add function (o get matches for a sport

api.php

@@ -86,13 +86,22 @@
                 APIErrors::internalError();
             }
         case 'matchs' . 'GET' :
-            $matchs = $db->getAllMatches();
+            if (empty($_GET['sport_id'])){
+                $matchs = $db->getAllMatches();
 
-            if ($matchs != NULL){
+                if ($matchs != NULL){
-                http_response_code(200);
+                    http_response_code(200);
-		        die(json_encode($matchs));
+                    die(json_encode($matchs));
+                }else{
+                    APIErrors::internalError();}
             }else{
-                APIErrors::internalError();
+                $matchs = $db->getAllMatchesSport($_GET['sport_id']);
+
+                if ($matchs != NULL){
+                    http_response_code(200);
+                    die(json_encode($matchs));
+                }else{
+                    APIErrors::internalError();}
             }
         case 'test' . 'GET' :
             

resources/database.php

@@ -293,6 +293,26 @@ class Database
         return $statement->fetchAll(PDO::FETCH_ASSOC);
     }
 
+    /**
+     * Gets all matches in the bd with their type for a sport
+     * 
+     * @param int $sportId 
+     * 
+     * @return ?array return null is there is no match in the db
+     */
+    public function getAllMatchesSport(int $sportId): ?array {
+        $request = 'SELECT m.id, type, array_agg(p.team_id) "teams_id" from matches m
+                        left join sports s on sport_id = s.id
+                        right join participations p on match_id = m.id
+                        where sport_id = :id group by m.id, s.name';
+
+        $statement = $this->PDO->prepare($request);
+        $statement->bindParam(":id", $sportId);
+        $statement->execute();
+
+        return $statement->fetchAll(PDO::FETCH_ASSOC);
+    }
+
     /**
      * Gets all infor of a match 
      *