better new functionality of column aliases

common/build.rs

@@ -61,6 +61,18 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
             ".komp_ac.table_definition.TableDefinitionResponse",
             "#[derive(serde::Serialize, serde::Deserialize)]"
         )
+        .type_attribute(
+            ".komp_ac.table_definition.GetColumnAliasRenameHistoryRequest",
+            "#[derive(serde::Serialize, serde::Deserialize)]"
+        )
+        .type_attribute(
+            ".komp_ac.table_definition.ColumnAliasRenameHistoryEntry",
+            "#[derive(serde::Serialize, serde::Deserialize)]"
+        )
+        .type_attribute(
+            ".komp_ac.table_definition.GetColumnAliasRenameHistoryResponse",
+            "#[derive(serde::Serialize, serde::Deserialize)]"
+        )
         .type_attribute(
             ".komp_ac.table_definition.RenameColumnAliasRequest",
             "#[derive(serde::Serialize, serde::Deserialize)]"

common/proto/table_definition.proto

@@ -22,6 +22,9 @@ service TableDefinition {
   // Pure data retrieval - no business logic.
   rpc GetProfileDetails(GetProfileDetailsRequest) returns (GetProfileDetailsResponse);
 
+  // Returns the stored rename history for column aliases in one profile.
+  rpc GetColumnAliasRenameHistory(GetColumnAliasRenameHistoryRequest) returns (GetColumnAliasRenameHistoryResponse);
+
   // Renames a user-visible column alias while keeping the physical column unchanged.
   rpc RenameColumnAlias(RenameColumnAliasRequest) returns (RenameColumnAliasResponse);
 
@@ -138,6 +141,31 @@ message GetProfileDetailsResponse {
   repeated TableDetail tables = 2;
 }
 
+// Request to fetch recorded column alias rename history for one profile.
+message GetColumnAliasRenameHistoryRequest {
+  string profile_name = 1;
+
+  // Optional filter. When omitted, returns all tables in the profile.
+  optional int64 table_definition_id = 2;
+}
+
+// One recorded column alias rename.
+message ColumnAliasRenameHistoryEntry {
+  int64 id = 1;
+  string profile_name = 2;
+  int64 table_definition_id = 3;
+  string table_name = 4;
+  string old_column_name = 5;
+  string new_column_name = 6;
+  string created_at = 7;
+}
+
+// Response with stored column alias rename history rows.
+message GetColumnAliasRenameHistoryResponse {
+  string profile_name = 1;
+  repeated ColumnAliasRenameHistoryEntry entries = 2;
+}
+
 // Describes a table with its columns and associated scripts.
 message TableDetail {
   string name = 1;

