owpengram-server/internal/store/postgres/media.go

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package postgres
import (
"container/list"
"context"
"errors"
"fmt"
"sync"
"time"
"github.com/jackc/pgx/v5"
"github.com/jackc/pgx/v5/pgtype"
"telesrv/internal/domain"
"telesrv/internal/store"
"telesrv/internal/store/postgres/sqlcgen"
)
// MediaStore 用 PostgreSQL 实现 store.MediaStore媒体元数据 + blob 索引)。
type MediaStore struct {
db sqlcgen.DBTX
q *sqlcgen.Queries
documents *documentMetaCache
}
// NewMediaStore 基于 pgx 连接池(或事务)创建 MediaStore。
func NewMediaStore(db sqlcgen.DBTX) *MediaStore {
return &MediaStore{
db: db,
q: sqlcgen.New(db),
documents: newDocumentMetaCache(documentMetaCacheCapacity),
}
}
// bytesOrEmpty 把 nil []byte 归一为空切片,避免落入 NOT NULL bytea 列时被当作 NULL。
func bytesOrEmpty(b []byte) []byte {
if b == nil {
return []byte{}
}
return b
}
var _ store.MediaStore = (*MediaStore)(nil)
// ---- 上传分片 ----
func (s *MediaStore) SaveFilePart(ctx context.Context, part domain.UploadPart) error {
backend := string(part.Backend)
if backend == "" {
backend = string(domain.MediaBackendLocalFS)
}
sha := part.SHA256
if sha == nil {
sha = []byte{}
}
return s.q.SaveUploadPart(ctx, sqlcgen.SaveUploadPartParams{
OwnerUserID: part.OwnerUserID,
FileID: part.FileID,
Part: int32(part.Part),
TotalParts: int32(part.TotalParts),
IsBig: part.Big,
Backend: backend,
ObjectKey: part.ObjectKey,
Size: part.Size,
Sha256: sha,
})
}
func (s *MediaStore) UploadPartUsage(ctx context.Context, ownerUserID int64) (domain.UploadPartUsage, error) {
row, err := s.q.GetUploadPartUsage(ctx, ownerUserID)
if err != nil {
return domain.UploadPartUsage{}, err
}
return domain.UploadPartUsage{
Bytes: row.Bytes,
Parts: int(row.Parts),
Files: int(row.Files),
}, nil
}
func (s *MediaStore) UploadPartSlot(ctx context.Context, ownerUserID, fileID int64, part int) (domain.UploadPartSlot, error) {
row, err := s.q.GetUploadPartSlot(ctx, sqlcgen.GetUploadPartSlotParams{
OwnerUserID: ownerUserID,
FileID: fileID,
Part: int32(part),
})
if err != nil {
return domain.UploadPartSlot{}, err
}
found := row.ExistingBytes >= 0
existingBytes := row.ExistingBytes
if !found {
existingBytes = 0
}
return domain.UploadPartSlot{
ExistingBytes: existingBytes,
ObjectKey: row.ObjectKey,
FileParts: int(row.FileParts),
Found: found,
}, nil
}
func (s *MediaStore) LoadFileParts(ctx context.Context, ownerUserID, fileID int64) ([]domain.UploadPart, error) {
rows, err := s.q.ListUploadParts(ctx, sqlcgen.ListUploadPartsParams{OwnerUserID: ownerUserID, FileID: fileID})
if err != nil {
return nil, err
}
out := make([]domain.UploadPart, 0, len(rows))
for _, r := range rows {
out = append(out, domain.UploadPart{
OwnerUserID: ownerUserID,
FileID: fileID,
Part: int(r.Part),
TotalParts: int(r.TotalParts),
Big: r.IsBig,
Backend: domain.MediaBackend(r.Backend),
ObjectKey: r.ObjectKey,
Size: r.Size,
SHA256: r.Sha256,
})
}
return out, nil
}
func (s *MediaStore) DeleteFileParts(ctx context.Context, ownerUserID, fileID int64) ([]string, error) {
return s.q.DeleteUploadParts(ctx, sqlcgen.DeleteUploadPartsParams{OwnerUserID: ownerUserID, FileID: fileID})
}
func (s *MediaStore) DeleteExpiredUploadParts(ctx context.Context, before time.Time, limit int) ([]string, error) {
if limit <= 0 {
