channels and messages API

src/internal/m365/collection/groups/handler.go

@@ -13,6 +13,5 @@ type BackupMessagesHandler interface {
 	GetMessage(ctx context.Context, teamID, channelID, itemID string) (models.ChatMessageable, error)
 	NewMessagePager(teamID, channelID string) api.MessageItemDeltaEnumerator
 	GetChannel(ctx context.Context, teamID, channelID string) (models.Channelable, error)
-	NewChannelPager(teamID, channelID string) api.ChannelItemDeltaEnumerator
 	GetReply(ctx context.Context, teamID, channelID, messageID string) (serialization.Parsable, error)
 }

src/pkg/backup/details/iteminfo.go

@@ -36,6 +36,9 @@ const (
 
 	// Folder Management(30x)
 	FolderItem ItemType = 306
+
+	// GroupChannel(40x)
+	GroupChannel ItemType = 407
 )
 
 func UpdateItem(item *ItemInfo, newLocPath *path.Builder) {

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

@@ -1 +1,376 @@
 package api
+
+import (
+	"context"
+
+	"github.com/alcionai/clues"
+	"github.com/alcionai/corso/src/internal/common/ptr"
+	"github.com/alcionai/corso/src/internal/m365/graph"
+	"github.com/alcionai/corso/src/pkg/backup/details"
+	"github.com/alcionai/corso/src/pkg/fault"
+	"github.com/alcionai/corso/src/pkg/logger"
+	"github.com/microsoft/kiota-abstractions-go/serialization"
+	"github.com/microsoftgraph/msgraph-sdk-go/models"
+	"github.com/microsoftgraph/msgraph-sdk-go/teams"
+)
+
+// ---------------------------------------------------------------------------
+// controller
+// ---------------------------------------------------------------------------
+
+func (c Client) Channels() Channels {
+	return Channels{c}
+}
+
+// Channels is an interface-compliant provider of the client.
+type Channels struct {
+	Client
+}
+
+// ---------------------------------------------------------------------------
+// containers
+// ---------------------------------------------------------------------------
+
+// CreateContainer makes an channels with the name in the team
+func (c Channels) CreateChannel(
+	ctx context.Context,
+	teamID, _, containerName string,
+) (graph.Container, error) {
+	body := models.NewChannel()
+	body.SetDisplayName(&containerName)
+
+	container, err := c.Stable.
+		Client().
+		Teams().
+		ByTeamId(teamID).
+		Channels().
+		Post(ctx, body, nil)
+	if err != nil {
+		return nil, graph.Wrap(ctx, err, "creating channel")
+	}
+
+	return ChannelsDisplayable{Channelable: container}, nil
+}
+
+// DeleteChannel removes a channel from user's M365 account
+func (c Channels) DeleteChannel(
+	ctx context.Context,
+	teamID, containerID string,
+) error {
+	// deletes require unique http clients
+	// https://github.com/alcionai/corso/issues/2707
+	srv, err := NewService(c.Credentials)
+	if err != nil {
+		return graph.Stack(ctx, err)
+	}
+
+	err = srv.Client().
+		Teams().
+		ByTeamId(teamID).
+		Channels().
+		ByChannelId(containerID).
+		Delete(ctx, nil)
+	if err != nil {
+		return graph.Stack(ctx, err)
+	}
+
+	return nil
+}
+
+// prefer GetChannelByID where possible.
+// use this only in cases where the models.Channelable
+// is required.
+func (c Channels) GetChannel(
+	ctx context.Context,
+	teamID, containerID string,
+) (models.Channelable, error) {
+	config := &teams.ItemChannelsChannelItemRequestBuilderGetRequestConfiguration{
+		QueryParameters: &teams.ItemChannelsChannelItemRequestBuilderGetQueryParameters{
+			Select: idAnd("name", "owner"),
+		},
+	}
+
+	resp, err := c.Stable.
+		Client().
+		Teams().
+		ByTeamId(teamID).
+		Channels().
+		ByChannelId(containerID).
+		Get(ctx, config)
+	if err != nil {
+		return nil, graph.Stack(ctx, err)
+	}
+
+	return resp, nil
+}
+
+func (c Channels) GetChannelByID(
+	ctx context.Context,
+	teamID, containerID string,
+) (graph.Container, error) {
+	channel, err := c.GetChannel(ctx, teamID, containerID)
+	if err != nil {
+		return nil, err
+	}
+
+	return ChannelsDisplayable{Channelable: channel}, nil
+}
+
+// GetChannelByName fetches a calendar by name
+func (c Channels) GetChannelByName(
+	ctx context.Context,
+	teamID, _, containerName string,
+) (graph.Container, error) {
+
+	ctx = clues.Add(ctx, "channel_name", containerName)
+
+	resp, err := c.Stable.
+		Client().
+		Teams().
+		ByTeamId(teamID).
+		Channels().
+		Get(ctx, nil)
+
+	if err != nil {
+		return nil, graph.Stack(ctx, err).WithClues(ctx)
+	}
+
+	gv := resp.GetValue()
+
+	if len(gv) == 0 {
+		return nil, clues.New("channel not found").WithClues(ctx)
+	}
+
+	// We only allow the api to match one calendar with the provided name.
+	// If we match multiples, we'll eagerly return the first one.
+	logger.Ctx(ctx).Debugw("calendars matched the name search", "calendar_count", len(gv))
+
+	// Sanity check ID and name
+	cal := gv[0]
+	container := ChannelsDisplayable{Channelable: cal}
+
+	if err := graph.CheckIDAndName(container); err != nil {
+		return nil, clues.Stack(err).WithClues(ctx)
+	}
+
+	return container, nil
+}
+
+func (c Channels) PatchChannel(
+	ctx context.Context,
+	teamID, containerID string,
