From c0c45a3c581405d24c0a3051a3a13d102214556a Mon Sep 17 00:00:00 2001
From: Santo Cariotti <santo@dcariotti.me>
Date: Tue, 23 Aug 2022 18:19:06 +0200
Subject: Endpoint to get user

Url /v1/users/:id
---
 server/src/models/user.rs | 17 +++++++++++++++++
 server/src/routes/user.rs | 13 +++++++++++--
 2 files changed, 28 insertions(+), 2 deletions(-)

diff --git a/server/src/models/user.rs b/server/src/models/user.rs
index 38ec121..dd96f90 100644
--- a/server/src/models/user.rs
+++ b/server/src/models/user.rs
@@ -81,6 +81,23 @@ impl User {
         Ok(rec)
     }
 
+    pub async fn find_by_id(user_id: i32) -> Result<UserList, AppError> {
+        let pool = unsafe { get_client() };
+
+        let rec = sqlx::query_as!(
+            UserList,
+            r#"
+                SELECT id, email, is_staff FROM "users"
+                WHERE id = $1
+            "#,
+            user_id
+        )
+        .fetch_one(pool)
+        .await?;
+
+        Ok(rec)
+    }
+
     pub async fn list() -> Result<Vec<UserList>, AppError> {
         let pool = unsafe { get_client() };
         let rows = sqlx::query_as!(UserList, r#"SELECT id, email, is_staff FROM users"#)
diff --git a/server/src/routes/user.rs b/server/src/routes/user.rs
index 15a67be..4103ccb 100644
--- a/server/src/routes/user.rs
+++ b/server/src/routes/user.rs
@@ -1,9 +1,11 @@
 use crate::errors::AppError;
 use crate::models::user::{User, UserCreate, UserList};
-use axum::{routing::get, Json, Router};
+use axum::{extract::Path, routing::get, Json, Router};
 
 pub fn create_route() -> Router {
-    Router::new().route("/", get(list_users).post(create_user))
+    Router::new()
+        .route("/", get(list_users).post(create_user))
+        .route("/:id", get(get_user))
 }
 
 async fn list_users() -> Result<Json<Vec<UserList>>, AppError> {
@@ -18,3 +20,10 @@ async fn create_user(Json(payload): Json<UserCreate>) -> Result<Json<UserList>,
 
     Ok(Json(user_new))
 }
+
+async fn get_user(Path(user_id): Path<i32>) -> Result<Json<UserList>, AppError> {
+    match User::find_by_id(user_id).await {
+        Ok(user) => Ok(Json(user)),
+        Err(_) => Err(AppError::NotFound),
+    }
+}
-- 
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