support months in sender

src/commands/reminder_cmds.rs

@@ -323,7 +323,7 @@ async fn look(ctx: &Context, invoke: &mut CommandInvoke, args: CommandOptions) {
             .iter()
             .map(|reminder| reminder.display(&flags, &timezone))
             .fold(0, |t, r| t + r.len())
-            .div_ceil(&EMBED_DESCRIPTION_MAX_LENGTH);
+            .div_ceil(EMBED_DESCRIPTION_MAX_LENGTH);
 
         let pager = LookPager::new(flags, timezone);
 

src/component_models/mod.rs

@@ -3,7 +3,6 @@ pub(crate) mod pager;
 use std::io::Cursor;
 
 use chrono_tz::Tz;
-use num_integer::Integer;
 use rmp_serde::Serializer;
 use serde::{Deserialize, Serialize};
 use serenity::{
@@ -79,7 +78,7 @@ impl ComponentDataModel {
                     .iter()
                     .map(|reminder| reminder.display(&flags, &pager.timezone))
                     .fold(0, |t, r| t + r.len())
-                    .div_ceil(&EMBED_DESCRIPTION_MAX_LENGTH);
+                    .div_ceil(EMBED_DESCRIPTION_MAX_LENGTH);
 
                 let channel_name =
                     if let Some(Channel::Guild(channel)) = channel_id.to_channel_cached(&ctx) {

src/sender.rs

@@ -257,7 +257,8 @@ pub struct Reminder {
     timezone: String,
     restartable: bool,
     expires: Option<NaiveDateTime>,
-    interval: Option<u32>,
+    interval_seconds: Option<u32>,
+    interval_months: Option<u32>,
 
     avatar: Option<String>,
     username: Option<String>,
@@ -289,7 +290,8 @@ SELECT
     reminders.`timezone` AS timezone,
     reminders.`restartable` AS restartable,
     reminders.`expires` AS expires,
-    reminders.`interval` AS 'interval',
+    reminders.`interval_seconds` AS 'interval_seconds',
+    reminders.`interval_months` AS 'interval_months',
 
     reminders.`avatar` AS avatar,
     reminders.`username` AS username
@@ -327,13 +329,28 @@ UPDATE channels SET webhook_id = NULL, webhook_token = NULL WHERE channel = ?
     }
 
     async fn refresh(&self, pool: &MySqlPool) {
-        if let Some(interval) = self.interval {
+        if self.interval_seconds.is_some() || self.interval_months.is_some() {
             let now = Utc::now().naive_local();
             let mut updated_reminder_time = self.utc_time;
 
+            if let Some(interval) = self.interval_months {
+                let row = sqlx::query!(
+                    "SELECT DATE_ADD(?, INTERVAL ? MONTH) AS new_time",
+                    updated_reminder_time,
+                    interval
+                )
+                .fetch_one(pool)
+                .await
+                .unwrap();
+
+                updated_reminder_time = row.new_time.unwrap();
+            }
+
+            if let Some(interval) = self.interval_seconds {
                 while updated_reminder_time < now {
                     updated_reminder_time += Duration::seconds(interval as i64);
                 }
+            }
 
             if self.expires.map_or(false, |expires| {
                 NaiveDateTime::from_timestamp(updated_reminder_time.timestamp(), 0) > expires