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package com.google.phonenumbers.demoapp.result;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import androidx.fragment.app.Fragment;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import com.google.android.material.chip.Chip;
import com.google.android.material.snackbar.Snackbar;
import com.google.phonenumbers.demoapp.R;
import com.google.phonenumbers.demoapp.phonenumbers.PhoneNumberInApp;
import com.google.phonenumbers.demoapp.phonenumbers.PhoneNumberInApp.FormattingState;
import java.util.ArrayList;
import java.util.Arrays;
/**
* Used to handle and process interactions from/with the "Not formattable" results section in the
* result page UI of the app.
*/
public class NotFormattableFragment extends Fragment {
/** The fragment root view. */
private View root;
/** The RecyclerView containing the list. */
private RecyclerView recyclerView;
/**
* The sorted phone numbers the list contains (some might not be visible in the UI due to the
* {@link NotFormattableFragment#appliedFilters}).
*/
private final ArrayList<PhoneNumberInApp> phoneNumbers;
/** The filters that are currently applied to the list. */
private final ArrayList<FormattingState> appliedFilters = new ArrayList<>();
public NotFormattableFragment(ArrayList<PhoneNumberInApp> phoneNumbers) {
this.phoneNumbers = phoneNumbers;
}
@Override
public View onCreateView(
LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
root = inflater.inflate(R.layout.fragment_not_formattable, container, false);
recyclerView = root.findViewById(R.id.recycler_view);
recyclerView.setLayoutManager(new LinearLayoutManager(root.getContext()));
Chip chipParsingError = root.findViewById(R.id.chip_parsing_error);
connectChipToFormattingState(chipParsingError, FormattingState.PARSING_ERROR);
Chip chipShortNumber = root.findViewById(R.id.chip_short_number);
connectChipToFormattingState(chipShortNumber, FormattingState.NUMBER_IS_SHORT_NUMBER);
Chip chipAlreadyE164 = root.findViewById(R.id.chip_already_e164);
connectChipToFormattingState(chipAlreadyE164, FormattingState.NUMBER_IS_ALREADY_IN_E164);
Chip chipInvalidNumber = root.findViewById(R.id.chip_invalid_number);
connectChipToFormattingState(chipInvalidNumber, FormattingState.NUMBER_IS_NOT_VALID);
// Add add filters as they are all preselected in the UI
appliedFilters.addAll(
Arrays.asList(
FormattingState.PARSING_ERROR,
FormattingState.NUMBER_IS_SHORT_NUMBER,
FormattingState.NUMBER_IS_ALREADY_IN_E164,
FormattingState.NUMBER_IS_NOT_VALID));
// List only needs to be loaded if there are phone numbers.
if (!phoneNumbers.isEmpty()) {
reloadListWithFilters();
}
return root;
}
/**
* Sets up the param {@code chip} to add/remove the param {@code formattingState} from the {@link
* NotFormattableFragment#appliedFilters} list when it is checked/unchecked, and then reloads the
* phone number list.
*
* @param chip Chip of which to handle check/uncheck action
* @param formattingState FormattingState the param {@code chip} represents
*/
private void connectChipToFormattingState(Chip chip, FormattingState formattingState) {
chip.setOnCheckedChangeListener(
(buttonView, isChecked) -> {
if (isChecked) {
appliedFilters.add(formattingState);
} else {
appliedFilters.remove(formattingState);
}
reloadListWithFilters();
});
}
/**
* Reloads the UI so the list contains the phone numbers matching the currently {@link
* NotFormattableFragment#appliedFilters}.
*/
private void reloadListWithFilters() {
ArrayList<PhoneNumberInApp> phoneNumbersToShow = new ArrayList<>();
for (PhoneNumberInApp phoneNumber : phoneNumbers) {
if (appliedFilters.contains(phoneNumber.getFormattingState())) {
phoneNumbersToShow.add(phoneNumber);
}
}
if (phoneNumbersToShow.isEmpty()) {
showNoNumbersMatchFiltersSnackbar();
}
NotFormattableRvAdapter adapter =
new NotFormattableRvAdapter(phoneNumbersToShow, root.getContext());
recyclerView.setAdapter(adapter);
}
/** Shows a Snackbar informing that no numbers match the selected filters. */
private void showNoNumbersMatchFiltersSnackbar() {
Snackbar.make(
root, R.string.not_formattable_no_numbers_match_filters_text, Snackbar.LENGTH_LONG)
.show();
}
}
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