Method persistPreferredPermissionMode

hub/src/sync/sessionCache.ts:863–889

(session: Session, permissionMode: PermissionMode)

    }

    private persistPreferredPermissionMode(session: Session, permissionMode: PermissionMode): void {
        const currentMetadata = session.metadata
        if (!currentMetadata || currentMetadata.preferredPermissionMode === permissionMode) {
            return
        }

        const nextMetadata = { ...currentMetadata, preferredPermissionMode: permissionMode }
        const result = this.store.sessions.updateSessionMetadata(
            session.id,
            nextMetadata,
            session.metadataVersion,
            session.namespace,
            { touchUpdatedAt: false }
        )

        if (result.result === 'error') {
            return
        }

        const parsed = MetadataSchema.safeParse(result.value)
        if (!parsed.success) {
            return
        }

        session.metadata = parsed.data
        session.metadataVersion = result.version
    }

    private mergeAgentState(oldState: unknown | null, newState: unknown | null): unknown | null {
        if (oldState === null) return newState