Initial open source release

internal/store/postgres/updatestate.go

@@ -0,0 +1,72 @@
+package postgres
+
+import (
+	"context"
+	"errors"
+	"fmt"
+
+	"github.com/jackc/pgx/v5"
+
+	"telesrv/internal/domain"
+	"telesrv/internal/store/postgres/sqlcgen"
+)
+
+// UpdateStateStore 用 PostgreSQL 实现 store.UpdateStateStore。
+type UpdateStateStore struct {
+	q *sqlcgen.Queries
+}
+
+// NewUpdateStateStore 基于 pgx 连接池（或事务）创建 UpdateStateStore。
+func NewUpdateStateStore(db sqlcgen.DBTX) *UpdateStateStore {
+	return &UpdateStateStore{q: sqlcgen.New(db)}
+}
+
+func (s *UpdateStateStore) Get(ctx context.Context, id [8]byte, userID int64) (domain.UpdateState, bool, error) {
+	row, err := s.q.GetUpdateState(ctx, sqlcgen.GetUpdateStateParams{
+		AuthKeyID: authKeyIDToInt64(id),
+		UserID:    userID,
+	})
+	if err != nil {
+		if errors.Is(err, pgx.ErrNoRows) {
+			return domain.UpdateState{}, false, nil
+		}
+		return domain.UpdateState{}, false, fmt.Errorf("get update state: %w", err)
+	}
+	return domain.UpdateState{
+		Pts:  int(row.Pts),
+		Qts:  int(row.Qts),
+		Date: int(row.Date),
+		Seq:  int(row.Seq),
+	}, true, nil
+}
+
+func (s *UpdateStateStore) Save(ctx context.Context, id [8]byte, userID int64, st domain.UpdateState) error {
+	if err := s.q.UpsertUpdateState(ctx, sqlcgen.UpsertUpdateStateParams{
+		AuthKeyID: authKeyIDToInt64(id),
+		UserID:    userID,
+		Pts:       int32(st.Pts),
+		Qts:       int32(st.Qts),
+		Date:      int32(st.Date),
+		Seq:       int32(st.Seq),
+	}); err != nil {
+		return fmt.Errorf("upsert update state: %w", err)
+	}
+	return nil
+}
+
+func (s *UpdateStateStore) Delete(ctx context.Context, id [8]byte, userID int64) error {
+	if err := s.q.DeleteUpdateState(ctx, sqlcgen.DeleteUpdateStateParams{
+		AuthKeyID: authKeyIDToInt64(id),
+		UserID:    userID,
+	}); err != nil {
+		return fmt.Errorf("delete update state: %w", err)
+	}
+	return nil
+}
+
+func (s *UpdateStateStore) DeleteAuthKey(ctx context.Context, id [8]byte) error {
+	if err := s.q.DeleteUpdateStatesByAuthKey(ctx, authKeyIDToInt64(id)); err != nil {
+		return fmt.Errorf("delete update states by auth key: %w", err)
+	}
+	return nil
+}