generateDailyRecommendation static method

Implementation

static Future<String> generateDailyRecommendation() async {
  final weather = await WeatherService.getTomorrowWeather();
  final allItems = await WardrobeService.getAllClothingItems();

  if (weather == null || allItems.isEmpty) {
    return '早上好！今天是美好的一天！';
  }

  StringBuffer recommendation = StringBuffer();
  recommendation.write('早上好！');

  // 天气信息
  if (weather.temperature < 15) {
    recommendation.write('明天降温至${weather.temperature.toInt()}°C');
    if (weather.needsUmbrella) {
      recommendation.write('，有${weather.condition}');
    }
    recommendation.write('。');
  } else {
    recommendation.write('明天${weather.condition}，温度${weather.temperature.toInt()}°C。');
  }

  // 从衣橱中推荐
  final outerwear = allItems.where((item) => item.category == ClothingCategory.outerwear).toList();
  final shoes = allItems.where((item) => item.category == ClothingCategory.shoes).toList();

  if (weather.temperature < 15 && outerwear.isNotEmpty) {
    final jacket = outerwear.first;
    recommendation.write('建议您穿上「虚拟衣橱」里的${jacket.name}');

    if (shoes.isNotEmpty) {
      final shoe = shoes.first;
      recommendation.write('，搭配${shoe.name}');
    }

    recommendation.write('，会非常优雅哦。');
  } else if (outerwear.isNotEmpty || shoes.isNotEmpty) {
    recommendation.write('从您的衣橱中为您推荐今日搭配！');
  }

  return recommendation.toString();
}