fix adding columns

Author: hafezdivandari

src/Schema/Grammars/GrammarTable.php

@@ -5,6 +5,7 @@
 namespace Tpetry\PostgresqlEnhanced\Schema\Grammars;
 
 use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\App;
 use Illuminate\Support\Fluent;
 
 trait GrammarTable
@@ -16,6 +17,37 @@ trait GrammarTable
      */
     public function compileAdd(Blueprint $blueprint, Fluent $command): array
     {
+        if (version_compare(App::version(), '11.15.0', '>=')) {
+            $sql = [];
+
+            $column = $command->column;
+            $attributes = $column->getAttributes();
+
+            if (\array_key_exists('initial', $attributes)) {
+                if (\array_key_exists('default', $attributes)) {
+                    $sql[] = sprintf('alter table %s alter column %s set default %s',
+                        $this->wrapTable($blueprint),
+                        $this->wrap($column),
+                        $this->getDefaultValue($column['default'])
+                    );
+                } else {
+                    $sql[] = sprintf('alter table %s alter column %s drop default',
+                        $this->wrapTable($blueprint),
+                        $this->wrap($column),
+                    );
+                }
+
+                $column['default'] = $column['initial'];
+            }
+
+            $sql[] = sprintf('alter table %s add column %s',
+                $this->wrapTable($blueprint),
+                $this->getColumn($blueprint, $command->column)
+            );
+
+            return array_reverse($sql);
+        }
+
         $sql = [];
 
         foreach (array_reverse($blueprint->getAddedColumns()) as $column) {

tests/Migration/TableTest.php

@@ -44,4 +44,21 @@ public function testAddColumnInitialWithDefault(): void
             'alter table "test" alter column "col_437065" set default \'val_121964\'',
         ], array_column($queries, 'query'));
     }
+
+    public function testAddColumnsInitialWithDefault(): void
+    {
+        $queries = $this->withQueryLog(function (): void {
+            Schema::table('test', function (Blueprint $table): void {
+                $table->text('col_123')->initial('val_098');
+                $table->text('col_456')->initial('val_765')->default('val_432');
+            });
+        });
+
+        $this->assertEquals([
+            'alter table "test" add column "col_123" text not null default \'val_098\'',
+            'alter table "test" alter column "col_123" drop default',
+            'alter table "test" add column "col_456" text not null default \'val_765\'',
+            'alter table "test" alter column "col_456" set default \'val_432\'',
+        ], array_column($queries, 'query'));
+    }
 }