//go:build go1.16
// +build go1.16

package openapi3_test

import (
	"embed"
	"fmt"
	"net/url"

	"github.com/getkin/kin-openapi/openapi3"
)

//go:embed testdata/recursiveRef/*
var fs embed.FS

func Example() {
	loader := openapi3.NewLoader()
	loader.IsExternalRefsAllowed = true
	loader.ReadFromURIFunc = func(loader *openapi3.Loader, uri *url.URL) ([]byte, error) {
		return fs.ReadFile(uri.Path)
	}

	doc, err := loader.LoadFromFile("testdata/recursiveRef/openapi.yml")
	if err != nil {
		panic(err)
	}

	if err = doc.Validate(loader.Context); err != nil {
		panic(err)
	}

	fmt.Println(doc.
		Paths.Value("/foo").
		Get.Responses.Value("200").Value.
		Content["application/json"].
		Schema.Value.
		Properties["foo2"].Value.
		Properties["foo"].Value.
		Properties["bar"].Value.
		Type,
	)
	// Output: &[string]
}