From 15a203acf2a01454a5c354f86343b4693ddf1157 Mon Sep 17 00:00:00 2001
From: "Wyatt J. Miller" <wyatt@wyattjmiller.com>
Date: Mon, 17 Mar 2025 07:15:36 -0400
Subject: [PATCH] moved datetime functions to utils dir

---
 backend/public/src/routes/comments.rs |  3 +-
 backend/public/src/routes/posts.rs    | 66 +++------------------------
 backend/public/src/utils/datetime.rs  | 56 +++++++++++++++++++++++
 backend/public/src/utils/mod.rs       |  1 +
 4 files changed, 65 insertions(+), 61 deletions(-)
 create mode 100644 backend/public/src/utils/datetime.rs

diff --git a/backend/public/src/routes/comments.rs b/backend/public/src/routes/comments.rs
index 4a71457..a8a1ab1 100644
--- a/backend/public/src/routes/comments.rs
+++ b/backend/public/src/routes/comments.rs
@@ -1,5 +1,4 @@
-use super::posts::{deserialize_datetime, serialize_datetime};
-use crate::{datasources::comments::CommentsDatasource, state::AppState};
+use crate::{datasources::comments::CommentsDatasource, state::AppState, utils::datetime::*};
 use axum::{
     extract::{Path, State},
     http::StatusCode,
diff --git a/backend/public/src/routes/posts.rs b/backend/public/src/routes/posts.rs
index 987bf7b..70ec8d6 100644
--- a/backend/public/src/routes/posts.rs
+++ b/backend/public/src/routes/posts.rs
@@ -1,8 +1,8 @@
-use std::collections::HashMap;
-use std::fmt;
-
-use crate::utils::rss;
-use crate::{datasources::posts::PostsDatasource, state::AppState};
+use crate::{
+    datasources::posts::PostsDatasource,
+    state::AppState,
+    utils::{datetime::*, rss},
+};
 use axum::http::{HeaderMap, HeaderValue};
 use axum::{
     extract::{Path, State},
@@ -13,7 +13,8 @@ use axum::{
 };
 use chrono::Utc;
 use fred::types::Expiration;
-use serde::{Deserialize, Deserializer, Serialize, Serializer};
+use serde::{Deserialize, Serialize};
+use std::collections::HashMap;
 
 #[derive(sqlx::FromRow, Deserialize, Serialize, Debug, Clone)]
 pub struct Post {
@@ -359,56 +360,3 @@ impl PostsRoute {
         }
     }
 }
-
-pub fn serialize_datetime<S>(
-    date: &Option<chrono::DateTime<Utc>>,
-    serializer: S,
-) -> Result<S::Ok, S::Error>
-where
-    S: Serializer,
-{
-    serializer.serialize_str(&date.unwrap().to_rfc3339())
-}
-
-pub fn deserialize_datetime<'de, D>(
-    deserializer: D,
-) -> Result<Option<chrono::DateTime<Utc>>, D::Error>
-where
-    D: Deserializer<'de>,
-{
-    struct DateTimeVisitor;
-
-    impl<'de> serde::de::Visitor<'de> for DateTimeVisitor {
-        type Value = Option<chrono::DateTime<Utc>>;
-
-        fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
-            formatter.write_str("an ISO 8601 formatted date string or null")
-        }
-
-        fn visit_str<E>(self, value: &str) -> Result<Self::Value, E>
-        where
-            E: serde::de::Error,
-        {
-            match chrono::DateTime::parse_from_rfc3339(value) {
-                Ok(dt) => Ok(Some(dt.with_timezone(&Utc))),
-                Err(e) => Err(E::custom(format!("Failed to parse datetime: {}", e))),
-            }
-        }
-
-        fn visit_none<E>(self) -> Result<Self::Value, E>
-        where
-            E: serde::de::Error,
-        {
-            Ok(None)
-        }
-
-        fn visit_some<D>(self, deserializer: D) -> Result<Self::Value, D::Error>
-        where
-            D: Deserializer<'de>,
-        {
-            deserializer.deserialize_str(self)
-        }
-    }
-
-    deserializer.deserialize_option(DateTimeVisitor)
-}
diff --git a/backend/public/src/utils/datetime.rs b/backend/public/src/utils/datetime.rs
new file mode 100644
index 0000000..1b64bbd
--- /dev/null
+++ b/backend/public/src/utils/datetime.rs
@@ -0,0 +1,56 @@
+use chrono::Utc;
+use serde::{Deserializer, Serializer};
+use std::fmt;
+
+pub fn serialize_datetime<S>(
+    date: &Option<chrono::DateTime<Utc>>,
+    serializer: S,
+) -> Result<S::Ok, S::Error>
+where
+    S: Serializer,
+{
+    serializer.serialize_str(&date.unwrap().to_rfc3339())
+}
+
+pub fn deserialize_datetime<'de, D>(
+    deserializer: D,
+) -> Result<Option<chrono::DateTime<Utc>>, D::Error>
+where
+    D: Deserializer<'de>,
+{
+    struct DateTimeVisitor;
+
+    impl<'de> serde::de::Visitor<'de> for DateTimeVisitor {
+        type Value = Option<chrono::DateTime<Utc>>;
+
+        fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
+            formatter.write_str("an ISO 8601 formatted date string or null")
+        }
+
+        fn visit_str<E>(self, value: &str) -> Result<Self::Value, E>
+        where
+            E: serde::de::Error,
+        {
+            match chrono::DateTime::parse_from_rfc3339(value) {
+                Ok(dt) => Ok(Some(dt.with_timezone(&Utc))),
+                Err(e) => Err(E::custom(format!("Failed to parse datetime: {}", e))),
+            }
+        }
+
+        fn visit_none<E>(self) -> Result<Self::Value, E>
+        where
+            E: serde::de::Error,
+        {
+            Ok(None)
+        }
+
+        fn visit_some<D>(self, deserializer: D) -> Result<Self::Value, D::Error>
+        where
+            D: Deserializer<'de>,
+        {
+            deserializer.deserialize_str(self)
+        }
+    }
+
+    deserializer.deserialize_option(DateTimeVisitor)
+}
diff --git a/backend/public/src/utils/mod.rs b/backend/public/src/utils/mod.rs
index aaa67c0..a0a3bf5 100644
--- a/backend/public/src/utils/mod.rs
+++ b/backend/public/src/utils/mod.rs
@@ -1 +1,2 @@
+pub mod datetime;
 pub mod rss;