Continuous Withdrawl

Hi everyone. I just want suggestion. I was a heavy weed edible user till this January. I used to take more than 200 mg a day. And then I tapered for a time. My dose was like 10 or 20 mg a day. But that quite didn't work. And I was back on taking the edibles every day. I used to take 40 mg till now. In the last two weeks, I've tried like three attempts to quit it. I do it for three days till my mood gets a little better and my cravings go hard, I take it again. And then my mind just plays with me that just one more day or one more day. And that loop keeps going on. Whenever I try to leave, I get that weird, full of withdrawal day one. And then after two, three days, the loop repeats. It's been like two weeks or more since I am like this, and whenever the withdrawal goes away, I take the gummy again and then the withdrawal comes in. I just want a suggestion or any help if you guys can guide me to somewhere of how to leave it. Because right now it's again my day one and I feel pathetic. I have