return nil, nil
}
return s.q.DeleteExpiredUploadParts(ctx, sqlcgen.DeleteExpiredUploadPartsParams{
Before: pgtype.Timestamptz{Time: before, Valid: true},
BatchLimit: int32(limit),
})
}
// ---- blob 索引 ----
func (s *MediaStore) PutFileBlob(ctx context.Context, blob domain.FileBlob) error {
backend := string(blob.Backend)
if backend == "" {
backend = string(domain.MediaBackendLocalFS)
}
sha := blob.SHA256
if sha == nil {
sha = []byte{} // 列为 NOT NULLnil []byte 会被 pgx 当作 NULL。
}
return s.q.PutFileBlob(ctx, sqlcgen.PutFileBlobParams{
LocationKey: blob.LocationKey,
Backend: backend,
ObjectKey: blob.ObjectKey,
Size: blob.Size,
Sha256: sha,
MimeType: blob.MimeType,
})
}
func (s *MediaStore) GetFileBlob(ctx context.Context, locationKey string) (domain.FileBlob, bool, error) {
row, err := s.q.GetFileBlob(ctx, locationKey)
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return domain.FileBlob{}, false, nil
}
return domain.FileBlob{}, false, err
}
return domain.FileBlob{
LocationKey: row.LocationKey,
Backend: domain.MediaBackend(row.Backend),
ObjectKey: row.ObjectKey,
Size: row.Size,
SHA256: row.Sha256,
MimeType: row.MimeType,
}, true, nil
}
// GetFileBlobs 一发 ANY 查询批量取多个 location_key 的 blob 元数据,替代逐个 GetFileBlob 往返
// (启动预热曾对 ~2400 个 blob 各打一次 PG是启动期 N+1。缺失的 key 不在返回 map 中。
func (s *MediaStore) GetFileBlobs(ctx context.Context, locationKeys []string) (map[string]domain.FileBlob, error) {
if len(locationKeys) == 0 {
return nil, nil
}
rows, err := s.db.Query(ctx, `
SELECT location_key, backend, object_key, size, sha256, mime_type
FROM file_blobs
WHERE location_key = ANY($1::text[])`, locationKeys)
if err != nil {
return nil, fmt.Errorf("get file blobs: %w", err)
}
defer rows.Close()
out := make(map[string]domain.FileBlob, len(locationKeys))
for rows.Next() {
var (
blob domain.FileBlob
backend string
)
if err := rows.Scan(&blob.LocationKey, &backend, &blob.ObjectKey, &blob.Size, &blob.SHA256, &blob.MimeType); err != nil {
return nil, fmt.Errorf("scan file blob: %w", err)
}
blob.Backend = domain.MediaBackend(backend)
out[blob.LocationKey] = blob
}
if err := rows.Err(); err != nil {
return nil, err
}
return out, nil
}
func (s *MediaStore) GetSeedState(ctx context.Context, key string) (string, bool, error) {
var hash string
if err := s.db.QueryRow(ctx, `
SELECT content_hash
FROM seed_states
WHERE key = $1`, key).Scan(&hash); err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return "", false, nil
}
return "", false, fmt.Errorf("get seed state: %w", err)
}
return hash, true, nil
}
func (s *MediaStore) PutSeedState(ctx context.Context, key, hash string) error {
_, err := s.db.Exec(ctx, `
INSERT INTO seed_states (key, content_hash)
VALUES ($1, $2)
ON CONFLICT (key) DO UPDATE SET
content_hash = EXCLUDED.content_hash,
updated_at = now()`, key, hash)
if err != nil {
return fmt.Errorf("put seed state: %w", err)
}
return nil
}
// ---- 文档 ----
func (s *MediaStore) PutDocument(ctx context.Context, doc domain.Document) error {
attrs, err := jsonArrayOrEmpty(doc.Attributes)
if err != nil {
return err
}
thumbs, err := jsonArrayOrEmpty(doc.Thumbs)
if err != nil {
return err
}
if err := s.q.PutDocument(ctx, sqlcgen.PutDocumentParams{
ID: doc.ID,
AccessHash: doc.AccessHash,
FileReference: bytesOrEmpty(doc.FileReference),
