locationref", "locationref.dirmeta"},
-	},
 }
 
 func (suite *DetailsUnitSuite) TestDetailsModel_Path() {

src/pkg/backup/details/iteminfo.go

@@ -75,7 +75,6 @@ type ItemInfo struct {
 	Groups     *GroupsInfo     `json:"groups,omitempty"`
 	// Optional item extension data
 	Extension *ExtensionData `json:"extension,omitempty"`
-	NotRecoverable bool           `json:"notRecoverable,omitempty"`
 }
 
 // typedInfo should get embedded in each sesrvice type to track

src/pkg/backup/details/model.go

@@ -68,8 +68,7 @@ func (dm DetailsModel) Paths() []string {
 
 	for _, ent := range dm.Entries {
 		if ent.Folder != nil ||
-			ent.isMetaFile() ||
-			ent.NotRecoverable {
+			ent.isMetaFile() {
 			continue
 		}
 
@@ -88,8 +87,7 @@ func (dm DetailsModel) Items() entrySet {
 	for i := 0; i < len(dm.Entries); i++ {
 		ent := dm.Entries[i]
 		if ent.Folder != nil ||
-			ent.isMetaFile() ||
-			ent.NotRecoverable {
+			ent.isMetaFile() {
 			continue
 		}
 

src/pkg/services/m365/api/lists.go

@@ -14,7 +14,7 @@ import (
 	"github.com/alcionai/corso/src/pkg/services/m365/api/graph"
 )
 
-var ErrCannotCreateWebTemplateExtension = clues.New("unable to create webTemplateExtension type lists")
+var ErrSkippableListTemplate = clues.New("unable to create lists with skippable templates")
 
 const (
 	AttachmentsColumnName       = "Attachments"
@@ -83,6 +83,10 @@ var readOnlyFieldNames = keys.Set{
 	ModifiedColumnName:    {},
 }
 
+var SkipListTemplates = keys.Set{
+	WebTemplateExtensionsListTemplateName: {},
+}
+
 // ---------------------------------------------------------------------------
 // controller
 // ---------------------------------------------------------------------------
@@ -258,8 +262,8 @@ func (c Lists) PostList(
 
 	if newList != nil &&
 		newList.GetList() != nil &&
-		ptr.Val(newList.GetList().GetTemplate()) == WebTemplateExtensionsListTemplateName {
-		return nil, clues.StackWC(ctx, ErrCannotCreateWebTemplateExtension)
+		SkipListTemplates.HasKey(ptr.Val(newList.GetList().GetTemplate())) {
+		return nil, clues.StackWC(ctx, ErrSkippableListTemplate)
 	}
 
 	// Restore to List base to M365 back store

src/pkg/services/m365/api/lists_test.go

@@ -788,7 +788,7 @@ func (suite *ListsAPIIntgSuite) TestLists_PostList_invalidTemplate() {
 
 	_, err = acl.PostList(ctx, siteID, listName, oldListByteArray, fault.New(true))
 	require.Error(t, err)
-	assert.Equal(t, ErrCannotCreateWebTemplateExtension.Error(), err.Error())
+	assert.Equal(t, ErrSkippableListTemplate.Error(), err.Error())
 }
 
 func (suite *ListsAPIIntgSuite) TestLists_DeleteList() {