families only have to pay einschriebgebuehr once + half price applies

src/model/user/basic.rs

@@ -8,7 +8,7 @@ use crate::model::{
     notification::Notification,
     role::Role,
 };
-use chrono::NaiveDate;
+use chrono::{Datelike, Local, NaiveDate};
 use rocket::{fs::TempFile, tokio::io::AsyncReadExt};
 use sqlx::SqlitePool;
 
@@ -578,4 +578,32 @@ impl User {
 
         Ok(())
     }
+
+    pub(crate) async fn has_to_pay_einschreibgebuehr_this_year(&self, db: &SqlitePool) -> bool {
+        if !self.has_role(db, "schnupperant").await {
+            if let Some(member_since_date) = &self.member_since_date {
+                if let Ok(member_since_date) =
+                    NaiveDate::parse_from_str(member_since_date, "%Y-%m-%d")
+                {
+                    if member_since_date.year() == Local::now().year()
+                        && !self.has_role(db, "no-einschreibgebuehr").await
+                    {
+                        return true;
+                    }
+                }
+            }
+        }
+        false
+    }
+    pub(crate) fn has_to_pay_only_half(&self) -> bool {
+        if let Some(member_since_date) = &self.member_since_date {
+            if let Ok(member_since_date) = NaiveDate::parse_from_str(member_since_date, "%Y-%m-%d")
+            {
+                let halfprice_startdate =
+                    NaiveDate::from_ymd_opt(Local::now().year(), 7, 1).unwrap();
+                return member_since_date >= halfprice_startdate;
+            }
+        }
+        false
+    }
 }