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});
}