saving might work idk

src-tauri/src/db/mod.rs

@@ -53,3 +53,87 @@ pub fn delete_app(conn: &mut SqliteConnection, app_id: &str) -> usize {
         .execute(conn)
         .expect("Error deleting app")
 }
+
+pub fn create_blog_db(
+    conn: &mut SqliteConnection,
+    title: &str,
+    content: &str,
+    linked_app_ids: Option<&[String]>,
+) -> models::Blog {
+    use crate::db::schema::blog;
+
+    // json seralize the referenced app ids, store as string
+    if let Some(ids) = linked_app_ids {
+        for id in ids {
+            // Check if the app exists in the database
+            let app_exists = crate::db::schema::app::dsl::app
+                .filter(crate::db::schema::app::dsl::id.eq(id))
+                .first::<models::App>(conn)
+                .optional()
+                .expect("Error checking if app exists");
+
+            if app_exists.is_none() {
+                panic!("App with id {} does not exist", id);
+            }
+        }
+    }
+
+    // if there are linked app ids, serialize them to json, else set to None
+    let reference: Option<String> = if let Some(ids) = linked_app_ids {
+        Some(serde_json::to_string(&ids).expect("Failed to convert to JSON"))
+    } else {
+        None
+    };
+
+    let new_blog = models::Blog {
+        id: uuid::Uuid::new_v4().to_string(),
+        title: title.to_string(),
+        content: content.to_string(),
+        reference,
+    };
+
+    diesel::insert_into(blog::table)
+        .values(&new_blog)
+        .execute(conn)
+        .expect("Error saving new blog");
+
+    new_blog
+}
+
+// Will be used to update an existing blog post OR create a new one if it doesn't exist
+pub fn save_blog(
+    conn: &mut SqliteConnection,
+    blog_id: Option<&str>,
+    title: &str,
+    content: &str,
+    linked_app_ids: Option<&[String]>,
+) -> models::Blog {
+    use crate::db::schema::blog;
+
+    // json seralize the referenced app ids, store as string
+    let reference: Option<String> = if let Some(ids) = linked_app_ids {
+        Some(serde_json::to_string(&ids).expect("Failed to convert to JSON"))
+    } else {
+        None
+    };
+
+    if let Some(id) = blog_id {
+        // Update existing blog
+        diesel::update(blog::table.filter(blog::id.eq(id)))
+            .set((
+                blog::title.eq(title),
+                blog::content.eq(content),
+                blog::reference.eq(reference),
+            ))
+            .execute(conn)
+            .expect("Error updating blog");
+
+        blog::table
+            .filter(blog::id.eq(id))
+            .first::<models::Blog>(conn)
+            .expect("Error loading updated blog")
+    } else {
+        // Create new blog
+        create_blog_db(conn, title, content, linked_app_ids)
+    }
+}

src-tauri/src/db/models.rs

@@ -12,7 +12,7 @@ pub struct App {
     pub ssh_address: Option<String>, // default to normal address
 }
 
-#[derive(Queryable, Selectable, Debug, Serialize, Deserialize)]
+#[derive(Queryable, Selectable, Debug, Insertable, Serialize, Deserialize)]
 #[diesel(table_name = crate::db::schema::blog)]
 #[diesel(check_for_backend(diesel::sqlite::Sqlite))]
 pub struct Blog {
@@ -22,7 +22,7 @@ pub struct Blog {
     pub reference: Option<String>, // uuid
 }
 
-#[derive(Queryable, Selectable, Debug, Serialize, Deserialize)]
+#[derive(Queryable, Selectable, Debug, Insertable, Serialize, Deserialize)]
 #[diesel(table_name = crate::db::schema::identities)]
 #[diesel(check_for_backend(diesel::sqlite::Sqlite))]
 pub struct Identity {

src-tauri/src/lib.rs

@@ -27,14 +27,12 @@ async fn ping_target(address: &str) -> bool {
 
     let ip_target: IpAddr = socket_addr.ip();
 
-    // 2. Configure unprivileged ICMP requestor
     let timeout = Some(Duration::from_secs(2));
     let pinger = match IcmpEchoRequestor::new(ip_target, None, None, timeout) {
         Ok(p) => p,
         Err(_) => return false,
     };
 
-    // 3. Send ICMP Echo request asynchronously
     match pinger.send().await {
         Ok(reply) => {
             // Check if the status returned is a valid success response
@@ -46,7 +44,7 @@ async fn ping_target(address: &str) -> bool {
 
 #[tauri::command]
 fn new_app(name: &str, address: &str, description: Option<&str>, ssh_address: Option<&str>) -> App {
-    let mut conn = &mut establish_connection();
+    let mut conn = establish_connection();
     let app = create_app(&mut conn, name, address, description, ssh_address);
 
     println!("{:#?}", app);
@@ -55,7 +53,7 @@ fn new_app(name: &str, address: &str, description: Option<&str>, ssh_address: Op
 
 #[tauri::command]
 fn get_app() -> Vec<App> {
-    let mut conn = &mut establish_connection();
+    let mut conn = establish_connection();
     let apps = get_apps(&mut conn);
 
     println!("{:#?}", apps);
@@ -64,8 +62,8 @@ fn get_app() -> Vec<App> {
 
 #[tauri::command]
 fn delete_apps(id: &str) {
-    let conn = &mut establish_connection();
-    delete_app(conn, id);
+    let mut conn = establish_connection();
+    delete_app(&mut conn, id);
 }
 
 #[tauri::command]
@@ -76,6 +74,17 @@ async fn ping(address: &str) -> Result<bool, String> {
     }
 }
 
+#[tauri::command]
+fn save_blog(
+    id: Option<&str>,
+    title: &str,
+    content: &str,
+    linked_app_ids: Option<Vec<String>>,
+) -> db::models::Blog {
+    let mut conn = establish_connection();
+    db::save_blog(&mut conn, id, title, content, linked_app_ids.as_deref())
+}
+
 #[cfg_attr(mobile, tauri::mobile_entry_point)]
 pub fn run() {
     tauri::Builder::default()
@@ -84,7 +93,8 @@ pub fn run() {
             new_app,
             get_app,
             delete_apps,
-            ping
+            ping,
+            save_blog
         ])
         .run(tauri::generate_context!())
         .expect("error while running tauri application");