morph relation laravel
You may register the morphMap in the boot function of your
App\Providers\AppServiceProvider class or create a separate service provider
if you wish.
use Illuminate\Database\Eloquent\Relations\Relation;
Relation::morphMap([
'post' => 'App\Models\Post',
'video' => 'App\Models\Video',
]);morphto laravel
<?php
namespace App\Models;
use Illuminate\Database\Eloquent\Model;
class Image extends Model
{
/**
* Get the parent imageable model (user or post).
*/
public function imageable()
{
return $this->morphTo();
}
}
class Post extends Model
{
/**
* Get the post's image.
*/
public function image()
{
return $this->morphOne(Image::class, 'imageable');
}
}
class User extends Model
{
/**
* Get the user's image.
*/
public function image()
{
return $this->morphOne(Image::class, 'imageable');
}
}laravel poly morphic relationship
class Mechanic extends Model
{
/**
* Get the car's owner.
*/
public function carOwner()
{
return $this->hasOneThrough(
'App\Owner',
'App\Car',
'mechanic_id', // Foreign key on cars table...
'car_id', // Foreign key on owners table...
'id', // Local key on mechanics table...
'id' // Local key on cars table...
);
}
}Copyright © 2021 Codeinu
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