adjusted for changes in model

src/main.rs

@@ -6,27 +6,25 @@ use dotenv::dotenv;
 use models::Notice;
 use serenity::{
     all::{
-        Colour, Context, CreateAttachment, CreateEmbed, CreateEmbedFooter, CreateMessage,
-        EventHandler, GatewayIntents, Message, Ready, Timestamp,
+        Colour, Context, CreateEmbed, CreateEmbedFooter, CreateMessage, EventHandler,
+        GatewayIntents, Message, Ready, Timestamp,
     },
     async_trait, Client,
 };
 
-use crate::models::get_line_color;
-
 struct Handler;
 
 #[async_trait]
 impl EventHandler for Handler {
     async fn message(&self, ctx: Context, msg: Message) {
-        let new = Notice {
+        let mut new = Notice {
             affected_lines: vec!(String::from("10")),
             dest_1: String::from("Hannover/Wettbergen"),
             dest_2: String::from("Hannover/Misburg"),
             headline: String::from("Linie 7 fährt erst bzw. bis Haltestelle In den Sieben Stücken"),
             detail: String::from("Die Stadtbahnlinie 7 fährt während der Baumaßnahme erst ab beziehungsweise bis zur Haltestelle In den Sieben Stücken. Dort besteht die Umsteigemöglichkeit vom bzw. in den Schienenersatzverkehr (SEV) und die Stadtbahnlinien 3 und 13. An der Haltestelle Buchholz/Betriebshof ist kein Zustieg bzw. Ausstieg möglich."),
-            from: 12,
-            to: 30,
+            from: None,
+            to: None,
             last_modified: String::from("2026-07-24T13:37:00Z"), 
         };
         if msg.content == "!hello" {
@@ -42,24 +40,37 @@ impl EventHandler for Handler {
             ));
 
             let timestamp: Timestamp = new.last_modified.parse().expect("Invalid timestamp!");
-            let color =
-                get_line_color(new.affected_lines.first().expect("No single line affected"));
-
-            let embed = CreateEmbed::new()
+            let color = new.get_line_color();
+            new.get_validity_period();
+            let embed = if new.from.is_none() || new.to.is_none() {
+                CreateEmbed::new()
+                    .title(new.headline)
+                    .description(new.detail)
+                    .color(Colour::from_rgb(color.0, color.1, color.2))
+                    .timestamp(timestamp)
+                    .field(
+                        "Fahrtrichtungen",
+                        format!("{} & {}", &new.dest_1, &new.dest_2),
+                        false,
+                    )
+                    .footer(footer)
+            } else {
+                CreateEmbed::new()
                     .title(new.headline)
                     .description(new.detail)
                     .color(Colour::from_rgb(color.0, color.1, color.2))
                     .timestamp(timestamp)
                     .fields(vec![
-                    ("Start", new.from.to_string(), true),
-                    ("Ende", new.to.to_string(), true),
+                        ("Start", new.from.unwrap().to_string(), true),
+                        ("Ende", new.to.unwrap().to_string(), true),
                     ])
                     .field(
                         "Fahrtrichtungen",
                         format!("{} & {}", new.dest_1, new.dest_2),
                         false,
                     )
-                .footer(footer);
+                    .footer(footer)
+            };
 
             // let embed = CreateEmbed::new()
             //     .title("This is a title")

src/models.rs

@@ -1,16 +1,25 @@
+use chrono::NaiveDateTime;
+use regex::Regex;
+
 pub struct Notice {
     pub affected_lines: Vec<String>,
     pub dest_1: String,
     pub dest_2: String,
     pub headline: String,
     pub detail: String,
-    pub from: u32,
-    pub to: u32,
+    pub from: Option<NaiveDateTime>,
+    pub to: Option<NaiveDateTime>,
     pub last_modified: String,
 }
 
-pub fn get_line_color(line_number: &str) -> (u8, u8, u8) {
-    match line_number {
+impl Notice {
+    pub fn get_line_color(&self) -> (u8, u8, u8) {
+        match self
+            .affected_lines
+            .first()
+            .expect("Does not affect any line")
+            .as_str()
+        {
             // Rot: Linien 1, 2, 8
             "1" | "2" | "8" => (238, 66, 36),
 
@@ -27,3 +36,27 @@ pub fn get_line_color(line_number: &str) -> (u8, u8, u8) {
             _ => (55, 101, 174),
         }
     }
+
+    pub fn get_validity_period(&mut self) {
+        let re = Regex::new(
+            r"Gültig ab (\d{2}\.\d{2}\.\d{4} \d{2}:\d{2}) bis (\d{2}\.\d{2}\.\d{4} \d{2}:\d{2})",
+        )
+        .unwrap();
+
+        if let Some(caps) = re.captures(&self.detail) {
+            let valid_from = caps.get(1).unwrap().as_str();
+            let valid_to = caps.get(1).unwrap().as_str();
+            let format = "%d.%m.%Y %H:%M";
+
+            if let (Ok(start_dt), Ok(end_dt)) = (
+                NaiveDateTime::parse_from_str(valid_from, format),
+                NaiveDateTime::parse_from_str(valid_to, format),
+            ) {
+                self.from = Some(start_dt);
+                self.to = Some(end_dt);
+            }
+        } else {
+            println!("No validity period found in the text.");
+        }
+    }
+}