76 lines
1.8 KiB
Dart
76 lines
1.8 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:outbag_app/backend/errors.dart';
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import 'package:outbag_app/backend/request.dart';
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import 'package:outbag_app/tools/snackbar.dart';
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import 'package:flutter_gen/gen_l10n/app_localizations.dart';
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Future<void> doNetworkRequest(ScaffoldMessengerState? sm,
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{required Future<Response> Function() req,
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Function(Map<String, dynamic> body)? onOK,
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bool Function()? onNetworkErr,
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bool Function()? onUnknownErr,
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Function()? onAnyErr,
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Function()? after,
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bool Function(Map<String, dynamic>)? onServerErr}) async {
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AppLocalizations? trans =
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(sm != null) ? AppLocalizations.of(sm.context) : null;
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Response res;
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try {
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res = await req();
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} catch (_) {
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// network error
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bool showBar = true;
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if (onNetworkErr != null) {
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showBar = onNetworkErr();
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}
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if (showBar && sm != null) {
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showSimpleSnackbar(sm, text: trans!.errorNetwork, action: trans.dismiss);
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}
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if (onAnyErr != null) {
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onAnyErr();
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}
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if (after != null) {
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after();
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}
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return;
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}
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try {
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if (res.res == Result.ok) {
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if (onOK != null) {
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await onOK(res.body);
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}
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} else {
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// server error
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bool showBar = true;
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if (onServerErr != null) {
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showBar = onServerErr(res.body);
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}
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if (showBar && sm != null) {
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showSimpleSnackbar(sm,
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text: errorAsString(res.body, trans!), action: trans.ok);
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}
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if (onAnyErr != null) {
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onAnyErr();
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}
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}
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} catch (_) {
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bool showBar = true;
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if (onUnknownErr != null) {
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showBar = onUnknownErr();
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}
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if (showBar && sm != null) {
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showSimpleSnackbar(sm, text: trans!.errorUnknown, action: trans.ok);
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}
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}
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if (after != null) {
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after();
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}
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}
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