viewing submissions logic

1 files changed, 23 insertions, 0 deletions

diff --git a/src/database/database.rs b/src/database/database.rs
index 961c39c..95c8bf6 100644
--- a/src/database/database.rs
+++ b/src/database/database.rs
@@ -244,6 +244,29 @@ impl Database {
            .map_err(|e| DatabaseError::Query(e.to_string()))?
         )
     }
+
+    pub fn fetch_display_submission(&self, submission_id: i64) -> Result<Option<DisplaySubmission>, DatabaseError> {
+        static QUERY: &str = include_str!("sql/fetch_display_submissions.sql");
+        let conn = self.pool
+            .get()
+            .map_err(|e| DatabaseError::Connection(e.to_string()))?;
+        let mut statement = conn.prepare(QUERY)
+            .map_err(|e| DatabaseError::Query(e.to_string()))?;
+
+        Ok(statement
+            .query_one([submission_id], |row| {
+                Ok(DisplaySubmission {
+                    id: row.get("id")?,
+                    username: row.get("username")?,
+                    language: row.get("language")?,
+                    details: row.get("details")?,
+                    code: row.get("code")?,
+                })
+            })
+           .optional()
+           .map_err(|e| DatabaseError::Query(e.to_string()))?
+        )
+    }
     
     pub fn initialize(&self) -> Result<(), DatabaseError> {
         static QUERY: &str = include_str!("sql/initialize.sql");