BD political opponents and civil society will kill the Govt with criticism if they go for such costly option. If anything such happens, should be secret deal. And with westerners its not possible. For civil society its better to not have any weapon at all. Their perception comes through Mukti Guerilla warfare. No need of air force etc BS. First people should be bombarded with brainstorming to make ways for these sophisticated items.
I thought I saw Mig29 in your avatar before. For discussion purpose, is it possible to fit BD's existing Chinese Russian missiles in the Gripen?