add weather infos

src/scheduled/mod.rs

@@ -1,4 +1,5 @@
 mod waterlevel;
+mod weather;
 
 use std::time::Duration;
 
@@ -6,11 +7,15 @@ use job_scheduler_ng::{Job, JobScheduler};
 use rocket::tokio::{self, task, time};
 use sqlx::SqlitePool;
 
-pub fn schedule(db: &SqlitePool) {
+use crate::tera::Config;
+
+pub fn schedule(db: &SqlitePool, config: &Config) {
     let db = db.clone();
+    let openweathermap_key = config.openweathermap_key.clone();
 
     tokio::task::spawn(async {
         waterlevel::update(&db).await.unwrap();
+        weather::update(&db, &openweathermap_key).await.unwrap();
 
         let mut sched = JobScheduler::new();
 
@@ -22,6 +27,9 @@ pub fn schedule(db: &SqlitePool) {
             task::block_in_place(|| {
                 tokio::runtime::Handle::current().block_on(async {
                     waterlevel::update(&db_clone).await.unwrap();
+                    weather::update(&db_clone, &openweathermap_key)
+                        .await
+                        .unwrap();
                 });
             });
         }));

src/scheduled/weather.rs

@@ -0,0 +1,126 @@
+use chrono::DateTime;
+use serde::{Deserialize, Serialize};
+use sqlx::SqlitePool;
+
+use crate::model::weather::Weather;
+
+pub async fn update(db: &SqlitePool, api_key: &str) -> Result<(), String> {
+    let mut tx = db.begin().await.unwrap();
+
+    // 1. Delete weather data
+    Weather::delete_all(&mut tx).await;
+
+    // 2. Fetch
+    let data = fetch(api_key)?;
+    for d in data.daily {
+        let Some(date) = DateTime::from_timestamp(d.dt, 0) else {
+            println!("Skipping {} because convertion to datetime failed", d.dt);
+            continue;
+        };
+        let max_temp = d.temp.max;
+        let wind_gust = d.wind_gust;
+        let Some(rain_mm) = d.rain else {
+            println!(
+                "Skipping weather import of {} as there's no rain prognosed",
+                date
+            );
+            continue;
+        };
+
+        Weather::create(
+            &mut tx,
+            date.naive_utc().into(),
+            max_temp,
+            wind_gust,
+            rain_mm,
+        )
+        .await?
+    }
+
+    // 3. Save in DB
+    tx.commit().await.unwrap();
+
+    Ok(())
+}
+#[derive(Serialize, Deserialize, Debug, Clone)]
+struct Data {
+    lat: f64,
+    lon: f64,
+    timezone: String,
+    timezone_offset: i64,
+    daily: Vec<Daily>,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+struct Daily {
+    dt: i64,
+    sunrise: i64,
+    sunset: i64,
+    moonrise: i64,
+    moonset: i64,
+    moon_phase: f64,
+    summary: String,
+    temp: Temp,
+    feels_like: FeelsLike,
+    pressure: i64,
+    humidity: i64,
+    dew_point: f64,
+    wind_speed: f64,
+    wind_deg: i64,
+    wind_gust: f64,
+    weather: Vec<DailyWeather>,
+    clouds: i64,
+    pop: f64,
+    rain: Option<f64>,
+    uvi: f64,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+struct Temp {
+    day: f64,
+    min: f64,
+    max: f64,
+    night: f64,
+    eve: f64,
+    morn: f64,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+struct FeelsLike {
+    day: f64,
+    night: f64,
+    eve: f64,
+    morn: f64,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+struct DailyWeather {
+    id: i64,
+    main: String,
+    description: String,
+    icon: String,
+}
+
+fn fetch(api_key: &str) -> Result<Data, String> {
+    let url = format!("https://api.openweathermap.org/data/3.0/onecall?lat=48.31970&lon=14.29451&units=metric&exclude=current,minutely,hourly,alert&appid={api_key}");
+
+    match ureq::get(&url).call() {
+        Ok(response) => {
+            let data: Result<Data, _> = response.into_json();
+
+            if let Ok(data) = data {
+                return Ok(data);
+            } else {
+                return Err(format!(
+                    "Failed to parse the json received by {url}: {}",
+                    data.err().unwrap()
+                ));
+            }
+        }
+        Err(_) => {
+            return Err(format!(
+                "Could not fetch {url}, do you have internet? Maybe their server is down?"
+            ));
+        }
+    }
+}