- Work done on insert() and update() function from QueryBuilder.

- Fixed save() and saveAll() from repository
- QueryBuilder can now be flushed after queries.

src/Repository.php

@@ -31,9 +31,14 @@ class Repository
         return $this->limit(1)->collectionFromQuery()[0] ?? null;
     }
 
+    public function loadOneFromField($field, $value) : ? object
+    {
+        return $this->where($field, $value)->loadOne();
+    }
+    
     public function loadFromPk($value, $primaryKey = "id") : ? object
     {
-        return $this->where($primaryKey, $value)->loadOne();
+        return $this->loadOneFromField($primaryKey, $value);
     }
     
     public function loadAll() : EntityCollection
@@ -99,24 +104,24 @@ class Repository
             if ( $primaryKeyDefinition === null ) {
                 throw new \Exception(sprintf("No primary key found for entity %s", $this->entityClass));
             }
-            
-            $pkField = key($primaryKeyDefinition);
-            $pkFieldName = $primaryKeyDefinition[$pkField]->name ?? $pkField;
-            $this->where($pkFieldName, $dataset[$pkFieldName]);
-            
+
             $diff = array_diff_assoc($dataset, $entity->entityGetDataset(true));
             
             if ( [] !== $diff ) {
+                $pkField = key($primaryKeyDefinition);
+                $pkFieldName = $primaryKeyDefinition[$pkField]->name ?? $pkField;
+                $this->where($pkFieldName, $dataset[$pkFieldName]);
+
                 $update = $this->updateSqlQuery($diff)->runQuery();
                 
-                return (bool) $update->rowCount();
-            }   
+                return $update ? (bool) $update->rowCount() : false;
+            }
         }
         
         return false;
     }
     
-    public function saveAll(EntityCollection $collection) : bool 
+    public function saveAll(EntityCollection $collection) : void 
     {
         foreach($collection as $entity) {
             $this->save($entity);
@@ -179,6 +184,8 @@ class Repository
 
     public function join(string $type, $table, $field, $value) : self
     {
+        $this->queryBuilder->join($type, $table, $field, $value);
+        
         return $this;
     }
 
@@ -370,7 +377,7 @@ class Repository
         return $entityCollection;
     }
 
-    public function runQuery() : \PDOStatement
+    public function runQuery() : ? \PDOStatement
     {
         $this->finalizeQuery();