Date: int32(doc.Date),
MimeType: doc.MimeType,
Size: doc.Size,
DcID: int32(doc.DCID),
AttributesJson: attrs,
ThumbsJson: thumbs,
}); err != nil {
return err
}
s.documents.put(doc.ID, doc)
return nil
}
func (s *MediaStore) GetDocument(ctx context.Context, id int64) (domain.Document, bool, error) {
if doc, ok := s.documents.get(id); ok {
return doc, true, nil
}
row, err := s.q.GetDocument(ctx, id)
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return domain.Document{}, false, nil
}
return domain.Document{}, false, err
}
doc, err := documentFromRow(row)
if err != nil {
return domain.Document{}, false, err
}
s.documents.put(doc.ID, doc)
return doc, true, nil
}
func (s *MediaStore) GetDocuments(ctx context.Context, ids []int64) ([]domain.Document, error) {
if len(ids) == 0 {
return nil, nil
}
unique := make([]int64, 0, len(ids))
seen := make(map[int64]struct{}, len(ids))
found := make(map[int64]domain.Document, len(ids))
var missing []int64
for _, id := range ids {
if id == 0 {
continue
}
if _, ok := seen[id]; ok {
continue
}
seen[id] = struct{}{}
unique = append(unique, id)
if doc, ok := s.documents.get(id); ok {
found[id] = doc
continue
}
missing = append(missing, id)
}
if len(unique) == 0 {
return nil, nil
}
if len(missing) > 0 {
rows, err := s.q.GetDocuments(ctx, missing)
if err != nil {
return nil, err
}
for _, r := range rows {
doc, err := documentFromRow(sqlcgen.GetDocumentRow(r))
if err != nil {
return nil, err
}
s.documents.put(doc.ID, doc)
found[doc.ID] = cloneDocument(doc)
}
}
out := make([]domain.Document, 0, len(found))
for _, id := range unique {
doc, ok := found[id]
if !ok {
continue
}
out = append(out, cloneDocument(doc))
}
return out, nil
}
const documentMetaCacheCapacity = 1 << 16
// documentMetaCache keeps immutable document metadata hot for message/media
// hydration. PutDocument refreshes entries synchronously, so same-process reads
// observe newly generated access_hash/file_reference without waiting for TTL.
type documentMetaCache struct {
mu sync.Mutex
cap int
ll *list.List
m map[int64]*list.Element
}
type documentMetaEntry struct {
id int64
doc domain.Document
}
func newDocumentMetaCache(capacity int) *documentMetaCache {
if capacity <= 0 {
capacity = 1
}
return &documentMetaCache{
cap: capacity,
ll: list.New(),
m: make(map[int64]*list.Element, capacity),
}
}
func (c *documentMetaCache) get(id int64) (domain.Document, bool) {
if c == nil || id == 0 {
return domain.Document{}, false
}
c.mu.Lock()
defer c.mu.Unlock()
el, ok := c.m[id]
if !ok {
return domain.Document{}, false
}
c.ll.MoveToFront(el)
return cloneDocument(el.Value.(*documentMetaEntry).doc), true
}
func (c *documentMetaCache) put(id int64, doc domain.Document) {
if c == nil || id == 0 {
return
}
copied := cloneDocument(doc)
c.mu.Lock()
defer c.mu.Unlock()
if el, ok := c.m[id]; ok {
el.Value.(*documentMetaEntry).doc = copied
c.ll.MoveToFront(el)
return
}
c.m[id] = c.ll.PushFront(&documentMetaEntry{id: id, doc: copied})
if c.ll.Len() > c.cap {
oldest := c.ll.Back()
if oldest != nil {
c.ll.Remove(oldest)
delete(c.m, oldest.Value.(*documentMetaEntry).id)
}
}
}
func cloneDocument(doc domain.Document) domain.Document {
doc.FileReference = append([]byte(nil), doc.FileReference...)
