import 'package:parse_server_sdk_flutter/parse_server_sdk.dart';

class Meal {
  late String? objectId;
  late String value;
  late String? source;
  late String? category;
  late String? portionType;
  late double? carbsRatio;
  late double? portionSize;
  late double? carbsPerPortion;
  late String? portionSizeAccuracy;
  late String? carbsRatioAccuracy;
  late int? delayedBolusDuration;
  late double? delayedBolusRate;
  late String? notes;

  Meal(ParseObject object) {
    objectId = object.get<String>('objectId');
    value = object.get<String>('value')!;
    source = object.get<ParseObject>('source') != null
        ? object.get<ParseObject>('source')!.get<String>('objectId')
        : null;
    category = object.get<ParseObject>('category') != null
        ? object.get<ParseObject>('category')!.get<String>('objectId')
        : null;
    portionType = object.get<ParseObject>('portionType') != null
        ? object.get<ParseObject>('portionType')!.get<String>('objectId')
        : null;
    carbsRatio = object.get<num>('carbsRatio') != null
        ? object.get<num>('carbsRatio')!.toDouble()
        : null;
    portionSize = object.get<num>('portionSize') != null
        ? object.get<num>('portionSize')!.toDouble()
        : null;
    carbsPerPortion = object.get<num>('carbsPerPortion') != null
        ? object.get<num>('carbsPerPortion')!.toDouble()
        : null;
    portionSizeAccuracy = object.get<ParseObject>('portionSizeAccuracy') != null
        ? object
            .get<ParseObject>('portionSizeAccuracy')!
            .get<String>('objectId')
        : null;
    carbsRatioAccuracy = object.get<ParseObject>('carbsRatioAccuracy') != null
        ? object.get<ParseObject>('carbsRatioAccuracy')!.get<String>('objectId')
        : null;
    delayedBolusDuration = object.get<num>('delayedBolusDuration') != null
        ? object.get<num>('delayedBolusDuration')!.toInt()
        : null;
    delayedBolusRate = object.get<num>('delayedBolusRate') != null
        ? object.get<num>('delayedBolusRate')!.toDouble()
        : null;
    notes = object.get<String>('notes');
  }

  static Future<List<Meal>> fetchAll() async {
    QueryBuilder<ParseObject> query =
        QueryBuilder<ParseObject>(ParseObject('Meal'));
    final ParseResponse apiResponse = await query.query();

    if (apiResponse.success && apiResponse.results != null) {
      return apiResponse.results!.map((e) => Meal(e as ParseObject)).toList();
    } else {
      return [];
    }
  }

  static Future<Meal?> get(String objectId) async {
    QueryBuilder<ParseObject> query =
        QueryBuilder<ParseObject>(ParseObject('Meal'))
          ..whereEqualTo('objectId', objectId);
    final ParseResponse apiResponse = await query.query();

    if (apiResponse.success && apiResponse.results != null) {
      return Meal(apiResponse.result.first);
    }
  }

  static Future<void> save({
    required String value,
    String? source,
    String? category,
    String? portionType,
    double? carbsRatio,
    double? portionSize,
    double? carbsPerPortion,
    String? portionSizeAccuracy,
    String? carbsRatioAccuracy,
    int? delayedBolusDuration,
    double? delayedBolusRate,
    String? notes,
  }) async {
    final meal = ParseObject('Meal')
      ..set('value', value)
      ..set('carbsRatio', carbsRatio)
      ..set('portionSize', portionSize)
      ..set('carbsPerPortion', carbsPerPortion)
      ..set('delayedBolusDuration', delayedBolusDuration)
      ..set('delayedBolusRate', delayedBolusRate)
      ..set('notes', notes);

    if (source != null) {
      meal.set(
          'source', (ParseObject('MealSource')..objectId = source).toPointer());
    }
    if (category != null) {
      meal.set('category',
          (ParseObject('MealCategory')..objectId = category).toPointer());
    }
    if (portionType != null) {
      meal.set('portionType',
          (ParseObject('MealPortionType')..objectId = portionType).toPointer());
    }
    if (portionSizeAccuracy != null) {
      meal.set(
          'portionSizeAccuracy',
          (ParseObject('Accuracy')..objectId = portionSizeAccuracy)
              .toPointer());
    }
    if (carbsRatioAccuracy != null) {
      meal.set('carbsRatioAccuracy',
          (ParseObject('Accuracy')..objectId = carbsRatioAccuracy).toPointer());
    }
    await meal.save();
  }

  static Future<void> update(
    String objectId, {
    String? value,
    String? source,
    String? category,
    String? portionType,
    double? carbsRatio,
    double? portionSize,
    double? carbsPerPortion,
    String? portionSizeAccuracy,
    String? carbsRatioAccuracy,
    int? delayedBolusDuration,
    double? delayedBolusRate,
    String? notes,
  }) async {
    var meal = ParseObject('Meal')..objectId = objectId;
    if (value != null) {
      meal.set('value', value);
    }
    if (source != null) {
      meal.set(
          'source', (ParseObject('MealSource')..objectId = source).toPointer());
    }
    if (category != null) {
      meal.set('category',
          (ParseObject('MealCategory')..objectId = category).toPointer());
    }
    if (portionType != null) {
      meal.set('portionType',
          (ParseObject('MealPortionType')..objectId = portionType).toPointer());
    }
    if (carbsRatio != null) {
      meal.set('carbsRatio', carbsRatio);
    }
    if (portionSize != null) {
      meal.set('portionSize', portionSize);
    }
    if (carbsPerPortion != null) {
      meal.set('carbsPerPortion', carbsPerPortion);
    }
    if (portionSizeAccuracy != null) {
      meal.set(
          'portionSizeAccuracy',
          (ParseObject('Accuracy')..objectId = portionSizeAccuracy)
              .toPointer());
    }
    if (carbsRatioAccuracy != null) {
      meal.set('carbsRatioAccuracy',
          (ParseObject('Accuracy')..objectId = carbsRatioAccuracy).toPointer());
    }
    if (delayedBolusDuration != null) {
      meal.set('delayedBolusDuration', delayedBolusDuration);
    }
    if (delayedBolusRate != null) {
      meal.set('delayedBolusRate', delayedBolusRate);
    }
    if (notes != null) {
      meal.set('notes', notes);
    }
    await meal.save();
  }

  Future<void> delete() async {
    var meal = ParseObject('Meal')..objectId = objectId;
    await meal.delete();
  }
}