Fix crash on TransactionFormViewModel creation

android/src/main/java/com/wbrawner/budget/ui/transactions/TransactionFormActivity.kt

@@ -47,6 +47,7 @@ class TransactionFormActivity : AppCompatActivity(), CoroutineScope {
         setTitle(R.string.title_add_transaction)
         edit_transaction_type_expense.isChecked = true
         (application as AllowanceApplication).appComponent.inject(viewModel)
+        viewModel.init()
         launch {
             val accounts = viewModel.getAccounts().toTypedArray()
             setCategories()

android/src/main/java/com/wbrawner/budget/ui/transactions/TransactionFormViewModel.kt

@@ -20,10 +20,12 @@ class TransactionFormViewModel : ViewModel() {
 
     @Inject
     lateinit var userRepository: UserRepository
+
     var currentUserId: Long? = null
         private set
 
-    init {
+    //TODO: Find a better way to handle this
+    fun init() {
         userRepository.currentUser.observeForever {
             currentUserId = it?.id
         }