if len(doc.Attributes) > 0 {
attrs := make([]domain.DocumentAttribute, len(doc.Attributes))
copy(attrs, doc.Attributes)
for i := range attrs {
attrs[i].Waveform = append([]byte(nil), attrs[i].Waveform...)
}
doc.Attributes = attrs
}
if len(doc.Thumbs) > 0 {
thumbs := make([]domain.PhotoSize, len(doc.Thumbs))
copy(thumbs, doc.Thumbs)
for i := range thumbs {
thumbs[i].Bytes = append([]byte(nil), thumbs[i].Bytes...)
thumbs[i].Sizes = append([]int(nil), thumbs[i].Sizes...)
thumbs[i].BackgroundColors = append([]int(nil), thumbs[i].BackgroundColors...)
}
doc.Thumbs = thumbs
}
return doc
}
func documentFromRow(row sqlcgen.GetDocumentRow) (domain.Document, error) {
attrs, err := decodeDocumentAttributes(row.AttributesJson)
if err != nil {
return domain.Document{}, err
}
thumbs, err := decodePhotoSizes(row.ThumbsJson)
if err != nil {
return domain.Document{}, err
}
return domain.Document{
ID: row.ID,
AccessHash: row.AccessHash,
FileReference: row.FileReference,
Date: int(row.Date),
MimeType: row.MimeType,
Size: row.Size,
DCID: int(row.DcID),
Attributes: attrs,
Thumbs: thumbs,
}, nil
}
// ---- 照片 ----
func (s *MediaStore) PutPhoto(ctx context.Context, photo domain.Photo) error {
sizes, err := jsonArrayOrEmpty(photo.Sizes)
if err != nil {
return err
}
return s.q.PutPhoto(ctx, sqlcgen.PutPhotoParams{
ID: photo.ID,
AccessHash: photo.AccessHash,
FileReference: bytesOrEmpty(photo.FileReference),
Date: int32(photo.Date),
DcID: int32(photo.DCID),
HasStickers: photo.HasStickers,
SizesJson: sizes,
})
}
func (s *MediaStore) GetPhoto(ctx context.Context, id int64) (domain.Photo, bool, error) {
row, err := s.q.GetPhoto(ctx, id)
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return domain.Photo{}, false, nil
}
return domain.Photo{}, false, err
}
photo, err := photoFromFields(row.ID, row.AccessHash, row.FileReference, int(row.Date), int(row.DcID), row.HasStickers, row.SizesJson)
if err != nil {
return domain.Photo{}, false, err
}
return photo, true, nil
}
type photoScanner interface {
Scan(dest ...any) error
}
func scanPhotoRow(row photoScanner) (domain.Photo, error) {
var (
id int64
accessHash int64
fileReference []byte
date int32
dcID int32
hasStickers bool
sizesJSON string
)
if err := row.Scan(&id, &accessHash, &fileReference, &date, &dcID, &hasStickers, &sizesJSON); err != nil {
return domain.Photo{}, err
}
return photoFromFields(id, accessHash, fileReference, int(date), int(dcID), hasStickers, sizesJSON)
}
func photoFromFields(id, accessHash int64, fileReference []byte, date, dcID int, hasStickers bool, sizesJSON string) (domain.Photo, error) {
sizes, err := decodePhotoSizes(sizesJSON)
if err != nil {
return domain.Photo{}, err
}
return domain.Photo{
ID: id,
AccessHash: accessHash,
FileReference: fileReference,
Date: date,
DCID: dcID,
HasStickers: hasStickers,
Sizes: sizes,
}, nil
}
// ---- 贴纸集 ----
func (s *MediaStore) PutStickerSet(ctx context.Context, set domain.StickerSet) error {
thumbs, err := jsonArrayOrEmpty(set.Thumbs)
if err != nil {
return err
}
docIDs, err := jsonArrayOrEmpty(set.DocumentIDs)
