create many to many relation between rahdaran and road item

database/migrations/2024_12_14_133209_add_column_to_road_items_projects_table.php

@@ -1,31 +0,0 @@
-    <?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration
-{
-    /**
-     * Run the migrations.
-     */
-    public function up(): void
-    {
-        Schema::table('road_items_projects', function (Blueprint $table) {
-            $table->foreignId('rahdar_id')->nullable()->constrained('rahdaran');
-            $table->string('rahdar_code')->nullable();
-        });
-    }
-
-    /**
-     * Reverse the migrations.
-     */
-    public function down(): void
-    {
-        Schema::table('road_items_projects', function (Blueprint $table) {
-            $table->dropForeign(['rahdar_id']);
-            $table->dropColumn('rahdar_id');
-            $table->dropColumn('rahdar_code');
-        });
-    }
-};

database/migrations/2024_12_19_100450_create_rahdaran_road_items_project_table.php

@@ -0,0 +1,30 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('rahdaran_road_items_project', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('rahdaran_id')->constrained('rahdaran')->onDelete('cascade');
+            $table->unsignedBigInteger('road_items_project_id');
+            $table->foreign('road_items_project_id')->references('id')->on('road_items_projects')->onDelete('cascade');
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('rahdaran_road_items_project');
+    }
+};