improve and add models

heromodels/src/models/calendar/rhai.rs

@@ -2,7 +2,6 @@ use rhai::plugin::*;
 use rhai::{Engine, EvalAltResult, Position, Module, INT, Dynamic, Array};
 use std::sync::Arc;
 use std::mem;
-use chrono::{DateTime, Utc};
 use crate::db::Db;
 
 use super::calendar::{Event, Attendee, Calendar, AttendanceStatus};
@@ -22,16 +21,6 @@ fn id_from_i64_to_u32(id_i64: i64) -> Result<u32, Box<EvalAltResult>> {
     )
 }
 
-// Helper to convert i64 from Rhai to u64 for timestamps or other large numbers
-fn val_from_i64_to_u64(val_i64: i64) -> Result<u64, Box<EvalAltResult>> {
-    u64::try_from(val_i64).map_err(|_|
-        Box::new(EvalAltResult::ErrorArithmetic(
-            format!("Failed to convert value '{}' to u64", val_i64).into(),
-            Position::NONE
-        ))
-    )
-}
-
 #[export_module]
 mod rhai_calendar_module {
     // --- Event Functions ---