whats going to happen in court?

[cesar c]

I was awarded full custody of my daughter 4 years ago when she was 7 now 12 due to mothers drug usage she was given no visits or contact now she wants full custody back she feels shes gotten custody of her 2 other daughter from a different relationship she feels she will win mine but in there case the guy never got a court order so he snoozed and she took him to court and won in ours i did went to mediation did not agree trials in 8 days we did not agree on most stuff my daughter wants monitor for first couple of months and random drug test so it gives her peace of mine i explain to her that i cant force these things on her mom only a judge can she has not shown no proof of changing to me or in her modification papers she says she will only show them to judge what will happen in trial will it settle in first hearing or it goes to trial can she win my family and her 2 new sisters at my home all fear that out come what will happen