YOU SAID:

I had had to had have done that before.

INTO JAPANESE

以前はそれをやらなければならなかった。

BACK INTO ENGLISH

Previously you had to do it.

INTO JAPANESE

以前はそれをしなければなりませんでした。

BACK INTO ENGLISH

Previously, you had to do it.

INTO JAPANESE

以前は、それをしなければなりませんでした。

BACK INTO ENGLISH

Previously, you had to do it.