app/src/main/java/Account/AccountViewModel.java


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47

package Account;

import android.app.Application;

import androidx.annotation.NonNull;
import androidx.lifecycle.AndroidViewModel;
import androidx.lifecycle.LiveData;
import androidx.lifecycle.ViewModel;
import androidx.lifecycle.ViewModelProvider;

public class AccountViewModel extends AndroidViewModel {
    private AccountRepository mAccountRepository;
    private LiveData<Account> mAccountLiveData;

    public AccountViewModel(Application application, String id) {
        super(application);
        mAccountRepository = new AccountRepository(application, id);
        mAccountLiveData = mAccountRepository.getAccountLiveData();
    }

    public LiveData<Account> getAccountLiveData() {
        return mAccountLiveData;
    }

    public void insert(Account userData) {
        mAccountRepository.insert(userData);
    }

    public static class Factory extends ViewModelProvider.NewInstanceFactory {

        @NonNull
        private final Application mApplication;

        private final String userName;

        public Factory(@NonNull Application application, String userName) {
            mApplication = application;
            this.userName = userName;
        }

        @Override
        public <T extends ViewModel> T create(Class<T> modelClass) {
            //noinspection unchecked
            return (T) new AccountViewModel(mApplication, userName);
        }
    }
}