my world is gone again

I'm tired of every time I damn phone battery dies my world gets corrupted or is gone and it doesn't work anymore 😠😠😠😠 please fix this also this is not the first version that does this
And the file still there

I turns out that my level.DAT file got corrupted and I fix but please make sure didn't keep doing this stuff

Link: https://drive.google.com/file/d/1MaFDHJxSy5AF4z0P6allYkHHzg7OP9A_/view?usp=drivesdk