if err != nil {
return err
}
packs, err := jsonArrayOrEmpty(set.Packs)
if err != nil {
return err
}
kind := string(set.Kind)
if kind == "" {
kind = string(domain.StickerSetKindStickers)
}
return s.q.PutStickerSet(ctx, sqlcgen.PutStickerSetParams{
ID: set.ID,
AccessHash: set.AccessHash,
ShortName: set.ShortName,
Title: set.Title,
Count: int32(set.Count),
Hash: int32(set.Hash),
SetKind: kind,
Official: set.Official,
Animated: set.Animated,
Videos: set.Videos,
Emojis: set.Emojis,
Masks: set.Masks,
Installed: set.Installed,
Archived: set.Archived,
InstalledDate: int32(set.InstalledDate),
ThumbDocumentID: set.ThumbDocumentID,
ThumbsJson: thumbs,
ThumbDcID: int32(set.ThumbDCID),
ThumbVersion: int32(set.ThumbVersion),
DocumentIdsJson: docIDs,
PacksJson: packs,
SortOrder: int32(set.SortOrder),
SystemKey: set.SystemKey,
})
}
func (s *MediaStore) GetStickerSetByID(ctx context.Context, id int64) (domain.StickerSet, bool, error) {
row, err := s.q.GetStickerSetByID(ctx, id)
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return domain.StickerSet{}, false, nil
}
return domain.StickerSet{}, false, err
}
return stickerSetFromRow(row)
}
func (s *MediaStore) GetStickerSetByShortName(ctx context.Context, shortName string) (domain.StickerSet, bool, error) {
row, err := s.q.GetStickerSetByShortName(ctx, shortName)
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return domain.StickerSet{}, false, nil
}
return domain.StickerSet{}, false, err
}
return stickerSetFromRow(sqlcgen.GetStickerSetByIDRow(row))
}
func (s *MediaStore) GetStickerSetBySystemKey(ctx context.Context, systemKey string) (domain.StickerSet, bool, error) {
row, err := s.q.GetStickerSetBySystemKey(ctx, systemKey)
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return domain.StickerSet{}, false, nil
}
return domain.StickerSet{}, false, err
}
return stickerSetFromRow(sqlcgen.GetStickerSetByIDRow(row))
}
func (s *MediaStore) ListStickerSets(ctx context.Context, kind domain.StickerSetKind) ([]domain.StickerSet, error) {
rows, err := s.q.ListStickerSetsByKind(ctx, string(kind))
if err != nil {
return nil, err
}
out := make([]domain.StickerSet, 0, len(rows))
for _, r := range rows {
set, _, err := stickerSetFromRow(sqlcgen.GetStickerSetByIDRow(r))
if err != nil {
return nil, err
}
out = append(out, set)
}
return out, nil
}
func (s *MediaStore) CountStickerSets(ctx context.Context) (int, error) {
n, err := s.q.CountStickerSets(ctx)
return int(n), err
}
func stickerSetFromRow(row sqlcgen.GetStickerSetByIDRow) (domain.StickerSet, bool, error) {
thumbs, err := decodePhotoSizes(row.ThumbsJson)
if err != nil {
return domain.StickerSet{}, false, err
}
docIDs, err := decodeInt64Slice(row.DocumentIdsJson)
if err != nil {
return domain.StickerSet{}, false, err
}
packs, err := decodeStickerPacks(row.PacksJson)
if err != nil {
return domain.StickerSet{}, false, err
}
return domain.StickerSet{
ID: row.ID,
AccessHash: row.AccessHash,
ShortName: row.ShortName,
Title: row.Title,
Count: int(row.Count),
Hash: int(row.Hash),
Kind: domain.StickerSetKind(row.SetKind),
