feat: create a server function for deleting a project

src/errors/error.rs

@@ -7,6 +7,12 @@ pub enum Error {
     ServerInternal,
 }
 
+impl From<diesel::result::Error> for Error {
+    fn from(_: diesel::result::Error) -> Self { 
+        Self::ServerInternal 
+    }
+}
+
 // has to be implemented for Dioxus server functions
 impl Display for Error {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {

src/server/projects.rs

@@ -71,3 +71,17 @@ pub(crate) async fn edit_project(project_id: i32, new_project: NewProject)
 
     Ok(updated_project)
 }
+
+#[server]
+pub(crate) async fn delete_project(project_id: i32)
+    -> Result<(), ServerFnError<ErrorVec<Error>>> {
+    use crate::schema::projects::dsl::*;
+
+    let mut connection = establish_database_connection()
+        .map_err::<ErrorVec<Error>, _>(|_| vec![Error::ServerInternal].into())?;
+
+    diesel::delete(projects.filter(id.eq(project_id))).execute(&mut connection)
+        .map_err::<ErrorVec<Error>, _>(|error| vec![error.into()].into())?;
+    
+    Ok(())
+}