feat: add route to get rating list

API-Project/src/controllers/recipes.controller.ts

@@ -88,4 +88,26 @@ RecipesController.get('/getcommentsdictionary/:id', async (req, res) => {
     }
 })
 
+RecipesController.get('/getratinglist/:id', async (req, res) => {
+    const id: number = Number(req.params.id)
+    if (Number.isNaN(id) || !Number.isInteger(id)) {
+        res.status(400).json('The parameter is not an integer')
+    }
+
+    try {
+        const rating_list = await recipes_gw.getRatingList(id)
+
+        if (rating_list.length == 0) {
+            res.status(404).json('no data found')
+        }
+        else {
+            res.status(200).json(rating_list)
+        }
+    }
+    catch (error) {
+        const error_error = error as Error
+        res.status(500).send(error_error.message)
+    }
+})
+
 export { RecipesController }

API-Project/src/gateways/recipe.gateway.ts

@@ -106,9 +106,30 @@ export class RecipeGateway {
         if (res.rows != null && res.rows.length >= 1 && res.rows[0] != null) {
             const dictionnary_as_str: string = res.rows[0].comments_dico.replace(/'/g, '"')
             comments_dictionary = JSON.parse(dictionnary_as_str);
-            console.log(comments_dictionary)
         }
         
         return comments_dictionary
     }
+
+    async getRatingList(id: number): Promise<number[]> {
+        let rating_list: number[] = []
+
+        const client = await this.connection.getPoolClient()
+
+        const query = {
+            text: 'SELECT rating FROM Recipes WHERE id=$1',
+            values: [id]
+        }
+
+        const res = await client.query(query)
+
+        client.release()
+
+        if (res.rows != null && res.rows.length >= 1 && res.rows[0] != null) {
+            const list_as_str: string = res.rows[0].rating
+            rating_list = JSON.parse(list_as_str);
+        }
+        
+        return rating_list
+    }
 }