change valut to float

Cargo.toml

@@ -1,7 +1,9 @@
 [package]
 name = "rust_agreagator"
 version = "0.1.0"
+authors = ["Romulus21 <romain@delanoe.pro>"]
 edition = "2021"
+description = "Script computing the average of values from a sensor in MySQL database."
 
 [dependencies]
 chrono = "0.4"

src/main.rs

@@ -3,14 +3,14 @@ extern crate serde;
 extern crate serde_derive;
 
 use dotenv::dotenv;
-use std::env;
-use mysql::*;
 use mysql::prelude::*;
+use mysql::*;
 use serde::Deserialize;
+use std::env;
 extern crate chrono;
 
-use chrono::{Duration, Utc, NaiveDate};
 use chrono::prelude::*;
+use chrono::{Duration, NaiveDate, Utc};
 
 #[derive(Debug, Deserialize)]
 struct Sensor {
@@ -24,7 +24,7 @@ impl Sensor {
         Sensor {
             service,
             capteur,
-            type_donnee
+            type_donnee,
         }
     }
 }
@@ -58,14 +58,19 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
     let db_user = env::var("DB_USER").expect("DB_USER must be set");
     let db_password = env::var("DB_PASSWORD").expect("DB_PASSWORD must be set");
     let db_host = env::var("DB_HOST").expect("DB_HOST must be set");
-    let db_port: u16 = env::var("DB_PORT").expect("DB_PORT must be set").parse().unwrap();
+    let db_port: u16 = env::var("DB_PORT")
+        .expect("DB_PORT must be set")
+        .parse()
+        .unwrap();
     let db_name = env::var("DB_NAME").expect("DB_NAME must be set");
 
-    let url = format!("mysql://{}:{}@{}:{}/{}", db_user, db_password, db_host, db_port, db_name);
+    let url = format!(
+        "mysql://{}:{}@{}:{}/{}",
+        db_user, db_password, db_host, db_port, db_name
+    );
     let pool = Pool::new(url.as_str())?;
     let mut conn = pool.get_conn()?;
 
-
     let args: Vec<String> = env::args().collect();
     if args.len() == 1 {
         let date = (Utc::now() - Duration::days(7)).naive_utc().date();
@@ -74,45 +79,75 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
         let date = NaiveDate::parse_from_str(&args[1], "%Y-%m-%d").unwrap();
         let _ = aggregate_values(&mut conn, date);
     }
-    dbg!(args);
+    //dbg!(args);
 
     Ok(())
 }
 
-fn aggregate_values(conn: &mut PooledConn, date: NaiveDate) -> Result<(), Box<dyn std::error::Error>>  {
-
-    let start_time = Utc.with_ymd_and_hms(date.year(), date.month(), date.day(), 00, 00, 00).unwrap() - Duration::minutes(15);
-    let end_time = start_time + Duration::days(1);
-
+fn aggregate_values(
+    conn: &mut PooledConn,
+    date: NaiveDate,
+) -> Result<(), Box<dyn std::error::Error>> {
+    let average_duration = 15;
     let sensors = [
-        Sensor::new("maison".to_string(), "bureau".to_string(), "co2".to_string()),
-        Sensor::new("maison".to_string(), "bureau".to_string(), "tvoc".to_string())
+        Sensor::new(
+            "maison".to_string(),
+            "bureau".to_string(),
+            "temperature".to_string(),
+        ),
+        Sensor::new(
+            "maison".to_string(),
+            "bureau".to_string(),
+            "humidite".to_string(),
+        ),
+        Sensor::new(
+            "maison".to_string(),
+            "bureau".to_string(),
+            "pression".to_string(),
+        ),
+        Sensor::new(
+            "maison".to_string(),
+            "bureau".to_string(),
+            "co2".to_string(),
+        ),
+        Sensor::new(
+            "maison".to_string(),
+            "bureau".to_string(),
+            "tvoc".to_string(),
+        ),
     ];
 
     for sensor in &sensors {
+        let start_time = Utc
+            .with_ymd_and_hms(date.year(), date.month(), date.day(), 00, 00, 00)
+            .unwrap()
+            - (Duration::minutes(average_duration) / 2);
+        let end_time = start_time + Duration::days(1);
         let mut current_time = start_time;
 
         while current_time <= end_time {
             let start_time_loop = current_time.to_string();
-            let end_time_loop = (current_time + Duration::minutes(29) + Duration::seconds(59)).to_string();
+            let end_time_loop =
+                (current_time + Duration::minutes(average_duration - 1) + Duration::seconds(59))
+                    .to_string();
 
             let query = format!("SELECT * FROM donnees WHERE service = '{}' AND capteur = '{}' AND type = '{}' AND (date_donnee BETWEEN '{}' AND '{}');", sensor.service, sensor.capteur, sensor.type_donnee, start_time_loop, end_time_loop);
             let selected_rows: Vec<Row> = conn.query(query)?;
 
             let donnees: Vec<Donnee> = selected_rows.into_iter().map(Donnee::from).collect();
 
-            let mut value: i32 = 0;
-            let mut count = 0;
+            let mut value: f32 = 0.0;
+            let mut count: f32 = 0.0;
             let mut ids: Vec<String> = Vec::new();
             for donnee in donnees {
-                value = value + donnee.donnee.parse::<i32>().unwrap();
-                count = count + 1;
+                value += donnee.donnee.parse::<f32>().unwrap();
+                count += 1.0;
                 ids.push(donnee.id.to_string());
             }
 
-            if count > 1 {
+            if count > 1.0 {
                 let average = value / count;
-                let entry_date = current_time + Duration::minutes(15);
+                let entry_date = current_time + (Duration::minutes(average_duration) / 2);
                 let donnee = Donnee {
                     id: 0,
                     service: sensor.service.to_string(),
@@ -124,10 +159,11 @@ fn aggregate_values(conn: &mut PooledConn, date: NaiveDate) -> Result<(), Box<dy
 
                 let _ = insert_value(conn, donnee);
 
-                let query = "DELETE FROM donnees WHERE id IN (".to_owned() + &*ids.join(", ") + ");";
+                let query =
+                    "DELETE FROM donnees WHERE id IN (".to_owned() + &*ids.join(", ") + ");";
                 let _: Vec<Row> = conn.query(query)?;
             }
-            current_time = current_time + Duration::minutes(30);
+            current_time += Duration::minutes(average_duration);
         }
     }