BaseViewModel.kt

/**
 * Base class for [ViewModel] instances, all common processes will be handled based on this class.
 */
abstract class BaseViewModel : ViewModel() {

    var showError = MutableLiveData<String?>()

    override fun onCleared() {
        LogUtils.d("$this")
        super.onCleared()
    }

    /**
     * Base method for Backend Api, returns the API response or error message.
     */
    fun <T> makeNetworkRequest(
        requestFunc: suspend () -> ResultWrapper<T>,
        onSuccess: ((value: T) -> Unit)? = null,
        onFail: ((value: IException) -> Unit)? = null
    ) {
        viewModelScope.launch {
            when (val response = requestFunc.invoke()) {
                is ResultWrapper.Fail -> {
                    onFail?.invoke(response.value)
                }
                is ResultWrapper.Success -> {
                    onSuccess?.invoke(response.value)
                }
            }
        }
    }

}