User.php

<?php

namespace App;

use Illuminate\Auth\Authenticatable;
use Illuminate\Auth\Passwords\CanResetPassword;
use Illuminate\Contracts\Auth\Access\Authorizable as AuthorizableContract;
use Illuminate\Contracts\Auth\Authenticatable as AuthenticatableContract;
use Illuminate\Contracts\Auth\CanResetPassword as CanResetPasswordContract;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Foundation\Auth\Access\Authorizable;

class User extends Model implements AuthenticatableContract,
    AuthorizableContract,
    CanResetPasswordContract
{
    use Authenticatable, Authorizable, CanResetPassword, SoftDeletes;

    /**
     * The database table used by the model.
     *
     * @var string
     */
    protected $table = 'users';

    /**
     * The attributes that are mass assignable.
     *
     * @var array
     */
    protected $fillable = ['name', 'email', 'password'];

    /**
     * The attributes excluded from the model's JSON form.
     *
     * @var array
     */
    protected $hidden = ['password', 'remember_token'];

    public function posts()
    {
        return $this->hasMany(Post::class);
    }

    public function onePost()
    {
        return $this->hasOne(Post::class);
    }

    public function blogs()
    {
        return $this->belongsToMany(Post::class, 'user_post', 'user_id', 'post_id');
    }

    public function tags()
    {
        return $this->morphToMany(Tag::class, 'taggable');
    }
}