Official: row.Official,
Animated: row.Animated,
Videos: row.Videos,
Emojis: row.Emojis,
Masks: row.Masks,
Installed: row.Installed,
Archived: row.Archived,
InstalledDate: int(row.InstalledDate),
ThumbDocumentID: row.ThumbDocumentID,
Thumbs: thumbs,
ThumbDCID: int(row.ThumbDcID),
ThumbVersion: int(row.ThumbVersion),
DocumentIDs: docIDs,
Packs: packs,
SortOrder: int(row.SortOrder),
SystemKey: row.SystemKey,
}, true, nil
}
// ---- 可用 reaction ----
func (s *MediaStore) PutAvailableReaction(ctx context.Context, r domain.AvailableReaction) error {
return s.q.PutAvailableReaction(ctx, sqlcgen.PutAvailableReactionParams{
Reaction: r.Reaction,
Title: r.Title,
Inactive: r.Inactive,
Premium: r.Premium,
StaticIconID: r.StaticIconID,
AppearAnimationID: r.AppearAnimationID,
SelectAnimationID: r.SelectAnimationID,
ActivateAnimationID: r.ActivateAnimationID,
EffectAnimationID: r.EffectAnimationID,
AroundAnimationID: r.AroundAnimationID,
CenterIconID: r.CenterIconID,
SortOrder: int32(r.Order),
})
}
func (s *MediaStore) ListAvailableReactions(ctx context.Context) ([]domain.AvailableReaction, error) {
rows, err := s.q.ListAvailableReactions(ctx)
if err != nil {
return nil, err
}
out := make([]domain.AvailableReaction, 0, len(rows))
for _, r := range rows {
out = append(out, domain.AvailableReaction{
Reaction: r.Reaction,
Title: r.Title,
Inactive: r.Inactive,
Premium: r.Premium,
StaticIconID: r.StaticIconID,
AppearAnimationID: r.AppearAnimationID,
SelectAnimationID: r.SelectAnimationID,
ActivateAnimationID: r.ActivateAnimationID,
EffectAnimationID: r.EffectAnimationID,
AroundAnimationID: r.AroundAnimationID,
CenterIconID: r.CenterIconID,
Order: int(r.SortOrder),
})
}
return out, nil
}
func (s *MediaStore) CountAvailableReactions(ctx context.Context) (int, error) {
n, err := s.q.CountAvailableReactions(ctx)
return int(n), err
}
// ---- 头像历史 ----
func (s *MediaStore) AddProfilePhotoKind(ctx context.Context, ownerType domain.PeerType, ownerID int64, kind domain.ProfilePhotoKind, photoID int64, date int) error {
kind = normalizeProfilePhotoKind(kind)
next, err := s.nextProfilePhotoOrder(ctx, ownerType, ownerID, kind)
if err != nil {
return err
}
_, err = s.db.Exec(ctx, `
INSERT INTO profile_photos (owner_peer_type, owner_peer_id, kind, photo_id, date, active, sort_order)
VALUES ($1, $2, $3, $4, $5, true, $6)
ON CONFLICT (owner_peer_type, owner_peer_id, kind, photo_id) DO UPDATE SET
date = EXCLUDED.date,
active = true,
sort_order = EXCLUDED.sort_order
`, string(ownerType), ownerID, string(kind), photoID, date, next+1)
return err
}
func (s *MediaStore) CurrentProfilePhotoKind(ctx context.Context, ownerType domain.PeerType, ownerID int64, kind domain.ProfilePhotoKind) (int64, bool, error) {
kind = normalizeProfilePhotoKind(kind)
row := s.db.QueryRow(ctx, `
SELECT photo_id
FROM profile_photos
WHERE owner_peer_type = $1
AND owner_peer_id = $2
AND kind = $3
AND active
ORDER BY sort_order DESC
LIMIT 1
`, string(ownerType), ownerID, string(kind))
var id int64
err := row.Scan(&id)
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return 0, false, nil
