added full gifts support

internal/store/gif_catalog.go

@@ -0,0 +1,27 @@
+package store
+
+import (
+	"context"
+
+	"telesrv/internal/domain"
+)
+
+// GifCatalogStore owns the admin-curated GIF catalog the built-in @gif inline
+// bot serves as results for the client's GIF picker.
+type GifCatalogStore interface {
+	// CreateGifCatalogEntry inserts a new entry. entry.ID must already be set
+	// by the caller (same convention as documents/photos elsewhere in this
+	// codebase -- ids are app-generated, not database-serial).
+	CreateGifCatalogEntry(ctx context.Context, entry domain.GifCatalogEntry) (domain.GifCatalogEntry, error)
+	// ListGifCatalog returns every entry ordered by (sort_order, id).
+	// onlyEnabled=true is what @gif serves; the admin panel lists everything.
+	ListGifCatalog(ctx context.Context, onlyEnabled bool) ([]domain.GifCatalogEntry, error)
+	// SetGifCatalogEnabled toggles whether an entry is served. changed=false
+	// if the id doesn't exist.
+	SetGifCatalogEnabled(ctx context.Context, id int64, enabled bool) (bool, error)
+	// SetGifCatalogSortOrder rewrites an entry's display position.
+	SetGifCatalogSortOrder(ctx context.Context, id int64, order int) (bool, error)
+	// DeleteGifCatalogEntry removes an entry. The referenced document is left
+	// alone -- catalog membership, not the document itself, is what's deleted.
+	DeleteGifCatalogEntry(ctx context.Context, id int64) (bool, error)
+}

internal/store/memory/users.go

@@ -22,7 +22,7 @@ type UserStore struct {
 // 预置进表，与 postgres 的迁移种子保持双 store 行为一致。
 func NewUserStore() *UserStore {
 	s := &UserStore{byID: make(map[int64]domain.User), nextID: domain.UserIDSequenceBase}
-	for _, id := range []int64{domain.OfficialSystemUserID, domain.BotFatherUserID, domain.StickersBotUserID, domain.ChatBotUserID} {
+	for _, id := range []int64{domain.OfficialSystemUserID, domain.BotFatherUserID, domain.StickersBotUserID, domain.ChatBotUserID, domain.GifBotUserID} {
 		if u, ok := domain.SystemUserByID(id); ok {
 			s.byID[u.ID] = u
 		}

internal/store/postgres/gif_catalog.go

@@ -0,0 +1,87 @@
+package postgres
+
+import (
+	"context"
+	"fmt"
+
+	"telesrv/internal/domain"
+	"telesrv/internal/store/postgres/sqlcgen"
+)
+
+type GifCatalogStore struct {
+	db sqlcgen.DBTX
+}
+
+func NewGifCatalogStore(db sqlcgen.DBTX) *GifCatalogStore {
+	return &GifCatalogStore{db: db}
+}
+
+func (s *GifCatalogStore) CreateGifCatalogEntry(ctx context.Context, entry domain.GifCatalogEntry) (domain.GifCatalogEntry, error) {
+	if entry.ID == 0 || entry.DocumentID == 0 {
+		return domain.GifCatalogEntry{}, fmt.Errorf("create gif catalog entry: id and document_id are required")
+	}
+	row := s.db.QueryRow(ctx, `
+INSERT INTO gif_catalog (id, title, document_id, enabled, sort_order, created_by)
+VALUES ($1, $2, $3, true, $4, $5)
+RETURNING id, title, document_id, enabled, sort_order, created_by, created_at, updated_at`,
+		entry.ID, entry.Title, entry.DocumentID, entry.SortOrder, entry.CreatedBy)
+	out, err := scanGifCatalogEntry(row.Scan)
+	if err != nil {
+		return domain.GifCatalogEntry{}, fmt.Errorf("create gif catalog entry: %w", err)
+	}
+	return out, nil
+}
+
+func (s *GifCatalogStore) ListGifCatalog(ctx context.Context, onlyEnabled bool) ([]domain.GifCatalogEntry, error) {
+	rows, err := s.db.Query(ctx, `
+SELECT id, title, document_id, enabled, sort_order, created_by, created_at, updated_at
+FROM gif_catalog
+WHERE NOT $1 OR enabled
+ORDER BY sort_order, id
+LIMIT `+fmt.Sprint(domain.MaxGifCatalogEntries), onlyEnabled)
+	if err != nil {
+		return nil, fmt.Errorf("list gif catalog: %w", err)
+	}
+	defer rows.Close()
+	out := make([]domain.GifCatalogEntry, 0)
+	for rows.Next() {
+		item, err := scanGifCatalogEntry(rows.Scan)
+		if err != nil {
+			return nil, fmt.Errorf("scan gif catalog entry: %w", err)
+		}
+		out = append(out, item)
+	}
+	return out, rows.Err()
+}
+
+func (s *GifCatalogStore) SetGifCatalogEnabled(ctx context.Context, id int64, enabled bool) (bool, error) {
+	tag, err := s.db.Exec(ctx, `UPDATE gif_catalog SET enabled = $2, updated_at = now() WHERE id = $1`, id, enabled)
+	if err != nil {
+		return false, fmt.Errorf("set gif catalog entry enabled: %w", err)
+	}
+	return tag.RowsAffected() > 0, nil
+}
+
+func (s *GifCatalogStore) SetGifCatalogSortOrder(ctx context.Context, id int64, order int) (bool, error) {
+	tag, err := s.db.Exec(ctx, `UPDATE gif_catalog SET sort_order = $2, updated_at = now() WHERE id = $1`, id, order)
+	if err != nil {
+		return false, fmt.Errorf("set gif catalog entry sort order: %w", err)
+	}
+	return tag.RowsAffected() > 0, nil
+}
+
+func (s *GifCatalogStore) DeleteGifCatalogEntry(ctx context.Context, id int64) (bool, error) {
+	tag, err := s.db.Exec(ctx, `DELETE FROM gif_catalog WHERE id = $1`, id)
+	if err != nil {
+		return false, fmt.Errorf("delete gif catalog entry: %w", err)
+	}
+	return tag.RowsAffected() > 0, nil
+}
+
+func scanGifCatalogEntry(scan func(dest ...any) error) (domain.GifCatalogEntry, error) {
+	var e domain.GifCatalogEntry
+	if err := scan(&e.ID, &e.Title, &e.DocumentID, &e.Enabled, &e.SortOrder, &e.CreatedBy, &e.CreatedAt, &e.UpdatedAt); err != nil {
+		return domain.GifCatalogEntry{}, err
+	}
+	return e, nil
+}