implemented IDStore

src/id_store.rs

@@ -1 +1,67 @@
+use std::collections::HashMap;
 
+#[derive(PartialEq, Eq)]
+struct TellyID (String);
+
+struct AttendanceDay {
+    date: String,
+    ids: Vec<TellyID>,
+}
+
+struct IDStore {
+    days: HashMap<String,AttendanceDay>
+}
+
+impl IDStore {
+    fn new() -> Self {
+        IDStore{
+            days: HashMap::new(),
+        }
+    }
+
+    fn add_id(&mut self, id: TellyID){
+        let day = self.get_current_day();
+
+        day.add_id(id);
+
+        self.clean_map();
+    }
+
+    fn get_current_day(&mut self) -> &mut AttendanceDay {
+        let current_day = get_day_str();
+
+        if self.days.contains_key(&current_day) {
+            return self.days.get_mut(&current_day).unwrap();
+        }
+
+        self.days.insert(current_day.clone(), AttendanceDay::new(&current_day.clone()));
+
+        self.days.get_mut(&current_day.clone()).unwrap()
+    }
+
+    fn clean_map(&mut self){
+       todo!()
+    }
+}
+
+impl AttendanceDay {
+    fn new(day: &str) -> Self{
+        Self{
+            date: day.to_owned(),
+            ids: Vec::new(),
+        }
+    }
+
+    fn add_id(&mut self, id: TellyID){
+        if self.ids.contains(&id) {
+            return
+        } 
+
+        self.ids.push(id);
+    }
+}
+
+fn get_day_str() -> String {
+    let now = chrono::offset::Local::now();
+    now.format("%Y-%m-%d").to_string()
+}