}
return 0, false, err
}
return id, true, nil
}
func (s *MediaStore) CurrentProfilePhotos(ctx context.Context, ownerType domain.PeerType, ownerIDs []int64) (map[int64]domain.ProfilePhotoRef, error) {
return s.CurrentProfilePhotosKind(ctx, ownerType, ownerIDs, domain.ProfilePhotoKindProfile)
}
func (s *MediaStore) CurrentProfilePhotosKind(ctx context.Context, ownerType domain.PeerType, ownerIDs []int64, kind domain.ProfilePhotoKind) (map[int64]domain.ProfilePhotoRef, error) {
if len(ownerIDs) == 0 {
return map[int64]domain.ProfilePhotoRef{}, nil
}
kind = normalizeProfilePhotoKind(kind)
rows, err := s.db.Query(ctx, `
SELECT DISTINCT ON (pp.owner_peer_id)
pp.owner_peer_id,
pp.photo_id,
ph.dc_id,
ph.sizes::text AS sizes_json
FROM profile_photos pp
JOIN photos ph ON ph.id = pp.photo_id
WHERE pp.owner_peer_type = $1
AND pp.owner_peer_id = ANY($2::bigint[])
AND pp.kind = $3
AND pp.active
ORDER BY pp.owner_peer_id, pp.sort_order DESC
`, string(ownerType), ownerIDs, string(kind))
if err != nil {
return nil, err
}
defer rows.Close()
out := make(map[int64]domain.ProfilePhotoRef, len(ownerIDs))
for rows.Next() {
var ownerID, photoID int64
var dcID int32
var sizesJSON string
if err := rows.Scan(&ownerID, &photoID, &dcID, &sizesJSON); err != nil {
return nil, err
}
sizes, err := decodePhotoSizes(sizesJSON)
if err != nil {
return nil, err
}
out[ownerID] = domain.ProfilePhotoRef{
PhotoID: photoID,
DCID: int(dcID),
Stripped: domain.StrippedFromSizes(sizes),
HasVideo: domain.PhotoHasVideo(sizes),
}
}
if err := rows.Err(); err != nil {
return nil, err
}
return out, nil
}
func (s *MediaStore) ListProfilePhotosKind(ctx context.Context, ownerType domain.PeerType, ownerID int64, kind domain.ProfilePhotoKind, offset, limit int, maxID int64) ([]int64, int, error) {
kind = normalizeProfilePhotoKind(kind)
rows, err := s.db.Query(ctx, `
SELECT photo_id
FROM profile_photos
WHERE owner_peer_type = $1
AND owner_peer_id = $2
AND kind = $3
AND active
AND ($4::bigint <= 0 OR photo_id < $4::bigint)
ORDER BY sort_order DESC
OFFSET $5
LIMIT $6
`, string(ownerType), ownerID, string(kind), maxID, offset, limit)
if err != nil {
return nil, 0, err
}
defer rows.Close()
ids := make([]int64, 0, limit)
for rows.Next() {
var id int64
if err := rows.Scan(&id); err != nil {
return nil, 0, err
}
ids = append(ids, id)
}
if err := rows.Err(); err != nil {
return nil, 0, err
}
var total int
err = s.db.QueryRow(ctx, `
SELECT count(*)::int
FROM profile_photos
WHERE owner_peer_type = $1
AND owner_peer_id = $2
AND kind = $3
AND active
`, string(ownerType), ownerID, string(kind)).Scan(&total)
if err != nil {
return nil, 0, err
}
return ids, total, nil
}
func (s *MediaStore) ListProfilePhotoDetailsKind(ctx context.Context, ownerType domain.PeerType, ownerID int64, kind domain.ProfilePhotoKind, offset, limit int, maxID int64) ([]domain.Photo, int, error) {
kind = normalizeProfilePhotoKind(kind)
if limit <= 0 {
return nil, 0, nil
}
var rows pgx.Rows
var err error
if offset < 0 && maxID > 0 {
rows, err = s.db.Query(ctx, `
