Implement more database methods and basic API routes (#50)

* feat: Implement more database methods & add mod and version routes

* feat: Implement deleting mods/versions & implement categories

* feat: Implement routes for categories, game versions & loaders

* feat: Reorganize API routes in a (hopefully) usable way

src/routes/mod.rs

@@ -1,12 +1,64 @@
+use actix_web::web;
+
 mod index;
 mod mod_creation;
 mod mods;
 mod not_found;
+mod tags;
 mod version_creation;
+mod versions;
+
+pub use tags::config as tags_config;
 
 pub use self::index::index_get;
-pub use self::mod_creation::mod_create;
-pub use self::mods::mod_search;
 pub use self::not_found::not_found;
-pub use self::version_creation::upload_file_to_version;
-pub use self::version_creation::version_create;
+
+pub fn mods_config(cfg: &mut web::ServiceConfig) {
+    cfg.service(mods::mod_search);
+    cfg.service(mod_creation::mod_create);
+
+    cfg.service(
+        web::scope("mod")
+            .service(mods::mod_get)
+            .service(mods::mod_delete)
+            .service(web::scope("{mod_id}").configure(versions_config)),
+    );
+}
+
+pub fn versions_config(cfg: &mut web::ServiceConfig) {
+    cfg.service(versions::version_list)
+        .service(version_creation::version_create)
+        .service(
+            web::scope("version")
+                .service(versions::version_get)
+                .service(versions::version_delete)
+                .service(
+                    web::scope("{version_id}").service(version_creation::upload_file_to_version),
+                ),
+        );
+}
+
+#[derive(thiserror::Error, Debug)]
+pub enum ApiError {
+    #[error("Internal server error")]
+    DatabaseError(#[from] crate::database::models::DatabaseError),
+}
+
+impl actix_web::ResponseError for ApiError {
+    fn status_code(&self) -> actix_web::http::StatusCode {
+        match self {
+            ApiError::DatabaseError(..) => actix_web::http::StatusCode::INTERNAL_SERVER_ERROR,
+        }
+    }
+
+    fn error_response(&self) -> actix_web::web::HttpResponse {
+        actix_web::web::HttpResponse::build(self.status_code()).json(
+            crate::models::error::ApiError {
+                error: match self {
+                    ApiError::DatabaseError(..) => "database_error",
+                },
+                description: &self.to_string(),
+            },
+        )
+    }
+}