There is a neighbour,a total drunkyard..he continuously abuse me and my mother n threat to harass us

There is a neighbour,a total drunkyard..he continuously abuse me and my mother n threat to harass us whenever we are in our balcony or going somewhere or outside our house n if we confront him.his whole Family abuses us..he has a rickshaw which he bangs in our vehicles continuously, we have cctv cameras n there is full recording. We share a common wall as he haven't build his side own n uses broken water tanks so that now that common wall has become very risky there is full current in the wall ..the wall is damaged n there is no way he going to use proper tanks..its all mental torture..he starts abusing as early as 4am in the morning..it feels unsafe to be alone at home now.he is a total drunkyard.every time we call police,police takes him,he then begs n promises to not repeat anything but again in some days he starts doing it.there is no respect left when u r outside your home n he hurls absolute abuses out of nowhere.What to do?is doing online complaint useful n from where?pls guide