mirror of
https://github.com/openfoodfacts/smooth-app.git
synced 2025-08-14 02:30:54 +08:00
72 lines
2.6 KiB
Dart
72 lines
2.6 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_gen/gen_l10n/app_localizations.dart';
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import 'package:smooth_app/data_models/onboarding_data_product.dart';
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import 'package:smooth_app/database/local_database.dart';
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import 'package:smooth_app/generic_lib/duration_constants.dart';
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import 'package:smooth_app/generic_lib/loading_dialog.dart';
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import 'package:smooth_app/pages/onboarding/onboarding_flow_navigator.dart';
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/// Helper around data we download, store and reuse at onboarding.
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class OnboardingLoader {
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OnboardingLoader(this._localDatabase);
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final LocalDatabase _localDatabase;
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/// To be called first thing when we click on "next" during onboarding.
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///
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/// The [page] parameter refers to the current page (before the next).
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Future<void> runAtNextTime(
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final OnboardingPage page,
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final BuildContext context,
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) async {
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final AppLocalizations appLocalizations = AppLocalizations.of(context);
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switch (page) {
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case OnboardingPage.WELCOME:
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final bool? downloaded = await LoadingDialog.run<bool>(
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context: context,
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future: _downloadData(),
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title: AppLocalizations.of(context)
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.onboarding_welcome_loading_dialog_title,
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dismissible: false,
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);
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if (downloaded != true) {
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if (!context.mounted) {
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return;
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}
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text(appLocalizations.onboarding_welcome_loading_error),
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duration: SnackBarDuration.short,
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behavior: SnackBarBehavior.floating,
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elevation: 0,
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),
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);
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}
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return;
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case OnboardingPage.NOT_STARTED:
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case OnboardingPage.HOME_PAGE:
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case OnboardingPage.HEALTH_CARD_EXAMPLE:
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case OnboardingPage.ECO_CARD_EXAMPLE:
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case OnboardingPage.PREFERENCES_PAGE:
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case OnboardingPage.PERMISSIONS_PAGE:
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// nothing special to do
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return;
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case OnboardingPage.CONSENT_PAGE:
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// that was the last page of onboarding: after that, we clean up
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await _unloadData();
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return;
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case OnboardingPage.ONBOARDING_COMPLETE:
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// will never happen: we never click "next" on a "complete" page
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return;
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}
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}
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/// Actual download of all data.
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Future<bool> _downloadData() async =>
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OnboardingDataProduct.forProduct(_localDatabase).downloadData();
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/// Unloads all data that are no longer required.
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Future<void> _unloadData() async =>
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OnboardingDataProduct.forProduct(_localDatabase).clear();
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}
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