ae9a71034d
Add HTTP /v1 MVC, TCP send path, groups with server-side member-avatar collage, object-storage upload, and friends/favorites around the architecture-v3 layout. Co-authored-by: Cursor <cursoragent@cursor.com>
118 lines
3.4 KiB
Go
118 lines
3.4 KiB
Go
package logic
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import (
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"context"
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"encoding/json"
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"errors"
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"time"
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"spark-server/internal/module/favorite/entity"
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msgentity "spark-server/internal/module/message/entity"
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"spark-server/internal/pkg/errs"
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"spark-server/internal/pkg/reqctx"
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"spark-server/internal/pkg/validate"
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)
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// CreateInput favorites an existing message. Expired chat objects fail; no client re-upload.
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type CreateInput struct {
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MsgID int64 `json:"msg_id" validate:"required,gt=0" label:"field.msg_id" errmsg:"required:validate.favorite.msg_required;gt:validate.favorite.msg_invalid"`
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}
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// Item is the HTTP/TCP favorite view. Content is the snapshot JSON (perm/fav keys).
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type Item struct {
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ID int64 `json:"id"`
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MsgID int64 `json:"msg_id"`
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ConversationID int64 `json:"conversation_id"`
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MessageType int16 `json:"message_type"`
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Content json.RawMessage `json:"content"`
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CreatedAt int64 `json:"created_at"`
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}
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func (s *Service) Create(ctx context.Context, userID int64, in *CreateInput) (*Item, error) {
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if !s.ready() || userID <= 0 {
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return nil, errs.ErrUnauthorized
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}
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if in == nil {
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return nil, errs.ErrInvalidArgument
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}
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if err := validate.StructLang(reqctx.Lang(ctx), in); err != nil {
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return nil, err
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}
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if existing, err := s.repo.GetByUserMsg(ctx, userID, in.MsgID); err == nil {
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return itemOf(existing), nil
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} else if !errors.Is(err, errs.ErrNotFound) {
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return nil, err
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}
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msg, payload, err := s.loadFavoriteSource(ctx, userID, in.MsgID)
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if err != nil {
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return nil, err
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}
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copied, err := s.copyMedia(ctx, userID, payload)
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if err != nil {
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return nil, err
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}
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fav, err := s.persistFavorite(ctx, userID, msg, payload)
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if err != nil {
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s.deleteKeys(ctx, copied)
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if errors.Is(err, errs.ErrDuplicate) {
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existing, getErr := s.repo.GetByUserMsg(ctx, userID, in.MsgID)
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if getErr == nil {
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return itemOf(existing), nil
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}
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}
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return nil, err
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}
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return itemOf(fav), nil
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}
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func (s *Service) loadFavoriteSource(ctx context.Context, userID, msgID int64) (*msgentity.Message, *msgentity.Content, error) {
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msg, err := s.msgs.GetByID(ctx, msgID)
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if err != nil {
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return nil, nil, err
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}
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if msg.Status == msgentity.StatusHidden {
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return nil, nil, errs.ErrNotFound
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}
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if _, err := s.members.GetMember(ctx, msg.ConversationID, userID); err != nil {
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if errors.Is(err, errs.ErrNotFound) {
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return nil, nil, errs.ErrForbidden
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}
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return nil, nil, err
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}
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payload, err := msg.Payload()
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if err != nil || payload == nil {
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return nil, nil, errs.ErrInvalidArgument
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}
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return msg, payload, nil
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}
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func (s *Service) persistFavorite(ctx context.Context, userID int64, msg *msgentity.Message, payload *msgentity.Content) (*entity.Favorite, error) {
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raw, err := payload.Marshal()
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if err != nil {
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return nil, errs.ErrInvalidArgument
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}
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id, err := s.ids.NextID()
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if err != nil {
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return nil, err
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}
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now := time.Now()
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fav := &entity.Favorite{
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ID: id, UserID: userID, MsgID: msg.ID, ConversationID: msg.ConversationID,
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MessageType: int16(msg.Type), Content: raw, CreatedAtMS: now.UnixMilli(),
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}
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if err := s.repo.Create(ctx, fav); err != nil {
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return nil, err
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}
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return fav, nil
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}
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func itemOf(fav *entity.Favorite) *Item {
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if fav == nil {
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return nil
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}
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return &Item{
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ID: fav.ID, MsgID: fav.MsgID, ConversationID: fav.ConversationID,
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MessageType: fav.MessageType, Content: fav.Content, CreatedAt: fav.CreatedAtMS,
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}
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}
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