Add REST endpoint for slot

service/src/lib.rs

@@ -2,8 +2,14 @@ use async_trait::async_trait;
 use mockall::automock;
 use std::{future::Future, sync::Arc};
 use thiserror::Error;
+use time::Date;
+use time::Time;
+use uuid::Uuid;
 
+pub mod clock;
 pub mod permission;
+pub mod slot;
+pub mod uuid_service;
 
 pub use permission::MockPermissionService;
 pub use permission::PermissionService;
@@ -11,6 +17,11 @@ pub use permission::Privilege;
 pub use permission::Role;
 pub use permission::User;
 
+#[derive(Debug, PartialEq, Eq)]
+pub enum ValidationFailureItem {
+    ModificationNotAllowed(Arc<str>),
+}
+
 #[derive(Debug, Error)]
 pub enum ServiceError {
     #[error("Database query error: {0}")]
@@ -18,6 +29,33 @@ pub enum ServiceError {
 
     #[error("Forbidden")]
     Forbidden,
+
+    #[error("Entity {0} aready exists")]
+    EntityAlreadyExists(Uuid),
+
+    #[error("Entity {0} not found")]
+    EntityNotFound(Uuid),
+
+    #[error("Entity {0} conflicts, expected version {1} but got {2}")]
+    EntityConflicts(Uuid, Uuid, Uuid),
+
+    #[error("Validation error: {0:?}")]
+    ValidationError(Arc<[ValidationFailureItem]>),
+
+    #[error("ID cannot be set on create")]
+    IdSetOnCreate,
+
+    #[error("Version cannot be set on create")]
+    VersionSetOnCreate,
+
+    #[error("Overlapping time range")]
+    OverlappingTimeRange,
+
+    #[error("Time order wrong. {0} must is not smaller or equal to {1}")]
+    TimeOrderWrong(Time, Time),
+
+    #[error("Date order wrong. {0} must is not smaller or equal to {1}")]
+    DateOrderWrong(Date, Date),
 }
 
 #[automock]