Fixes

src/routes/user/controller.rs

@@ -1,4 +1,8 @@
-use axum::Router;
+use std::sync::Arc;
+
+use axum::extract::State;
+use axum::http::StatusCode;
+use axum::{Json, Router};
 use axum::routing::get;
 use crate::base::controller::BaseController;
 
@@ -16,14 +20,24 @@ impl UserController {
         }
     }
 
-    pub fn routes() -> Router {
+    pub fn routes(state: Arc<UserController>) -> Router {
         Router::new()
             .route("/users", get(Self::get_users))
+            .with_state(state)
     }
 
     async fn get_users(
         State(controller): State<Arc<UserController>>,
-    ) -> impl IntoResponse {
-        controller.base_controller.get_all().await
+    ) -> Result<Json<Vec<User>>, (StatusCode, Json<String>)> {
+        match controller.base_controller.get_all().await {
+            Ok(users) => {
+                // Wrap the users in Json, which implements IntoResponse
+                Ok(Json(users))
+            }
+            Err(err) => {
+                // In case of error, return StatusCode with Json error message
+                Err((StatusCode::INTERNAL_SERVER_ERROR, Json(err.to_string())))
+            }
+        }
     }
 }

src/routes/user/model.rs

@@ -4,7 +4,7 @@ use crate::base::entity::BaseEntity;
 use super::schema::users;
 
 #[derive(Debug, Clone, Serialize, Deserialize, Queryable, Identifiable)]
-#[diesel(table_name = users)]
+#[diesel(table_name = users, primary_key(id))]
 pub struct User {
     pub id: i32,
     pub name: String,
@@ -15,4 +15,12 @@ impl BaseEntity for User {
     fn id(&self) -> i32 {
         self.id
     }
+}
+
+impl Identifiable for User {
+    type Id = i32;
+
+    fn id(self) -> Self::Id {
+        self.id
+    }
 }

src/routes/user/schema.rs

@@ -1,6 +1,8 @@
-diesel::table! {
+use diesel::table;
+
+table! {
     users (id) {
-        id -> Int4,
+        id -> Integer,
         name -> Varchar,
         email -> Varchar,
     }