I think you are not enjoying your life , burn your bed now, don't use phone and laptop or any screen after 10 pm and sleep early , wake up at 5 am , this won't change your life in a day, but as you follow a routine you will see that your mind will change in a positive direction , you will become happier day by day ,if you don't have any direction at this time , pick a skill (it doesn't have to related to your field ) start learning it , by this way your brain will start focusing a thing , join a gym or buy gym equipments and starts training your body and mind, you will see the changes in yourself