Added selecting specific ticket by id

backend/src/handlers/mod.rs

@@ -1 +1 @@
-mod ticket;
+pub mod ticket;

backend/src/handlers/ticket.rs

@@ -89,6 +89,36 @@ pub async fn get_tickets(
     Ok(Json(json_response))
 }
 
+pub async fn get_ticket_by_id(
+    Path(id): Path<i32>,
+    State(data): State<Arc<AppState>>,
+) -> Result<impl IntoResponse, (StatusCode, Json<serde_json::Value>)> {
+    let query = sqlx::query_as(r#"SELECT * FROM tickets WHERE id = $1"#)
+        .bind(id)
+        .fetch_one(&data.db)
+        .await;
+
+    match query {
+        Ok(ticket) => {
+            let ticket_response = serde_json::json!(filter_record(&ticket));
+            return Ok(Json(ticket_response));
+        }
+        Err(sqlx::Error::RowNotFound) => {
+            let error_response = serde_json::json!({
+                "status": "fail",
+                "message": format!("Ticket with ID {} not found", id)
+            });
+            return Err((StatusCode::NOT_FOUND, Json(error_response)));
+        }
+        Err(e) => {
+            return Err((
+                StatusCode::INTERNAL_SERVER_ERROR,
+                Json(json!({"status": "error", "message": format!("{:?}", e)})),
+            ));
+        }
+    };
+}
+
 fn filter_record(ticket: &Ticket) -> TicketResponse {
     TicketResponse {
         id: ticket.id.to_owned(),