Is it normal to be depressed after a drug induced psychosis?

its been bout 7 months since my psychosis due to cannabis. and i fee low unmotivated low energy cant think and cant have a meaning full conversation with any one including friends family its like my brains forgot how to socialize, sad and sleepy all the time. just leading up to my psychosis and while having my psychosis i had energy like ive never experience i had tons to say, my brain for some reason was A lot more creative i was a lot more confident than normal i had a com back for every thing and ive never enjoined live so much even to the extent when i got arrested i just kept on cracking jokes and taken the piss out the police officers. then my family thought i was taking class a drugs cos i was hyper and up beat and to tell the truth i felt like i was on class a. the funny thing was id have a cup tea or coffee and id feel wicked.eventually i stared thinking i was special and i thought i had super powers which led me to do sme dangerous things which led to me being sectioned. i was sectioned for 3 months and i still had a kind of un natural high. but after a couple of months i started having no energy sleeping all day not socializing all i do is stay at home in my bedroom 24/7 which i hate i try and go out but its like nothing interests me no more.even the thing i used to enjoy dont interest me im just like a zombie who just eats shits and sleeps nothing in between life sucks why do i feel like this will it end is there any thing dat helps or is there anybody who has had similar experiences never felt this low before its like i cnt do nothing pls help