refactor: clean up some code

affluences-api/src/models/available.rs

@@ -1,5 +1,5 @@
 use super::hh_mm_time_format;
-use chrono::NaiveTime;
+use chrono::{Duration, NaiveTime};
 use serde::Deserialize;
 
 #[derive(Deserialize, Debug, Clone, Copy)]
@@ -41,3 +41,39 @@ pub struct Resource {
     pub slots_state: u32,
     pub hours: Vec<HourBlock>,
 }
+
+impl Resource {
+    pub fn condensed_hours(&self) -> Vec<(&HourBlock, Duration)> {
+        let mut start_hour_opt: Option<&HourBlock> = None;
+        let mut duration = Duration::seconds(0);
+        let mut out: Vec<(&HourBlock, Duration)> = Default::default();
+
+        for hour in &self.hours {
+            if let Some(start_hour) = start_hour_opt {
+                if hour.state == start_hour.state {
+                    duration = duration + Duration::minutes(hour.granularity.into());
+                } else {
+                    out.push((start_hour, duration));
+                    start_hour_opt = Some(hour);
+                    duration = Duration::minutes(hour.granularity.into());
+                }
+            } else if hour.state == 1 {
+                start_hour_opt = Some(hour);
+                duration = Duration::minutes(hour.granularity.into());
+            }
+        }
+
+        if let Some(start_hour) = start_hour_opt {
+            out.push((start_hour, duration));
+        }
+
+        out
+    }
+
+    pub fn condensed_available_hours(&self) -> Vec<(&HourBlock, Duration)> {
+        self.condensed_hours()
+            .into_iter()
+            .filter(|(hour, _)| hour.state == 1)
+            .collect()
+    }
+}