623 lines
18 KiB
Go
623 lines
18 KiB
Go
package postgres
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import (
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"context"
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"errors"
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"github.com/jackc/pgx/v5"
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"telesrv/internal/domain"
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"telesrv/internal/store"
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"telesrv/internal/store/postgres/sqlcgen"
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)
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// MediaStore 用 PostgreSQL 实现 store.MediaStore（媒体元数据 + blob 索引）。
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type MediaStore struct {
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db sqlcgen.DBTX
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q *sqlcgen.Queries
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}
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// NewMediaStore 基于 pgx 连接池（或事务）创建 MediaStore。
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func NewMediaStore(db sqlcgen.DBTX) *MediaStore {
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return &MediaStore{db: db, q: sqlcgen.New(db)}
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}
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// bytesOrEmpty 把 nil []byte 归一为空切片，避免落入 NOT NULL bytea 列时被当作 NULL。
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func bytesOrEmpty(b []byte) []byte {
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if b == nil {
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return []byte{}
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}
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return b
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}
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var _ store.MediaStore = (*MediaStore)(nil)
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// ---- 上传分片 ----
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func (s *MediaStore) SaveFilePart(ctx context.Context, part domain.UploadPart) error {
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return s.q.SaveUploadPart(ctx, sqlcgen.SaveUploadPartParams{
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OwnerUserID: part.OwnerUserID,
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FileID: part.FileID,
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Part: int32(part.Part),
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TotalParts: int32(part.TotalParts),
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IsBig: part.Big,
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Bytes: part.Bytes,
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})
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}
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func (s *MediaStore) LoadFileParts(ctx context.Context, ownerUserID, fileID int64) ([]domain.UploadPart, error) {
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rows, err := s.q.ListUploadParts(ctx, sqlcgen.ListUploadPartsParams{OwnerUserID: ownerUserID, FileID: fileID})
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if err != nil {
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return nil, err
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}
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out := make([]domain.UploadPart, 0, len(rows))
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for _, r := range rows {
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out = append(out, domain.UploadPart{
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OwnerUserID: ownerUserID,
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FileID: fileID,
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Part: int(r.Part),
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TotalParts: int(r.TotalParts),
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Big: r.IsBig,
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Bytes: r.Bytes,
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})
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}
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return out, nil
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}
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func (s *MediaStore) DeleteFileParts(ctx context.Context, ownerUserID, fileID int64) error {
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return s.q.DeleteUploadParts(ctx, sqlcgen.DeleteUploadPartsParams{OwnerUserID: ownerUserID, FileID: fileID})
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}
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// ---- blob 索引 ----
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func (s *MediaStore) PutFileBlob(ctx context.Context, blob domain.FileBlob) error {
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backend := string(blob.Backend)
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if backend == "" {
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backend = string(domain.MediaBackendLocalFS)
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}
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sha := blob.SHA256
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if sha == nil {
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sha = []byte{} // 列为 NOT NULL；nil []byte 会被 pgx 当作 NULL。
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}
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return s.q.PutFileBlob(ctx, sqlcgen.PutFileBlobParams{
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LocationKey: blob.LocationKey,
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Backend: backend,
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ObjectKey: blob.ObjectKey,
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Size: blob.Size,
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Sha256: sha,
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MimeType: blob.MimeType,
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})
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}
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func (s *MediaStore) GetFileBlob(ctx context.Context, locationKey string) (domain.FileBlob, bool, error) {
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row, err := s.q.GetFileBlob(ctx, locationKey)
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if err != nil {
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if errors.Is(err, pgx.ErrNoRows) {
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return domain.FileBlob{}, false, nil
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}
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return domain.FileBlob{}, false, err
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}
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return domain.FileBlob{
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LocationKey: row.LocationKey,
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Backend: domain.MediaBackend(row.Backend),
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ObjectKey: row.ObjectKey,
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Size: row.Size,
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SHA256: row.Sha256,
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MimeType: row.MimeType,
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||
}, true, nil
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}
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// ---- 文档 ----
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func (s *MediaStore) PutDocument(ctx context.Context, doc domain.Document) error {
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attrs, err := jsonArrayOrEmpty(doc.Attributes)
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if err != nil {
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return err
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}
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thumbs, err := jsonArrayOrEmpty(doc.Thumbs)
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if err != nil {
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return err
