Handlers for GET and POST engages added, renders numbers of unique engagements per post

server/src/routes/post.rs

@@ -101,7 +101,18 @@ pub async fn engage_post(
         }
     }
 
-    return Ok(HttpResponse::Ok().json("Engaged"));
+    // Get engagement count
+    let q = sqlx::query!("SELECT COUNT(*) FROM engagements WHERE post_id = $1", post_id)
+        .fetch_one(&state.pool)
+        .await;
+
+    match q {
+        Ok(count) => Ok(HttpResponse::Ok().json(count.count)),
+        Err(e) => {
+            info!("Error getting engagements: {}", e);
+            Ok(HttpResponse::InternalServerError().json("Error"))
+        }
+    }
 }
 
 #[get("/posts/{id}/engage")]