switched public api to caching library

backend/public/Cargo.lock

@@ -225,6 +225,15 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "cache"
+version = "0.1.0"
+dependencies = [
+ "fred",
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "cc"
 version = "1.1.21"
@@ -1252,6 +1261,7 @@ name = "public"
 version = "0.1.0"
 dependencies = [
  "axum",
+ "cache",
  "chrono",
  "dotenvy",
  "fred",
@@ -1517,18 +1527,18 @@ checksum = "56e6fa9c48d24d85fb3de5ad847117517440f6beceb7798af16b4a87d616b8d0"
 
 [[package]]
 name = "serde"
-version = "1.0.210"
+version = "1.0.219"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8e3592472072e6e22e0a54d5904d9febf8508f65fb8552499a1abc7d1078c3a"
+checksum = "5f0e2c6ed6606019b4e29e69dbaba95b11854410e5347d525002456dbbb786b6"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.210"
+version = "1.0.219"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "243902eda00fad750862fc144cea25caca5e20d615af0a81bee94ca738f1df1f"
+checksum = "5b0276cf7f2c73365f7157c8123c21cd9a50fbbd844757af28ca1f5925fc2a00"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1537,9 +1547,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.128"
+version = "1.0.140"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ff5456707a1de34e7e37f2a6fd3d3f808c318259cbd01ab6377795054b483d8"
+checksum = "20068b6e96dc6c9bd23e01df8827e6c7e1f2fddd43c21810382803c136b99373"
 dependencies = [
  "itoa",
  "memchr",
@@ -1911,9 +1921,9 @@ checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
 
 [[package]]
 name = "syn"
-version = "2.0.77"
+version = "2.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f35bcdf61fd8e7be6caf75f429fdca8beb3ed76584befb503b1569faee373ed"
+checksum = "25aa4ce346d03a6dcd68dd8b4010bcb74e54e62c90c573f394c46eae99aba32d"
 dependencies = [
  "proc-macro2",
  "quote",

backend/public/Cargo.toml

@@ -25,3 +25,4 @@ serde_json = "1.0.128"
 chrono = "0.4.38"
 xml = "0.8.20"
 fred = "10.1.0"
+cache = { version = "*", path = "../cache" }

backend/public/src/routes/authors.rs

@@ -5,7 +5,7 @@ use axum::{
     routing::get,
     Json,
 };
-use fred::types::Expiration;
+use cache::Expiration;
 use serde::{Deserialize, Serialize};
 
 use crate::{datasources::authors::AuthorsDatasource, state::AppState};

backend/public/src/routes/comments.rs

@@ -6,8 +6,8 @@ use axum::{
     routing::{get, post},
     Json,
 };
+use cache::{Expiration, SetOptions};
 use chrono::Utc;
-use fred::types::{Expiration, SetOptions};
 use serde::{Deserialize, Serialize};
 
 #[derive(Deserialize, Serialize, Debug)]

backend/public/src/routes/posts.rs

@@ -15,8 +15,8 @@ use axum::{
     routing::get,
     Json, Router,
 };
+use cache::Expiration;
 use chrono::Utc;
-use fred::types::Expiration;
 use serde::{Deserialize, Serialize};
 use std::collections::HashMap;
 

backend/public/src/routes/projects.rs

@@ -1,7 +1,6 @@
 use crate::{datasources::projects::ProjectsDatasource, state::AppState, utils::datetime::*};
-use axum::http::{HeaderMap, HeaderValue};
 use axum::{extract::State, http::StatusCode, response::IntoResponse, routing::get, Json, Router};
-use fred::types::Expiration;
+use cache::Expiration;
 use serde::{Deserialize, Serialize};
 
 #[derive(sqlx::FromRow, Deserialize, Serialize, Debug, Clone)]

backend/public/src/state.rs

@@ -1,83 +1,17 @@
-use fred::interfaces::KeysInterface;
-use fred::{clients::Pool, prelude::*};
 use sqlx::PgPool;
 
 pub type AppState = std::sync::Arc<tokio::sync::Mutex<AppInternalState>>;
 
 pub struct AppInternalState {
     pub database: sqlx::postgres::PgPool,
-    pub cache: Cache,
-}
-
-pub struct Cache {
-    pub inmem: Pool,
+    pub cache: cache::Cache,
 }
 
 impl AppInternalState {
-    pub fn new(database: PgPool, cache: Pool) -> Self {
+    pub fn new(database: PgPool, cache: cache::Pool) -> Self {
         AppInternalState {
             database,
-            cache: Cache { inmem: cache },
-        }
-    }
-}
-
-impl Cache {
-    pub async fn get<T>(&mut self, key: String) -> Result<Option<T>, Box<dyn std::error::Error>>
-    where
-        T: for<'de> serde::Deserialize<'de>,
-    {
-        self.is_connected()?;
-        let value: Option<String> = self.inmem.get(&key).await?;
-
-        match value {
-            Some(json_str) => match serde_json::from_str::<T>(&json_str) {
-                Ok(deserialized) => Ok(Some(deserialized)),
-                Err(_) => Ok(None),
-            },
-            None => Ok(None),
-        }
-    }
-
-    pub async fn set<T>(
-        &mut self,
-        key: String,
-        contents: &T,
-        expiration: Option<Expiration>,
-        set_opts: Option<SetOptions>,
-        get: bool,
-    ) -> Result<(), Box<dyn std::error::Error>>
-    where
-        T: for<'de> serde::Deserialize<'de> + serde::Serialize,
-    {
-        self.is_connected()?;
-        let json_string = match serde_json::to_string::<T>(contents) {
-            Ok(s) => s,
-            Err(_) => {
-                return Err(Box::new(std::io::Error::new(
-                    std::io::ErrorKind::Other,
-                    "Unable to deserialize contents passed to cache".to_string(),
-                )))
-            }
-        };
-
-        Ok(self
-            .inmem
-            .set(key, json_string, expiration, set_opts, get)
-            .await?)
-    }
-
-    pub async fn del(&mut self, key: String) -> Result<(), Box<dyn std::error::Error>> {
-        Ok(self.inmem.del(key).await?)
-    }
-
-    fn is_connected(&mut self) -> Result<(), Box<dyn std::error::Error>> {
-        match self.inmem.is_connected() {
-            true => Ok(()),
-            false => Err(Box::new(std::io::Error::new(
-                std::io::ErrorKind::Other,
-                "Not connected to cache".to_string(),
-            ))),
+            cache: cache::Cache { inmem: cache },
         }
     }
 }