hard brick samsung tab 3.8 (sm t-310) only can access download_mood & twrp

i think my tab has just brick.
i accidentally wipe out my android using twrp ....basically everything (system data,caches,sdcard,rom)
but i can access the #download mood and #twrp (TWRP_T31x_r3).
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.let me know if anyone or anything can help .it will be a life saving
i'm now trying to install different #rom whomever can find.
my device is Samsung galaxy tab 3 model sm-t310

(i'm a new user.please don't mind if you have problem with reading it)