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}
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return s.q.PutDocument(ctx, sqlcgen.PutDocumentParams{
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ID: doc.ID,
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AccessHash: doc.AccessHash,
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FileReference: bytesOrEmpty(doc.FileReference),
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Date: int32(doc.Date),
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MimeType: doc.MimeType,
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Size: doc.Size,
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DcID: int32(doc.DCID),
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AttributesJson: attrs,
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ThumbsJson: thumbs,
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})
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}
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func (s *MediaStore) GetDocument(ctx context.Context, id int64) (domain.Document, bool, error) {
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row, err := s.q.GetDocument(ctx, id)
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if err != nil {
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if errors.Is(err, pgx.ErrNoRows) {
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return domain.Document{}, false, nil
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}
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return domain.Document{}, false, err
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}
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doc, err := documentFromRow(row)
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||
if err != nil {
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return domain.Document{}, false, err
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}
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return doc, true, nil
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}
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func (s *MediaStore) GetDocuments(ctx context.Context, ids []int64) ([]domain.Document, error) {
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if len(ids) == 0 {
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return nil, nil
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}
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rows, err := s.q.GetDocuments(ctx, ids)
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if err != nil {
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return nil, err
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}
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out := make([]domain.Document, 0, len(rows))
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for _, r := range rows {
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doc, err := documentFromRow(sqlcgen.GetDocumentRow(r))
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||
if err != nil {
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||
return nil, err
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||
}
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out = append(out, doc)
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}
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return out, nil
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}
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func documentFromRow(row sqlcgen.GetDocumentRow) (domain.Document, error) {
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attrs, err := decodeDocumentAttributes(row.AttributesJson)
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if err != nil {
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return domain.Document{}, err
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}
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thumbs, err := decodePhotoSizes(row.ThumbsJson)
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if err != nil {
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return domain.Document{}, err
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}
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return domain.Document{
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ID: row.ID,
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AccessHash: row.AccessHash,
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FileReference: row.FileReference,
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Date: int(row.Date),
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MimeType: row.MimeType,
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Size: row.Size,
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DCID: int(row.DcID),
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Attributes: attrs,
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Thumbs: thumbs,
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}, nil
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}
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// ---- 照片 ----
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func (s *MediaStore) PutPhoto(ctx context.Context, photo domain.Photo) error {
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sizes, err := jsonArrayOrEmpty(photo.Sizes)
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if err != nil {
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return err
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}
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return s.q.PutPhoto(ctx, sqlcgen.PutPhotoParams{
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ID: photo.ID,
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AccessHash: photo.AccessHash,
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FileReference: bytesOrEmpty(photo.FileReference),
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Date: int32(photo.Date),
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DcID: int32(photo.DCID),
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HasStickers: photo.HasStickers,
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SizesJson: sizes,
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})
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}
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func (s *MediaStore) GetPhoto(ctx context.Context, id int64) (domain.Photo, bool, error) {
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row, err := s.q.GetPhoto(ctx, id)
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if err != nil {
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if errors.Is(err, pgx.ErrNoRows) {
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return domain.Photo{}, false, nil
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}
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return domain.Photo{}, false, err
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}
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sizes, err := decodePhotoSizes(row.SizesJson)
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if err != nil {
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return domain.Photo{}, false, err
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}
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return domain.Photo{
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ID: row.ID,
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AccessHash: row.AccessHash,
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FileReference: row.FileReference,
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Date: int(row.Date),
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DCID: int(row.DcID),
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HasStickers: row.HasStickers,
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Sizes: sizes,
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}, true, nil
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}
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// ---- 贴纸集 ----
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func (s *MediaStore) PutStickerSet(ctx context.Context, set domain.StickerSet) error {
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thumbs, err := jsonArrayOrEmpty(set.Thumbs)
