From bf2e515855ffa04c8884a14c872001dd378d673e Mon Sep 17 00:00:00 2001
From: Harald Eilertsen <haraldei@anduin.net>
Date: Sun, 14 Jan 2018 23:21:10 +0100
Subject: Add flash messages when adding/editing/deleting posts.

---
 src/controllers/home_controller.rs  |  3 ++-
 src/controllers/posts_controller.rs | 17 ++++++++++-------
 2 files changed, 12 insertions(+), 8 deletions(-)

(limited to 'src/controllers')

diff --git a/src/controllers/home_controller.rs b/src/controllers/home_controller.rs
index 6423a30..d9a539a 100644
--- a/src/controllers/home_controller.rs
+++ b/src/controllers/home_controller.rs
@@ -12,9 +12,10 @@ struct IndexTemplate {
 implement_responder_for!(IndexTemplate);
 
 #[get("/", format = "text/html")]
-fn index(conn: utils::DbConn) -> utils::Page<IndexTemplate> {
+fn index(flash: Option<rocket::request::FlashMessage>, conn: utils::DbConn) -> utils::Page<IndexTemplate> {
     utils::Page {
         title: String::from("Bloggen"),
+        flash: flash.map_or(None, |f| Some(f.msg().to_string())),
         content: IndexTemplate {
             posts: models::Post::get_all(conn)
         }
diff --git a/src/controllers/posts_controller.rs b/src/controllers/posts_controller.rs
index 38618d3..5fdd60e 100644
--- a/src/controllers/posts_controller.rs
+++ b/src/controllers/posts_controller.rs
@@ -1,5 +1,5 @@
 use rocket::request::Form;
-use rocket::response::Redirect;
+use rocket::response::{Flash, Redirect};
 use utils;
 
 #[derive(BartDisplay)]
@@ -14,6 +14,7 @@ implement_responder_for!(NewPostTemplate);
 fn new(_conn: utils::DbConn) -> utils::Page<NewPostTemplate> {
     utils::Page {
         title: String::from("New post"),
+        flash: None,
         content: NewPostTemplate {
             post: Default::default()
         }
@@ -21,9 +22,9 @@ fn new(_conn: utils::DbConn) -> utils::Page<NewPostTemplate> {
 }
 
 #[post("/create", data="<post>")]
-fn create(post: Form<::models::NewPost>, conn: utils::DbConn) -> Redirect {
+fn create(post: Form<::models::NewPost>, conn: utils::DbConn) -> Flash<Redirect> {
     ::models::Post::create(post.get(), conn);
-    Redirect::to("/")
+    Flash::success(Redirect::to("/"), "Post successfully created!")
 }
 
 #[derive(BartDisplay)]
@@ -39,6 +40,7 @@ fn show(id: i32, conn: utils::DbConn) -> utils::Page<ShowPostTemplate> {
     let p = ::models::Post::get(id, conn);
     utils::Page {
         title: p.title.clone(),
+        flash: None,
         content: ShowPostTemplate {
             post: p
         },
@@ -58,18 +60,19 @@ fn edit(id: i32, conn: utils::DbConn) -> utils::Page<EditPostTemplate> {
     let p = ::models::Post::get(id, conn);
     utils::Page {
         title: String::from("Edit post"),
+        flash: None,
         content: EditPostTemplate { post: p }
     }
 }
 
 #[post("/update", data="<post>")]
-fn update(post: Form<::models::Post>, conn: utils::DbConn) -> Redirect {
+fn update(post: Form<::models::Post>, conn: utils::DbConn) -> Flash<Redirect> {
   ::models::Post::update(post.get(), conn);
-  Redirect::to("/")
+  Flash::success(Redirect::to("/"), "Post updated successfully!")
 }
 
 #[get("/<id>/delete", format = "text/html")]
-fn delete(id: i32, conn: utils::DbConn) -> Redirect {
+fn delete(id: i32, conn: utils::DbConn) -> Flash<Redirect> {
     ::models::Post::delete(id, conn);
-    Redirect::to("/")
+    Flash::success(Redirect::to("/"), "Post deleted!")
 }
-- 
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