interface_struct_conversion.go

package main

import "fmt"

type Asset interface {
	AssetType() string
	GetBase() Base
	SetBase(b Base)
}
type Base struct {
	X int
}
type Article struct {
	Base
}

func (a *Article) AssetType() string {
	return "article"
}
func (a *Article) GetBase() Base {
	return a.Base
}
func (a *Article) SetBase(b Base) {
	a.Base = b
}

func ChangeAsset(a Asset) {

	var b Base = a.GetBase()
	b.X = 43
	
	a.SetBase(b)

}

func main() {

	fmt.Println("Hello, playground")
	var x Asset = &Article{Base: Base{5}}

	ChangeAsset(x)

	fmt.Println("Value of asset", x)

	//a := b.(Article)
	//fmt.Println(a.AssetType())
}