Was buddha aware of future or future way of living?
Change in circumstances


This is a fact of life. You have your ups and downs. Worrying or resentment towards the situation will not change it. You have to accept it with grace and then do what is wihtin your control to improve your situation.


Use of psychedelics


This interferes with your mindfulness. So best is to sop using them. If it is difficult perhaps you can use professional help. This might also help in solving your changed circumstances.


Right way to earn a living


The right way to earn a living is a way which does not harm yourself or others and have a moral basis. Avoid ways to earn a living without lies, deceit, killing, debauchery, etc.