messages API

src/pkg/backup/details/details.go

@@ -915,6 +915,17 @@ func (i *ExchangeInfo) updateFolder(f *FolderInfo) error {
 	return nil
 }
 
+// ChannelsInfo describes an exchange item
+type ChannelsInfo struct {
+	ItemType   ItemType  `json:"itemType,omitempty"`
+	Sender     string    `json:"sender,omitempty"`
+	ParentPath string    `json:"parentPath,omitempty"`
+	Received   time.Time `json:"received,omitempty"`
+	Created    time.Time `json:"created,omitempty"`
+	Modified   time.Time `json:"modified,omitempty"`
+	Size       int64     `json:"size,omitempty"`
+}
+
 // SharePointInfo describes a sharepoint item
 type SharePointInfo struct {
 	Created    time.Time `json:"created,omitempty"`

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

@@ -0,0 +1,300 @@
+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"
+)
+
+//  ---------------------------------------------------------------------------
+// Currently implemented-
+// - Channels CRUD
+// - Items i.e. messages CRUD
+// Pending
+// - teams CRUD
+
+// ---------------------------------------------------------------------------
+
+// ---------------------------------------------------------------------------
+// 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) CreateContainer(
+	ctx context.Context,
+	// parentContainerID needed for iface, doesn't apply to events
+	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
+}
+
+// DeleteContainer removes a channel from user's M365 account
+func (c Channels) DeleteContainer(
+	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 GetContainerByID 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
+}
+
+// interface-compliant wrapper of GetCalendar
+func (c Channels) GetContainerByID(
+	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
+}
+
+// GetContainerByName fetches a calendar by name
+func (c Channels) GetContainerByName(
+	ctx context.Context,
+	// parentContainerID needed for iface, doesn't apply to events
+	teamID, _, containerName string,
+) (graph.Container, error) {
+
+	// TODO: check container filter
+	// filter := fmt.Sprintf("name eq '%s'", containerName)
+	// options := &teams.ItemChannelsChannelItemRequestBuilderGetRequestConfiguration{
+	// 	QueryParameters: &teams.ItemChannelsChannelItemRequestBuilderGetQueryParameters{
+	// 		Filter: &filter,
+	// 	},
+	// }
+
+	ctx = clues.Add(ctx, "container_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("container 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
+}
+
+// ---------------------------------------------------------------------------
+// items
+// ---------------------------------------------------------------------------
+
+// GetItem retrieves a Messageable item.  If the item contains an attachment, that
+// attachment is also downloaded.
+func (c Channels) GetItem(
+	ctx context.Context,
+	teamID, channelID, itemID string,
+	immutableIDs bool,
+	errs *fault.Bus,
+) (serialization.Parsable, *details.ChannelsInfo, error) {
+	var (
+		size int64
+	)
+
+	// is preferImmutableIDs headers required here
+	message, err := c.Stable.
+		Client().
+		Teams().
+		ByTeamId(teamID).
+		Channels().
+		ByChannelId(itemID).
+		Messages().
+		ByChatMessageId("").
+		Get(ctx, nil)
+	if err != nil {
+		return nil, nil, graph.Stack(ctx, err)
+	}
+
+	return message, ChannelsInfo(message, size), nil
+}
+
+func (c Channels) PostItem(
+	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) DeleteItem(
+	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
+}
+
+// ---------------------------------------------------------------------------
+// Helpers
+// ---------------------------------------------------------------------------
+
+func ChannelsInfo(msg models.ChatMessageable, size int64) *details.ChannelsInfo {
+	var (
+		sender  = ptr.Val(msg.GetFrom().GetUser().GetDisplayName())
+		created = ptr.Val(msg.GetCreatedDateTime())
+	)
+
+	return &details.ChannelsInfo{
+		ItemType: details.ExchangeMail,
+		Sender:   sender,
+		Size:     size,
+		Created:  created,
+		Modified: ptr.OrNow(msg.GetLastModifiedDateTime()),
+	}
+}

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

@@ -12,19 +12,6 @@ import (
 	"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
-}
-
 // ---------------------------------------------------------------------------
 // container pager
 // ---------------------------------------------------------------------------