Adding format to select between normal, clean and JSON. This needs some refactor

src/current_weather_output_model.rs

@@ -0,0 +1,33 @@
+use serde::{Deserialize, Serialize};
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct CurrentWeatherOutputModel {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub latitude: Option<f64>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub longitude: Option<f64>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub city: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub is_day: Option<i32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub temperature: Option<f64>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub windspeed: Option<f64>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub winddirection: Option<f64>,
+}
+
+impl CurrentWeatherOutputModel {
+    pub fn new() -> CurrentWeatherOutputModel {
+        CurrentWeatherOutputModel {
+            latitude: None,
+            longitude: None,
+            city: None,
+            is_day: None,
+            temperature: None,
+            windspeed: None,
+            winddirection: None,
+        }
+    }
+}