get by position in general endpoint is now working properly well

server/src/server/services/tables_data_service.rs

@@ -1,15 +1,15 @@
 // src/server/services/tables_data_service.rs
 use tonic::{Request, Response, Status};
 use common::proto::multieko2::tables_data::tables_data_server::TablesData;
-use common::proto::multieko2::common::CountResponse;
+use common::proto::multieko2::common::{CountResponse, PositionRequest};
 use common::proto::multieko2::tables_data::{
     PostTableDataRequest, PostTableDataResponse,
     PutTableDataRequest, PutTableDataResponse,
     DeleteTableDataRequest, DeleteTableDataResponse,
     GetTableDataRequest, GetTableDataResponse,
-    GetTableDataCountRequest,
+    GetTableDataCountRequest, GetTableDataByPositionRequest,
 };
-use crate::tables_data::handlers::{post_table_data, put_table_data, delete_table_data, get_table_data, get_table_data_count};
+use crate::tables_data::handlers::{post_table_data, put_table_data, delete_table_data, get_table_data, get_table_data_count, get_table_data_by_position};
 use sqlx::PgPool;
 
 #[derive(Debug)]
@@ -64,4 +64,13 @@ impl TablesData for TablesDataService {
         let response = get_table_data_count(&self.db_pool, request).await?;
         Ok(Response::new(response))
     }
+
+    async fn get_table_data_by_position(
+        &self,
+        request: Request<GetTableDataByPositionRequest>,
+    ) -> Result<Response<GetTableDataResponse>, Status> {
+        let request = request.into_inner();
+        let response = get_table_data_by_position(&self.db_pool, request).await?;
+        Ok(Response::new(response))
+    }
 }

server/src/tables_data/handlers.rs

@@ -4,9 +4,11 @@ pub mod put_table_data;
 pub mod delete_table_data;
 pub mod get_table_data;
 pub mod get_table_data_count;
+pub mod get_table_data_by_position;
 
 pub use post_table_data::post_table_data;
 pub use put_table_data::put_table_data;
 pub use delete_table_data::delete_table_data;
 pub use get_table_data::get_table_data;
 pub use get_table_data_count::get_table_data_count;
+pub use get_table_data_by_position::get_table_data_by_position;

server/src/tables_data/handlers/get_table_data_by_position.rs

@@ -0,0 +1,72 @@
+// src/tables_data/handlers/get_table_data_by_position.rs
+use tonic::Status;
+use sqlx::PgPool;
+use common::proto::multieko2::tables_data::{
+    GetTableDataByPositionRequest, GetTableDataRequest, GetTableDataResponse
+};
+use super::get_table_data;
+
+pub async fn get_table_data_by_position(
+    db_pool: &PgPool,
+    request: GetTableDataByPositionRequest,
+) -> Result<GetTableDataResponse, Status> {
+    let profile_name = request.profile_name;
+    let table_name = request.table_name;
+
+    if request.position < 1 {
+        return Err(Status::invalid_argument("Position must be at least 1"));
+    }
+
+    let profile = sqlx::query!(
+        "SELECT id FROM profiles WHERE name = $1",
+        profile_name
+    )
+    .fetch_optional(db_pool)
+    .await
+    .map_err(|e| Status::internal(format!("Profile lookup error: {}", e)))?;
+
+    let profile_id = profile.ok_or_else(|| Status::not_found("Profile not found"))?.id;
+
+    let table_exists = sqlx::query!(
+        r#"SELECT EXISTS(
+            SELECT 1 FROM table_definitions
+            WHERE profile_id = $1 AND table_name = $2
+        )"#,
+        profile_id,
+        table_name
+    )
+    .fetch_one(db_pool)
+    .await
+    .map_err(|e| Status::internal(format!("Table verification error: {}", e)))?
+    .exists
+    .unwrap_or(false);
+
+    if !table_exists {
+        return Err(Status::not_found("Table not found"));
+    }
+
+    let id: i64 = sqlx::query_scalar(
+        &format!(
+            r#"SELECT id FROM "{}" 
+            WHERE deleted = FALSE 
+            ORDER BY id ASC 
+            OFFSET $1 
+            LIMIT 1"#,
+            table_name
+        )
+    )
+    .bind(request.position - 1)
+    .fetch_optional(db_pool)
+    .await
+    .map_err(|e| Status::internal(format!("Position query failed: {}", e)))?
+    .ok_or_else(|| Status::not_found("Position out of bounds"))?;
+
+    get_table_data(
+        db_pool,
+        GetTableDataRequest {
+            profile_name,
+            table_name,
+            id,
+        }
+    ).await
+}