Add a "new!" label

I leave the philosophical discussion if no data equals the cow isn't new
to you Dear Reader. I'm writing the commit message already so it would
be way too much work to change that now even though I changed my mind on
this in the space of the last 10 seconds.

Author: boreq

moooodotfarm-backend/Cargo.lock

@@ -34,6 +34,7 @@ tonic = "0.12.3"
 prost = "0.13.5"
 async-trait = "0.1"
 rand = "0.8"
+lazy_static = "1.5"
 
 [build-dependencies]
 tonic-build = "0.12.3"

moooodotfarm-backend/Cargo.toml

@@ -134,6 +134,7 @@ impl TryFrom<domain::CensoredHerd> for Herd {
 pub struct Cow {
     name: domain::Name,
     character: Character,
+    first_seen: Option<DateTime>,
     last_seen: Option<DateTime>,
     status: CowStatus,
 }
@@ -147,6 +148,10 @@ impl Cow {
         &self.character
     }
 
+    pub fn first_seen(&self) -> Option<&DateTime> {
+        self.first_seen.as_ref()
+    }
+
     pub fn last_seen(&self) -> Option<&DateTime> {
         self.last_seen.as_ref()
     }
@@ -163,6 +168,7 @@ impl TryFrom<&domain::CensoredCow> for Cow {
         Ok(Self {
             name: value.name().clone(),
             character: value.character().clone(),
+            first_seen: value.first_seen().cloned(),
             last_seen: value.last_seen().cloned(),
             status: CowStatus::new(value),
         })

moooodotfarm-backend/src/app/mod.rs

@@ -1,5 +1,6 @@
 use crate::app::GetHerdHandler;
 use crate::config::Environment;
+use crate::domain::time::DateTime;
 use crate::errors::{Error, Result};
 use crate::{app, config};
 use askama::Template;
@@ -245,29 +246,41 @@ struct TemplateCow {
     name_with_kind: TemplateCowName,
     last_seen: String,
     status: CowStatus,
+    is_new: bool,
+}
+
+lazy_static::lazy_static! {
+    static ref RECENTLY_SEEN_THRESHOLD: crate::domain::time::Duration =
+        crate::domain::time::Duration::new_from_hours(2);
+
+    static ref NEW_COW_THRESHOLD: crate::domain::time::Duration =
+        crate::domain::time::Duration::new_from_days(14);
 }
 
 impl From<&app::Cow> for TemplateCow {
     fn from(value: &app::Cow) -> Self {
-        use crate::domain::time::{DateTime, Duration};
-
         let last_seen_str = value
             .last_seen()
             .map(|v| {
                 let now = DateTime::now();
                 let duration = &now - v;
-                if duration < Duration::new_from_hours(2) {
+                if duration < *RECENTLY_SEEN_THRESHOLD {
                     "very recently".to_string()
                 } else {
                     v.ago()
                 }
             })
             .unwrap_or_else(|| "never".to_string());
+        let is_new = value
+            .first_seen()
+            .map(|v| DateTime::now() - v < *NEW_COW_THRESHOLD)
+            .unwrap_or(false);
 
         Self {
             name_with_kind: value.name().into(),
             last_seen: last_seen_str,
             status: value.status().into(),
+            is_new,
         }
     }
 }

moooodotfarm-backend/src/ports/http/mod.rs

@@ -235,6 +235,9 @@
                         {% endmatch %}
                         <div class="cow-meta">last seen: {{ cow.last_seen }}</div>
                     </div>
+                    {% if cow.is_new %}
+                        <div class="new-indicator">new!</div>
+                    {% endif %}
                     <div class="status-indicator {{ cow.status }}"></div>
                 </li>
             {% else %}