+	body models.Channelable,
+) error {
+	_, err := c.Stable.
+		Client().
+		Teams().
+		ByTeamId(teamID).
+		Channels().
+		ByChannelId(containerID).
+		Patch(ctx, body, nil)
+
+	if err != nil {
+		return graph.Wrap(ctx, err, "patching event calendar")
+	}
+
+	return nil
+}
+
+// ---------------------------------------------------------------------------
+// message
+// ---------------------------------------------------------------------------
+
+// GetItem retrieves a Messageable item.
+func (c Channels) GetMessage(
+	ctx context.Context,
+	teamID, channelID, itemID string,
+	immutableIDs bool,
+	errs *fault.Bus,
+) (serialization.Parsable, *details.GroupsInfo, error) {
+	var (
+		size int64
+	)
+
+	// is preferImmutableIDs headers required here
+	message, err := c.Stable.
+		Client().
+		Teams().
+		ByTeamId(teamID).
+		Channels().
+		ByChannelId(channelID).
+		Messages().
+		ByChatMessageId(itemID).
+		Get(ctx, nil)
+	if err != nil {
+		return nil, nil, graph.Stack(ctx, err)
+	}
+
+	return message, MessageInfo(message, size), nil
+}
+
+func (c Channels) PostMessage(
+	ctx context.Context,
+	teamID, containerID string,
+	body models.ChatMessageable,
+) (models.ChatMessageable, error) {
+	itm, err := c.Stable.
+		Client().
+		Teams().
+		ByTeamId(teamID).
+		Channels().
+		ByChannelId(containerID).
+		Messages().
+		Post(ctx, body, nil)
+	if err != nil {
+		return nil, graph.Wrap(ctx, err, "creating mail message")
+	}
+
+	if itm == nil {
+		return nil, clues.New("nil response mail message creation").WithClues(ctx)
+	}
+
+	return itm, nil
+}
+
+func (c Channels) DeleteMessage(
+	ctx context.Context,
+	teamID, itemID, containerID string,
+) error {
+	// deletes require unique http clients
+	// https://github.com/alcionai/corso/issues/2707
+	srv, err := NewService(c.Credentials)
+	if err != nil {
+		return graph.Stack(ctx, err)
+	}
+
+	err = srv.
+		Client().
+		Teams().
+		ByTeamId(teamID).
+		Channels().
+		ByChannelId(containerID).
+		Messages().
+		ByChatMessageId(itemID).
+		Delete(ctx, nil)
+	if err != nil {
+		return graph.Wrap(ctx, err, "deleting mail message")
+	}
+
+	return nil
+}
+
+// ---------------------------------------------------------------------------
+// replies
+// ---------------------------------------------------------------------------
+
+// GetReplies retrieves a Messageable item.
+func (c Channels) GetReplies(
+	ctx context.Context,
+	teamID, channelID, itemID string,
+) (serialization.Parsable, error) {
+	replies, err := c.Stable.
+		Client().
+		Teams().
+		ByTeamId(teamID).
+		Channels().
+		ByChannelId(channelID).
+		Messages().
+		ByChatMessageId(itemID).
+		Replies().
+		Get(ctx, nil)
+	if err != nil {
+		return nil, graph.Stack(ctx, err)
+	}
+
+	return replies, nil
+}
+
+func (c Channels) PostReply(
+	ctx context.Context,
+	teamID, containerID, messageID string,
+	body models.ChatMessageable,
+) (models.ChatMessageable, error) {
+	itm, err := c.Stable.
+		Client().
+		Teams().
+		ByTeamId(teamID).
+		Channels().
+		ByChannelId(containerID).
+		Messages().
+		ByChatMessageId(messageID).
+		Replies().
+		Post(ctx, body, nil)
+	if err != nil {
+		return nil, graph.Wrap(ctx, err, "creating reply message")
+	}
+
+	if itm == nil {
+		return nil, clues.New("nil response reply to message creation").WithClues(ctx)
+	}
+
+	return itm, nil
+}
+
+func (c Channels) DeleteReply(
+	ctx context.Context,
+	teamID, itemID, containerID, replyID string,
+) error {
+	// deletes require unique http clients
+	// https://github.com/alcionai/corso/issues/2707
+	srv, err := NewService(c.Credentials)
+	if err != nil {
+		return graph.Stack(ctx, err)
+	}
+
+	err = srv.
+		Client().
+		Teams().
+		ByTeamId(teamID).
+		Channels().
+		ByChannelId(containerID).
+		Messages().
+		ByChatMessageId(itemID).
+		Replies().
+		ByChatMessageId1(replyID).
+		Delete(ctx, nil)
+	if err != nil {
+		return graph.Wrap(ctx, err, "deleting mail message")
+	}
+
+	return nil
+}
+
+// ---------------------------------------------------------------------------
+// Helpers
+// ---------------------------------------------------------------------------
+
+func MessageInfo(msg models.ChatMessageable, size int64) *details.GroupsInfo {
+	var (
+		created = ptr.Val(msg.GetCreatedDateTime())
+	)
+
+	return &details.GroupsInfo{
+		ItemType: details.GroupChannel,
+		Size:     size,
+		Created:  created,
+		Modified: ptr.OrNow(msg.GetLastModifiedDateTime()),
+	}
+}
+
+// ---------------------------------------------------------------------------
+// helper funcs
+// ---------------------------------------------------------------------------
+
+// ChannelsDisplayable is a wrapper that complies with the
+// models.Channelable interface with the graph.Container
+// interfaces.
+type ChannelsDisplayable struct {
+	models.Channelable
+}
+
+// GetParentFolderId returns the default channe name address
+
+//nolint:revive
+func (c ChannelsDisplayable) GetParentFolderId() *string {
+	return nil
+}

