Initial commit

service/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "service"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies.thiserror]
+version = "1.0"
+
+[dependencies.dao]
+path = "../dao"

service/src/lib.rs

@@ -0,0 +1,24 @@
+use std::{future::Future, sync::Arc};
+use thiserror::Error;
+
+#[derive(Debug, Error)]
+pub enum ServiceError {
+    #[error("Database query error: {0}")]
+    DatabaseQueryError(#[from] dao::DaoError),
+
+    #[error("Forbidden")]
+    Forbidden,
+}
+
+pub trait HelloService {
+    fn hello(&self) -> impl Future<Output = Result<Arc<str>, ServiceError>> + Send;
+}
+
+pub trait PermissionService {
+    fn check_permission(
+        &self,
+        privilege: &str,
+    ) -> impl Future<Output = Result<(), ServiceError>> + Send;
+
+    fn current_user(&self) -> impl Future<Output = Result<Arc<str>, ServiceError>> + Send;
+}