SELECT ph.id, ph.access_hash, ph.file_reference, ph.date, ph.dc_id, ph.has_stickers, ph.sizes::text AS sizes_json
FROM profile_photos pp
JOIN photos ph ON ph.id = pp.photo_id
WHERE pp.owner_peer_type = $1
AND pp.owner_peer_id = $2
AND pp.kind = $3
AND pp.active
AND pp.photo_id = $4
ORDER BY pp.sort_order DESC
LIMIT $5
`, string(ownerType), ownerID, string(kind), maxID, limit)
} else {
if offset < 0 {
offset = 0
}
rows, err = s.db.Query(ctx, `
SELECT ph.id, ph.access_hash, ph.file_reference, ph.date, ph.dc_id, ph.has_stickers, ph.sizes::text AS sizes_json
FROM profile_photos pp
JOIN photos ph ON ph.id = pp.photo_id
WHERE pp.owner_peer_type = $1
AND pp.owner_peer_id = $2
AND pp.kind = $3
AND pp.active
AND ($4::bigint <= 0 OR pp.photo_id < $4::bigint)
ORDER BY pp.sort_order DESC
OFFSET $5
LIMIT $6
`, string(ownerType), ownerID, string(kind), maxID, offset, limit)
}
if err != nil {
return nil, 0, err
}
defer rows.Close()
photos := make([]domain.Photo, 0, limit)
for rows.Next() {
photo, err := scanPhotoRow(rows)
if err != nil {
return nil, 0, err
}
photos = append(photos, photo)
}
if err := rows.Err(); err != nil {
return nil, 0, err
}
var total int
err = s.db.QueryRow(ctx, `
SELECT count(*)::int
FROM profile_photos
WHERE owner_peer_type = $1
AND owner_peer_id = $2
AND kind = $3
AND active
`, string(ownerType), ownerID, string(kind)).Scan(&total)
if err != nil {
return nil, 0, err
}
return photos, total, nil
}
func (s *MediaStore) DeleteProfilePhotos(ctx context.Context, ownerType domain.PeerType, ownerID int64, photoIDs []int64) ([]int64, error) {
return s.DeleteProfilePhotosKind(ctx, ownerType, ownerID, domain.ProfilePhotoKindProfile, photoIDs)
}
func (s *MediaStore) DeleteProfilePhotosKind(ctx context.Context, ownerType domain.PeerType, ownerID int64, kind domain.ProfilePhotoKind, photoIDs []int64) ([]int64, error) {
if len(photoIDs) == 0 {
return nil, nil
}
kind = normalizeProfilePhotoKind(kind)
rows, err := s.db.Query(ctx, `
UPDATE profile_photos
SET active = false
WHERE owner_peer_type = $1
AND owner_peer_id = $2
AND kind = $3
AND photo_id = ANY($4::bigint[])
AND active
RETURNING photo_id
`, string(ownerType), ownerID, string(kind), photoIDs)
if err != nil {
return nil, err
}
defer rows.Close()
deleted := make([]int64, 0, len(photoIDs))
for rows.Next() {
var id int64
if err := rows.Scan(&id); err != nil {
return nil, err
}
deleted = append(deleted, id)
}
if err := rows.Err(); err != nil {
return nil, err
}
return deleted, nil
}
func (s *MediaStore) nextProfilePhotoOrder(ctx context.Context, ownerType domain.PeerType, ownerID int64, kind domain.ProfilePhotoKind) (int64, error) {
var maxOrder int64
err := s.db.QueryRow(ctx, `
SELECT COALESCE(MAX(sort_order), 0)::bigint
FROM profile_photos
WHERE owner_peer_type = $1
AND owner_peer_id = $2
AND kind = $3
`, string(ownerType), ownerID, string(kind)).Scan(&maxOrder)
return maxOrder, err
}
func normalizeProfilePhotoKind(kind domain.ProfilePhotoKind) domain.ProfilePhotoKind {
if kind == domain.ProfilePhotoKindFallback {
return kind
}
return domain.ProfilePhotoKindProfile
}