<?php

use IlluminateSupportFacadesSchema;
use IlluminateDatabaseSchemaBlueprint;
use IlluminateDatabaseMigrationsMigration;

class TableVideoResources extends Migration
{
    public function up()
    {
        Schema::create('videoresources', function (Blueprint $table) {
            $table->increments('id');
            $table->string('title', 50);
            $table->timestamps();
        });
    }
    public function down()
    {
        Schema::dropIfExists('videoresources');
    }
}

<?php

use IlluminateSupportFacadesSchema;
use IlluminateDatabaseSchemaBlueprint;
use IlluminateDatabaseMigrationsMigration;

class TableResources extends Migration
{
    public function up()
    {
        Schema::create('resources', function (Blueprint $table) {
            $table->increments('id');
            $table->string('name', 50);
            $table->timestamps();
            $table->integer('resourceable_id')->unsigned();
            $table->string('resourceable_type', 100);
        });
    }
    public function down()
    {
        Schema::dropIfExists('resources');
    }
}

<?php namespace AppModels;

use IlluminateDatabaseEloquentModel;

class Resource extends Model
{
    protected $primaryKey = 'id';
    protected $table = 'resources';
    protected $fillable = ['name'];
    public $timestamps = true;

    public function resourceable()
    {
        return $this->morphTo();
    }
}

<?php namespace AppModels;

use IlluminateDatabaseEloquentModel;

class VideoResource extends Model
{
    protected $primaryKey = 'id';
    protected $table = 'videoresources';
    protected $fillable = ['title'];
    public $timestamps = true;

    public function resource()
    {
        return $this->morphOne(Resource::class, 'resourceable');
    }
}