Close DDD refactor and remove generated asset proxy

server-rs/crates/spacetime-client/src/lib.rs

@@ -432,6 +432,14 @@ impl SpacetimeClientError {
         Self::Procedure(error.to_string())
     }
 
+    pub(crate) fn validation_failed(error: impl fmt::Display) -> Self {
+        Self::Runtime(error.to_string())
+    }
+
+    pub(crate) fn reducer_failed(message: String) -> Self {
+        Self::Runtime(message)
+    }
+
     pub(crate) fn procedure_failed(message: Option<String>) -> Self {
         Self::Procedure(message.unwrap_or_else(|| "SpacetimeDB procedure 返回未知错误".to_string()))
     }
@@ -515,3 +523,40 @@ impl fmt::Display for SpacetimeClientError {
 }
 
 impl Error for SpacetimeClientError {}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn procedure_failed_keeps_server_message_or_default() {
+        assert_eq!(
+            SpacetimeClientError::procedure_failed(Some("领域错误".to_string())).to_string(),
+            "领域错误"
+        );
+        assert_eq!(
+            SpacetimeClientError::procedure_failed(None).to_string(),
+            "SpacetimeDB procedure 返回未知错误"
+        );
+    }
+
+    #[test]
+    fn missing_snapshot_names_adapter_boundary() {
+        assert_eq!(
+            SpacetimeClientError::missing_snapshot("story session 快照").to_string(),
+            "SpacetimeDB procedure 未返回story session 快照"
+        );
+    }
+
+    #[test]
+    fn validation_and_reducer_failures_stay_runtime_classified() {
+        assert!(matches!(
+            SpacetimeClientError::validation_failed("字段缺失"),
+            SpacetimeClientError::Runtime(_)
+        ));
+        assert!(matches!(
+            SpacetimeClientError::reducer_failed("状态非法".to_string()),
+            SpacetimeClientError::Runtime(_)
+        ));
+    }
+}