Fix character counting on /look. Initial support for jumping over DST boundaries

Cargo.toml

@@ -14,7 +14,7 @@ regex = "1.6"
 log = "0.4"
 env_logger = "0.9"
 chrono = "0.4"
-chrono-tz = { version = "0.6", features = ["serde"] }
+chrono-tz = { version = "0.8", features = ["serde"] }
 lazy_static = "1.4"
 num-integer = "0.1"
 serde = "1.0"

postman/src/sender.rs

@@ -1,4 +1,4 @@
-use chrono::Duration;
+use chrono::{DateTime, Days, Duration};
 use chrono_tz::Tz;
 use lazy_static::lazy_static;
 use log::{error, info, warn};
@@ -374,7 +374,30 @@ UPDATE channels SET webhook_id = NULL, webhook_token = NULL WHERE channel = ?
                 }
             }
 
+            fn increment_days(
+                now: NaiveDateTime,
+                mut new_time: NaiveDateTime,
+                interval: u32,
+            ) -> Option<NaiveDateTime> {
+                while new_time < now {
+                    new_time = new_time.checked_add_days(Days::new((interval / 86400).into()))?;
+                }
+
+                Some(new_time)
+            }
+
             if let Some(interval) = self.interval_seconds {
+                if interval.div_rem(&86400).1 == 0 {
+                    updated_reminder_time =
+                        match increment_days(now, updated_reminder_time, interval) {
+                            Some(d) => d,
+                            None => {
+                                warn!("Failed to update days on a reminder.");
+                                updated_reminder_time
+                            }
+                        }
+                }
+
                 while updated_reminder_time < now {
                     updated_reminder_time += Duration::seconds(interval as i64);
                 }

src/commands/reminder_cmds.rs

@@ -245,7 +245,7 @@ pub async fn look(
                 char_count < EMBED_DESCRIPTION_MAX_LENGTH
             })
             .collect::<Vec<String>>()
-            .join("\n");
+            .join("");
 
         let pages = reminders
             .iter()

src/component_models/mod.rs

@@ -113,7 +113,7 @@ impl ComponentDataModel {
                         char_count < EMBED_DESCRIPTION_MAX_LENGTH
                     })
                     .collect::<Vec<String>>()
-                    .join("\n");
+                    .join("");
 
                 let mut embed = CreateEmbed::default();
                 embed

src/models/reminder/mod.rs

@@ -326,14 +326,14 @@ WHERE
 
         if self.interval_seconds.is_some() || self.interval_months.is_some() {
             format!(
-                "'{}' *occurs next at* **{}**, repeating (set by {})",
+                "'{}' *occurs next at* **{}**, repeating (set by {})\n",
                 self.display_content(),
                 time_display,
                 self.set_by.map(|i| format!("<@{}>", i)).unwrap_or_else(|| "unknown".to_string())
             )
         } else {
             format!(
-                "'{}' *occurs next at* **{}** (set by {})",
+                "'{}' *occurs next at* **{}** (set by {})\n",
                 self.display_content(),
                 time_display,
                 self.set_by.map(|i| format!("<@{}>", i)).unwrap_or_else(|| "unknown".to_string())