Posts editing tests

src/routes/posts.rs

@@ -1,5 +1,5 @@
 use crate::authentication::AuthenticatedUser;
-use crate::routes::{COMMENTS_PER_PAGE, Query, get_max_page};
+use crate::routes::{COMMENTS_PER_PAGE, Query, get_max_page, join_error_messages};
 use crate::session_state::TypedSession;
 use crate::templates::{ErrorTemplate, MessageTemplate, PostsPageDashboardTemplate};
 use crate::{
@@ -19,6 +19,7 @@ use axum::{
 };
 use sqlx::PgPool;
 use uuid::Uuid;
+use validator::Validate;
 
 pub const POSTS_PER_PAGE: i64 = 3;
 
@@ -119,9 +120,11 @@ pub async fn get_posts_count(connection_pool: &PgPool) -> Result<i64, sqlx::Erro
         .map(|r| r.count.unwrap())
 }
 
-#[derive(serde::Deserialize)]
+#[derive(Validate, serde::Deserialize)]
 pub struct EditPostForm {
+    #[validate(length(min = 1, message = "Title must be at least one character."))]
     pub title: String,
+    #[validate(length(min = 1, message = "Content must be at least one character."))]
     pub content: String,
 }
 
@@ -141,6 +144,10 @@ pub async fn update_post(
     match record {
         None => Ok(HtmlTemplate(ErrorTemplate::NotFound).into_response()),
         Some(record) if record.author_id == user_id => {
+            if let Err(e) = form.validate().map_err(join_error_messages) {
+                let template = HtmlTemplate(MessageTemplate::error(e));
+                return Ok(template.into_response());
+            }
             sqlx::query!(
                 "
                 UPDATE posts

src/routes/users.rs

@@ -1,5 +1,5 @@
 use crate::authentication::AuthenticatedUser;
-use crate::routes::verify_password;
+use crate::routes::{join_error_messages, verify_password};
 use crate::session_state::TypedSession;
 use crate::templates::{MessageTemplate, UserEditTemplate};
 use crate::{
@@ -64,21 +64,8 @@ pub async fn update_user(
     }): Extension<AuthenticatedUser>,
     Form(form): Form<EditProfileForm>,
 ) -> Result<Response, AppError> {
-    if let Err(e) = form.validate() {
-        let error_messages: Vec<_> = e
-            .field_errors()
-            .iter()
-            .flat_map(|(field, errors)| {
-                errors.iter().map(move |error| {
-                    error
-                        .message
-                        .as_ref()
-                        .map(|msg| msg.to_string())
-                        .unwrap_or(format!("Invalid field: {}", field))
-                })
-            })
-            .collect();
-        let template = HtmlTemplate(MessageTemplate::error(error_messages.join("\n")));
+    if let Err(e) = form.validate().map_err(join_error_messages) {
+        let template = HtmlTemplate(MessageTemplate::error(e));
         return Ok(template.into_response());
     }
     if form.user_id != session_user_id {