common/src/proto/komp_ac.table_definition.rs

@@ -125,6 +125,44 @@ pub struct GetProfileDetailsResponse {
     #[prost(message, repeated, tag = "2")]
     pub tables: ::prost::alloc::vec::Vec<TableDetail>,
 }
+/// Request to fetch recorded column alias rename history for one profile.
+#[derive(serde::Serialize, serde::Deserialize)]
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct GetColumnAliasRenameHistoryRequest {
+    #[prost(string, tag = "1")]
+    pub profile_name: ::prost::alloc::string::String,
+    /// Optional filter. When omitted, returns all tables in the profile.
+    #[prost(int64, optional, tag = "2")]
+    pub table_definition_id: ::core::option::Option<i64>,
+}
+/// One recorded column alias rename.
+#[derive(serde::Serialize, serde::Deserialize)]
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct ColumnAliasRenameHistoryEntry {
+    #[prost(int64, tag = "1")]
+    pub id: i64,
+    #[prost(string, tag = "2")]
+    pub profile_name: ::prost::alloc::string::String,
+    #[prost(int64, tag = "3")]
+    pub table_definition_id: i64,
+    #[prost(string, tag = "4")]
+    pub table_name: ::prost::alloc::string::String,
+    #[prost(string, tag = "5")]
+    pub old_column_name: ::prost::alloc::string::String,
+    #[prost(string, tag = "6")]
+    pub new_column_name: ::prost::alloc::string::String,
+    #[prost(string, tag = "7")]
+    pub created_at: ::prost::alloc::string::String,
+}
+/// Response with stored column alias rename history rows.
+#[derive(serde::Serialize, serde::Deserialize)]
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct GetColumnAliasRenameHistoryResponse {
+    #[prost(string, tag = "1")]
+    pub profile_name: ::prost::alloc::string::String,
+    #[prost(message, repeated, tag = "2")]
+    pub entries: ::prost::alloc::vec::Vec<ColumnAliasRenameHistoryEntry>,
+}
 /// Describes a table with its columns and associated scripts.
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct TableDetail {
@@ -383,6 +421,36 @@ pub mod table_definition_client {
                 );
             self.inner.unary(req, path, codec).await
         }
+        /// Returns the stored rename history for column aliases in one profile.
+        pub async fn get_column_alias_rename_history(
+            &mut self,
+            request: impl tonic::IntoRequest<super::GetColumnAliasRenameHistoryRequest>,
+        ) -> std::result::Result<
+            tonic::Response<super::GetColumnAliasRenameHistoryResponse>,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/komp_ac.table_definition.TableDefinition/GetColumnAliasRenameHistory",
+            );
+            let mut req = request.into_request();
+            req.extensions_mut()
+                .insert(
+                    GrpcMethod::new(
+                        "komp_ac.table_definition.TableDefinition",
+                        "GetColumnAliasRenameHistory",
+                    ),
+                );
+            self.inner.unary(req, path, codec).await
+        }
         /// Renames a user-visible column alias while keeping the physical column unchanged.
         pub async fn rename_column_alias(
             &mut self,
@@ -486,6 +554,14 @@ pub mod table_definition_server {
             tonic::Response<super::GetProfileDetailsResponse>,
             tonic::Status,
         >;
+        /// Returns the stored rename history for column aliases in one profile.
+        async fn get_column_alias_rename_history(
+            &self,
+            request: tonic::Request<super::GetColumnAliasRenameHistoryRequest>,
+        ) -> std::result::Result<
+            tonic::Response<super::GetColumnAliasRenameHistoryResponse>,
+            tonic::Status,
+        >;
         /// Renames a user-visible column alias while keeping the physical column unchanged.
         async fn rename_column_alias(
             &self,
@@ -724,6 +800,60 @@ pub mod table_definition_server {
                     };
                     Box::pin(fut)
                 }
+                "/komp_ac.table_definition.TableDefinition/GetColumnAliasRenameHistory" => {
+                    #[allow(non_camel_case_types)]
+                    struct GetColumnAliasRenameHistorySvc<T: TableDefinition>(
+                        pub Arc<T>,
+                    );
+                    impl<
+                        T: TableDefinition,
+                    > tonic::server::UnaryService<
+                        super::GetColumnAliasRenameHistoryRequest,
+                    > for GetColumnAliasRenameHistorySvc<T> {
+                        type Response = super::GetColumnAliasRenameHistoryResponse;
+                        type Future = BoxFuture<
+                            tonic::Response<Self::Response>,
+                            tonic::Status,
+                        >;
+                        fn call(
+                            &mut self,
+                            request: tonic::Request<
+                                super::GetColumnAliasRenameHistoryRequest,
+                            >,
+                        ) -> Self::Future {
+                            let inner = Arc::clone(&self.0);
+                            let fut = async move {
+                                <T as TableDefinition>::get_column_alias_rename_history(
+                                        &inner,
+                                        request,
+                                    )
+                                    .await
+                            };
+                            Box::pin(fut)
+                        }
+                    }
+                    let accept_compression_encodings = self.accept_compression_encodings;
+                    let send_compression_encodings = self.send_compression_encodings;
+                    let max_decoding_message_size = self.max_decoding_message_size;
+                    let max_encoding_message_size = self.max_encoding_message_size;
+                    let inner = self.inner.clone();
+                    let fut = async move {
+                        let method = GetColumnAliasRenameHistorySvc(inner);
+                        let codec = tonic::codec::ProstCodec::default();
+                        let mut grpc = tonic::server::Grpc::new(codec)
+                            .apply_compression_config(
+                                accept_compression_encodings,
+                                send_compression_encodings,
+                            )
+                            .apply_max_message_size_config(
+                                max_decoding_message_size,
+                                max_encoding_message_size,
+                            );
+                        let res = grpc.unary(method, req).await;
+                        Ok(res)
+                    };
+                    Box::pin(fut)
+                }
                 "/komp_ac.table_definition.TableDefinition/RenameColumnAlias" => {
                     #[allow(non_camel_case_types)]
                     struct RenameColumnAliasSvc<T: TableDefinition>(pub Arc<T>);