fix: complex query builder

Author: yajra

src/QueryDataTable.php

@@ -106,6 +106,16 @@ public function make($mDataSupport = true): JsonResponse
         }
     }
 
+    /**
+     * Get paginated results.
+     *
+     * @return \Illuminate\Support\Collection<int, array>
+     */
+    public function results(): Collection
+    {
+        return $this->query->get();
+    }
+
     /**
      * Prepare query by executing count, filter, order and paginate.
      *
@@ -123,7 +133,7 @@ protected function prepareQuery(): static
 
         $this->prepared = true;
 
-        return  $this;
+        return $this;
     }
 
     /**
@@ -146,9 +156,10 @@ public function prepareCountQuery(): QueryBuilder
         $builder = clone $this->query;
 
         if ($this->isComplexQuery($builder)) {
-            $table = $this->getConnection()->raw('('.$builder->toSql().') count_row_table');
-
-            return $this->getConnection()->table($table)->setBindings($builder->getBindings());
+            return $this->getConnection()
+                        ->query()
+                        ->fromRaw('('.$builder->toSql().') count_row_table')
+                        ->setBindings($builder->getBindings());
         }
 
         $row_count = $this->wrap('row_count');
@@ -182,16 +193,6 @@ protected function wrap(string $column): string
         return $this->getConnection()->getQueryGrammar()->wrap($column);
     }
 
-    /**
-     * Get paginated results.
-     *
-     * @return \Illuminate\Support\Collection<int, array>
-     */
-    public function results(): Collection
-    {
-        return $this->query->get();
-    }
-
     /**
      * Keep the select bindings.
      *
@@ -309,6 +310,16 @@ protected function getBaseQueryBuilder($instance = null)
         return $instance;
     }
 
+    /**
+     * Get query builder instance.
+     *
+     * @return QueryBuilder
+     */
+    public function getQuery(): QueryBuilder
+    {
+        return $this->query;
+    }
+
     /**
      * Resolve the proper column name be used.
      *
@@ -524,20 +535,6 @@ public function orderByNullsLast(): static
         return $this;
     }
 
-    /**
-     * Paginate dataTable using limit without offset
-     * with additional where clause via callback.
-     *
-     * @param  callable  $callback
-     * @return $this
-     */
-    public function limit(callable $callback): static
-    {
-        $this->limitCallback = $callback;
-
-        return $this;
-    }
-
     /**
      * Perform pagination.
      *
@@ -558,6 +555,20 @@ public function paging(): void
         }
     }
 
+    /**
+     * Paginate dataTable using limit without offset
+     * with additional where clause via callback.
+     *
+     * @param  callable  $callback
+     * @return $this
+     */
+    public function limit(callable $callback): static
+    {
+        $this->limitCallback = $callback;
+
+        return $this;
+    }
+
     /**
      * Add column in collection.
      *
@@ -778,14 +789,4 @@ public function getFilteredQuery(): QueryBuilder
 
         return $this->getQuery();
     }
-
-    /**
-     * Get query builder instance.
-     *
-     * @return QueryBuilder
-     */
-    public function getQuery(): QueryBuilder
-    {
-        return $this->query;
-    }
 }