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

@@ -2,6 +2,9 @@ package api
 
 import (
 	"context"
+
+	"github.com/alcionai/corso/src/internal/m365/graph"
+	"github.com/microsoftgraph/msgraph-sdk-go/teams"
 )
 
 // ---------------------------------------------------------------------------
@@ -9,31 +12,59 @@ import (
 // ---------------------------------------------------------------------------
 
 type MessageItemDeltaEnumerator interface {
-	GetPage(context.Context) (DeltaPageLinker, error)
+	GetPage(context.Context) (PageLinker, error)
+	SetNext(nextLink string)
 }
 
-// TODO: implement
+var _ MessageItemDeltaEnumerator = &messagePageCtrl{}
-// var _ MessageItemDeltaEnumerator = &messagePageCtrl{}
 
-// type messagePageCtrl struct {
+type messagePageCtrl struct {
-// 	gs      graph.Servicer
+	gs      graph.Servicer
-// 	builder *teams.ItemChannelsItemMessagesRequestBuilder
+	builder *teams.ItemChannelsItemMessagesDeltaRequestBuilder
-// 	options *teams.ItemChannelsItemMessagesRequestBuilderGetRequestConfiguration
+	options *teams.ItemChannelsItemMessagesDeltaRequestBuilderGetRequestConfiguration
-// }
-
-// ---------------------------------------------------------------------------
-// channel pager
-// ---------------------------------------------------------------------------
-
-type ChannelItemDeltaEnumerator interface {
-	GetPage(context.Context) (DeltaPageLinker, error)
 }
 
-// TODO: implement
+func (c Channels) NewMessagePager(
-// var _ ChannelsItemDeltaEnumerator = &channelsPageCtrl{}
+	teamID,
+	channelID string,
+	fields []string,
+) *messagePageCtrl {
+	requestConfig := &teams.ItemChannelsItemMessagesDeltaRequestBuilderGetRequestConfiguration{
+		QueryParameters: &teams.ItemChannelsItemMessagesDeltaRequestBuilderGetQueryParameters{
+			Select: fields,
+		},
+	}
 
-// type channelsPageCtrl struct {
+	res := &messagePageCtrl{
-// 	gs      graph.Servicer
+		gs:      c.Stable,
-// 	builder *teams.ItemChannelsChannelItemRequestBuilder
+		options: requestConfig,
-// 	options *teams.ItemChannelsChannelItemRequestBuilderGetRequestConfiguration
+		builder: c.Stable.
-// }
+			Client().
+			Teams().
+			ByTeamId(teamID).
+			Channels().
+			ByChannelId(channelID).
+			Messages().
+			Delta(),
+	}
+
+	return res
+}
+
+func (p *messagePageCtrl) SetNext(nextLink string) {
+	p.builder = teams.NewItemChannelsItemMessagesDeltaRequestBuilder(nextLink, p.gs.Adapter())
+}
+
+func (p *messagePageCtrl) GetPage(ctx context.Context) (PageLinker, error) {
+	var (
+		resp PageLinker
+		err  error
+	)
+
+	resp, err = p.builder.Get(ctx, p.options)
+	if err != nil {
+		return nil, graph.Stack(ctx, err)
+	}
+
+	return resp, nil
+}