calorimeter/lib/utils/scan_food_notifier.dart
2024-10-08 01:04:33 +02:00

49 lines
1.3 KiB
Dart

import 'package:barcode_scan2/barcode_scan2.dart';
import 'package:calorimeter/food_entry/food_entry_bloc.dart';
import 'package:calorimeter/food_scan/food_fact_lookup.dart';
import 'package:flutter/material.dart';
class ScanFoodNotifier with ChangeNotifier {
void handleBarcodeScannedEvent(BarcodeScanned barcode) async {
var client = FoodFactLookupClient();
var scanResult = await barcode.scanResultFuture;
if (scanResult.type == ResultType.Cancelled) {
return;
}
if (scanResult.type == ResultType.Error) {
return;
}
var responseFuture = client.retrieveFoodInfo(scanResult.rawContent);
var newEntryWaiting = FoodEntryState(
kcalPer100: 0,
name: "",
mass: 0,
waitingForNetwork: true,
isSelected: false,
);
await responseFuture.then((response) async {
if (response.status ==
FoodFactResponseStatus.foodFactServerNotReachable) {
return;
}
var newEntryFinishedWaiting = FoodEntryState(
name: response.food?.name ?? "",
mass: response.food?.mass ?? 0,
kcalPer100: response.food?.kcalPer100g ?? 0,
waitingForNetwork: false,
isSelected: false,
);
});
}
}
class BarcodeScanned {
final Future<ScanResult> scanResultFuture;
BarcodeScanned({required this.scanResultFuture});
}