Extract snackbar messages

[paulsmithkc]

In MovieListViewModel, several snackbar messages are hard-coded and need to be extracted as string resources.

Recommend changing the type of snackbarMessage to MutableLiveData<int>, so that the resource id is used instead of the string.

FirebaseMovieList2022/MovieList/app/src/main/java/edu/ranken/prsmith/movielist2022/ui/MovieListViewModel.java

Line 70 in 703d922

snackbarMessage.postValue("Error getting votes.");

FirebaseMovieList2022/MovieList/app/src/main/java/edu/ranken/prsmith/movielist2022/ui/MovieListViewModel.java

Line 99 in 703d922

snackbarMessage.postValue("Error getting genres.");

FirebaseMovieList2022/MovieList/app/src/main/java/edu/ranken/prsmith/movielist2022/ui/MovieListViewModel.java

Line 161 in 703d922

snackbarMessage.postValue("Failed to save vote.");

FirebaseMovieList2022/MovieList/app/src/main/java/edu/ranken/prsmith/movielist2022/ui/MovieListViewModel.java

Line 164 in 703d922

snackbarMessage.postValue("Vote saved.");

FirebaseMovieList2022/MovieList/app/src/main/java/edu/ranken/prsmith/movielist2022/ui/MovieListViewModel.java

Line 177 in 703d922

snackbarMessage.postValue("Failed to clear vote.");

FirebaseMovieList2022/MovieList/app/src/main/java/edu/ranken/prsmith/movielist2022/ui/MovieListViewModel.java

Line 180 in 703d922

snackbarMessage.postValue("Vote cleared.");

FirebaseMovieList2022/MovieList/app/src/main/java/edu/ranken/prsmith/movielist2022/ui/MovieListViewModel.java

Line 249 in 703d922

snackbarMessage.postValue("Error getting movies.");

FirebaseMovieList2022/MovieList/app/src/main/java/edu/ranken/prsmith/movielist2022/ui/MovieListViewModel.java

Line 278 in 703d922

snackbarMessage.postValue("Movies Updated.");