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if err != nil {
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return err
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}
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docIDs, err := jsonArrayOrEmpty(set.DocumentIDs)
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if err != nil {
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return err
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||
}
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packs, err := jsonArrayOrEmpty(set.Packs)
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if err != nil {
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return err
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}
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kind := string(set.Kind)
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if kind == "" {
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kind = string(domain.StickerSetKindStickers)
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}
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return s.q.PutStickerSet(ctx, sqlcgen.PutStickerSetParams{
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ID: set.ID,
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AccessHash: set.AccessHash,
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ShortName: set.ShortName,
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Title: set.Title,
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Count: int32(set.Count),
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Hash: int32(set.Hash),
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SetKind: kind,
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Official: set.Official,
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Animated: set.Animated,
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Videos: set.Videos,
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Emojis: set.Emojis,
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Masks: set.Masks,
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Installed: set.Installed,
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||
Archived: set.Archived,
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||
InstalledDate: int32(set.InstalledDate),
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ThumbDocumentID: set.ThumbDocumentID,
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ThumbsJson: thumbs,
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||
ThumbDcID: int32(set.ThumbDCID),
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ThumbVersion: int32(set.ThumbVersion),
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DocumentIdsJson: docIDs,
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PacksJson: packs,
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SortOrder: int32(set.SortOrder),
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SystemKey: set.SystemKey,
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})
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}
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func (s *MediaStore) GetStickerSetByID(ctx context.Context, id int64) (domain.StickerSet, bool, error) {
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||
row, err := s.q.GetStickerSetByID(ctx, id)
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if err != nil {
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if errors.Is(err, pgx.ErrNoRows) {
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return domain.StickerSet{}, false, nil
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}
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||
return domain.StickerSet{}, false, err
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}
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return stickerSetFromRow(row)
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}
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func (s *MediaStore) GetStickerSetByShortName(ctx context.Context, shortName string) (domain.StickerSet, bool, error) {
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row, err := s.q.GetStickerSetByShortName(ctx, shortName)
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if err != nil {
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if errors.Is(err, pgx.ErrNoRows) {
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return domain.StickerSet{}, false, nil
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}
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return domain.StickerSet{}, false, err
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}
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return stickerSetFromRow(sqlcgen.GetStickerSetByIDRow(row))
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||
}
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func (s *MediaStore) GetStickerSetBySystemKey(ctx context.Context, systemKey string) (domain.StickerSet, bool, error) {
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row, err := s.q.GetStickerSetBySystemKey(ctx, systemKey)
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if err != nil {
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||
if errors.Is(err, pgx.ErrNoRows) {
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||
return domain.StickerSet{}, false, nil
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}
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||
return domain.StickerSet{}, false, err
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||
}
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||
return stickerSetFromRow(sqlcgen.GetStickerSetByIDRow(row))
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}
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||
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func (s *MediaStore) ListStickerSets(ctx context.Context, kind domain.StickerSetKind) ([]domain.StickerSet, error) {
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||
rows, err := s.q.ListStickerSetsByKind(ctx, string(kind))
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||
if err != nil {
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||
return nil, err
|
||
}
|
||
out := make([]domain.StickerSet, 0, len(rows))
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||
for _, r := range rows {
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||
set, _, err := stickerSetFromRow(sqlcgen.GetStickerSetByIDRow(r))
|
||
if err != nil {
|
||
return nil, err
|
||
}
|
||
out = append(out, set)
|
||
}
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||
return out, nil
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||
}
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||
|
||
func (s *MediaStore) CountStickerSets(ctx context.Context) (int, error) {
|
||
n, err := s.q.CountStickerSets(ctx)
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||
return int(n), err
|
||
}
|
||
|
||
func stickerSetFromRow(row sqlcgen.GetStickerSetByIDRow) (domain.StickerSet, bool, error) {
|
||
thumbs, err := decodePhotoSizes(row.ThumbsJson)
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||
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) AddProfilePhoto(ctx context.Context, ownerType domain.PeerType, ownerID, photoID int64, date int) error {
|
||
return s.AddProfilePhotoKind(ctx, ownerType, ownerID, domain.ProfilePhotoKindProfile, photoID, date)
|
||
}
|
||
|
||
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) CurrentProfilePhoto(ctx context.Context, ownerType domain.PeerType, ownerID int64) (int64, bool, error) {
|
||
return s.CurrentProfilePhotoKind(ctx, ownerType, ownerID, domain.ProfilePhotoKindProfile)
|
||
}
|
||
|
||
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),
|
||
}
|
||
}
|
||
if err := rows.Err(); err != nil {
|
||
return nil, err
|
||
}
|
||
return out, nil
|
||
}
|
||
|
||
func (s *MediaStore) ListProfilePhotos(ctx context.Context, ownerType domain.PeerType, ownerID int64, offset, limit int, maxID int64) ([]int64, int, error) {
|
||
return s.ListProfilePhotosKind(ctx, ownerType, ownerID, domain.ProfilePhotoKindProfile, offset, limit, maxID)
|
||
}
|
||
|
||
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) 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
|
||
}
|