package openid

import (
	"strings"
)

type Config struct {
	Issuer                 string   `json:"issuer"`
	AuthorizationEndpoint  string   `json:"authorization_endpoint"`
	TokenEndpoint          string   `json:"token_endpoint"`
	UserInfoEndpoint       string   `json:"userinfo_endpoint"`
	ResponseTypesSupported []string `json:"response_types_supported"`
	ScopesSupported        []string `json:"scopes_supported"`
	ClaimsSupported        []string `json:"claims_supported"`
	GrantTypesSupported    []string `json:"grant_types_supported"`
	JwksUri                string   `json:"jwks_uri"`
}

func GenConfig(baseUrl string, scopes, claims []string) Config {
	baseUrlRaw := baseUrl
	if !strings.HasSuffix(baseUrl, "/") {
		baseUrl += "/"
	}

	return Config{
		Issuer:                 baseUrlRaw,
		AuthorizationEndpoint:  baseUrl + "authorize",
		TokenEndpoint:          baseUrl + "token",
		UserInfoEndpoint:       baseUrl + "userinfo",
		ResponseTypesSupported: []string{"code"},
		ScopesSupported:        scopes,
		ClaimsSupported:        claims,
		GrantTypesSupported:    []string{"authorization_code", "refresh_token"},
		JwksUri:                baseUrl + ".well-known/jwks.json",
	}
}