display more data in daily weather widget, display weather icons

lib/models/daily_weather_model.dart

@@ -18,6 +18,55 @@ class DailyWeatherModel {
     }
   }
 
+  int dailyAveragePressure() {
+    double pressureSum = 0;
+    int failuresInData = 0;
+    for (HourlyWeatherModel forecast in hourlyForecasts) {
+      if (forecast.pressure != null) {
+        pressureSum = pressureSum + forecast.pressure!;
+      } else {
+        failuresInData += 1;
+      }
+    }
+    return (pressureSum / (hourlyForecasts.length - failuresInData)).round();
+  }
+
+  int dailyPrecipitation() {
+    double precipitation = 0;
+    for (HourlyWeatherModel forecast in hourlyForecasts) {
+      if (forecast.precipitation != null) {
+        precipitation = precipitation + forecast.precipitation!;
+      }
+    }
+    return precipitation.round();
+  }
+
+  int dailyAverageCloudCover() {
+    double cloudCoverSum = 0;
+    int failuresInData = 0;
+    for (HourlyWeatherModel forecast in hourlyForecasts) {
+      if (forecast.cloudCover != null) {
+        cloudCoverSum = cloudCoverSum + forecast.cloudCover!;
+      } else {
+        failuresInData += 1;
+      }
+    }
+    return (cloudCoverSum / (hourlyForecasts.length - failuresInData)).round();
+  }
+
+  int dailyAverageWindSpeed() {
+    double windSpeedSum = 0;
+    int failuresInData = 0;
+    for (HourlyWeatherModel forecast in hourlyForecasts) {
+      if (forecast.windSpeed != null) {
+        windSpeedSum = windSpeedSum + forecast.windSpeed!;
+      } else {
+        failuresInData += 1;
+      }
+    }
+    return (windSpeedSum / (hourlyForecasts.length - failuresInData)).round();
+  }
+
   String dailyAverageTemp() {
     double tempSum = 0;
     for (var forecast in hourlyForecasts) {

lib/models/hourly_weather_model.dart

@@ -2,7 +2,7 @@ class HourlyWeatherModel {
   late DateTime timestamp;
   String? sourceId;
   double? precipitation;
-  int? pressure;
+  double? pressure;
   int? sunshine;
   late double temperature;
   int? windDirection;
@@ -21,7 +21,7 @@ class HourlyWeatherModel {
   HourlyWeatherModel.fromJson(Map<String, dynamic> json) {
     sourceId = json['source_id'].toString();
     precipitation = json['precipitation'];
-    pressure = json['pressure'];
+    pressure = json['pressure_msl'];
     sunshine = json['sundshine'];
     temperature = json['temperature'];
     windDirection = json['wind_direction'];